FNUS74 KBMX 182352 FWSBMX SPOT FORECAST FOR SURPRISE FIRE...US FOREST SERVICE NATIONAL WEATHER SERVICE BIRMINGHAM AL 652 PM CDT WED AUG 18 2010 FORECAST IS BASED ON REQUEST TIME OF 1842 CDT ON AUGUST 18. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION... IT DOES NOT LOOK LIKE THE SURPRISE FIRE SITE WILL BE LUCKY ENOUGH TO RECEIVE ANY RAINFALL THIS AFTERNOON...BUT A WET PATTERN WILL CONTINUE ACROSS CENTRAL ALABAMA AND RAINFALL LOOKS LIKELY BY TOMORROW. A WEAK CAPPING INVERSION WILL SET UP TONIGHT...TRAPPING SMOKE BELOW ABOUT 2500 FEET...BUT SHOULD BREAK BY 1030 AM TOMORROW. RELATIVE HUMIDITY VALUES WILL REMAIN HIGH. .TONIGHT... SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS. MIN TEMPERATURE.....AROUND 74. MAX HUMIDITY........100 PERCENT. WIND (20 FT)........LIGHT WINDS. CWR.................MISSING. MIXING HEIGHT.......3300 FT AGL DECREASING TO 500-1200 FT AGL. MIXING WINDS........WEST 6 TO 10 MPH SHIFTING TO THE SOUTHWEST 2 TO 9 MPH IN THE LATE EVENING AND OVERNIGHT. DISPERSION INDEX....35 DECREASING TO 3. TIME (CDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY.............MCLDY CLOUDY CLOUDY CLOUDY MCLDY MCLDY WEATHER COV.....SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD SCTTRD WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............85 82 80 79 77 75 RH..............65 79 87 87 89 95 20 FT WIND......S 3 S 2 S 2 S 2 S 2 S 2 CHC OF PCPN (%).30 30 30 30 30 30 MIX HGT (FT)....3300 600 800 1100 1200 1100 TRANSPORT WIND..W 10 W 6 S 2 S 7 S 9 S 9 DISPERSION......35 3 1 3 4 4 .THURSDAY... SKY/WEATHER.........MOSTLY CLOUDY (75-85 PERCENT). SCATTERED SHOWERS AND THUNDERSTORMS EARLY IN THE MORNING...THEN SHOWERS AND THUNDERSTORMS LIKELY. MAX TEMPERATURE.....AROUND 90. MIN HUMIDITY........67 PERCENT. WIND (20 FT)........LIGHT WINDS BECOMING SOUTHWEST 5 TO 6 MPH LATE IN THE MORNING...THEN BECOMING LIGHT LATE IN THE AFTERNOON. CWR.................MISSING. MIXING HEIGHT.......1200-2600 FT AGL INCREASING TO 3200-4200 FT AGL IN THE LATE MORNING AND AFTERNOON. MIXING WINDS........SOUTHWEST 2 TO 9 MPH SHIFTING TO THE SOUTHEAST 2 TO 6 MPH IN THE AFTERNOON. DISPERSION INDEX....16 DECREASING TO 13 LATE IN THE MORNING...THEN INCREASING TO 20 LATE IN THE AFTERNOON. TIME (CDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM SKY.............MCLDY MCLDY MCLDY MCLDY MCLDY MCLDY WEATHER COV.....SCTTRD LIKELY LIKELY LIKELY LIKELY LIKELY WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR TEMP............74 76 82 88 90 89 RH..............100 92 80 69 67 69 20 FT WIND......SW 2 SW 2 SW 3 SW 6 SW 6 SW 5 CHC OF PCPN (%).30 60 60 60 60 60 MIX HGT (FT)....1200 1900 3200 4000 4200 3900 TRANSPORT WIND..SW 9 SW 8 W 3 S 2 SE 2 SE 5 DISPERSION......14 20 11 9 9 17 $$ FORECASTER...SIRMON REQUESTED BY...NOONAN PHIFER TYPE OF REQUEST...WILDFIRE .TAG 20100818.SURPR.01/BMX