FNUS74 KMOB 061317 FWSMOB SPOT FORECAST FOR CHICK CPT 462...US FOREST SERVICE NATIONAL WEATHER SERVICE MOBILE AL 717 AM CST WED MAR 6 2013 FORECAST IS BASED ON IGNITION TIME OF 1000 CST ON MARCH 06. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A STRONG HIGH PRESSURE SYSTEM BUILDS IN FROM THE WEST TODAY. RESULT IS A STRONG SUBSIDENCE INVERSION...KEEPING MIXED LAYERS AROUND 3500 FEET AT BURN LOCATION WHILE A MODERATE TO STRONG NORTHWEST MIXED LAYER FLOW MAKES FOR GOOD DISPERSION. LOWEST HUMIDITY TODAY...JUST BELOW 30 PERCENT. AS AXIS OF THE LARGE SURFACE HIGH EXPANDS EASTWARD FROM THE UPPER MIDWEST DOWN INTO THE GULF...MIXED LAYER NORTHERLY FLOW WEAKENS RESULTING IN FAIR DISPERSION ON THURSDAY. LOWEST HUMIDITY ON THURSDAY SIMILAR AS THAT OF TODAY. FOG POTENTIAL AND OTHER REMARKS...FOG NOT EXPECTED IN THE NEAR TERM. .TODAY... SKY/WEATHER.........SUNNY (5-15 PERCENT). MAX TEMPERATURE.....AROUND 57. MIN HUMIDITY........29 PERCENT. WIND (20 FT)........NORTHWEST WINDS INCREASING TO 10 TO 15 MPH. GUSTS 20 TO 25 MPH. MIXING HEIGHT.......INCREASING TO 3500 FT AGL. MIXING WINDS........NORTHWEST 25 TO 28 MPH. DISPERSION INDEX....INCREASING TO 72. (GOOD). LVORI...............1. TIME (CST) 10 AM NOON 2 PM 4 PM SKY (%)...........2 2 2 17 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE TEMP..............49 54 57 55 RH................40 31 29 31 20 FT WIND DIR....NW NW NW NW 20 FT WIND SPD....14 14 14 12 20 FT WIND GUST...25 23 23 21 MIX HGT (FT)......2200 3500 3500 3500 MIX HGT (M).......670 1070 1070 1070 TRANSP WIND DIR...NW NW NW NW TRANSP WIND SPD...25 28 28 28 TRANS SPD (M/S)...11 13 13 13 DISPERSION........52 72 72 72 LVORI.............1 1 1 1 CWR...............0 0 0 0 .TONIGHT... SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT). MIN TEMPERATURE.....AROUND 30. MAX HUMIDITY........89 PERCENT. WIND (20 FT)........NORTHWEST TO NORTH 3 TO 6 MPH. MIXING HEIGHT.......1900 FT AGL DECREASING TO 200 FT AGL. MIXING WINDS........NORTHWEST AROUND 18 MPH BECOMING NORTH 7 TO 10 MPH. DISPERSION INDEX....12 DECREASING TO 3. (BECOMING VERY POOR). LVORI...............2 INCREASING TO 5. TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%)...........20 20 20 20 20 20 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............47 42 38 36 33 32 RH................45 59 69 74 80 84 20 FT WIND DIR....NW NW N N N N 20 FT WIND SPD....6 6 5 3 3 3 20 FT WIND GUST...13 13 MIX HGT (FT)......1900 1900 1000 200 200 200 MIX HGT (M).......580 580 300 60 60 60 TRANSP WIND DIR...NW NW N N N N TRANSP WIND SPD...18 18 10 7 7 7 TRANS SPD (M/S)...8 8 4 3 3 3 DISPERSION........12 12 5 3 3 3 LVORI.............2 2 3 4 4 5 CWR...............0 0 0 0 0 0 .THURSDAY... SKY/WEATHER.........SUNNY (15-25 PERCENT). MAX TEMPERATURE.....AROUND 63. MIN HUMIDITY........28 PERCENT. WIND (20 FT)........NORTH 3 TO 5 MPH. MIXING HEIGHT.......INCREASING TO 3000 FT AGL. MIXING WINDS........NORTH 8 TO 9 MPH. DISPERSION INDEX....INCREASING TO 33. (FAIR). LVORI...............4 DECREASING TO 1. TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%)...........22 22 22 22 22 22 WEATHER COV....... WEATHER TYPE......NONE NONE NONE NONE NONE NONE TEMP..............30 38 51 59 62 61 RH................89 68 43 33 29 31 20 FT WIND DIR....N N N N N N 20 FT WIND SPD....3 3 4 5 5 4 20 FT WIND GUST... MIX HGT (FT)......200 200 1600 3000 3000 3000 MIX HGT (M).......60 60 490 910 910 910 TRANSP WIND DIR...N N N N N N TRANSP WIND SPD...9 9 8 9 9 8 TRANS SPD (M/S)...4 4 4 4 4 4 DISPERSION........10 10 17 33 33 32 LVORI.............4 4 2 1 1 1 CWR...............0 0 0 0 0 0 $$ FORECASTER...10 REQUESTED BY...DAVID BERENS TYPE OF REQUEST...PRESCRIBED .TAG 20130306.CHICK.01/MOB