FNUS73 KLSX 031611 FWSLSX SPOT FORECAST FOR A HWY...USFS NATIONAL WEATHER SERVICE ST LOUIS MO 1111 AM CDT TUE APR 3 2012 FORECAST IS BASED ON REQUEST TIME OF 1047 CDT ON APRIL 03. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP DURING THE EARLY AFTERNOON HOURS. OTHERWISE SOUTHWESTERLY WINDS WILL BE RELATIVELY LIGHT WITH MINIMUM RELATIVE HUMIDITIES AROUND 50 PERCENT. THE CHANCE FOR SHOWERS AND STORMS ARE EXPECT TO DECREASE TONIGHT BEFORE INCREASING AGAIN ON WEDNESDAY. .REST OF TODAY... SKY/WEATHER.........MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY IN THE LATE MORNING AND AFTERNOON...THEN CHANCE OF SHOWERS AND THUNDERSTORMS LATE IN THE AFTERNOON. CWR.................60 PERCENT. LAL.................16-25 STRIKES UNTIL 1800...THEN 9-15 STRIKES. TEMPERATURE.........MAX 78. RH..................MIN 51 PERCENT. WIND...EYE LEVEL....SOUTHWEST WIND 2 TO 4 MPH. WIND...20 FT........SOUTHWEST WIND 6 TO 7 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. HAINES INDEX........3 OR VERY LOW POTENTIAL FOR LARGE PLUME DOMINATED FIRE GROWTH. MIXING HEIGHT.......3900 FT AGL AT MAX HEATING. TRANSPORT WIND......SOUTH AROUND 7 MPH. VENTILATION RATE....POOR (3645 M 2/S) AT MAX HEATING. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS. CWR.................40 PERCENT. LAL.................9-15 STRIKES UNTIL 2400...THEN NO TSTMS UNTIL 0100...THEN 9-15 STRIKES. TEMPERATURE.........MIN 59. RH..................MAX 97 PERCENT. WIND...EYE LEVEL....LIGHT AND VARIABLE. WIND...20 FT........SOUTHWEST WIND AROUND 5 MPH EARLY IN THE EVENING BECOMING LIGHT. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. HAINES INDEX........N/A. MIXING HEIGHT.......N/A. TRANSPORT WIND......N/A. VENTILATION RATE....N/A. $$ FORECASTER...BRITT REQUESTED BY...CHARLENE NAZARENKO TYPE OF REQUEST...WILDFIRE .TAG 20120403.AHWY_.01/LSX