conference on cloud physics ; 1998 (everett, wash.) : 1998.08.17 … · 2008-07-15 · 1.1 gewex:...

Conference on Cloud Physics

14th Conference on Planned and Inadvertent

Weather Modification

17-21 August 1998 Everett, Washington

Sponsored byAMERICAN METEOROLOGICAL SOCIETY

Front Cover:

Figure 1. Two instrumented Beechcraft Super King Air 350 aircraft owned by the Thailand Bureau of RoyalRainmaking and Agricultural Aviation for cloud seeding and microphysical measurements. The aircraft wereprovided and modified by Weather Modification, Inc. of Fargo, ND.

Figure 2. A 2D2-P and a 2D2-C probe mounted to the right wing of the Super King Air 350.

Figure 3. A1D-C probe and a Passive Cavity Aerosol probe mounted to the left wing of the Super King Air 350.

For more information, please refer to the following papers:J1.2A (page J5) entitled, 'The Evolution of Water and Hydrometeors with Height and Time

in Convective Clouds over Israel, Texas and Thailand", by Ronen Lahav, The Hebrew Univ.of Jerusalem, Jerusalem, Israel; and D. Rosenfeld, P. Sudhikoses, and W. Sukamjanaset

J1.3, (page J9) entitled, "Preliminary Studies on the Variations of Cloud Condensation Nuclei(CCN) and Aerosol Particles over Thailand and Indonesia and the Possible Impacts on

Precipitation Formation in Clouds", by Roelof T. Bruintjes, National Center for AtmosphericResearch, Boulder, CO; and R. M. Rasmussen, W. Sukamjanaset, P. Sudhikoses, and M.

Karmini

J2.1 (page J24) entitled, "Cloud Water, Rain Water, Temperature and Draft Relationships in

Thai Supercooled Convective Clouds", by Wathana Sukamjanaset, Bureau of RoyalRainmaking and Agricultural Aviation, Bangkok, Thailand; and P. Sudhikoses, N.

Tantipubthong, W. L. Woodley, and D. Rosenfeld

J2.5 (page J40) entitled, "Cold-Cloud Microphysical Observations in Seeded and Non-

seeded Thai Clouds", by Prinya Sudhikoses, Bureau of Royal Rainmaking and AgriculturalAviation, Bangkok, Thailand; and W. Sukamjanaset, N. Tantipubthong, W. L. Woodley and

D. Rosenfeld

This cover is sponsored by Weather Modification, Inc., Fargo, ND.

All Rights Reserved. No part of this publication may be reproduced or copied in any form or by any means - graphic,electronic, or mechanical, including photocopying, taping, or information storage and retrieval systems - without the priorwritten permission of the publisher. Contact AMS for permission pertaining to the overall collection. Authors retain their

individual rights and should be contacted directly for permission to use their material separately. The manuscriptsreproduced herein are unrefereed papers presented at the Conference on Cloud Physics and 14th Conference on

Planned and Inadvertent Weather Modification. Their appearance in this collection does not constitute formal

Publication. UB/TIB Hannover 89

118 299 670

American Meteorological Society

45 Beacon Street, Boston, Massachusetts USA 02108-3693

TABLE OF CONTENTS

Conference on Cloud Physicspage

iii FOREWORD: CONFERENCE ON CLOUD PHYSICS

xix AUTHOR INDEX

xxv FOREWORD: 14TH CONFERENCE ON PLANNED AND INADVERTENT WEATHER MODIFICATION

xxvii TABLE OF CONTENTS

xxxi AUTHOR INDEX

I KN.1 KEYNOTE ADDRESS: THE EFFECTS OF CLOUDS ON ATMOSPHERIC CHEMISTRY. T. W.

Choularton, Univ. of Manchester Inst, of Science and Technology (UMIST), Manchester, UK; and K. N.Bower

SESSION 1: CIRRUS: GEWEX AND FIRE-II

1.1 GEWEX: CLOUD SYSTEM STUDY—CIRRUS CLOUD SYSTEMS. David O'C. Starr, National

Aeronautics Space Administration (NASA)/Goddard Space Flight Ctr. (GSFC), Greenbelt, MD(Invited Presentation)

3 1.2 A MICROPHYSICAL CHARACTERIZATION OF CIRRUS FROM THE FIRE-II CIRRUS IFO.

Michael R. Poellot, Univ. of North Dakota, Grand Forks, ND; and R. J. Zerr, W. P. Arnott, and J. Hallett

7 1.3 SUMMARY OF IN SITU OBSERVATIONS OF CIRRUS MICROPHYSICS DURING FIRE II:

INSTRUMENTAL RESPONSE. W. Patrick Arnott, Desert Research Inst. (DRI), Reno, NV; and T. J.

Ulrich, R. Cole, J. Hallett, and M. R. Peollot

II 1.4 HORIZONTAL VARIABILITY OF CIRRUS CLOUDS. Samantha A. Smith, NASA/Goddard Inst, for

Space Studies (GISS), New York, NY; and A. DelGenio

13 1.5 REMOTE SENSING OF CIRRUS CLOUDS USING MAS AND HIS DATA. Igor V. Geogdzhayev, StateUniv. of New York (SUNY), Stony Brook, and NASA/GISS, New York, NY; and A. A. Lacis, B. E.

Carlson, and M. I. Mishchenko

SESSION 2: CIRRUS: MEASUREMENTS AND LABORATORY STUDIES

17 2.1 ICE CRYSTAL MORPHOLOGY IN AIRCRAFT CONTRAILS AND CIRRUS. Matt Meyers, DRI, Reno,NV; and J. Hallett

21 2.2 SUBVISUAL TROPOPAUSE TROPICAL CIRRUS: OBSERVATIONS AND RADIATIVE IMPACTS.

Greg M. McFarquhar, National Center for Atmospheric Research (NCAR), Boulder, CO; and A. J.

Heymsfield, J. Spinhirne, and B. Hart

25 2.3 ANVIL CIRRUS OUTFLOW DURING THE MARITIME CONTINENT THUNDERSTORM

EXPERIMENT: A CASE STUDY. Michael P. Jensen, Penn State Univ., University Park, PA; andT. P.

Ackerman and S. Sekelsky

29 2.4 LABORATORY STUDIES OF ICE FORMATION BY UPPER TROPOSPHERIC AEROSOL

PARTICLES. Paul J. DeMott, Colorado State Univ., Ft. Collins, CO; and Y. Chen, S. M. Kreidenweis,D. C. Rogers, and D. E. Sherman

33 2.5 INFRARED EXTINCTION AND EMISSION BY LABORATORY ICE CLOUDS: SIMULATION OF COLD

CIRRUS AND CONTRAIL RADIATIVE PROPERTIES. Carl Schmitt, DRI, Reno, NV; and W. P. Arnott

and J. Hallett

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CONFERENCE ON CLOUD PHYSICS

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SESSION 3: CIRRUS: MODELING STUDIES

36 3.1 THE DEPENDENCE OF CIRRUS ICE CRYSTAL GROWTH RATES ON TEMPERATURE: THEORY

VERSUS IN-SITU OBSERVATIONS. Andrew J. Heymsfield, NCAR, Boulder, CO; and L. M.

Miloshevich

40 3.2 RADIATIVE IMPACTS ON THE GROWTH OF A POPULATION OF ICE CRYSTALS IN SIMULATED

CIRRUS CLOUDS. Ting Wu, Colorado State Univ., Ft. Collins, CO; and W. R. Cotton, G. Feingold,J. Y. Harrington, and T. G. Reisin

44 3.3 EFFECT OF CRYSTAL HABIT ON THE EVOLUTION OF THIN CIRRUS CLOUDS. Hui-Chun Liu,

Univ. of Wisconsin, Madison, Wl; and P. K. Wang

46 3.4 SPREADING AND GROWTH OF PERSISTENT CONTRAILS IN A SHEARED ENVIRONMENT.

Owen B. Toon, Univ. of Colorado, Boulder, CO; and E. J. Jensen and A. S. Ackerman

49 3.5 STRATOSPHERIC CIRRUS CLOUD FORMATION FOLLOWING A MASSIVE WATER INJECTION

FROM AN ASTEROID/COMET IMPACT INTO THE OCEAN. Christopher Kuhn, Univ. of Colorado,Boulder, CO; and O. B. Toon

51 3.6 DYNAMICS AND MICROPHYSICS OF SUBVISIBLE CIRRUS CLOUDS NEAR THE TROPICAL

TROPOPAUSE. Eric J. Jensen, NASA/Ames Research Ctr. (ARC), Moffett Field, CA; and A. S.

Ackerman and O. B. Toon

53 3.7 NUMERICAL STUDIES OF TROPICAL CIRRUS CLOUDS USING A CIRRUS MODEL WITH

EXPLICIT MICROPHYSICS. Matthew T. Boehm, Penn State Univ., University Park, PA; and J.

Verlinde and T. P. Ackerman

57 3.8 NUMERICAL SIMULATIONS OF CIRRUS ANVILS IN NIGHTTIME CONDITIONS BY A TWO-DIMENSIONAL CLOUD RESOLVING MODEL WITH EXPLICIT MICROPHYSICS. Ruei-Fong Lin,National Taiwan Univ., Taipei, Taiwan; and T. P. Ackerman

SESSION 4A: NUCLEATION

4A.1 MEASUREMENTS OF ATMOSPHERIC ICE NUCLEI WITH AN AIRBORNE INSTRUMENT. David C.

Rogers, Colorado State Univ., Ft. Collins, CO; and P. J. DeMott, S. M. Kreidenweis, and Y. Chen

60 4A.2 THE POTENTIAL DEPENDENCE OF ICE NUCLEATION RATES ON CRYSTAL SHAPE. David L

Mitchell, DRI, Reno, NV; and S. K. Chai

64 4A.3 A CONCEPTUAL MODEL OF ENHANCED ICE PRODUCTION IN TURBULENCE. Raymond A.

Shaw, Penn State Univ., University Park, PA

68 4A.4 AN EXPERIMENTAL STUDY OF THE TRANSIENT RESPONSE OF WATER DROPLETS TO

RAPIDLY CHANGING CONDITIONS AT LOW TEMPERATURES. Raymond A. Shaw, Penn State

Univ., University Park, PA; and D. Lamb

SESSION 4B: RADIATION AND CLOUDS

71 4B.1 FLAGGING GLOBAL UV IRRADIANCE SPECTRA FOR CLOUDS. Uwe Feister, MeteorologischesObservatorium, Potsdam, Germany; and K. Gericke

4B.2 PAPER WITHDRAWN

4B.3 THE LEVY-INDEX OF GEOMETRICAL PATHS FOR THE SKYLIGHT TRANSMITTED BY

MIDLATITUDE CLOUDS: IMPLICATIONS FOR THE ABSORPTION OF SOLAR RADIATION. K.

Pfeilsticker, Univ. of Heidelberg, Heidelberg, Germany; and 0. Funk, C. Kurz, and H. Veitel

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TABLE OF CONTENTS

Conference on Cloud Physicspage

4b.4 comparison of measured and modeled oxygen a-band high resolution

ABSORPTION SPECTRA AS A TEST FOR RT-CALCULATIONS. Oliver Funk, Univ. of Heidelberg,Heidelberg, Germany; and C. Kurz, U. Piatt, and K. Pfeilsticker

75 4B.5 IMPACT OF CLOUDS ON THE TRANSMISSION OF ULTRAVIOLET RADIATION. V. K. Saxena,North Carolina State Univ., Raleigh, NC; and J. S. Schafer, C. Erlick, J. J. DeLuisi, J. E. Frederick,B. N. Wenny, and M. G. Seybold

POSTER SESSION P1/ICEBREAKER

79 P1.1 THE TREATMENT OF MIXED PHASE CLOUDS IN GLOBAL CLIMATE MODELS. J. R. Cardwell,UMIST, Manchester, UK; and T. W. Choularton

83 P1.2 GEOMETRY AND HETEROGENEOUS CLOUD MICROSTUCTURE: EFFECTS ON CLOUD

OPTICAL DEPTH. Zena N. Kogan, Cooperative Inst. For Mesoscale Meteorological Studies (CIMMS),Univ. of Oklahoma, Norman, OK; and Y. L. Kogan

P1.3 THE SENSITIVITY OF BULK CLOUD MICRO-PHYSICS WITHIN A CLOUD RESOLVING MODEL TO

ADVECTIVE SCHEMES: 4TH ORDER VS. POSITIVE DEFINITE. Stephen E. Lang, NASA/GSFC,Greenbelt, MD; and W.-K. Tao, J. Simpson, and B. S. Ferrier

87 P1.4 MODELING TROPICAL CONVECTIVE SYSTEMS: SENSITIVITY TESTS OF SURFACE FLUXES,LONGWAVE AND SHORTWAVE RADIATION. Yansen Wang, NASA/GSFC and Science Systemsand Applications, Inc. (SSAI), Greenbelt, MD; and W.-K. Tao, J. Simpson, and S. E. Lang

91 P1.5 DETAILED MICROPHYSICS IN A TWO-DIMENSIONAL CLOUD MODEL. Gerson Paiva Almeida,Univ. Federal do Ceara, Fortaleza, Brazil; and A. A. Costa, K. do Carmo Mendes, A. J. da Costa

Sampaio

95 P1.6 MODELING DEEP CONVECTIVE CLOUDS OVER MEXICO CITY. J. Morfin, UNAM, Ciudad Univ.,Mexico City, Mexico; and G. B. Raga

97 P1.7 THE IMPACT OF RADIATIVE AND MICROPHYSICAL PROCESSES ON MIXED-PHASE ARCTIC

STRATUS. William R. Cotton, Colorado State Univ., Ft. Collins, CO; and J. Y. Harrington, andT. G.

Reisin

P1.8 TURBULENT AND RADIATIVE TRANSFER IN THE CLOUD-TOPPED ATMOSPHERIC BOUNDARY

LAYER. A. Melikechi, Univ. Catholique de Louvain, Louvain-La-Nueve, Belgium; and G. Schayes

P1.9 Paper moved to Session 17, paper number 17.6A

101 P1.10 FEASIBILITY OF RETRIEVING CLOUD CONDENSATION NUCLEUS PROPERTIES FROM LIDAR,

DOPPLER CLOUD RADAR, AND MICROWAVE RADIOMETER. Graham Feingold, Cooperative Inst,

for Research in the Atmosphere (CIRA) and National Oceanic and Atmospheric Administration

(NOAAVEnvironmental Technology Lab. (ETL), Boulder, CO; and S. Yang, W. R. Cotton, and R. M.

Hardesty

105 P1.11 A PRELIMINARY ANALYSIS OF THE EFFECTS OF NORTHEAST BRAZILIAN CCN ON CLOUDS

MICROSTRUCTURE. Afranio A. Coelho, Univ. Estadual do Ceara, Fortaleza, Brazil; C. J. de Oliveira,

J.-L. Brenguier, J. C. P. de Oliveira, and A. J. da Costa Sampaio

109 P1.12 ATMOSPHERIC POLLUTANT SCAVENGING PROCESSES: A CASE STUDY AT SERRA DO MAR-

SE, BRAZIL. Fabio. Luiz Teixeira Goncalves, Univ. of Sao Paulo, Sao Paulo, Brazil; and O.

Massambani

112 P1.13 MODELING COINCIDENCE EFFECT IN THE FAST-FSSP WITH A MONTE-CARLO MODEL ThierryPerrin, Meteo-France, Toulouse, France; and J.-L. Brenguier and T. Bourrianne

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116 P1.14 A DEVICE FOR CONTINUOUS MONITORING OF SNOW PARTICAL SHAPES. Tsuneya Takahashi,Hokkaido Univ. of Education, Sapporo, Japan; and T. Endoh

120 P1.15 ON RETRIEVING CLOUD STRUCTURE FROM HIGH-RESOLUTION SATELLITE MEASUREMENTS.

Tamas Varnai, Univ. of Arizona, Tucson, AZ

122 P1.16 INTERCOMPARISON OF T-28 J-W AND KING PROBE CLOUD LIQUID WATER MEASUREMENTS:

VORTEX/MIGHT, MAY AND JUNE 1995. Rand E. Feind, South Dakota School of Mines and

Technology, Rapid City, SD; and A. G. Detwiler

126 P1.17 RETRIEVAL OF AEROSOL AND CLOUD PARTICLE SIZE DISTRIBUTION FROM OPTICAL

MEASUREMENT: INFLUENCE OF NONSPHERICITY AND REFRACTIVE INDEX. Yangang Liu, DRI,

Reno, NV; and W. P. Arnott and J. Hallett

130 P1.18 THREE-DIMENSIONAL CHARACTERIZATION OF ICE CRYSTALS IN CLOUDS. Pao K. Wang, Univ.of Wisconsin, Madison, Wl

134 P1.19 MEASUREMENTS OF DROP AND AEROSOL CHARGES IN AND AROUND WINTERTIMECONTINENTAL CLOUDS. Harry T. Ochs III, Illinois State Water Survey (ISWS), Champaign, and

Univ. of Illinois, Urbana, IL; and C. H. Twohy, K. V. Beard, and M. Belding

136 P1.20 ANTARCTIC PRECIPITATION PROCESSES. Paul S. Davison, UMIST, Manchester, UK; and P. R.

Jonas and T. Lachlan-Cope

140 P1.21 MELT DISTANCES OF SNOWFLAKES. Eszter Barthazy, Swiss Federal Inst, of Technology (ETH),Zurich, Switzerland; and A. Waldvogel, H. Urban, and W. L. Randeu

142 P1.22 A NEW FORMULATION OF THE METHOD OF MOMENTS FOR CALCULATING THE KINETICCOLLECTION EQUATION: MORE ACCURACY WITH LESS BINS. Shalva Tzlvion, Tel Aviv Univ.,Tel Aviv, Israel; and T. G. Reisin and Z. Levin

P1.23 PAPER WITHDRAWN

144 P1.24 REMOTE SENSING OF CIRRUS CLOUDS WITH A SUBMILLIMETER-WAVE SPECTROMETER:FIRST RESULTS. K. Franklin Evans, Univ. of Colorado, Boulder, CO; and I. G. Nolt, P. A. R. Ade, C.

Lee, P. A. Hamilton, M. D. Vanek, and A. H. Evans

P1.25 CIRRUS CLOUDS: ANALYSIS AND SIMULATION OF CLOUD-SCALE PROCESSES. David O'C.Starr, NASA/GSFC, Greenbelt, MD; and A. Kambis and B. Demoz

P1.26 MULTILAYER CLOUDS OVER THE TOGA COARE REGION OBSERVED BY GMS AND SSM/I. BingLin, Hampton Univ., Hampton, VA; and P. Minnis and B. Wielicki

P1.27 NUMERICAL SIMULATIONS OF THE SUDDEN INCREASE OF RAINFALL ASSOCIATED WITH ASEVERE TROPICAL LANDING RAINSTORM. Li Qingcai, Shandong Meteorological Observatory,Shandong, China; and C. Wang

148 P1.28 UNKNOWN SOURCE OF REFLECTIVITY FROM SMALL CUMULUS CLOUDS. Brad Baker, NCAR,Boulder, CO; and J.-L. Brenguier and W. Cooper

152 P1.29 WORLD-WIDE SHIP TRACK OCCURRENCE OBSERVATIONS. Kurt E. Nielsen, Naval PostgraduateSchool (NPS), Monterey, CA; and P. A. Durkee

155 P1.30 PROPERTIES OF THE TURBULENT CLOUD-CLEAR AIR INTERFACE OBSERVED IN THELABORATORY EXPERIMENT. Piotr Banat, Warsaw Univ., Warsaw, Poland; and S. P. Malinowski

P1.31 Paper moved to Session 6A, paper 6A.5

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TABLE OF CONTENTS

CONFERENCE ON CLOUD PHYSICSPAGE

SESSION 5A: CLOUD CHEMISTRY FIELD STUDIES

159 5A.1 CLOUD PROCESSING OF AEROSOL PARTICLES DUE TO AQUEOUS PHASE CHEMICALREACTIONS DURING THE ACE-2 LAGRANGIAN EXPERIMENT. Anthony J. Dore, UMIST,Manchester, UK; and D. W. Johnson, T. W. Choularton, S. R. Osborne, and K. N. Bower

161 5A.2 THE EVOLUTION OF AEROSOL PARTICLES IN A CLOUD-CAPPED MARINE BOUNDARY LAYER.S. R. Osborne, Meteorological Office, Farnborough, UK; and D. W. Johnson and R. Wood

165 5A.3 AN OVERVIEW OF THE CLOUD, AEROSOL, AND BOUNDARY LAYER EVOLUTION MEASUREDDURING THE ACE-2 LAGRANGIAN EXPERIMENTS. D. W. Johnson, Meteorological Office,Farnborough, UK; and S. R. Osborne and R. Wood

169 5A.4 CHEMICAL SIGNATURES FROM LIGHTNING IN CONVECTIVE STORMS. J. L. Stith, Univ. of North

Dakota, Grand Forks, ND; and J. E. Dye, B. A. Ridley, P. Laroche, E. Defer, K. Baumann, R. J. Zerr,and M. Venticinque

5A.5 CHEMICAL REDISTRIBUTION AND PRODUCTION BY THUNDERSTORMS IN NE COLORADO.James E. Dye, NCAR, Boulder, CO; and B. A. Ridley, J. L. Stith, K. Baumann, M. Trainer, D. Parrish,G. Hubler, P. Laroche, E. Defer, T. Matejka, and D. Bartels

173 5A.6 VARIATIONS IN CLOUD CHEMISTRY WITH DROP SIZE AND THEIR EFFECTS ON AEROSOL

PROCESSING IN WINTER CLOUDS. Gang Xu, Colorado State Univ., Ft. Collins, CO; and D. E.

Sherman, K. Moore, E. Andrews, D. Straub, X. Rao, and J. L. Collett, Jr.

SESSION 5B: TROPICAL CONVECTION

175 5B.1 COMPLEX INTERACTION BETWEEN GRAVITY WAVES WITH COARE CONVECTION. Brad S.

Ferrier, NASA/GSFC, Greenbelt, and Univ. of Maryland, Baltimore, MD; and R. D. Baker, J. B.

Halverson, and W.-K. Tao

179 5B.2 SENSITIVITY TESTS OF A ONE-DIMENSIONAL CLOUD MODEL. Shu-hua Chen, Purdue Univ.,W. Lafayette, IN; and W.-y. Sun and W.-K. Tao

181 5B.3 WAVELET ANALYSIS OF THE THREE-DIMENSIONAL STRUCTURES OF THE MESOSCALECONVECTIVE SYSTEMS SIMULATED BY A CLOUD-RESOLVING MODEL. Jun-lchi Yano, MonashUniv., Clayton, Vic, Australia; and X. Wu, M. W. Moncrieff, and M. Yamada

183 5B.4 CLOUD MICROPHYSICS AND THE TROPICAL CLIMATE. Wojciech W. Grabowski, NCAR, Boulder,CO

5B.5 TROPICAL OCEANIC PRECIPITATION PROCESSES: NUMERICAL SIMULATIONS. Wei-KuoTao,NASA/GSFC, Greenbelt, MD; and J. Simpson, Y. Wang, C.-L. Shie, and D. Johnson

185 5B.6 CLOUD PHYSICS AND ELECTRIFICATION IN FORMING TROPICAL CYCLONE OLIVER, 1993.

Joanne Simpson, NASA/GSFC, Greenbelt, MD; and J. B. Halverson, B. S. Ferrier, W. A. Petersen,R. H. Simpson, R. Blakeslee, and S. L. Durden

SESSION 6A: CLOUD CHEMISTRY MODELING STUDIES

189 6A.1 A NEW INSIGHT INTO CLOUD-AEROSOL INTERACTIONS: NUMERICAL SIMULATIONS USING

A TWO COMPONENT DISTRIBUTION FUNCTION. Sabine C. Wurzler, Johannes Gutenberg Univ.,

Mainz, Germany; and T. G. Reisin and A. Bott

191 6A.2 CLOUD PROCESSING OF AEROSOL AND GASES IN A TRAJECTORY ENSEMBLE MODEL.

Sonia M. Kreidenweis, Colorado State Univ., Ft. Collins, CO; and G. Feingold and Y. Zhang

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193 6A.3 SIMULATION OF THE IN-CLOUD OXIDATION OF S(IV) WITH THE NORTHERN AEROSOL

REGIONAL CLIMATE MODEL (NARCM). Knut von Salzen, McGill Univ., Montreal, PQ, Canada; and

H. G. Leighton, S. Gong, and U. Lohmann

197 6A.4 EFFECT OF AQUEOUS CHEMISTRY IN A REGIONAL CHEMISTRY TRANSPORT MODEL. MaryC.Barth, NCAR, Boulder, CO; and P. Hess

6A.5 PAPER WITHDRAWN

201 6A.5A QUANTIFICATION OF BEAM-FILLING EFFECTS AT SELECTED TMI FREQUENCIES. Curt R.

Crandall, Univ. of Wisconsin, Milwaukee, Wl; and T. P. DeFelice (formerly paper PL31)


SESSION 6B: TROPICAL AND MID-LATITUDE CONVECTION

205 6B.1 NUMERICAL SIMULATION OF THE INNER CORE REGION OF A TROPICAL CYCLONE. Soline

Bielli, Laboratoire d'Aerologie, Toulouse, France; and F. Roux

209 6B.2 IMPORTANCE OF THE RELATIVE ROLE OF COALESCENCE AND ICE INDUCED PRECIPITATION

IN TROPICAL AND MID-LATITUDE CONVECTION. Robert A. Black, NOAA/Atlantic Oceanographicand Meteorological Labs. (AOMLVHurricane Research Division (HRD), Miami, FL; and J. Hallett

213 6B.3 SENSITIVITIES TO INITIAL DISTRIBUTIONS OF CLOUDWATER, RAINWATER, AND WATER

VAPOR FIELDS IN NUMERICAL PREDICTION OF THUNDERSTORMS. Carl E. Hane, NOAA/National Severe Storms Lab. (NSSL), Norman, OK; and M. Xue

217 6B.4 A MIXED-PHASE CLOUD PARAMETERIZATION FOR USE IN A MESOSCALE NON-HYDROSTATIC

MODEL: SIMULATIONS OF A SQUALL LINE AND OF OROGRAPHIC PRECIPITATION. Jean-Pierre

Pinty, Laboratoire d'Aerologie, Toulouse, France; and P. Jabouille

221 6B.5 VERTICLE WATER TRANSPORT BY CONVECTIVE SYSTEMS. Vicki Schroeder, Univ. of

Washington, Seattle, WA; and M. B. Baker

223 6B.6 SPATIAL AND TEMPORAL PATTERNS OF LIGHTNING STRIKES AND PRECIPITATION IN

ALBERTA THUNDERSTORMS. Steven Kozak, Univ. of Alberta, Edmonton, AB, Canada; and G.

Reuter

SESSION 7A: CLOUD CHEMISTRY FIELD AND MODELING STUDIES

227 7A.1 USING DIFFERENT AEROSOL SPECIES FOR ACTIVATION OF CLOUD DROPLET IN A GENERAL

CIRCULATION MODEL. Ulrike Lohmann, Dalhousie Univ., Halifax, NS, Canada; and J. Feichter,C. C. Chuang, and J. E. Penner

231 7A.2 SCAVENGING ALONG A MOUNTAIN SLOPE: COMPARISON OF MODEL RESULTS AND

MEASUREMENTS. Joachim Orb, Federal Inst, of Technology, Zurich, Switzerland; and J. Staehelinand A. Waldvogel

235 7A.3 SUSCEPTIBILITY OF CLOUD ALBEDO TO SULFATE CONTENT OF CLOUD FORMING AIRMASSES. V. K. Saxena, North Carolina State Univ., Raleigh, NC; and P. A. Durkee, W. P. Robarge,S. Menon, and K. E. Nielsen

239 7A.4 DEVELOPMENT OF A NEW FIVE-STAGE ACTIVE CLOUD WATER COLLECTOR FOR SIZE-RESOLVED DROPLET SAMPLING. Katharine Moore, Colorado State Univ., Ft. Collins, CO; and D.

Straub, D. E. Sherman, and J. L. Collett, Jr.

241 7A.5 ORGANIC ACIDS IN THE FORMATION OF CLOUD CONDENSATION NUCLEI (CCN): AHYPOTHESIS. Shaocai Yu, North Carolina State Univ., Raleigh, NC; and V. K. Saxena

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245 7A.6 INVESTIGATION OF ORIGIN OF FALLING SNOW PARTICLE AND ITS COMPOSITION WITHCHEMICAL AND ISOTOPIC ANALYSIS. Tatsuo Endoh, Hokkaido Univ., Sapporo, Japan; and T.

Takahashi, I. Noguchi, N. Kurita, and N. Tanaka

SESSION 7B: REMOTE SENSING OF CLOUDS

249 7B. 1 IDENTIFICATION OF FREEZING DRIZZLE AND ICE CRYSTAL TYPES WITH DUAL-POLARIZATION

Ka-BAND RADAR. Roger F. Reinking, NOAA/ERL7ETL, Boulder, CO; and S. Y. Matrosov, R. A.

Kropfli, B. E. Mariner, and B. W. Bartram

253 7B.2 CLASSIFICATION OF HYDROMETEOR TYPE BASED ON MULTIPARAMETER RADAR

MEASUREMENTS: DEVELOPMENT OF A NEURO-FUZZY SYSTEM. Hongping Liu, Colorado State

Univ., Ft. Collins, CO; and V. Chandrasekar

257 7B.3 CRYSTAL TYPES IN WINTER CLOUDS OBSERVED WITH AN AIRBORNE 95 GHz POLARIMETRIC

RADAR. Mengistu Y. Wolde, Univ. of Wyoming, Laramie, WY

261 7B.4 RETRIEVAL OF CLOUD AND PRECIPITATION DROP DISTRIBUTIONS USING 94GHz RADAR

DOPPLER POWER SPECTRA. David M. Babb, Penn State Univ., University Park, PA; and J.

Verlinde and B. A. Albrecht

265 7B.5 A ONE-YEAR CLOUD CLIMATOLOGY FOR THE SOUTHERN GREAT PLAINS SITE. R. T.

Marchand, Penn State Univ., University Park, PA; and E. E. Clothiaux and T. P. Ackerman

7B.6 OBSERVATIONS OF DENSE INDONESIAN BUSHFIRE SMOKE AND IMPLICATIONS FOR

PRECIPITATION FORMATION. Jorgen B. Jensen, Commonwealth Scientific and Industrial Research

Organization (CSIRO), Aspendale, Vic, Australia; and S. Lee, C. Tivendale, J. Gras, Y. Makino, Y.

Tsutsumi, Y. Zaizen, M. Ikegami, Y. Sawa, K. Okada, and H. Harjanto

SESSION 8A: CLOUD CONDENSATION NUCLEI

267 8A.1 CLOUD CONDENSATION NUCLEI AND DRIZZLE. Seong S. Yum, DRI, Reno, NV; and J. G. Hudson

and Y. Xie

271 8A.2 CLOUD CONDENSATION NUCLEI CLIMATOLOGY. Yonghong Xie, DRI, Reno, NV; and S. S. Yum

and J. G. Hudson

275 8A.3 EFFECTIVE SUPERSATURATIONSOF CLOUDS. James G. Hudson, DRI, Reno, NV; and Y. Xie and

S. S. Yum

279 8A.4 IMPACT OF GIANT CLOUD CONDENSATION NUCLEI ON STRATOCUMULUS MICROPHYSICS,

OPTICAL PROPERTIES, AND BOUNDARY LAYER DYNAMICS. Graham Feingold, CIRA/NOAA/ETL,

Boulder, CO; and W. R. Cotton and S. M. Kreidenweis

283 8A.5 CONDENSATION NUCLEI AND CLOUD DROPLETS. Edward E. Hindman, City College of New York,

New York, NY; and M. Murchison

286 8A.6 CLOUD-INTERSTITIAL CCN AND INFERRED CLOUD DROPLET CONCENTRATIONS DURING

ACE-2. Jefferson Snider, Univ. of Wyoming, Laramie, WY; and J.-L. Brenguier


SESSION 8B: REMOTE SENSING OF CLOUDS

288 8B.1 AIRBORNE IN-SITU AND RADAR OBSERVATIONS OF AC. LENT. Robert D. Kelly, Univ. of

Wyoming, Laramie, WY; and D. C. Leon

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292 8B.2 MULTIPARAMETER RADAR AND IN-SITU OBSERVATIONS OF WINTER PRECIPITATION. I. A.

Ibrahim, Colorado State Univ., Ft. Collins, CO; and V. Chandrasekar, V. N. Bringi, P. C. Kennedy,R. D. Kelly, M. Schonhuber, and W. L. Randeu

296 8B.3 RETRIEVAL OF VERTICAL WIND AND CLOUD MICRO PHYSICS PARAMETERS FROM DOPPLER

RADAR PROFILER BACKSCATTER SPECTRA FROM CLOUDS AND PRECIPITATION. Dirk

Klugmann, Inst, fur Tropospharenforschung, Leipzig, Germany

300 8B.4 THE ROLE OF FIELD CAMPAIGNS IN TRMM VALIDATION. Edward J. Zipser, Texas A&M Univ.,

College Station, TX; and S. Yuter, D. A. Short, S. Rutledge, R. Houze, G. Heymsfield, J. B. Halverson,and B. S. Ferrier

8B.5 PARAMETERIZATION OF CLOUD MICROPHYSICS BASED ON SATELLITE OBSERVATIONS.

Qingyuan Han, Univ. of Alabama, Huntsville, AL; and J. Chou and R. M. Welch

302 8B.6 PROPERTIES OF STRATIFORM CLOUDS OBSERVED BY A 95 GHZ RADAR. Olaf Danne, GKSSResearch Ctr., Geesthacht, Germany; and M. Quante, H. Lemke, D. Milferstadt, H. Flint, and

E. Raschke

SESSION 9: STRATOCUMULUS I

306 9.1 CLIMATOLOGY OF CLOUD DROP SIZE DISTRIBUTIONS IN LOW-LEVEL STRATIFORM CLOUDS.

Natasha L. Miles, Penn State Univ., University Park, PA; and J. Verlinde and E. E. Clothiaux

310 9.2 MICROPHYSICAL PROPERTIES OF MARINE STRATOCUMULUS CLOUDS. Hanna Pawlowska,

Meteo-France, Toulouse, France; and J.-L. Brenguier

9.3 PAPER WITHDRAWN

314 9.4 ON THE PATCHINESS OF RADAR ECHOES IN MARINE STRATUS. Gabor Vali, Univ. of Wyoming,Laramie, WY; and S. Haimov

217 9.5 MODELLING AND OBSERVATIONS OF MICROPHYSICAL AND RADIATIVE PROPERTIES OF

STRATOCUMULUS CLOUDS. S. Ghosh, UMIST, Manchester, UK; and P. R. Jonas

319 9.6 ANALYSIS OF AIRCRAFT OBSERVATIONS TO VALIDATE AND IMPROVE THEPARAMETERISATION OF STRATIFORM CLOUD FRACTION. Robert Wood, UK Met Office,Bracknell, Berks., UK; and P. R. Field, D. W. Johnson, and M. Webb

9.7 CLOUD TYPE AND HORIZONTAL VARIABILITY IN MARINE BOUNDARY LAYERS. Robert Pincus,NASA/GSFC, Greenbelt, MD; and S. A. McFarlane and S. A. Klein

322 9.8 RESPONSE OF THE CLOUD-TOPPED MARINE BOUNDARY LAYER TO DEPLETIONOF AEROSOLCONCENTRATIONS. Andrew S. Ackerman, Univ. of Colorado, Boulder, CO; and O. B. Toon andD. E. Stevens

SESSION 10: STRATOCUMULUS II

325 10.1 A NEW TURBULENCE CLOSURE MODEL WITH EXPLICIT MICROPHYSICS FOR MARINESTRATOCUMULUS. Qing Wang, NPS, Monterey, CA; and H. Zuo, S. Wang, C. Zhao, and D. L.Westphal

329 10.2 LARGE EDDY SIMULATIONS OF CLOUD PROCESSING OF SMALL SIZE AEROSOLS IN MARINESTRATOCUMULUS. Qingfu Liu, CIMMS, Univ. of Oklahoma, Norman, OK; and Y. L. Kogan

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333 10.3 susceptibilities of spatial-mean albedo and cloud fraction to aerosolPROPERTIES IN THE MARINE BOUNDARY LAYER. Raif Majeed, Univ. of Washington, Seattle, WA;and D. A. Hegg, C. S. Bretherton, and M. B. Baker

337 10.4 MICROPHYSICAL PROCESSES IN A SIMULATED CUMULUS-STRATOCUMULUS INTERACTING

BOUNDARY LAYER. Shouping Wang, Universities Space Research Association (USRA), Huntsville,AL; and G. Feingold

340 10.5 SMALL SCALE HETEROGENEITY AT THE STRATOCUMULUS INVERSION. David E. Stevens,Lawrence Berkeley National Lab. (LBNL), Berkeley, CA

10.6 APPLICATION OFTHEMULTI-LAGRANGIAN PARCEL CLOUD SCHEMEWITH PROGNOSTIC CCNINTO THE NARCM CLIMATE MODELS. Jean-Pierre Blanchet, Univ. of Quebec, Montreal, PQ,Canada; and J. Jiang and H. Lin

344 10.7 A NEW CLOUD PHYSICS SCHEME FOR LARGE-EDDY SIMULATION MODELS OF MARINE

STRATOCUMULUS. Marat Khairoutdinov, Colorado State Univ., Ft. Collins, CO; and Y. L. Kogan

348 10.8 ON PARAMETERIZATION OF CLOUD PHYSICS PROCESSES IN MESOSCALE MODELS. Yefim L.

Kogan, CIMMS, Univ. of Oklahoma, Norman, OK

SESSION 11A: CLOUDS, NWP, AND CLIMATE MODELS I

352 11A. 1 EFFECTS OF ICE MICROPHYSICS ON CLOUD-RADIATION INTERACTION IN MONTH-LONG FINE-

SCALE SIMULATIONS DURING TOGA COARE. Xiaoqing Wu, NCAR, Boulder, CO; and M. W.

Moncrieff and W. D. Hall

354 11A.2 IMPACT OF LARGE-SCALE CONDITIONS ON CLOUD RESOLVING MODELED CLIMATE. Chung-Lin Shie, SSAI and NASA/GSFC, Greenbelt, MD; and W.-K. Tao, J. Simpson, and C.-H. Sui

358 11A.3 IMPLEMENTATION OF PROGNOSTIC CLOUD SCHEME FOR A REGIONAL SPECTRAL MODEL.

Song-You Hong, NOAA/National Weather Service (NWS)/National Centers for Environmental

Prediction (NCEP), Washington, DC; and H.-M. H. Juang and Q. Zhao

360 11 A.4 COMPARISON OF ECMWF FRONTAL CLOUDS TO SATELLITE OBSERVATIONS. Stephen A.

Klein, NOAA/Geophysical Fluid Dynamics Lab. (GFDL), Princeton, NJ; and C. Jakob

SESSION 11B: STORM STRUCTURE

11 B.1 MODELING PRECIPITATION ON COLD FRONTS. John D. Locatelli, Univ. of Washington, Seattle,

WA; and M. J. Brown, M. T. Stoelinga, and P. V. Hobbs

362 11 B.2 DYNAMIC AND THERMODYNAMIC STRUCTURE OF THE MID-LATITUDE CYCLONE OBSERVED

ON 19 FEBRUARY 1997 DURING FASTEX. Marie-Pierre Moine, Laboratoire d' Aerologie, Toulouse,

France; and F. Roux

366 11B.3 THE EFFECTS OF THE ISLAND OF HAWAII ON TRADE-WIND RAINBAND EVOLUTION. Jian-Jian

Wang, Univ. of Illinois, Urbana, IL; and R. M. Rauber, H. T. Ochs III, and R. E. Carbone

370 11 B.4 THREE-DIMENSIONAL CLOUD DEPICTIONS BASED ON FIELD EXPERIMENT MEASUREMENTS.

Thomas R. Caudill, Air Force Research Lab., Hanscom AFB, MA; and D. C. Norquist

SESSION 12A: CLOUDS, NWP, AND CLIMATE MODELS II

12A.1 THE ROLE OF VERTICALLY VARYING CLOUD COVER FOR THE PARAMETERIZATION OF

MICROPHYSICAL PROCESSES IN THE ECMWF MODEL. Christian Jakob, European Centre for

Medium-Range Weather Forecasts, Reading, Berks., UK; and S. A. Klein

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372 12A.2 EFFECTS OF ICE CRYSTAL SHAPE ON THE RADIATIVE CHARACTERISTICS OF LOW LEVEL ICE

CLOUDS. I. Gultepe, Atmospheric Environment Service (AES), Downsview, ON, Canada; and G. A.

Isaac, A. V. Korolev, S. G. Cober, and J. W. Strapp

376 12A.3 MOMENTUM TRANSPORT BY CONVECTION IN COLD-AIR OUTBREAKS. Vanda GrubiSic, NCAR,Boulder, CO; and M. W. Moncrieff

SESSION 12B: LAKE EFFECT CLOUDS

377 12B.1 AIRBORNE DOPPLER RADAR OBSERVATIONS OF BOUNDARY LAYER CONVECTION IN LAKE-

EFFECT SNOW STORMS. David A. R. Kristovich, ISWS, Champaign, IL; and N. F. Laird, M. R.

Hjelmfelt, and P. H. Hildebrand

379 12B.2 NUMERICAL SIMULATIONS OF AN OBSERVED LAKE EFFECT SNOW STORM WITH

TRANSITIONS BETWEEN LINEAR AND CELLULAR CONVECTIVE STRUCTURES. K. A. Cooper,South Dakota School of Mines and Technology, Rapid City, SD; and M. R. Hjelmfelt, D. A. R.

Kristovich, R. G. Derickson, and N. F. Laird

383 12B.3 A MODELING STUDY OF THE ROLE OF LAKE MICHIGAN IN DETERMINING SEVERITY OF LAKE-

EFFECT SNOWSTORMS OVER LAKE ERIE. Bruce L Rose, Univ. of Illinois, Urbana, IL; and J. E.

Walsh and D. A. R. Kristovich

SESSION 13A: PARTICLE SIZE DISTRIBUTIONS

387 13A.1 RAIN DROP SIZE DISTRIBUTIONS AND RADAR RAIN MEASUREMENT IN SOUTH FLORIDA,

Paul T. Willis, NOAA/AOML, Miami, FL

391 13A.2 CHARACTERISTICS OF THE DROP SIZE DISTRIBUTION IN STRATIFORM PRECIPITATION. All

Tokay, NASA/GSFC, Greenbelt, MD; and D. A. Short, O. W. Thiele, C. R. Williams, W. L. Ecklund,and K. S. Gage

395 13A.3 PHYSICAL PROCESSES RESPONSIBLE FOR CREATION AND ELIMINATION OF THE SMALL-

DROP PEAK IN RAINDROP SIZE DISTRIBUTIONS. Philip S. Brown, Jr., Trinity College, Hartford,CT

399 13A.4 RAINDROP SIZE DISTRIBUTIONS: EXPONENTIAL OR GAMMA—DOES IT MAKE A DIFFERENCE?

Paul L. Smith, South Dakota School of Mines and Technology, Rapid City, SD

403 13A.5 EQUILIBRIUM RAINDROP SIZE DISTRIBUTIONSAND OBSERVED SPECTRA EVOLUTION. Robert

Nissen, Univ. of Toronto, Toronto, ON, Canada; and R. List

407 13A.6 FALL VELOCITY AND SHAPE PARAMETERS OF SOLID PRECIPITATION PATRICLES. M,

Hanesch, ETH, Zurich, Switzerland; and A. Waldvogel, M. Schonhuber, and W. L. Randeu

SESSION 13B: COLD CLOUD MICROPHYSICS I

409 13B.1 THE POTENTIAL EFFECT OF ANTHROPOGENIC AEROSOLS ON THE FORMATION OF CLEARSKY PRECIPITATION AND ICE FOG OR STRATUS IN THE ARCTIC. Eric Girard, McGill Univ.,Montreal, PQ, Canada; and J.-P. Blanchet

13B.2 PAPER WITHDRAWN

413 13B.3 ARCTIC CLOUD MEASUREMENTS OBTAINED WITH THE ETL UNATTENDED LIDAR SYSTEM.Janet M. Intrieri, NOAA/ERL/ETL, Boulder, CO; and W. L. Eberhard, R. J. Alvarez II, and K. R. Healy

415 13B.4 RADIATIVE IMPACTS ON THE GROWTH OF DROPS IN ARCTIC STRATUS. J. Y. Harrington, Univ.of Alaska, Fairbanks, AK; and G. Feingold and W. R. Cotton

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13B.5 MICROSTRUCTURES OF LOW AND MIDDLE-LEVEL CLOUDS OVER THE BEAU FT. SEA. Peter V.

Hobbs, Univ. of Washington, Seattle, WA; and A. L. Rangno

419 13B.6 PRECIPITATION MECHANISM OF OROGRAPHIC SNOW CLOUDS WITH WARM TOP

TEMPERATURES. Mizuho Miyao, Meteorological Research Inst. (MRI), Tsukuba, Ibaraki, Japan; and

M. Murakami, N. Orikasa, Y. Yamada, and K. Soeda

SESSION 14A: LABORATORY STUDIES

423 14A.1 THE GROWTH OF ATMOSPHERIC ICE CRYSTALS—A SUMMARY OF FINDINGS IN VERTICAL

SUPERCOOLED CLOUD TUNNEL STUDIES. Norihiko Fukuta, Univ. of Utah, Salt Lake City, UT; and

T. Takahashi

427 14A.2 LABORATORY STUDIES OF LIGHT SCATTERING BY SINGLE LEVITATED ICE CRYSTALS. Neil J.

Bacon, Univ. of Washington, Seattle, WA; and B. D. Swanson, M. B. Baker, and E. J. Davis

429 14A.3 LEVITATED ICE CRYSTALS: LABORATORY MEASUREMENTS OF ICE PARTICLE BREAKUP AND

GROWTH/SUBLIMATION RATES. Brian D. Swanson, Univ. of Washington, Seattle, WA; and N. J.

Bacon, E. J. Davis, and M. B. Baker

431 14A.4 CRYSTALLOGRAPHIC ORIENTATION OF FRACTURED PLANE IN SNOWFLAKES. Hisashi Shio,Hokkaido Univ. of Education, Sapporo, Japan

434 14A.5 LABORATORY INVESTIGATION OF ICE GROWTH FROM THE VAPOR UNDER CIRRUS

CONDITIONS BETWEEN -30°C AND -70°C. Matthew Bailey, DRI, Reno, NV; and J. Hallett

438 14A.6 A PHYSICALLY BASED SCALING FOR THE EFFECT OF PRESSURE ON THE COALESCENCE

EFFICIENCY OF SMALL PRECIPITATION DROPS. Kenneth V. Beard, Univ. of Illinois, Urbana, IL;and H. T. Ochs III and S. Liu

SESSION 14B: COLD CLOUD MICROPHYSICS II

439 14B.1 PRECIPITATION MECHANISMS IN STRATIFORM SNOW CLOUDS ASSOCIATED WITH AN

UPPER-LEVEL TROUGH OVER THE SEA OF JAPAN. Masataka Murakami, MRI, Tsukuba, Ibaraki,

Japan; and Y. Yamada, T. Matsuo, J. D. Marwitz, and G. Gordon

443 14B.2 ON THE ESTIMATION OF SNOWFALL RATE USING VISIBILITY. Roy M. Rasmussen, NCAR,

Boulder, CO; and J. Vivekanandan, J. Cole, B. Myers, and C. Masters

447 14B.3 OVERVIEW OF THE CANADIAN FREEZING DRIZZLE EXPERIMENT, I, II, AND III. George A. Isaac,

AES, Downsview, ON, Canada; and S. G. Cober, A. V. Korolev, J. W. Strapp, A. Tremblay, and D. L

Marcotte

451 14B.4 IMPROVED MICROPHYSICAL OBSERVATIONS IN MIXED PHASE CLOUDS. R. Paul Lawson,

SPEC Inc., Boulder, CO; and T. L Jensen

455 14B.5 AIRCRAFT OBSERVATIONS OF ICE CRYSTAL EVOLUTION IN ALTOSTRATUS CLOUD. Paul R.

Field, Meteorological Research Flight, Farnborough, Hampshire, UK; and D. W. Johnson

458 14B.6 STUDIES OF SNOWFLAKE AGGREGATION EFFICIENCIES WITHIN THE MELTING LAYER.

Sabine Goke, ETH, Zurich, Switzerland; and A. Waldvogel

462 14B.7 AIRCRAFT ICING DIAGNOSTICS FROM SIMPLE CLOUD PHYSICS EQUATIONS. Donald W.

McCann, Aviation Weather Ctr., Kansas City, MO

466 14B.8 COMPARISON OF ICE PRODUCTION MECHANISMS IN SMALL CUMULUS AND STRATIFORM

CLOUDS. Mikhail Ovtchinnikov, CIMMS, Univ. of Oklahoma, Norman, OK; and Y. L. Kogan

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SESSION 15: SMALL CUMULUS MICROPHYSICS STUDY

470 15.1 THE EARLY INTENSIFICATION OF RADAR ECHO FROM WARM CUMULUS. Charles A. Knight,NCAR, Boulder, CO

474 15.2 WARM-CLOUD ADIABATIC AND MIXED REGIONS AS DEDUCED FROM DUAL-WAVELENGTH

RADAR MEASUREMENTS. L Jay Miller, NCAR, Boulder, CO; and C. A. Knight

478 15.3 VALIDATION OF DROPLET SPECTRA AND LIQUID WATER CONTENT MEASUREMENTS DURING

SCMS-95. Frederic Burnet, Meteo-France, Toulouse, France; and J.-L. Brenguier

482 15.4 OBSERVATIONS PERTAINING TO THE DEVELOPMENT OF LARGE CLOUD DROPLETS IN WARM

CUMULI. Jeffrey R. French, Univ. of Wyoming, Laramie, WY

486 15.5 MICROPHYSICAL PROPERTIES OF FLORIDA SMALL CUMULUS CLOUDS PART I:

OBSERVATIONS. Neil F. Laird, ISWS, Champaign, IL; and H. T. Ochs III, R. M. Rauber and L. J.

Miller

SESSION 16: ULTRA-GIANT NUCLEI AND WARM RAIN PROCESSES

490 16.1 MICROPHYSICAL PROPERTIES OF FLORIDA SMALL CUMULUS CLOUDS PART II: MODELINGSTUDIES. Harry T. Ochs III, ISWS, Champaign, IL; and R. M. Rauber, N. F. Laird, and L. J. Miller

492 16.2 INFLUENCE OF ULTRA-GIANT NUCLEI ON CUMULUS CLOUDS OBSERVED DURING THE SMALL

CUMULUS MICROPHYSICS STUDY IN FLORIDA. Alan M. Blyth, New Mexico Tech, Socorro, NM;and J. Zhou and J. Latham

494 16.3 ULTRAGIANT AEROSOL GROWTH BY COLLECTION WITHIN A WARM CONTINENTAL CUMULUS.Sonia G. Lasher-Trapp, Univ. of Oklahoma, Norman, OK; and C. A. Knight and J. M. Straka

498 16.4 A TEST OF THE ULTRAGIANT NUCLEI THEORY USING A LAGRANGIAN RAINDROP

TRAJECTORY MODEL IN FOUR-DIMENSIONAL DUAL-DOPPLER FIELDS. Marcin J. Szumowski,Univ. of Illinois, Urbana, IL; and R. M. Rauber and H. T. Ochs III

502 16.5 NUMERICAL SIMULATIONS OF THE FORMATION OF GIANT DROPS IN HAWAIIAN CLOUDSUSING A KINEMATIC MODEL WITH DETAILED MICROPHYSICS. Tamir G. Reisin, Tel Aviv Univ.,Tel Aviv, Israel; and Z. Levin, S. Tzivion, and Y. Yin

504 16.6 MODIFICATION OF MINERAL DUST PARTICLES BY CLOUD PROCESSING AND SUBSEQUENTEFFECTS ON DROP SIZE DISTRIBUTIONS. Zev Levin, Tel Aviv Univ., Tel Aviv, Israel; and S. C.WurzlerandT. G. Reisin

506 16.7 PARAMETERIZATION OF MICROPHYSICAL PROCESSES IN WARM CLOUDS WITH A TWO-MOMENT SCHEME: DESCRIPTION AND APPLICATION IN A MESOSCALE NONHYDROSTATICMODEL. Jean-Martial Cohard, Laboratoire d' Aerologie, Toulouse, France; and J.-P. Pinty

SESSION 17: SPECTRAL BROADENING

510 17.1 DROPLET SPECTRA BROADENING IN CUMULUS CLOUDS: REVIEW OF ADVANCES INOBSERVATIONS AND NUMERICAL SIMULATIONS. Jean-Louis Brenguier, Meteo-France, Toulouse,France

514 17.2 DROPLET SPECTRA BROADENING AND CONCENTRATION INHOMOGENEITIES. LaureChaumat, Meteo-France, Toulouse, France; and J.-L. Brenguier

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518 17.3 ON THE VARIABILITY OF MICROPHYSICAL PARAMETERS IN TROPICAL CUMULUS CLOUDS.

Alexandre A. Costa, Colorado State Univ., Ft. Collins, CO, and Fundacao Cearense de Meteorologiae Recursos Hidricos, Fortaleza, Brazil; and A. A. Coelho, J.-L. Brenguier, C. J. de Oliveira, and J. C. P.

de Oliveira

522 17.4 A FINE STRUCTURE OF CLOUD DROP CONCENTRATION AS SEEN FROM THE FAST-FSSP

MEASUREMENTS. M. B. Pinsky, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and J.-L.

Brenguier and A. Khain

526 17.5 COLLISIONS OF SMALL DROPS IN A TURBULENT FLOW. M. B. Pinsky, The Hebrew Univ. of

Jerusalem, Jerusalem, Israel; and M. Shapiro and A. Khain

17.6 PAPER WITHDRAWN

530 17.6A ON THE INFLUENCE OF THE SIZE DISTRIBUTION OF CLOUD CONDENSATION NUCLEI ON THE

DEVELOPMENT OF CLOUD AND PRECIPITATION. Yan Yin, Tel Aviv Univ., Tel Aviv, Israel; and Z.

Levin, T. G. Reisin, and S. Tzivion (formerly paper number (P1.9)

534 17.7 DROPLET SPECTRA BROADENING BY THE RIPENING PROCESS IN POLLUTED AND CLEAN

STRATIFORM CLOUDS. Fikrettin Qelik, Univ. of Alberta, Edmonton, AB, Canada

SESSION 18: ENTRAPMENT AND TURBULENCE

538 18.1 THE RELATIONSHIP BETWEEN THE TRANSILIENT MATRIX AND THE GREEN'S FUNCTION FOR

THE ADVECTION-DIFFUSION EQUATION. Vincent E. Larson, Massachusetts Inst, of Technology(MIT), Cambridge, MA

18.2 PAPER WITHDRAWN

542 18.3 DROP GROWTH DUE TO HIGH SUPERSATURATION CAUSED BY ISOBARIC MIXING. Alexei V.

Korolev, AES, Downsview, ON, Canada; and G. A. Isaac

546 18.4 MICROSCOPIC APPROACH TO CONDENSATIONAL GROWTH OF CLOUD DROPLETS. Paul A.

Vaillancourt, McGill Univ., Montreal, PQ, Canada; and M. K. Yau and W. W. Grabowski

550 18.5 THE CALCULATION OF ENTRAINMENT AND DETRAINMENT RATES IN NUMERICALLY

SIMULATED CLOUDS. Charles Cohen, Inst, of Global Change Research and Education, Huntsville,

AL; and S. Wang

554 18.6 INVESTIGATION OF THE DROPLET CONCENTRATION AT THE CLOUD-CLEAR AIR INTERFACE.

Szymon P. Malinowski, Warsaw Univ., Warsaw, Poland; and A. Jaczewski

JOINT SESSION J1: INADVERTENT CLOUD MODIFICATION (Joint with 14th Conference on Planned and

Inadvertent Weather Modification)

J1 J1.1 ANTHROPOGENIC CLOUDY FORMATIONS AND OPPORTUNITIES OF THEIR ARTIFICIAL

CREATION AND DESTRUCTION. Gennady I. Mazurov, Russian State Hydrometeorological Inst., St.

Petersburg, Russia; and V. I. Akselevich and V. P. Belogub

J1.2 Paper moved to Joint Session J2, paper number J2.3A

J5 J1.2A THE EVOLUTION OF WATER AND HYDROMETEORS WITH HEIGHT AND TIME IN CONVECTIVE

CLOUDS OVER ISRAEL, TEXAS AND THAILAND. Ronen Lahav, The Hebrew Univ. of Jerusalem,

Jerusalem, Israel; and D. Rosenfeld, P. Sudhikoses, and W. Sukamjanaset (formerly paper J2.2)

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J9 J1 3 PRELIMINARY STUDIES ON THE VARIATIONS OF CLOUD CONDENSATION NUCLEI (CCN) AND

AEROSOL PARTICLES OVER THAILAND AND INDONESIA AND THE POSSIBLE IMPACTS ON

PRECIPITATION FORMATION IN CLOUDS. Roelof T. Bruintjes, NCAR, Boulder, CO; and R. M.

Rasmussen, W. Sukamjanaset, P. Sudhikoses, and M. Karmini

J13 J1.4 INADVERTENT MODIFICATION OF PRECIPITATION IN AREAS WITH GROUND GENERATOR

NETWORKS AIMED AT HAIL SUPPRESSION: THE CASE OF THE EBRO VALLEY. J. L. Sanchez,Univ. de Leon, Leon, Spain; and J. Dessens, J. L. Marcos, M. T. de la Fuente, and A. Castro

J17 J1.5 SUPPRESSING SHIP-PRODUCED AND SHIP-MODIFIED MARINE STRATOCUMULUS. Edward E.

Hindman, City College of New York, New York, NY

J21 J1.6 CLOUD DROPLET SPECTRA FORMATION BY RIPENING PROCESS WITH INTERNAL MIXING.

Fikrettin Celik, Enviro-Meteo Services, Inc., Edmonton, AB, Canada

J1.7 PRODUCTION OF ICE NUCLEATING AEROSOL PARTICLES BY JET AIRCRAFT. David C. Rogers,Colorado State Univ., Ft. Collins, CO; and P. J. DeMott, S. M. Kreidenweis, and Y. Chen

JOINT SESSION J2: MICROPHYSICALPROCESSES ASSOCIATED WITH CLOUD SEEDING (Joint with 14th

Conference on Planned and Inadvertent Weather Modification)

J24 J2.1 CLOUD WATER, RAIN WATER, TEMPERATURE AND DRAFT RELATIONSHIPS IN THAI

SUPERCOOLED CONVECTIVE CLOUDS. Wathana Sukamjanaset, Bureau of Royal Rainmakingand Agricultural Aviation, Bangkok, Thailand; and P. Sudhikoses, N. Tantipubthong, W. L. Woodley,and D. Rosenfeld

J2.2 Paper moved to Joint Sesion J1, paper number J1.2A

J28 J2.2A SPACE-BORNE BASED INSIGHTS INTO PRECIPITATION FORMATION PROCESSES INCONTINENTAL AND MARITIME CONVECTIVE CLOUDS, PART I: METHODOLOGY. Daniel

Rosenfeld, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and I. M. Lensky (formerly paper J2.3)

J2.3 Paper moved to J2.2A

J32 J2.3A SPACE-BORNE BASED INSIGHTS INTO PRECIPITATION FORMATION PROCESSES IN

CONTINENTAL AND MARITIME CONVECTIVE CLOUDS, PART II: CASE STUDIES. Itamar M.

Lensky, The Hebrew Univ. of Jerusalem, Jerusalem, Israel; and D. Rosenfeld (formerly paper J1.2)

J36 J2.4 MICROPHYSICAL CHARACTERISTICS OF CONVECTIVE CLOUDS IN NORTHERN MEXICO.

Roelof T. Bruintjes, NCAR, Boulder, CO; and D. W. Breed, V. Salazar, and H. R. Rodriguez

J40 J2.5 COLD-CLOUD MICROPHYSICAL OBSERVATIONS IN SEEDED AND NON-SEEDED THAI CLOUDS.

Prinya Sudhikoses, Bureau of Royal Rainmaking and Agricultural Aviation, Bangkok, Thailand; andW. Sukamjanaset, N. Tantipubthong, W. L. Woodley, and D. Rosenfeld

J44 J2.6 MICROPHYSICAL ASPECTS OF A HAILSTORM SEEDED BY A GROUND GENERATOR NETWORKIN LLEIDA (SPAIN). J. L Sanchez, Univ. de Leon, Leon, Spain; and R. Fraile and A. Vega

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conference on cloud physics ; 1998 (everett, wash.) : 1998.08.17 … · 2008-07-15 · 1.1 gewex:...

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