FNUS73 KLSX 311807 FWSLSX SPOT FORECAST FOR PRAIRIE BURN...MISSOURI DEPARTMENT OF CONSERVATION NATIONAL WEATHER SERVICE ST LOUIS MO 107 PM CDT THU MAR 31 2011 FORECAST IS BASED ON IGNITION TIME OF 1315 CDT ON MARCH 31. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... DRY WEATHER...MOSTLY CLOUDY SKIES...AND LIGHT AND VARIABLE WINDS WILL PREVAIL TODAY. .THIS AFTERNOON... RH..................52 PERCENT AT IGNITION...MIN 46 PERCENT. WIND...EYE LEVEL....WINDS SOUTH AT 2 MPH AT IGNITION...OTHERWISE LIGHT WIND. WIND...20 FT........WINDS SOUTH AT 3 MPH AT IGNITION...OTHERWISE LIGHT WIND. MIXING HEIGHT.......4500 FT AT IGNITION...5300 FT AGL AT MAX HEATING. TRANSPORT WIND......SOUTH AROUND 3 MPH. VENTILATION RATE....POOR (2482 M 2/S) AT MAX HEATING. $$ FORECASTER...TES REQUESTED BY...MIKE CABY TYPE OF REQUEST...PRESCRIBED .TAG 20110331.PRAIR.01/LSX