FNUS72 KCAE 191159 FWSCAE SPOT FORECAST FOR SRS COMPARTMENTS 41 85...US FOREST SERVICE NATIONAL WEATHER SERVICE COLUMBIA SC 659 AM EST SAT FEB 19 2011 FORECAST IS BASED ON IGNITION TIME OF 1000 EST ON FEBRUARY 19. IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER SERVICE. .DISCUSSION...A WEAK DRY COLD FRONT WILL DROP SOUTHWARD THROUGH THE REGION TODAY. PATCHY FOG IS POSSIBLE THIS MORNING. AFTERNOON RELATIVE HUMIDITIES WILL DROP BELOW 25 PERCENT BETWEEN 2 AND 4 PM. THE RELATIVE HUMIDITY MAY DROP AS LOW AS 22 PERCENT AROUND 3 PM. MIXING HEIGHTS WILL BE NEAR 5000 FEET THIS AFTERNOON. AN INVERSION WILL SET UP SHORTLY AFTER SUNSET THIS EVENING WITH POOR OVERNIGHT DISPERSION. ALSO...LIGHT NORTHEAST SURFACE WINDS ARE EXPECTED OVERNIGHT WITH SPEEDS GENERALLY 3-5 MPH. MIXING HEIGHTS WILL DROP TO 100-200 FEET TONIGHT. THE FRONT WILL STALL OUT TO THE SOUTH SUNDAY WITH MORE CLOUDS AND COOLER TEMPERATURES. CLOUD COVER AND DRY AIR WILL LIMIT FOG POTENTIAL SUNDAY MORNING. MIXING HEIGHTS WILL BE 3000-4000 FEET SUNDAY AFTERNOON. RELATIVE HUMIDITIES WILL DROP TO AROUND 28 PERCENT SUNDAY AFTERNOON. .TODAY... TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM SKY (%)..............23 28 39 44 45 46 47 46 WEATHER COV.......... WEATHER TYPE......... TEMP.................63 67 70 72 73 75 75 73 RH...................46 36 30 27 26 24 25 27 20 FT WIND DIR.......N NE NE NE NE E E E 20 FT WIND DIR.......020 030 050 060 060 070 070 080 20 FT WIND SPD.......5 7 7 6 6 5 5 2 20 FT WIND GUST......10 15 15 15 10 10 10 5 MIX HGT (KFT)........2.6 3.6 4.2 4.6 4.9 4.9 4.1 3.3 TRANSP WIND DIR......NE NE NE NE NE NE N NE TRANSP WIND SPD......16 17 15 16 14 12 10 10 .TONIGHT... TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM SKY (%)..............43 41 39 41 46 57 WEATHER COV.......... WEATHER TYPE.........NONE NONE NONE NONE NONE NONE TEMP.................70 60 55 52 48 46 RH...................30 42 49 52 60 63 20 FT WIND...........E 2 E 3 E 2 E 2 E 2 E 2 20 FT WIND GUST......5 5 5 5 5 5 MIX HGT (FT).........2200 1000 800 600 300 100 TRANSPORT WIND.......NE 9 NE 7 NE 6 NE 5 NE 3 E 3 .SUNDAY... TIME (EST) 6 AM 8 AM 10 AM NOON 2 PM 4 PM 20 FT WIND...........E 2 E 2 E 4 SE 5 SE 5 SE 4 20 FT WIND GUST......5 5 5 10 10 5 MIX HGT (FT).........500 1400 2400 3100 3700 3500 TRANSPORT WIND.......E 3 E 6 SE 12 SE 16 SE 16 SE 12 $$ FORECASTER...HAWKS REQUESTED BY...JAMIE ATKINS TYPE OF REQUEST...PRESCRIBED .TAG 20110219.SRSCO.01/CAE