FNUS74 KHUN 080248 FWSHUN SPOT FORECAST FOR BOUNDARY...NPS NATIONAL WEATHER SERVICE HUNTSVILLE AL 848 PM CST SAT MAR 7 2009 FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON MARCH 08. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... DRY CONDITIONS SHOULD PREVAIL OVER BURN AREA FOR MOST OF SUNDAY. SHOWERS AND THUNDERSTORMS MAY DEVELOP TO THE NORTHWEST OF THE BURN AREA DUE TO AN APPROACHING LOW PRESSURE SYSTEM. OCCASIONALLY GUSTY SOUTH TO SOUTHWEST WINDS WILL DEVELOP AROUND IGNITION TIME WITH 20 FT WINDS SPEEDS OF 10 TO 15 MPH WITH GUSTS TO 20 MPH. DISPERSION WILL RISE THROUGHOUT THE DAY AS A RESULT OF HIGHER TRANSPORT WINDS AND DEEPER MIXING HEIGHTS. RELATIVE HUMIDITY SHOULD REMAIN ABOVE 50 PERCENT OVER THE BURN AREA GIVEN THE MOIST SOUTHERLY FLOW. .REST OF TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....49-51. MAX HUMIDITY........97 TO 100 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 5 TO 8 MPH. CWR.................0 PERCENT. LAL.................1. MIXING HEIGHT.......2400 FT AGL DECREASING TO 300-600 FT AGL BY 10 PM. TRANSPORT WINDS.....SOUTH 10 TO 15 MPH DECREASING TO 5 TO 8 MPH IN THE LATE EVENING...THEN INCREASING TO 13 TO 17 MPH BY EARLY MORNING. TIME (CST) 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........CLEAR MCLEAR MCLEAR MCLEAR PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE TEMP............62 57 56 54 52 RH..............60 75 85 91 94 20 FT WIND......S 7 S 7 S 7 S 7 SW 8 MIX HGT (FT)....2400 400 300 300 600 TRANSPORT WIND..S 15 S 5 S 8 S 8 S 17 DISPERSION IDX..47 2 6 6 15 CHC OF PCPN (%).0 0 0 0 0 LAL.............1 1 1 1 1 .SUNDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). MAX TEMPERATURE.....72 TO 74. MIN HUMIDITY........53 TO 55 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 8 TO 10 MPH...INCREASING TO 10 TO 12 MPH WITH GUSTS TO 20 MPH BY IGNITION TIME AND 15 MPH WITH GUSTS TO 25 MPH BY 1 PM. CWR.................10 PERCENT. LAL.................1. MIXING HEIGHT.......500 FT AGL INCREASING TO 2400 FT AGL BY IGNITION TIME. THEN INCREASING TO 3800-4900 FT AGL IN THE AFTERNOON. TRANSPORT WINDS.....SOUTHWEST AROUND 10 TO 15 MPH INCREASING TO 21 TO 26 MPH BY 9 AM AND CONTINUING THROUGH THE AFTERNOON. TIME (CST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%).........MC MC MC MC MC MC MC MC MC MC MC MC WEATHER COV..... WEATHER TYPE.... TEMP............51 53 57 60 63 66 69 71 73 73 72 71 RH..............94 94 87 77 70 64 59 56 54 54 56 58 20 FT WIND DIR..SW SW SW SW SW SW SW SW SW SW SW SW 20 FT WIND SPD..9 9 9 10 12 13 14 15 15 15 15 13 20 FT WIND GUST.10 10 10 20 20 20 20 25 25 25 25 20 MIX HGT (KFT)...0.5 0.5 0.5 2.4 2.4 2.4 3.8 3.8 3.8 4.9 4.9 4.9 TRANSP WIND DIR.SW SW SW SW SW SW SW SW SW SW SW SW TRANSP WIND SPD.14 14 14 25 25 25 25 25 25 26 26 26 DISPERSION IDX..12 12 12 34 34 54 69 69 69 80 80 80 CHC OF PCPN (%).0 0 0 0 0 0 10 10 10 10 10 10 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 $$ FORECASTER...LATIMER REQUESTED BY...DREW PAGE TYPE OF REQUEST...PRESCRIBED .TAG 20090308.BOUND.01/HUN