FNUS74 KHUN 162336 FWSHUN SPOT FORECAST FOR HALL FIRE...USFS NATIONAL WEATHER SERVICE HUNTSVILLE AL 636 PM CDT SAT MAR 16 2013 FORECAST IS BASED ON REQUEST TIME OF 1814 CDT ON MARCH 16. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WIND SPEEDS (20-FOOT) HAVE DECREASED AS THE SUN SETS WITH A LOSS IN WIND GUSTS AS WELL THROUGH THE OVERNIGHT AROUND THE WILDFIRE SITE. SOUTHWEST WIND SPEEDS (20-FOOT) WILL BE GENERALLY AROUND 5-8 MPH WITH POSSIBLE GUSTS TO 10 MPH. WARM OVERNIGHT TEMPERATURES IN THE 50S AND INCREASED MOISTURE WILL ALLOW FOR RELATIVE HUMIDITY VALUES TO RISE CLOSE TO 90% LATE TONIGHT, WITH FOG NOT EXPECTED TO BE AN ISSUE. CHANCES FOR PRECIPITATION ARE EXPECTED TO REMAIN NORTH OF THE SITE OVER AREAS GENERALLY NORTH OF THE TENNESSEE RIVER, CLOSE TO A STALLED FRONTAL BOUNDARY OVER CENTRAL TENNESSEE. FOR SUNDAY, TEMPERATURES ARE EXPECTED TO RISE INTO THE LOW 70S WITH MINIMUM RELATIVE HUMIDITY VALUES DROPPING CLOSE TO 45 PERCENT. WINDS (20-FOOT) WILL SHIFT TO SOUTHERLY AND BE BETWEEN 5 TO 10 MPH BY MORNING. WIND GUSTS ARE EXPECTED TO GRADUALLY RISE TO 15 MPH BETWEEN 9 AM TO 11 AM, AND TO 20 MPH BETWEEN NOON AND 3 PM. ANY CHANCE FOR PRECIPITATION SHOULD REMAIN NORTH OF THE BURN SITE THROUGHOUT THE REST OF THE DAY. .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING MOSTLY CLOUDY (65-75 PERCENT). MIN TEMPERATURE.....50-52. MAX HUMIDITY........85-87 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH. CWR.................10 PERCENT. LAL.................1. MIXING HEIGHT.......3000-4400 FT AGL DECREASING TO 200-300 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....SOUTHWEST 18 TO 23 MPH BECOMING SOUTH 7 TO 9 MPH IN THE LATE EVENING AND OVERNIGHT. TIME (CDT) 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM SKY (%).........PC PC PC PC PC PC MC MC MC MC MC WEATHER COV..... WEATHER TYPE.... TEMP............69 66 63 61 60 58 57 55 54 53 52 RH..............43 48 53 57 60 62 64 69 73 77 80 20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW 20 FT WIND SPD..7 7 6 6 6 6 6 6 5 5 5 20 FT WIND GUST.10 10 10 10 10 10 10 10 10 10 10 MIX HGT (KFT)...3.0 3.0 3.0 0.3 0.3 0.3 0.2 0.2 0.2 0.3 0.3 TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW S S TRANSP WIND SPD.18 18 18 7 7 7 7 7 7 9 9 DISPERSION IDX..67 67 67 3 3 3 5 5 5 6 6 CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 LAL.............1 1 1 1 1 1 1 1 1 1 1 .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....70-72. MIN HUMIDITY........44-46 PERCENT. WIND (20 FT)........SOUTH WINDS 5 TO 10 MPH. CWR.................10 PERCENT. LAL.................1. MIXING HEIGHT.......300-1800 FT AGL INCREASING TO 2300-2500 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH TO SOUTHWEST 9 TO 18 MPH. TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC MC PC PC PC PC PC WEATHER COV..... WEATHER TYPE.... TEMP............51 51 53 56 60 63 65 68 69 70 71 70 RH..............83 86 84 76 70 63 57 51 49 46 45 45 20 FT WIND DIR..S S S S S S S S S S S S 20 FT WIND SPD..5 5 6 7 8 8 9 10 10 10 10 10 20 FT WIND GUST.10 10 10 10 15 15 20 20 20 20 15 15 MIX HGT (KFT)...0.3 0.4 0.4 0.4 1.8 1.8 1.8 2.3 2.3 2.3 2.5 2.5 TRANSP WIND DIR.S SW SW SW SW SW SW SW SW SW S S TRANSP WIND SPD.9 14 14 14 17 17 17 18 18 18 16 16 DISPERSION IDX..6 9 9 12 19 31 31 49 49 49 47 47 CHC OF PCPN (%).10 10 10 10 10 10 10 10 10 10 10 10 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 $$ FORECASTER...LATIMER REQUESTED BY...NIKKA TYPE OF REQUEST...WILDFIRE .TAG 20130316.HALLF.01/HUN