sarops eds environmental data server art allen united states coast guard – office of search &...

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SAROPSSAROPSEDS EDS

Environmental Data ServerEnvironmental Data ServerArt AllenUnited States Coast Guard – Office of Search & Rescue

Eoin (Owen) HowlettASA

USCG Area of SAR USCG Area of SAR ResponsibilityResponsibility

CG wide SAR StatisticsCG wide SAR Statistics

FYFY CasesCases LivesLives

SavedSaved

‘‘0505 29,780 29,780 5,6485,648

’’0606 28,323 28,323 5,290 5,290

’’0707 27,090 27,090 5,175 5,175

Create a SAR case when alertedCreate a SAR case when alerted

Search & Rescue ProblemSearch & Rescue Problem

Create a SAR case when alertedCreate a SAR case when alerted Gather information about caseGather information about case


Create a SAR case when alertedCreate a SAR case when alerted Gather information about caseGather information about case Get environmental data & uncertaintiesGet environmental data & uncertainties


Create a SAR case when alertedCreate a SAR case when alerted Gather information about caseGather information about case Get environmental data & uncertaintiesGet environmental data & uncertainties Use model to determine search areaUse model to determine search area


Create a SAR case when alertedCreate a SAR case when alerted Gather information about caseGather information about case Get environmental data & uncertaintiesGet environmental data & uncertainties Use model to determine search areaUse model to determine search area Estimate resource availability and Estimate resource availability and

capabilitycapability



capabilitycapability Plan, promulgate & perform the next Plan, promulgate & perform the next

searchsearch



capabilitycapability Plan, promulgate & perform the next Plan, promulgate & perform the next

searchsearch Evaluate the completed searchEvaluate the completed search


Create a SAR case when alertedCreate a SAR case when alerted Gather information about caseGather information about case Get environmental data & uncertaintiesGet environmental data & uncertainties Use model to determine search areaUse model to determine search area Estimate resource availability and capabilityEstimate resource availability and capability Plan, promulgate & perform the next searchPlan, promulgate & perform the next search Evaluate the completed searchEvaluate the completed search Repeat above until survivors Repeat above until survivors

are found and rescuedare found and rescued


USCG Data ParametersUSCG Data ParametersOceanographic

Purpose:Search Object Drift and survival prediction parameters

Currents - Sea Surface/Subsurface

Turbulent dispersion coefficient

Turbulent kinetic energy

Turbulent velocity variance

Temperature - Sea Surface/Subsurface

River discharge

Purpose:Search and Rescue Planning

Water level - tides and meteorological

Wave - Direction (sea/swell)

Wave - Maximum height

Wave - Peak period (sea/swell)

Wave - Significant height (sea/swell)

White cap probability

Ice Cover

Ice Type

Ice Thickness

Salinity

Turbidity

Currents - Sea Surface

USCG Data ParametersUSCG Data Parameters Atmospheric

Purpose:Search and Rescue Planning

Surface Wind speed / gusts

Wind stress

Wind turbulent kinetic energy

Surface air temperature

Air temperature daily max/min

Area forecast information

Most recent summary of current conditions

Weather Type

Dew point temperature

Wind chill

Icing potential

Precipitation type/rate

Relative humidity

Atmospheric pressure

Visibility

Ceiling altitude

Total Cloud Cover

Cloud Layers

Winds aloft (Altitudes of 5000 ft and greater)

Icing/Freezing layer

Electromagnetic refractive index (ERI)

Surface Wind Speed (10m)

Environmental Data Environmental Data Server (EDS)Server (EDS)

•Access to global/regional current and wind dataAccess to global/regional current and wind data

• Data from NOAA, NAVY, Regional Data from NOAA, NAVY, Regional Associations, Universities and commercial Associations, Universities and commercial providersproviders

•Aggregation Services (temporal and spatial)Aggregation Services (temporal and spatial)

•Redundancy and BackupRedundancy and Backup

•Objective Analysis ToolsObjective Analysis Tools

•Web Services ProtocolsWeb Services Protocols

SAROPS EDS DataSAROPS EDS Data

•Operational Forecast Model DataOperational Forecast Model Data

•Observation Data (NDBC buoys, satellite, Observation Data (NDBC buoys, satellite, drifters, Sea Surface Radar, etc.)drifters, Sea Surface Radar, etc.)

•Seasonal dataSeasonal data

•Tidal databases (harmonic databases)Tidal databases (harmonic databases)

EDS ServicesEDS Services

Global ProductGlobal Product Coastal Coastal ProductProduct

Aggregated Aggregated ProductProduct

Regional Regional ProductProduct

Surface RadarSurface RadarSLDMB’sSLDMB’s






NAVY Global NCOM Served via EDS Data Service






Tidal AdCIRC served via EDS Data Service






Global NCOM and ADCIRC via EDS Aggregation Service






Great Lakes Regional Model






Aggregation of short and long range CODAR






Objective Analysis on Drifting Buoy Data

Example EDS Data SourcesExample EDS Data Sources WindsWinds

• FNMOC NOGAPSFNMOC NOGAPS• FNMOC COAMPSFNMOC COAMPS• NOAA NCEP NAMNOAA NCEP NAM• NOAA NCEP GFSNOAA NCEP GFS• NOAA NDFD*NOAA NDFD*• NOAA NDBCNOAA NDBC• Regional Models (e.g GLERL)Regional Models (e.g GLERL)Other… commercialOther… commercial

CurrentsCurrents• NAVO Global NCOMNAVO Global NCOM• NOAA NCEP HYCOMNOAA NCEP HYCOM• NOS RegionalNOS Regional• ADCIRCADCIRC• CODARCODAR• Regional ModelsRegional ModelsOther… Bluelink, Satellite Data (AOML), commercialOther… Bluelink, Satellite Data (AOML), commercial

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB

SAROPS Client Web Client

Internet

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB


Internet

Web Services

Web Service XML Request

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB


Internet

Web Services

NetCDF Data

•Data ServiceData Service

•Spatial Aggregation Spatial Aggregation ServiceService

•Temporal Aggregation Temporal Aggregation ServiceService

•Objective AnalysisObjective Analysis

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB


Internet

Web Services

OGC WMS/WFS/SOS/WCS

EDSCatalog Server

THREDDS

OPeNDAP

Winds

Currents

Drifters

Weather

Catalog DB


Internet

Web Services

JMBL

14 November 2007

Decision Status

IntegrationMonths 0-12 Month 18

TransportMonth 24

Test & Evaluation

Month 36Benchmarked

Feb 2008 Aug 2008 Feb 2009 Feb 2010

Salinity

Winds

Temp

Currents

Level

Color

Waves

DATA

CONTENT

STD

NWS NDBC

NOS CO-OPS

NESDIS Coastwatch

OGC

WFS-WCS-WMS

GML/CSML & NetCDF

CO-OPSE. GOMHABS

BULLETIN

PACOOSIEA

NHCSLOSH

CI MODEL

HIFPROGRAM

ColorCurrentsWinds

All 7

WindsWavesLevel

TempWindsWaves

Metrics •Efficiency•Speed•Resolution•Accuracy•Length•Economics

scheduled

actualMay 2008 Aug 2008 Feb 2009 Feb 2010

Davis/ CODE drifterDavis/ CODE drifterSelf-Locating DatumSelf-Locating Datum

Marker Buoys (SLDMB)Marker Buoys (SLDMB)

30 minute GPS positions via Argos

SLDMB DeploymentsSLDMB Deployments1 Jan 2006 – 31 Dec 20071 Jan 2006 – 31 Dec 2007

EDS Uncertainties (knots)EDS Uncertainties (knots)ProductProduct σσuu

ktsktsГГuu

hrshrsσσv v ktskts

ГГvv hrshrs

HR Radar StdHR Radar Std 0.270.27 1.51.5 0.230.23 1.41.4

HR Radar LRHR Radar LR 0.200.20 4.14.1 0.250.25 3.73.7

ADCIRCADCIRC 0.190.19 2.72.7 0.210.21 3.13.1

ADCIRC/NCOMADCIRC/NCOM 0.240.24 2.52.5 0.200.20 2.72.7

GLERLGLERL 0.260.26 2.22.2 0.260.26 2.22.2

FLDAFLDA 0.400.40 3.23.2 0.400.40 5.25.2

MarianoMariano 0.340.34 4.34.3 0.340.34 4.64.6

HYCOMHYCOM 0.400.40 4.04.0 0.420.42 4.04.0

NCOMNCOM 0.350.35 4.24.2 0.360.36 4.24.2

EDS Oil Spill UseEDS Oil Spill Use

ConclusionsConclusions

•SAROPS - operational in the USCG since January 2007SAROPS - operational in the USCG since January 2007

•Use of open standards allows for interoperabilityUse of open standards allows for interoperability

•Adding improved regional coastal dataAdding improved regional coastal data

•Need for uncertainty measurements and dispersion coeff’sNeed for uncertainty measurements and dispersion coeff’s

•Researching new Lagrangian techniquesResearching new Lagrangian techniques

QuestionsQuestions

Art Allen [email protected]

Eoin Howlett [email protected]

sarops eds environmental data server art allen united states coast guard – office of search &...

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