FNUS73 KLSX 241427 FWSLSX SPOT FORECAST FOR WHITE WOODLAND...MDC NATIONAL WEATHER SERVICE ST LOUIS MO 927 AM CDT MON OCT 24 2011 FORECAST IS BASED ON IGNITION TIME OF 0905 CDT ON OCTOBER 24. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A WEAK COLD FRONT IS MOVING THROUGH THE AREA THIS MORNING. THE WIND BEHIND THE FRONT WILL BE NORTHWESTERLY...BUT WILL BECOME LIGHT AND VARIABLE BY MID-AFTERNOON AS HIGH PRESSURE BUILDS ACROSS THE MID- MISSISSIPPI VALLEY. SOUTHERLY FLOW WILL RESUME THIS EVENING AS THE HIGH MOVES INTO THE OHIO VALLEY. LOW PRESSURE WILL DEVELOP OVER THE GREAT PLAINS TONIGHT AND MOVE INTO IOWA ON TUESDAY. STRONG SOUTH-SOUTHWEST WIND WILL AFFECT MISSOURI AND ILLINOIS TUESDAY PUSHING TEMPERATURES UP INTO THE 80S. .REST OF TODAY... SKY/WEATHER.........SUNNY. TEMPERATURE.........58 AT IGNITION...MAX 72. RH..................69 PERCENT AT IGNITION...MIN 33 PERCENT. WIND...EYE LEVEL....NORTH WIND OF 2 MPH AT IGNITION...BECOMING LIGHT AND VARIABLE LATE IN THE MORNING AND AFTERNOON...THEN SOUTH AROUND 2 MPH LATE IN THE AFTERNOON USING A WIND ADJUSTMENT FACTOR OF 0.3. WIND...20 FT........WINDS NORTH AT 5 MPH AT IGNITION...BECOMING LIGHT IN THE LATE MORNING AND AFTERNOON... THEN BECOMING SOUTH AROUND 5 MPH LATE IN THE AFTERNOON. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1500 FT AT IGNITION...RSING TO 5000 FT AGL AT MAX HEATING. TRANSPORT WIND......NORTHWEST AROUND 8 MPH. VENTILATION RATE....POOR (5483 M 2/S) AT MAX HEATING. .TONIGHT... SKY/WEATHER.........CLEAR. TEMPERATURE.........MIN 53. RH..................MAX 85 PERCENT. WIND...EYE LEVEL....SOUTH WIND AT 2 TO 3 MPH USING 0.3 WIND ADJUSTMENT FACTOR. WIND...20 FT........SOUTH WIND 6 TO 10 MPH. HAINES INDEX........N/A. MIXING HEIGHT.......N/A. TRANSPORT WIND......N/A. VENTILATION RATE....N/A. $$ FORECASTER...GKS REQUESTED BY...ERIC MERRITT TYPE OF REQUEST...PRESCRIBED .TAG 20111024.WHITE.01/LSX