FNUS74 KHUN 041339 FWSHUN SPOT FORECAST FOR BASHAM TOWER...USFS NATIONAL WEATHER SERVICE HUNTSVILLE AL 739 AM CST WED FEB 4 2009 FORECAST IS BASED ON IGNITION TIME OF 0735 CST ON FEBRUARY 04. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STRONG RIDGE OF HIGH PRESSURE WILL BUILD TOWARD THE SOUTHEAST OUT OF THE PLAINS STATES AND INTO THE SOUTHEAST REGION TODAY AND TONIGHT AND THEN BECOMING SETTLED ACROSS THE TENNESSEE VALLEY AREA ON THU. TEMPERATURES DURING THE AFTERNOON WILL STRUGGLE TO GET ABOVE FREEZING AS COLDER AIR CONTINUES TO FILTER INTO THE REGION FROM THE NORTHWEST. TEMPERATURES OVERNIGHT MAY FALL CLOSE TO SINGLE DIGIT RANGE AS THE COLDER AIR BECOMES ENTRENCHED ACROSS THE AREA BEFORE A GRADUAL WARM-UP BEGINS ON THU. SMOKE DISPERSION WILL BE GOOD FOR TODAY ALTHOUGH IT WILL BECOME QUITE POOR ON THU AS VERY STABLE AIR BECOMES ENTRENCHED ACROSS THE TENNESSEE VALLEY. .TODAY... SKY/WEATHER.........SUNNY (0-10 PERCENT). MAX TEMPERATURE.....AROUND 32. MIN HUMIDITY........26 PERCENT. WIND (20 FT)........NORTHWEST WINDS 9 TO 14 MPH. MIXING HEIGHT.......2800-4500 FT AGL. TRANSPORT WINDS.....NORTHWEST 17 TO 21 MPH. TIME (CST) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%).........CLEAR CLEAR CLEAR MCLEAR MCLEAR MCLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............17 21 26 30 31 28 RH..............63 49 39 31 26 31 20 FT WIND......NW 10 N 14 N 10 NW 9 NW 10 NW 9 MIX HGT (FT)....2800 3500 3500 4500 4500 4500 TRANSPORT WIND..N 21 NW 17 NW 17 NW 17 NW 21 NW 21 DISPERSION IDX..28 23 60 68 82 82 .TONIGHT... SKY/WEATHER.........CLEAR (0-5 PERCENT). MIN TEMPERATURE.....AROUND 13. MAX HUMIDITY........77 PERCENT. WIND (20 FT)........NORTH WINDS 5 TO 7 MPH EARLY IN THE EVENING BECOMING LIGHT. MIXING HEIGHT.......300 FT AGL. TRANSPORT WINDS.....NORTH 12 TO 17 MPH. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............25 22 19 17 15 14 RH..............42 48 53 61 69 74 20 FT WIND......NW 7 N 5 N 3 N 2 N 2 N 2 MIX HGT (FT)....300 300 300 300 300 300 TRANSPORT WIND..NW 17 NW 17 N 14 N 12 N 12 N 12 DISPERSION IDX..6 6 5 5 5 5 .THURSDAY... SKY/WEATHER.........SUNNY (0-5 PERCENT). MAX TEMPERATURE.....AROUND 44. MIN HUMIDITY........25 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 7 MPH LATE IN THE MORNING. MIXING HEIGHT.......1300-2000 FT AGL. TRANSPORT WINDS.....NORTHEAST 6 TO 10 MPH SHIFTING TO THE SOUTH AROUND 3 MPH LATE IN THE AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............13 18 28 37 43 43 RH..............77 63 42 30 25 26 20 FT WIND......NE 1 E 3 SE 3 W 5 SW 7 SW 7 MIX HGT (FT)....1300 1300 1500 1500 1500 2000 TRANSPORT WIND..N 10 N 10 NE 6 E 2 E 2 S 3 DISPERSION IDX..5 5 3 4 4 9 $$ FORECASTER...GRIFFIN REQUESTED BY...CLARK TYPE OF REQUEST...PRESCRIBED .TAG 20090204.BASHA.01/HUN