FNUS74 KMRX 201213 FWSMRX SPOT FORECAST FOR IRISHMAN BRANCH NATIONAL WEATHER SERVICE MORRISTOWN TN 713 AM EST FRI NOV 20 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... A RIDGE OF HIGH PRESSURE WILL BUILD ACROSS THE SOUTHERN APPALACHIANS TODAY...PRODUCING DRY AND MILD CONDITIONS. HOWEVER...RAIN WILL BE BACK IN THE FORECAST...LATER SATURDAY THROUGH THE REMAINDER OF THE WEEKEND...AS A STORM SYSTEM BUILDS NORTHEAST FROM THE GULF OF MEXICO ACROSS THE TENNESSEE VALLEY. .TODAY... SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING. MAX TEMPERATURE.....56 TO 61. MIN HUMIDITY........40 TO 45 PERCENT. WIND (20 FT)........NORTHWEST TO WEST WINDS 3 TO 6 MPH. MIXING HEIGHT.......4200 FT MSL...1400 TO 1800 FT AGL. MIXING WINDS........NORTHWEST AROUND 8 MPH. DISPERSION..........12. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY. MIN TEMPERATURE.....34 TO 39. MAX HUMIDITY........90 TO 95 PERCENT. WIND (20 FT)........LIGHT WINDS. MIXING HEIGHT.......DECREASING TO NEAR SURFACE. MIXING WINDS........BECOMING LIGHT/VARIABLE. DISPERSION..........DECREASING TO NEAR ZERO. .SATURDAY... SKY/WEATHER.........PARTLY SUNNY. MAX TEMPERATURE.....55 TO 60. MIN HUMIDITY........46 TO 51 PERCENT. WIND (20 FT)........LIGHT/VARIABLE WINDS. MIXING HEIGHT.......4100 FT MSL...1300 TO 1700 FT AGL. MIXING WINDS........WEST AROUND 4 MPH. DISPERSION..........6. $$ FORECASTER...LYLE WILSON REQUESTED BY...M GILBERT TYPE OF REQUEST...PRESCRIBED .TAG 20091120.IRISH.01/MRX