FNUS74 KHUN 271345 FWSHUN SPOT FORECAST FOR KRAL S RX BURN...NATIONAL PARK SERVICE NATIONAL WEATHER SERVICE HUNTSVILLE AL 845 AM CDT WED MAR 27 2013 FORECAST IS BASED ON IGNITION TIME OF 0820 CDT ON MARCH 28. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... QUIET WEATHER IS EXPECTED THROUGH THURSDAY WITH A MIX OF SUN AND CLOUDS. THURSDAYS SURFACE WINDS WILL BEGIN FROM THE NORTH (360 DEGREES) AND SWITCH AROUND TO THE NW (AROUND 340 DEGREES) BY THE LATE MORNING. THIS WILL CAUSE DOWNSLOPE FLOW AT THE BURN SITE...WITH WIND SPEEDS BETWEEN 5-10 MPH. MIXING LEVELS WILL INCREASE ABOVE 7500FT BY THE AFTERNOON PROVIDING GOOD DISPERSION RATES. .TODAY... SKY/WEATHER.........MOSTLY SUNNY (30-40 PERCENT). MAX TEMPERATURE.....AROUND 51. MIN HUMIDITY........36 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 6 TO 8 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................10 PERCENT. MIXING HEIGHT.......300 FT AGL INCREASING TO 4400-5300 FT AGL IN THE LATE MORNING AND AFTERNOON. TRANSPORT WINDS.....NORTHWEST 5 TO 13 MPH. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........PCLDY PCLDY PCLDY PCLDY PCLDY PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............26 29 38 45 49 51 RH..............87 82 60 48 40 36 20 FT WIND......N 0 N 2 N 6 NW 7 NW 8 NW 8 MIX HGT (FT)....300 300 4400 4400 5200 5300 TRANSPORT WIND..NW 6 NW 5 NW 12 NW 12 NW 10 NW 13 DISPERSION IDX..3 2 5 60 44 54 CHC OF PCPN (%).10 0 0 0 0 0 .TONIGHT... SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING MOSTLY CLOUDY (55-65 PERCENT) THEN BECOMING PARTLY CLOUDY (45-55 PERCENT). MIN TEMPERATURE.....AROUND 32. MAX HUMIDITY........73 PERCENT. WIND (20 FT)........LIGHT WINDS. CWR.................0 PERCENT. MIXING HEIGHT.......3900-5300 FT AGL DECREASING TO 200-400 FT AGL IN THE LATE EVENING AND OVERNIGHT. TRANSPORT WINDS.....NORTH 5 TO 14 MPH DECREASING TO AROUND 3 MPH EARLY IN THE MORNING. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%).........PCLDY MCLDY MCLDY MCLDY PCLDY PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............49 44 40 38 35 34 RH..............39 50 60 62 66 71 20 FT WIND......NW 3 NW 1 SW 0 NW 0 N 0 N 0 MIX HGT (FT)....5300 3900 300 300 200 400 TRANSPORT WIND..NW 13 NW 14 NW 5 NW 5 N 5 N 3 DISPERSION IDX..77 65 2 2 2 2 CHC OF PCPN (%).0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........MOSTLY SUNNY (45-55 PERCENT). MAX TEMPERATURE.....AROUND 56. MIN HUMIDITY........33 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING NORTHWEST 5 TO 7 MPH IN THE LATE MORNING AND AFTERNOON. CWR.................0 PERCENT. MIXING HEIGHT.......400-500 FT AGL INCREASING TO 6400-7600 FT AGL. TRANSPORT WINDS.....NORTHEAST 3 TO 5 MPH INCREASING TO NORTHWEST 15 TO 18 MPH IN THE LATE MORNING AND AFTERNOON. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%).........PCLDY MCLDY MCLDY MCLDY PCLDY PCLDY WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............32 35 44 50 54 56 RH..............71 69 57 43 35 33 20 FT WIND......W 0 W 1 N 5 N 6 NW 7 NW 7 MIX HGT (FT)....400 500 4000 4000 6400 7600 TRANSPORT WIND..N 3 NE 5 N 15 N 15 NW 16 NW 18 DISPERSION IDX..2 2 10 56 113 147 CHC OF PCPN (%).0 0 0 0 0 0 $$ FORECASTER...CROWE/SCHULLER REQUESTED BY...SHEW TYPE OF REQUEST...PRESCRIBED .TAG 20130328.KRALS.01/HUN