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Physical parameterizations in the WRF Model

Physical parameterizations in the WRF Model

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Radiation schemes: general properties<br />

Longwave and shortwave parts of <strong>the</strong> spectrum<br />

are dist<strong>in</strong>ct and generally treated separately<br />

The more accurate schemes determ<strong>in</strong>e heat<strong>in</strong>g…<br />

– With<strong>in</strong> <strong>the</strong> atmosphere<br />

– At <strong>the</strong> lower boundary<br />

Heat<strong>in</strong>g is calculated from net fluxes <strong>in</strong><br />

atmospheric volumes (<strong>in</strong> complex schemes) and<br />

at <strong>the</strong> ground<br />

Jason Knievel ATEC Forecasters’ Conference, July 2007 and February 2008 6

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