FNUS74 KHUN 022148 FWSHUN SPOT FORECAST FOR SLANT ROCK BURN...NPS-LIRI NATIONAL WEATHER SERVICE HUNTSVILLE AL 348 PM CST FRI MAR 2 2012 FORECAST IS BASED ON IGNITION TIME OF 1600 CST ON MARCH 02. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... STRONG TO SEVERE THUNDERSTORMS ARE EXPECTED TO MAKE THEIR WAY INTO NORTHEAST ALABAMA GOING INTO THE LATE AFTERNOON PERIOD...WITH DAMAGING WINDS...LARGE HAIL AND ISOLATED TORNADOES ALL POSSIBLE. TSTMS MAY EVOLVE INTO A LINE PATTERN THIS EVENING AS A STRONG COLD FRONT BEGINS TO MOVE EASTWARD ACROSS THE AREA. THE THUNDERSTORM THREAT SHOULD THEN BEGIN TO DIMINISH LATE THIS EVENING AND OVERNIGHT AS THE FRONT MOVES EAST OF THE AREA. STRONG SOUTHWEST WINDS IN PLACE ACROSS THE REGION AHEAD OF THE FRONT SHOULD ALSO BEGIN TO GRADUALLY WEAKEN AS THE COLD FRONT BEGINS TO MAKE ITS WAY EASTWARD. LITTLE IF ANY FOG IS EXPECTED LATE TONIGHT WITH SURFACE WINDS TURNING TOWARD THE NORTHWEST AROUND 10 TO 15 MPH WITH LINGERING SHOWERS. .TODAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). CHANCE OF SHOWERS AND THUNDERSTORMS. MAX TEMPERATURE.....AROUND 72. MIN HUMIDITY........61 PERCENT. WIND (20 FT)........SOUTHWEST WINDS 9 TO 17 MPH. GUSTS UP TO 30 MPH INCREASING TO 35 MPH LATE IN THE MORNING. CWR.................50 PERCENT. LAL.................4 UNTIL 1200...THEN 3. MIXING HEIGHT.......1100-2500 FT AGL INCREASING TO 4100 FT AGL LATE IN THE AFTERNOON. TRANSPORT WINDS.....SOUTH 14 TO 22 MPH INCREASING TO SOUTHWEST 25 TO 31 MPH IN THE AFTERNOON. TIME (CST) 4 PM SKY (%).........MCLDY WEATHER COV.....CHANCE WEATHER TYPE....RNSHWR TEMP............71 RH..............61 20 FT WIND......SW 14 MIX HGT (FT)....4100 TRANSPORT WIND..SW 31 DISPERSION IDX..86 CHC OF PCPN (%).50 LAL.............3 .TONIGHT... SKY/WEATHER.........CLOUDY (85-95 PERCENT). SHOWERS AND THUNDERSTORMS IN THE EVENING...THEN CHANCE OF THUNDERSTORMS AFTER MIDNIGHT. CHANCE OF RAIN SHOWERS AFTER MIDNIGHT. MIN TEMPERATURE.....AROUND 44. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........NORTH WINDS 8 TO 13 MPH. CWR.................100 PERCENT. LAL.................5 UNTIL 2400...THEN 3 UNTIL 0300...THEN 1. MIXING HEIGHT.......2000-3900 FT AGL. TRANSPORT WINDS.....SOUTHWEST 28 TO 33 MPH SHIFTING TO THE WEST AROUND 22 MPH AFTER MIDNIGHT...THEN SHIFTING TO THE NORTH AROUND 24 MPH EARLY IN THE MORNING. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY CLOUDY WEATHER COV.....DEFNTE DEFNTE DEFNTE CHANCE CHANCE CHANCE WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............65 58 54 51 48 46 RH..............71 91 100 100 100 93 20 FT WIND......SW 13 SW 9 SW 9 W 9 NW 9 N 9 MIX HGT (FT)....3900 3900 2000 2600 2600 2200 TRANSPORT WIND..SW 33 SW 33 SW 28 W 22 W 22 N 24 DISPERSION IDX..91 91 53 29 29 32 CHC OF PCPN (%).100 100 100 30 30 30 LAL.............5 5 5 3 3 1 .SATURDAY... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING MOSTLY SUNNY (40-50 PERCENT). MAX TEMPERATURE.....AROUND 54. MIN HUMIDITY........38 PERCENT. WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH BECOMING LIGHT. CWR.................20 PERCENT. LAL.................1. MIXING HEIGHT.......2300-3700 FT AGL. TRANSPORT WINDS.....NORTH 13 TO 20 MPH SHIFTING TO THE NORTHWEST AROUND 8 MPH LATE IN THE AFTERNOON. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........MCLDY MCLDY MCLDY PCLDY PCLDY PCLDY WEATHER COV.....S CHC S CHC WEATHER TYPE....RNSHWR RNSHWR NONE NONE NONE NONE TEMP............44 46 49 52 53 53 RH..............87 77 63 48 40 38 20 FT WIND......N 8 N 7 N 7 N 6 NW 6 W 5 MIX HGT (FT)....2300 2300 2900 3700 3700 3700 TRANSPORT WIND..N 20 N 20 N 13 N 13 N 13 NW 8 DISPERSION IDX..26 26 17 56 56 36 CHC OF PCPN (%).20 20 20 20 20 20 LAL.............1 1 1 1 1 1 $$ FORECASTER...GRIFFIN REQUESTED BY...NATALIE SMITH TYPE OF REQUEST...PRESCRIBED .TAG 20120302.SLANT.01/HUN