626 FNUS73 KUNR 042235 FWSUNR Spot Forecast for Remington Live Exercise...GPC National Weather Service Rapid City SD 435 PM MDT Thu Jun 4 2026 Forecast is based on ignition time of 1700 MDT on June 04. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION...Thunderstormsare expected to reach the exercise location around 1800 (6 PM) this evening. Storms will contain lightning and heavy rain but also could contain large hail and erratic winds. Storms should be out of the location by 2100 (9 PM), with clearing skies overnight. An afternoon shower or storm is possible Friday afternoon, but any activity on Friday will be short-lived. Saturday will be hot and dry. .REST OF TODAY... Sky/weather.........Sunny (20-30 percent). Max temperature.....Around 75. Min humidity........49 percent. Wind (20 ft)........Northeast winds around 10 mph. Gusty and erratic winds expected near thunderstorms. CWR.................20 percent. Mixing height.......1800 to 2300 ft agl. Transport winds.....East around 15 mph. Smoke dispersal.....Poor. TIME (MDT) 5PM Sky (%).........25 Weather cov..... Weather type.... Tstm cov........CHC CWR.............20 Temp............66 RH..............64 20 FT wind dir..NE 20 FT wind spd..6 20 FT wind gust. Mix hgt (kft)...2.3 Transp wind dir.E Transp wind spd.13 .TONIGHT... Sky/weather.........Mostly cloudy (65-75 percent) then becoming partly cloudy (30-40 percent). Chance of thunderstorms in the evening. Min temperature.....Around 53. Max humidity........83 percent. Wind (20 ft)........North winds around 5 mph with gusts to around 17 mph shifting to the northwest with gusts to around 14 mph late in the evening. Gusty and erratic winds expected near thunderstorms CWR.................35 percent. Mixing height.......500 to 1000 ft agl. Transport winds.....East around 15 mph shifting to the northwest overnight. Smoke dispersal.....Poor. TIME (MDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........61 61 74 74 78 84 74 74 74 57 54 34 Weather cov.....CHC CHC CHC CHC CHC CHC Weather type....RW RW RW RW RW RW Tstm cov........CHC CHC CHC CHC CHC CHC CWR.............30 30 30 30 30 30 30 30 30 30 30 30 Temp............67 68 66 63 61 60 59 59 56 56 56 55 RH..............60 57 61 65 72 75 80 78 83 80 77 77 20 FT wind dir..NE NE NE N N N NW NW NW NW NW N 20 FT wind spd..5 5 5 5 5 3 3 3 3 3 3 3 20 FT wind gust.6 17 16 16 15 14 14 14 14 14 13 13 Mix hgt (kft)...2.1 1.3 1.0 0.6 0.6 1.0 1.1 0.5 0.5 0.5 0.5 0.5 Transp wind dir.E E NE N N N N N NW NW NW NW Transp wind spd.13 13 13 13 12 12 12 10 10 10 10 10 .FRIDAY... Sky/weather.........Mostly sunny (30-40 percent). Slight chance of showers and thunderstorms in the afternoon. Max temperature.....Around 77. Min humidity........36 percent. Wind (20 ft)........North winds around 5 mph shifting to the northeast late in the morning, then shifting to the east late in the morning shifting to the southeast in the afternoon. CWR.................0 percent. Mixing height.......6600 to 7100 ft agl. Transport winds.....Northwest around 15 mph shifting to the south late in the morning. Smoke dispersal.....Good. TIME (MDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........38 37 30 27 22 30 50 43 43 43 43 43 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............57 61 66 69 71 72 73 73 74 74 75 76 RH..............67 62 52 45 42 41 38 40 38 37 36 36 20 FT wind dir..NW N N NE NE E SE SE SE SE SE SE 20 FT wind spd..3 2 2 2 3 3 5 6 6 7 7 7 20 FT wind gust.5 3 3 3 5 5 6 7 7 9 9 9 Mix hgt (kft)...0.5 1.3 2.1 2.9 3.8 4.6 5.4 6.0 6.5 7.1 6.2 5.3 Transp wind dir.NW NW NW NW W S S S S S S S Transp wind spd.14 14 13 12 12 13 13 14 15 16 16 16 $$ Forecaster...MS Requested by...Seth Stevens Type of request...PRESCRIBED .TAG 2614989.0/UNR .DELDT 06/04/26 .FormatterVersion 2.0.0 .EMAIL sdgpc@firenet.gov