Severe Thunderstorms and Heavy Rain Across the Ohio Valley;

Severe thunderstorms with damaging wind gusts will be possible from the mid-Mississippi Valley into parts of the Ohio Valley and central Appalachians. Heavy rain associated with these storms may lead to considerable flash and urban flooding impacts across portions of the Ohio Valley. Mid-summer heat persists from the Central Plains to the Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

88°F

31°C

Humidity 43%
Wind Speed NE 14 G 22 mph
Barometer 29.99 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index89°F (32°C)
Last update 11 Aug 1:15 pm MDT
Extended Forecast for

2 Miles SW Alva WY

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 4pm.  Areas of smoke. Sunny, with a high near 92. North wind 6 to 9 mph, with gusts as high as 16 mph.

    High: 92 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Areas of smoke. Partly cloudy, with a low around 60. North wind 5 to 10 mph becoming light and variable  after midnight. Winds could gust as high as 17 mph.

    Low: 60 °F

    Areas Smoke

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after noon.  Areas of smoke before noon. Increasing clouds, with a high near 84. Light and variable wind becoming southeast 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.

    High: 84 °F

    Areas Smoke
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a chance of showers.  Mostly cloudy, with a low around 55. East wind 6 to 13 mph, with gusts as high as 18 mph.  Chance of precipitation is 60%.

    Low: 55 °F

    Showers
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon.  Mostly cloudy, with a high near 75. East wind 6 to 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 70%.

    High: 75 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm.  Low around 55. East wind 6 to 15 mph, with gusts as high as 22 mph.  Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after noon.  Mostly cloudy, with a high near 79. Chance of precipitation is 50%.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 53.

    Low: 53 °F

    Chance
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 76.

    High: 76 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 4pm. Areas of smoke. Sunny, with a high near 92. North wind 6 to 9 mph, with gusts as high as 16 mph.
Tonight
Areas of smoke. Partly cloudy, with a low around 60. North wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 17 mph.
Wednesday
A 50 percent chance of showers and thunderstorms after noon. Areas of smoke before noon. Increasing clouds, with a high near 84. Light and variable wind becoming southeast 6 to 11 mph in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 55. East wind 6 to 13 mph, with gusts as high as 18 mph. Chance of precipitation is 60%.
Thursday
A chance of showers before 9am, then a chance of showers and thunderstorms between 9am and noon, then showers likely and possibly a thunderstorm after noon. Mostly cloudy, with a high near 75. East wind 6 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 70%.
Thursday Night
Showers and possibly a thunderstorm. Low around 55. East wind 6 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 80%.
Friday
A chance of showers, with thunderstorms also possible after noon. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 53.
Saturday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 76.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Sunday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 55.
Monday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 86.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SW Alva WY
 44.68°N 104.5°W (Elev. 4308 ft)
12:31 pm MDT Aug 11, 2026
1pm MDT Aug 11, 2026-6pm MDT Aug 17, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

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