FNUS74 KMRX 181000 FWSMRX SPOT FORECAST FOR POUND GAP NATIONAL WEATHER SERVICE MORRISTOWN TN 600 AM EDT WED MAR 18 2009 IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WARM AND DRY WEATHER SHOULD CONTINUE TODAY...AS HIGH PRESSURE LINGERS ACROSS THE AREA. A COLD FRONT APPROACHES THE AREA TONIGHT...BRINGING A CHANCE OF RAIN TO THE REGION TONIGHT AND THURSDAY. HOWEVER...AFTER THIS SYSTEM MOVES AWAY...AN UPPER LEVEL RIDGE WILL SLOWLY BUILD EAST...THROUGH THE WEEKEND...ALLOWING AN EXTENDED DRY PERIOD WHICH MAY LAST INTO THE FIRST PART OF NEXT WEEK. .TODAY... SKY/WEATHER.........SUNNY. PATCHY FOG EARLY IN THE MORNING. MAX TEMPERATURE.....AROUND 70. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. MIXING HEIGHT.......4000 FT AGL. MIXING WINDS........SOUTHWEST AROUND 10 MPH. DISPERSION..........35. TIME (EDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM SKY (%).........13 13 13 13 21 21 21 21 21 21 24 24 WEATHER COV..... WEATHER TYPE.... TEMP............51 55 59 62 65 67 68 69 68 66 64 61 RH..............66 57 51 46 41 39 37 36 36 38 41 46 20 FT WIND DIR..S S SW SW SW SW SW SW SW SW SW SW 20 FT WIND SPD..3 5 6 6 7 7 7 7 6 5 3 3 20 FT WIND GUST.5 10 10 10 10 10 10 10 10 10 5 5 MIX HGT (KFT)...4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 4.0 M M TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW M M TRANSP WIND SPD.10 10 10 10 10 10 10 10 10 10 M M .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS EARLY IN THE MORNING. MIN TEMPERATURE.....AROUND 47. MAX HUMIDITY........74 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH LATE IN THE EVENING...THEN BECOMING LIGHT EARLY IN THE MORNING. MIXING HEIGHT....... MIXING WINDS........ DISPERSION.......... .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY. CHANCE OF RAIN SHOWERS IN THE MORNING...THEN RAIN SHOWERS LIKELY IN THE AFTERNOON. MAX TEMPERATURE.....AROUND 57. MIN HUMIDITY........52 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH EARLY IN THE MORNING. MIXING HEIGHT.......5300 FT MSL. MIXING WINDS........WEST AROUND 15 MPH. DISPERSION..........42. $$ FORECASTER...JERRY HEVRDEYS REQUESTED BY...TERRY ADAMS TYPE OF REQUEST...PRESCRIBED .TAG 20090318.POUND.01/MRX