FNUS73 KLSX 031149 FWSLSX SPOT FORECAST FOR MARK TWAIN LAKE...U.S. ARMY CORPS OF ENGINEERS NATIONAL WEATHER SERVICE ST LOUIS MO 649 AM CDT WED APR 3 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 03. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... NORTH-NORTHEAST FLOW WILL VEER TO THE EAST TODAY AS HIGH PRESSURE MOVES INTO THE OHIO VALLEY. MIXING HEIGHT WILL RISE ABOVE 1700 FT BY 1100 CDT. .REST OF TODAY... SKY/WEATHER.........INCREASING HIGH CLOUDS. CWR.................0 PERCENT. LAL.................NO TSTMS. TEMPERATURE.........38 AT IGNITION...MAX 51. RH..................52 PERCENT AT IGNITION...MIN 33 PERCENT. WIND...EYE LEVEL....EAST-NORTHEAST AT 6 MPH. WIND...20 FT........EAST-NORTHEAST AT 9 MPH. HAINES INDEX........5 OR MODERATE POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......1000 FT AGL AT IGNITION...4700 FT AGL AT MAX HEATING. TRANSPORT WIND......EAST AROUND 14 MPH. VENTILATION RATE....FAIR (8845 M 2/S) AT MAX HEATING. $$ FORECASTER...CVKING REQUESTED BY...ALLEN MEHRER TYPE OF REQUEST...PRESCRIBED .TAG 20130403.MARKT.01/LSX