numerical modeling of micro- meso-scale atmospheric processes mike kiefer research associate...
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![Page 1: Numerical Modeling of Micro- Meso-scale Atmospheric Processes Mike Kiefer Research Associate Michigan State University](https://reader035.vdocuments.us/reader035/viewer/2022081603/56649f265503460f94c3d411/html5/thumbnails/1.jpg)
Numerical Modeling of Micro-Numerical Modeling of Micro-Meso-scale Atmospheric Meso-scale Atmospheric
ProcessesProcesses
Mike KieferMike KieferResearch AssociateResearch Associate
Michigan State UniversityMichigan State University
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Numerical Modeling Numerical Modeling StrategyStrategy
Validate model against available Validate model against available observationsobservations
Use model as a tool to investigate Use model as a tool to investigate processes in the atmosphereprocesses in the atmosphere Flow over complex terrainFlow over complex terrain Boundary layer evolutionBoundary layer evolution Fire-atmosphere interactionFire-atmosphere interaction
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A Numerical Modeling A Numerical Modeling Study of the Nocturnal Study of the Nocturnal Boundary Layer Inside Boundary Layer Inside
Arizona’s Meteor CraterArizona’s Meteor Crater
In Review: Journal of In Review: Journal of Applied Meteorology and Applied Meteorology and
ClimatologyClimatology
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Notable Features of Crater Notable Features of Crater NBLNBL
From Whiteman et al. 2008 (BAMS, Nov 2008, 1665-1680)
OBSERVED
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Modeling StrategyModeling Strategy
x , y = 9 km
x , y = 50 m
Advanced Regional Prediction System
-Developed at the Center for Analysis and Prediction of Storms at the University of Oklahoma (Xue et al. 2001, 2003)
-Initial and boundary condition data for outer grid simulation from North American Regional Reanalysis (NARR)
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Vertical Cross SectionsVertical Cross SectionsPotential Temperature (K)
1700 MST1800 MST1900 MST2000 MST2100 MST2200 MST2300 MST0000 MST
Model Results
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Potential Temperature Potential Temperature ProfilesProfiles
Model Results
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Thermodynamic BudgetThermodynamic Budget
Model Results
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Application of ARPS to the Application of ARPS to the Study of Atmospheric Study of Atmospheric
Processes Associated with Processes Associated with Wildland FiresWildland Fires
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Quasi-steady BehaviorQuasi-steady Behavior
Vertical Cross Section
(Y = 2.5 km)
Horizontal Cross Section
(Z = 600 m)
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Fire With/Without Canopy Fire With/Without Canopy ParameterizationParameterization
Fire (No Canopy) Fire (With Canopy)
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Questions?Questions?