FNUS73 KLSX 241437 FWSLSX SPOT FORECAST FOR HAWN-HEADQUARTERS RIDGE...MODNR NATIONAL WEATHER SERVICE ST LOUIS MO 937 AM CDT THU MAR 24 2011 FORECAST IS BASED ON IGNITION TIME OF 1100 CDT ON MARCH 24. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... IT WILL BE CLOUDY THIS MORNING WITH SOME SPOTTY DRIZZLE OR FLURRIES...THEN EXPECT DECREASING CLOUDS AND DIMINISHING WINDS THIS AFTERNOON AS HIGH PRESSURE BUILDS INTO THE REGION. TEMPERATURES WILL BE NEARLY 20 DEGREES COLDER THAN YESTERDAY...RESULTING IN HIGHER RELATIVE HUMIDITY VALUES. .REST OF TODAY... SKY/WEATHER.........CLOUDY THEN BECOMING PARTLY SUNNY. TEMPERATURE.........38 AT IGNITION...MAX 45. RH..................64 PERCENT AT IGNITION...MIN 44 PERCENT. WIND...EYE LEVEL....NORTH AT 5 MPH. WIND...20 FT........WINDS NORTH AT 10 MPH. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......2600 FT AGL AT IGNITION...3700 FT AGL AT MAX HEATING. TRANSPORT WIND......NORTH AROUND 15 MPH. VENTILATION RATE....FAIR (7462 M 2/S) AT MAX HEATING. $$ FORECASTER...GLASS REQUESTED BY...JAMIE HUBERT TYPE OF REQUEST...PRESCRIBED .TAG 20110324.HAWNH.01/LSX