25th Conference on Hurricanes and Tropical Meteorology

4D.5

ASSIMILATION OF GPS DROPWINDSONDE DATA USING A VICBAR ENSEMBLE

Brian J. Etherton, University of Miami/RSMAS, Miami, FL; and S. D. Aberson

The use of the Ensemble Transform Kalman Filter to assimilate dropsonde data gathered from G-IV missions is explored. Experiments are conducted using an ensemble of VICBAR model forecasts to generate error statistics for data assimilation. VICBAR forecasts initialized using analyses produced from the VICBAR ensemble are compared with VICBAR forecasts initialized using traditional methods.

extended abstract  Extended Abstract (184K)

Session 4D, Tropical Cyclone Prediction II (Parallel with Sessions 4A, 4B, & 4C)
Tuesday, 30 April 2002, 8:30 AM-10:30 AM

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