FNUS74 KBMX 181131 FWSBMX SPOT FORECAST FOR SCHOOL HOUSE C...USFS NATIONAL WEATHER SERVICE BIRMINGHAM AL 631 AM CDT THU APR 18 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 CDT ON APRIL 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... ELEVATED RH VALUES TODAY AND WIDESPREAD RAINFALL TONIGHT AND FRIDAY WILL PRECLUDE ANY FIRE WEATHER CONCERNS THROUGH FRIDAY AS A COLD FRONT MOVES THROUGH THE REGION. DRIER CONDITIONS WILL MOVE IN FOR SATURDAY AND SUNDAY BEHIND THE FRONT BUT RH VALUES SHOULD REMAIN ABOVE CRITICAL VALUES. .TODAY... TIME (CDT) 9 AM 11 AM 1 PM 3 PM 5 PM SKY.............PCLDY PCLDY PCLDY PCLDY MCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............70 78 82 83 83 RH..............72 59 54 53 57 20 FT WIND......SE 10 SE 13 S 14 S 13 S 13 20 FT WIND GUST.20 25 25 25 20 CHC OF PCPN (%).10 10 10 10 10 MIX HGT (FT)....3200 5400 6100 6600 5800 TRANSPORT WIND..160/21 170/24 170/25 180/25 180/25 DISPERSION......28 76 84 86 82 .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV..... S CHC DEFNTE WEATHER TYPE....NONE NONE NONE NONE TSTORM RNSHWR TEMP............82 77 75 72 70 68 RH..............59 71 74 84 90 95 20 FT WIND......S 12 S 12 S 12 S 13 S 13 S 13 20 FT WIND GUST.20 20 20 25 25 25 CHC OF PCPN (%).10 80 80 80 80 80 MIX HGT (FT)....4900 3300 2200 1600 1400 1600 TRANSPORT WIND..170/24 170/24 180/24 180/25 190/25 190/25 DISPERSION......73 60 49 28 28 28 .FRIDAY... TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY.............MCLDY CLOUDY CLOUDY CLOUDY CLOUDY MCLDY WEATHER COV.....DEFNTE DEFNTE DEFNTE DEFNTE S CHC WEATHER TYPE....RNSHWR TSTORM TSTORM TSTORM RNSHWR NONE TEMP............65 58 58 56 55 56 RH..............99 100 68 72 75 72 20 FT WIND......SW 9 SW 9 W 12 W 9 W 8 W 8 20 FT WIND GUST.15 15 20 15 15 15 CHC OF PCPN (%).80 100 100 100 100 100 MIX HGT (FT)....2200 2200 1800 2000 2500 3200 TRANSPORT WIND..210/26 240/24 320/18 310/15 300/13 290/13 DISPERSION......36 32 21 29 28 31 $$ FORECASTER...GRANTHAM REQUESTED BY...SCOTT LAYFIELD TYPE OF REQUEST...PRESCRIBED .TAG 20130418.SCHOO.01/BMX