Severe Thunderstorms for the Center of the Nation; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

A round of severe thunderstorms are forecast across areas of the Southern Plains, Mississippi Valley and Great Lakes this afternoon and tonight; The threat for flash flooding will also accompany these storms. The rainfall for the Great Lakes region could prolong the ongoing flooding. Where the rain is needed, the Southern High Plains, critical fire weather concerns through today. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Partly Cloudy

37°F

3°C

Humidity 52%
Wind Speed NW 16 G 28 mph
Barometer 29.99 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 17 Apr 4:35 pm MDT
Extended Forecast for

7 Miles SSW Lead SD

  • This Afternoon

    This Afternoon: A 20 percent chance of snow showers.  Mostly sunny, with a high near 30. Northwest wind 5 to 8 mph, with gusts as high as 34 mph.

    High: 30 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A 20 percent chance of snow showers after 9pm.  Partly cloudy, with a low around 16. West wind 5 to 10 mph, with gusts as high as 33 mph.

    Low: 16 °F

    Slight Chance
    Snow Showers

  • Saturday

    Saturday: A 20 percent chance of snow showers before noon.  Mostly sunny, with a high near 39. Wind chill values as low as 8. Northwest wind 7 to 13 mph, with gusts as high as 30 mph.

    High: 39 °F

    Slight Chance
    Snow Showers
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming light west  in the evening. Winds could gust as high as 29 mph.

    Low: 24 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 53 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. East wind around 5 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. Southwest wind 5 to 7 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 38. Northwest wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 38 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of snow showers. Mostly sunny, with a high near 30. Northwest wind 5 to 8 mph, with gusts as high as 34 mph.
Tonight
A 20 percent chance of snow showers after 9pm. Partly cloudy, with a low around 16. West wind 5 to 10 mph, with gusts as high as 33 mph.
Saturday
A 20 percent chance of snow showers before noon. Mostly sunny, with a high near 39. Wind chill values as low as 8. Northwest wind 7 to 13 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 5 to 10 mph becoming light west in the evening. Winds could gust as high as 29 mph.
Sunday
Sunny, with a high near 53. Calm wind becoming northwest around 6 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 33. East wind around 5 mph becoming light and variable. Winds could gust as high as 18 mph.
Monday
Mostly sunny, with a high near 64. Southwest wind 5 to 7 mph becoming northwest in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Partly cloudy, with a low around 38. Northwest wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Tuesday
Sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 47.
Wednesday
A chance of showers. Mostly sunny, with a high near 71.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 38.
Thursday
Rain and snow showers likely. Mostly sunny, with a high near 53.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 24.
Friday
A chance of snow showers. Partly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Lead SD
 44.26°N 103.86°W (Elev. 5797 ft)
4:37 pm MDT Apr 17, 2026
4pm MDT Apr 17, 2026-6pm MDT Apr 24, 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