FNUS74 KBMX 311326 FWSBMX SPOT FORECAST FOR COMPARTMENT 31...USFS NATIONAL WEATHER SERVICE BIRMINGHAM AL 826 AM CDT WED MAR 31 2010 FORECAST IS BASED ON IGNITION TIME OF 0930 CDT ON MARCH 31. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... WE WILL NEED TO KEEP A CLOSE EYE OUT FOR CONDITIONS THAT MAY NEAR RED FLAG CRITERIA AS THE HIGHS WILL BE MUCH WARMER TODAY AND DEWPOINTS WILL REMAIN AROUND 40 OR BELOW. HUMIDITY VALUES WILL LIKELY BE IN THE MIDDLE TO UPPER 20S THIS AFTERNOON DURING THE PEAK HEATING. THINKING RIGHT NOW THAT WE ARE CLOSE...BUT WITH THE SUBTLE SOUTHERLY RETURN FLOW GETTING ESTABLISHED THAT WE CAN MUSTER JUST ENOUGH SURFACE MOISTURE THAT THERE WILL NOT BE AT LEAST 4 HOURS OF RH VALUES BELOW 25 PERCENT. SURFACE MOISTURE IS FORECAST TO CONTINUE SLOWLY INCREASING AHEAD OF OUR NEXT SYSTEM ON SATURDAY NIGHT...SO RED FLAG CONDITIONS ARE NOT EXPECTED FOR THE REMAINDER OF THE WEEK AT THIS TIME. .TODAY... TIME (CDT) 7 AM 9 AM 11 AM 1 PM 3 PM 5 PM SKY.............CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............39 61 71 76 77 77 RH..............100 58 40 33 30 32 20 FT WIND......E 0 S 2 S 5 S 7 S 7 S 6 CHC OF PCPN (%).0 0 0 0 0 0 MIX HGT (FT)....1100 3400 4100 4200 4300 4200 TRANSPORT WIND..S 5 SW 8 SW 8 SW 8 SW 8 SW 8 DISPERSION......7 33 39 41 31 40 .TONIGHT... TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............CLEAR CLEAR CLEAR CLEAR CLEAR CLEAR WEATHER COV..... WEATHER TYPE....NONE NONE NONE NONE NONE NONE TEMP............74 63 52 48 46 46 RH..............32 50 76 94 100 97 20 FT WIND......S 5 S 3 S 2 E 1 NE 0 NE 0 CHC OF PCPN (%).0 0 0 0 0 0 MIX HGT (FT)....4000 2500 300 100 300 400 TRANSPORT WIND..SW 8 S 7 S 5 S 5 S 8 SW 10 DISPERSION......39 3 2 2 4 5 $$ FORECASTER...UNGER REQUESTED BY...JACOB THELEN TYPE OF REQUEST...PRESCRIBED .TAG 20100331.COMPA.01/BMX