National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Risks of Severe Thunderstorms and Excessive Rainfall; Fire Weather Concerns and Record Warmth

Severe thunderstorms and flash flooding risks increase across the center of the nation today. Meanwhile, ongoing thunderstorms and flash flooding will linger along the Gulf Coast states through the evening. The Great Basin and Intermountain West, warm temperatures and dry fuels with dry lightning may enhance fire weather potential. In addition, across interior Alaska, Red Flag Warning are posted. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

54°F

12°C

Humidity 54%
Wind Speed NE 5 mph
Barometer 30.02 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 20 Jun 6:15 am MDT
Extended Forecast for

13 Miles ESE Sundance WY

  • Today

    Today: A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 17 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    T-storms

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 70%.

    Low: 52 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 60. Calm wind becoming northwest around 5 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%.

    High: 60 °F

    Showers
    Likely and
    Patchy Fog

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Light and variable wind. Winds could gust as high as 17 mph. Chance of precipitation is 20%.

    Low: 44 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: Showers likely, then showers and possibly a thunderstorm after noon. High near 64. Light and variable wind. Chance of precipitation is 90%.

    High: 64 °F

    Showers

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Light and variable wind. Chance of precipitation is 70%.

    Low: 41 °F

    Showers
    Likely then
    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of showers after midnight. Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.

    High: 67 °F

    Chance
    Showers

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms after noon. Increasing clouds, with a high near 75. Calm wind becoming south around 6 mph in the afternoon. Winds could gust as high as 17 mph.
Tonight
Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 52. South wind around 5 mph becoming calm in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 70%.
Sunday
Showers likely, with thunderstorms also possible after noon. Patchy fog before 9am. Otherwise, cloudy, with a high near 60. Calm wind becoming northwest around 5 mph in the morning. Winds could gust as high as 18 mph. Chance of precipitation is 70%.
Sunday Night
A slight chance of showers and thunderstorms. Mostly cloudy, with a low around 44. Light and variable wind. Winds could gust as high as 17 mph. Chance of precipitation is 20%.
Monday
Showers likely, then showers and possibly a thunderstorm after noon. High near 64. Light and variable wind. Chance of precipitation is 90%.
Monday Night
Showers likely and possibly a thunderstorm before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. Light and variable wind. Chance of precipitation is 70%.
Tuesday
Sunny, with a high near 64.
Tuesday Night
A slight chance of showers after midnight. Mostly clear, with a low around 41.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly sunny, with a high near 67.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 45.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 70.
Thursday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 49.
Friday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles ESE Sundance WY
 44.31°N 104.13°W (Elev. 5607 ft)
Last Update:
6:22 am MDT Jun 20, 2026
Forecast Valid:
6am MDT Jun 20, 2026-6pm MDT Jun 26, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation