FNUS74 KMRX 231044 FWSMRX SPOT FORECAST FOR 238 RX BURN NATIONAL WEATHER SERVICE MORRISTOWN TN 644 AM EDT FRI MAR 23 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... LIGHT RAIN SHOWERS WILL BE POSSIBLE NEAR THE BURN SITE ANY TIME THIS MORNING. THE EXPECTED ONSET TIME OF MOST OF THE HEAVIER SHOWERS AND THUNDERSTORMS AT THE BURN SITE IS APPROXIMATELY BETWEEN 2 PM AND 4 PM. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF SHOWERS AND THUNDERSTORMS IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS IN THE AFTERNOON. TEMPERATURE.........61 AT IGNITION...MAX 72. RH..................81 PERCENT AT IGNITION...MIN 58 PERCENT. WIND (20 FT)........WINDS SOUTH AT 6 MPH AT IGNITION...OTHERWISE SOUTH WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT MSL...4500 FT MSL. BOTTOM MIX HGT AGL..2200 FT AGL. TOP MIX HGT AGL.....900 FT AGL. MIXING WINDS........SOUTH AROUND 9 MPH. DISPERSION..........10. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. TEMPERATURE.........MIN 54. RH..................MAX 92 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. TEMPERATURE.........MAX 66. RH..................MIN 50 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 9 MPH. GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT MSL...3300 FT MSL. BOTTOM MIX HGT AGL..1000 FT AGL. TOP MIX HGT AGL.....-300 FT AGL. MIXING WINDS........SOUTHWEST AROUND 18 MPH. DISPERSION..........1. $$ FORECASTER...DOUG SCHNEIDER REQUESTED BY...TERRY ADAMS TYPE OF REQUEST...PRESCRIBED .TAG 20120323.238RX.01/MRX