FNUS74 KMOB 211229 FWSMOB SPOT FORECAST FOR 508A B...E.N.R. NATIONAL WEATHER SERVICE MOBILE AL 629 AM CST SAT JAN 21 2012 FORECAST IS BASED ON IGNITION TIME OF 0750 CST ON JANUARY 21. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...SOUTHERLY FLOW CONTINUES OVER THE AREA TODAY INTO MONDAY. A WEAK FRONT WILL SAG SOUTH OVER THE AREA TODAY BEFORE STALLING....BUT AS A STRONGER UPPER SYSTEM MOVES TOWARDS THE AREA...THIS BOUNDARY QUICKLY WASHES OUT AND A MORE ORGANIZED SOUTHERLY FLOW RETURNS TO THE AREA. IT'S NOT UNTIL MONDAY THAT A FRONT IS EXPECTED TO MOVE OVER AND SOUTH OF THE AREA...AND WITH SURFACE HIGH PRESSURE MOVING QUICKLY EAST OF THE MID MISS RIVER VALLEY MONDAY NIGHT INTO TUESDAY...THEN STALLING OVER THE TENN RIVER VALLEY...EASTERLY MIXING LAYER WINDS ARE EXPECTED INTO MID WEEK. .TODAY... TIME (CST) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY (%)...........81 81 81 92 92 92 WEATHER COV.......S CHC S CHC S CHC CHANCE CHANCE CHANCE WEATHER TYPE......RNSHWR RNSHWR RNSHWR TSTORM TSTORM TSTORM TEMP..............64 67 70 71 72 70 RH................100 95 86 80 78 82 20 FT WIND DIR....SW SW SW SW SW SW 20 FT WIND SPD....9 12 14 14 14 9 20 FT WIND GUST...16 21 24 24 24 16 MIX HGT (FT)......500 1400 2300 2900 3200 2300 TRANSP WIND DIR...SW SW SW SW SW SW TRANSP WIND SPD...18 23 26 26 26 18 DISPERSION........15 36 55 62 65 38 LVORI.............5 4 4 3 3 3 CWR...............20 20 20 40 40 40 .TONIGHT... TIME (CST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%)...........94 94 94 74 74 74 WEATHER COV.......AREAS AREAS AREAS AREAS AREAS AREAS WEATHER TYPE......FOG FOG FOG FOG FOG FOG TEMP..............68 66 65 64 63 62 RH................87 91 93 96 97 99 20 FT WIND DIR....SW SW SW SW SW S 20 FT WIND SPD....7 6 5 5 5 5 20 FT WIND GUST...13 12 MIX HGT (FT)......1800 900 400 300 200 200 TRANSP WIND DIR...SW SW SW SW SW S TRANSP WIND SPD...15 14 13 12 10 10 DISPERSION........28 12 9 8 7 7 LVORI.............4 5 6 6 8 8 CWR...............20 20 20 20 20 20 .SUNDAY... TIME (CST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY (%)...........98 98 98 95 95 95 WEATHER COV.......AREAS ISOLTD ISOLTD SCTTRD SCTTRD SCTTRD WEATHER TYPE......FOG RNSHWR RNSHWR TSTORM TSTORM TSTORM TEMP..............62 64 67 70 72 71 RH................99 96 93 91 85 86 20 FT WIND DIR....S S S S S S 20 FT WIND SPD....5 7 9 11 11 11 20 FT WIND GUST... 13 16 20 20 18 MIX HGT (FT)......100 400 700 1100 1800 1900 TRANSP WIND DIR...S S S S S S TRANSP WIND SPD...10 15 18 22 22 21 DISPERSION........7 10 20 29 40 39 LVORI.............8 6 5 4 4 4 CWR...............20 20 20 50 50 50 $$ FORECASTER...MOB FORECASTER REQUESTED BY...DISPATCH TYPE OF REQUEST...PRESCRIBED .TAG 20120121.508AB.01/MOB