Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

Lat: 44.48°NLon: 103.78°WElev: 3898ft.

Overcast

59°F

15°C

Humidity 100%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 13 Aug 7:55 am MDT
Extended Forecast for

2 Miles ENE Alva WY

  • Today

    Today: Isolated showers, then scattered showers and thunderstorms after noon.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 73. East wind 5 to 13 mph, with gusts as high as 23 mph.  Chance of precipitation is 40%.

    High: 73 °F

    Scattered
    Showers and
    Patchy Fog

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 57. East wind 8 to 13 mph becoming light  after midnight. Winds could gust as high as 23 mph.

    Low: 57 °F

    Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the morning. Winds could gust as high as 18 mph.  Chance of precipitation is 30%.

    High: 78 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 54. North wind around 6 mph becoming calm  in the evening. Winds could gust as high as 17 mph.

    Low: 54 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 75. Calm wind becoming north 5 to 7 mph in the morning. Winds could gust as high as 16 mph.

    High: 75 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 52. Northeast wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 15 mph.  Chance of precipitation is 50%.

    Low: 52 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Mostly sunny, with a high near 79. Chance of precipitation is 60%.

    High: 79 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before midnight.  Partly cloudy, with a low around 55.

    Low: 55 °F

    Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A slight chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Isolated showers, then scattered showers and thunderstorms after noon. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 73. East wind 5 to 13 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Tonight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 57. East wind 8 to 13 mph becoming light after midnight. Winds could gust as high as 23 mph.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 78. Calm wind becoming northwest 5 to 7 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 30%.
Friday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 54. North wind around 6 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. Calm wind becoming north 5 to 7 mph in the morning. Winds could gust as high as 16 mph.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 52. Northeast wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 50%.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Mostly sunny, with a high near 79. Chance of precipitation is 60%.
Sunday Night
A chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 55.
Monday
A slight chance of showers and thunderstorms after noon. Mostly sunny, with a high near 84.
Monday Night
A chance of showers and thunderstorms, mainly before midnight. Partly cloudy, with a low around 56.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 83.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 56.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles ENE Alva WY
 44.71°N 104.41°W (Elev. 4327 ft)
6:21 am MDT Aug 13, 2026
8am MDT Aug 13, 2026-6pm MDT Aug 19, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database