FNUS74 KMRX 231905 FWSMRX SPOT FORECAST FOR JAYBIRD BRANCH NATIONAL WEATHER SERVICE MORRISTOWN TN 305 PM EDT FRI MAR 23 2012 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A SLOW MOVING COLD FRONT WILL DRIFT ACROSS THE TENNESSEE RIVER VALLEY TONIGHT...TRIGGERING SCATTERED SHOWERS AND THUNDERSTORMS AHEAD OF IT. AN UPPER LEVEL DISTURBANCE BEHIND THIS COLD FRONT WILL CONTINUE TO PRODUCE SHOWERS AND THUNDERSTORMS THROUGH THE WEEKEND. TEMPERATURES ARE EXPECTED TO BE SLIGHTLY COOLER THIS WEEKEND BEHIND THE PASSAGE OF THE COLD FRONT...BUT THEY WILL STILL REMAIN ABOVE NORMAL THROUGH NEXT WEEK. .TONIGHT... SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. MIN TEMPERATURE.....AROUND 52. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 10 MPH...BUT GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT MSL...BECOMING 0 SHORTLY AFTER SUNSET. BOTTOM MIX HGT AGL.. TOP MIX HGT AGL..... MIXING WINDS........SOUTH WINDS AROUND 8 MPH. DISPERSION..........BECOMING 0 SHORTLY AFTER SUNSET. .SATURDAY... SKY/WEATHER.........CLOUDY. SHOWERS AND THUNDERSTORMS LIKELY. MAX TEMPERATURE.....AROUND 67. MIN HUMIDITY........48 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 10 MPH...BUT GUSTY AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS. MIXING HEIGHT MSL...5000 FT MSL. BOTTOM MIX HGT AGL..2360 FT AGL. TOP MIX HGT AGL.....2040 FT AGL. MIXING WINDS........SOUTHWEST AROUND 18 MPH. DISPERSION..........36. $$ FORECASTER...DAVID GAFFIN REQUESTED BY...J ADAMS TYPE OF REQUEST...WILDFIRE .TAG 20120323.JAYBI.03/MRX