FNUS73 KUNR 231012 FWSUNR Spot Forecast for West Coal Creek Fire...Campbell County Fire Department National Weather Service Rapid City SD 412 AM MDT Sun Aug 23 2026 Forecast is based on forecast start time of 0600 MDT on August 23. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION...Hot (high around 93) with daytime minimum RH falling to around 20 percent this afternoon, resulting in elevated fire weather conditions. South-southwesterly winds will become northwesterly after 1100 this morning with gusts to around 20 to 24 mph this afternoon. Isolated showers and thunderstorms possible late this afternoon into the evening hours. While coverage will be spotty, main hazards will be: hail; gusty, erratic winds; and lightning. Fair overnight RH recovery tonight into Monday morning (around 70 percent) as winds become light and variable (outside of any storms) after 1900. .TODAY... Sky/weather.........Mostly sunny (30-40 percent). Max temperature.....Around 93. Min humidity........20 percent. Wind (20 ft)........Southwest winds around 10 mph shifting to the northwest after 1100; gusts up to 18 mph increasing to 21 mph late in the afternoon. CWR.................0 percent. Mixing height.......9800 to 10300 ft agl. Transport winds.....South around 10 mph shifting to the west 10 to 20 mph early in the morning, then shifting to the northwest around 25 mph in the afternoon. Smoke dispersal.....Good increasing to excellent in the afternoon. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........37 55 41 32 26 27 20 20 20 20 16 19 Weather cov..... Weather type.... Tstm cov........ CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............65 65 69 74 81 85 89 91 92 93 93 93 RH..............85 85 74 59 46 36 30 27 23 22 20 20 20 FT wind dir..S SW SW W W NW NW NW NW NW NW W 20 FT wind spd..6 6 6 7 7 8 9 12 13 14 12 9 20 FT wind gust.12 12 10 10 12 14 16 18 20 22 24 20 Mix hgt (kft)...0.5 0.4 0.6 1.1 2.1 3.9 6.2 7.6 8.7 10 9.3 8.7 Transp wind dir.S S W W W NW NW NW NW NW NW NW Transp wind spd.9 9 9 10 13 16 18 22 23 24 23 21 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent). Slight chance of showers and thunderstorms in the evening. Min temperature.....Around 62. Max humidity........70 percent. Wind (20 ft)........Northwest winds around 10 mph with gusts to around 18 mph, becoming light and variable after 1900. Gusty and erratic winds expected near thunderstorms in the evening. CWR.................0 percent. Mixing height.......400 to 900 ft agl. Transport winds.....Northwest 15 to 20 mph shifting to the west around 10 mph overnight. Smoke dispersal.....Good decreasing to poor early in the evening. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........39 39 42 43 36 37 36 36 34 25 23 24 Weather cov.....SCH SCH SCH SCH SCH SCH Weather type....RW RW RW RW RW RW Tstm cov........SCH SCH SCH SCH SCH SCH CWR.............0 0 0 0 0 0 0 0 0 0 0 0 Temp............91 88 83 79 75 73 70 68 67 65 63 62 RH..............20 24 30 35 41 46 53 57 59 63 67 70 20 FT wind dir..NW NW NW NW NW SW SW SW SW SW SW W 20 FT wind spd..8 6 3 5 5 3 5 5 5 5 5 5 20 FT wind gust.18 13 9 10 10 10 10 10 10 10 10 10 Mix hgt (kft)...7.8 3.6 0.6 0.6 0.5 0.5 0.5 0.5 0.4 0.4 0.4 0.4 Transp wind dir.NW NW NW NW W W W W SW SW SW W Transp wind spd.20 20 20 20 16 13 9 8 8 9 8 8 $$ Forecaster...SE Requested by...Travis Wickwire Type of request...WILDFIRE .TAG 2620074.4/UNR .DELDT 08/23/26 .FormatterVersion 2.0.0 .EMAIL bryanb@campbellcofirewy.gov, travisw@campbellcofirewy.gov