FNUS73 KLSX 121726 FWSLSX Spot Forecast for Spunky Bottoms...IDNR National Weather Service Saint Louis MO 1126 AM CST Tue Nov 12 2024 Forecast is based on ignition time of 1200 CST on November 12. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... The mixing heights will remain over 2000 feet through 4 pm. The winds will remain relatively light today while the minimum relative humidity values will stay near 50 percent. On Wednesday, light rain is expected to move into the during the afternoon with between 0.10 and 0.20 of an inch expected. Mixing heights will likely only reach 1800 feet by 2 pm with minimum relative humidity values staying around 65 percent. .REST OF TODAY... Sky/weather.........Sunny (0-10 percent). Chance of pcpn......0 percent. LAL.................No Tstms. Temperature.........50 at ignition...Max 53. RH..................58 percent at ignition...Min 54 percent. Wind (20 ft)........Winds east at 9 mph at ignition...otherwise East winds 8 to 9 mph. Eye level winds.....Winds around 3 mph with and adjustment factor of 0.3. Haines Index........4 or low potential for large plume dominated fire growth at ignition...max 4. Mixing height.......2700 ft AGL at ignition...otherwise max 2900 ft AGL. Transport winds.....East 12 to 14 mph. Smoke dispersal.....Marginal /5140 m/s-m/ at ignition. Max...marginal /5500 m/s-m/. TIME (CST) 12P 1PM 2PM 3PM 4PM 5PM 6PM 7PM 8PM 9PM 10P 11P Sky (%).........3 3 3 3 4 6 14 23 37 50 52 56 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 LAL.............1 1 1 1 1 1 1 1 1 1 1 1 Temp............50 51 52 53 52 49 46 45 44 44 44 43 RH..............58 59 56 54 56 63 73 73 76 76 79 82 20 FT wind dir..E E E E E E E E E E E E 20 FT wind spd..9 9 9 9 8 8 7 7 7 7 7 7 20 FT wind gust.14 14 14 13 13 12 12 12 13 13 13 13 Eye lvl wnd dir.E E E E E E E E E E E E Eye lvl wnd spd.4 4 4 4 4 4 3 3 3 3 3 3 Eye lvl wnd gst.6 6 6 6 6 6 6 6 6 6 6 6 Mix hgt (kft)...2.7 2.9 2.9 2.9 1.6 0.5 0.4 0.4 0.4 0.4 0.4 0.4 Transp wind dir.E E E E E E E E E E E SE Transp wind spd.14 14 13 13 14 12 14 13 14 15 15 14 Haines index....4 4 4 4 4 4 4 4 4 4 4 4 Vrate kt-ft/1K..33 35 32 32 19 5 4 4 4 5 5 4 Ventrate Cat....PR PR PR PR PR PR PR PR PR PR PR PR .TONIGHT... Sky/weather.........Partly cloudy (25-35 percent) then becoming mostly cloudy (55-65 percent). Chance of pcpn......0 percent. LAL.................No Tstms. Temperature.........Min 41. RH..................Max 89 percent. Wind (20 ft)........East winds 7 to 8 mph. Eye level winds.....Winds around 3 mph with and adjustment factor of 0.3. Haines Index........4 or low potential for large plume dominated fire growth. Mixing height.......400 ft AGL. Transport winds.....Southeast 12 to 15 mph. Smoke dispersal.....Poor (580 m/s-m). .WEDNESDAY... Sky/weather.........Mostly cloudy (75-85 percent). Rain in the afternoon. Chance of pcpn......80 percent. LAL.................No Tstms. Temperature.........Max 56. RH..................Min 64 percent. Wind (20 ft)........Southeast winds 7 to 10 mph. Eye level winds.....Winds around 3 mph with and adjustment factor of 0.3. Haines Index........2 to 4 or very low to low potential for large plume dominated fire growth. Mixing height.......Max 1800 ft AGL. Transport winds.....Southeast 13 to 16 mph shifting to the south 10 to 13 mph late in the afternoon. Smoke dispersal.....Poor (680 m/s-m). $$ Forecaster...Britt Requested by...RKG Type of request...PRESCRIBED .TAG 2426373.0/LSX .DELDT 11/12/24 .FormatterVersion 2.0.0