358 FNUS72 KCAE 210846 FWSCAE Spot Forecast for SC-CRR Prescribed Fire...US Fish and Wildlife Service National Weather Service Columbia SC 346 AM EST Tue Feb 21 2023 Forecast is based on ignition time of 1000 EST on February 21. If conditions become unrepresentative...contact the National Weather Service. .DISCUSSION...Light rain moving out of the Piedmont of SC/NC early this morning should diminish in coverage through the morning. Even so, still can not rule out a few sprinkles or a light rain with very low qpf prior to 10 am. The burn site will still see quite a bit of cloud cover through the day, with a combination of both mid and upper level cloudiness. Winds will be out of the southwest to west ahead of an approaching cold front. This front will weaken and possibly wash out this afternoon as it approaches the burn site. However winds will not diminish with the front, with wind speeds through the day up to 15 mph and wind gusts around 25 mph. Transport winds will also continue to be strong today. .TODAY... Sky/weather.........Partly sunny (65-75 percent). Chance of pcpn......10 percent. LAL.................No Tstms. Max temperature.....Around 76. Min humidity........40 percent. Wind (20 ft)........West winds 10 to 15 mph with gusts to around 26 mph. Mixing height.......5500 ft AGL. Transport winds.....West 16 to 25 mph. LVORI...............2. ADI.................36 early in the morning increasing to 79 in the afternoon. TIME (EST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........67 75 79 73 67 64 62 57 Weather cov..... Weather type.... Tstm cov........ Chc of pcpn (%).0 0 0 0 0 0 0 10 LAL.............1 1 1 1 1 1 1 1 Temp............66 68 70 72 74 76 74 72 RH..............77 70 61 53 46 42 44 48 Aparnt tmp (F)..66 68 70 72 74 76 74 72 20 FT wind dir..W W W W W W W W 20 FT wind dir..260 260 260 260 270 270 260 260 20 FT wind spd..14 13 14 14 15 15 13 10 20 FT wind gust.23 23 24 26 26 25 23 20 Mix hgt (kft)...2.4 3.4 4.5 5.1 5.5 5.5 5.1 1.8 Transp wind dir.W W W W W W W W Transp wind dir.270 270 280 270 270 270 270 270 Transp wind spd.22 23 24 24 25 25 24 16 LVORI...........3 1 1 1 1 1 1 1 ADI.............46 58 70 75 79 79 74 36 .TONIGHT... Sky/weather.........Mostly cloudy (55-65 percent) then becoming partly cloudy (35-45 percent) then becoming mostly cloudy (60-70 percent). Chance of pcpn......10 percent. LAL.................No Tstms. Min temperature.....Around 56. Max humidity........93 percent. Wind (20 ft)........West winds 5 to 7 mph shifting to the south 5 to 6 mph after 3 am. Mixing height.......400 ft AGL. Transport winds.....West 7 to 13 mph shifting to the south 7 to 10 mph overnight. LVORI...............3. ADI.................4 to 11. TIME (EST) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM Sky (%).........56 60 47 67 66 74 Weather cov..... Weather type....NONE NONE NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).10 10 10 10 10 10 LAL.............1 1 1 1 1 1 Temp............70 65 62 60 59 59 RH..............53 64 72 76 82 85 Aparnt tmp (F)..70 65 62 60 59 59 20 FT wind......W 7 W 6 W 5 S 5 S 5 S 6 20 FT wind gust.13 8 20 FT wind dir..260 260 270 200 180 160 Mix hgt (ft)....500 400 400 400 400 400 Transp wind dir.270 280 300 210 170 150 Transport wind..W 13 W 12 NW 8 SW 7 S 8 SE 10 LVORI...........2 3 3 3 4 4 ADI.............11 10 5 4 5 7 .WEDNESDAY... Sky/weather.........Partly sunny (45-55 percent). Chance of pcpn......10 percent. LAL.................No Tstms. Max temperature.....Around 79. Min humidity........49 percent. Wind (20 ft)........South winds 6 to 10 mph shifting to the southwest 10 to 12 mph late in the morning. Mixing height.......3300 ft AGL. Transport winds.....South 10 to 17 mph shifting to the southwest 17 to 21 mph in the afternoon. LVORI...............3. ADI.................8 early in the morning increasing to 71 in the afternoon. TIME (EST) 6 AM 9 AM NOON 3 PM Sky (%).........73 62 50 36 Weather cov..... Weather type....NONE NONE NONE NONE Tstm cov........ Chc of pcpn (%).10 0 0 0 LAL.............1 1 1 1 Temp............57 63 72 78 RH..............93 82 65 51 Aparnt tmp (F)..57 63 72 78 20 FT wind......S 6G7 S 8G13 SW 12G17 SW 12G17 20 FT wind dir..160 180 210 210 Mix hgt (ft)....400 1100 2500 3300 Transp wind dir.160 190 220 220 Transport wind..S 10 S 14 SW 17 SW 21 LVORI...........4 3 1 1 ADI.............11 17 50 71 $$ Forecaster...Liscinsky Requested by...Nathan Perrine Type of request...PRESCRIBED .TAG 2303461.0/CAE .DELDT 02/21/23 .FormatterVersion 2.0.0 .EMAIL nathan_perrine@fws.gov