Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Partly Cloudy

48°F

9°C

Humidity 37%
Wind Speed NW 13 mph
Barometer 30.09 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 18 Apr 6:15 pm MDT
Extended Forecast for

4 Miles WSW Lead SD

  • Tonight

    Tonight: Mostly clear, with a low around 25. Wind chill values as low as 17. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.

    Low: 25 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 51. Wind chill values as low as 19 early. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 51 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 34. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 70. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. North wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 24 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers after noon.  Partly sunny, with a high near 70. Southwest wind 11 to 15 mph, with gusts as high as 30 mph.

    High: 70 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of rain showers before 3am, then a chance of rain and snow showers.  Partly cloudy, with a low around 34.

    Low: 34 °F

    Chance
    Showers then
    Chance
    Rain/Snow

Detailed Forecast

Tonight
Mostly clear, with a low around 25. Wind chill values as low as 17. West wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 31 mph.
Sunday
Sunny, with a high near 51. Wind chill values as low as 19 early. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 34. Southwest wind 8 to 11 mph, with gusts as high as 21 mph.
Monday
Sunny, with a high near 64. Southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 40. Northwest wind 5 to 9 mph becoming southwest after midnight. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 70. Southwest wind 6 to 8 mph becoming northwest in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 50. North wind 6 to 11 mph becoming south in the evening. Winds could gust as high as 24 mph.
Wednesday
A chance of showers after noon. Partly sunny, with a high near 70. Southwest wind 11 to 15 mph, with gusts as high as 30 mph.
Wednesday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Partly cloudy, with a low around 34.
Thursday
Rain and snow showers likely before noon, then snow showers. Partly sunny, with a high near 42. Breezy.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 20. Blustery.
Friday
A chance of snow showers. Partly sunny, with a high near 34. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 19.
Saturday
A chance of snow showers. Partly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
5:01 pm MDT Apr 18, 2026
6pm MDT Apr 18, 2026-6pm MDT Apr 25, 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