Winter Weather in the Eastern U.S.; Heavy Rains Begin Across the Southern Plains into the Ohio Valley

A wintry mix may impact travel across portions of the Mid-Atlantic through the morning and the Northeast U.S. through Tuesday. Heavy rain and thunderstorms may cause a flooding threat across the Southern Plains into the Ohio Valley beginning Tuesday. Fire weather concerns will continue across portions of the central and southern High Plains through Wednesday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

39°F

4°C

Humidity 61%
Wind Speed S 9 mph
Barometer 29.87 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 2 Mar 7:15 pm MST
Extended Forecast for

4 Miles SSW Lead SD

  • Tonight

    Tonight: Mostly cloudy, with a low around 27. Light and variable wind.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 51. Calm wind becoming north 5 to 7 mph. Winds could gust as high as 16 mph.

    High: 51 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 28. Calm wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 21 mph.

    Low: 28 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 56. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.

    High: 56 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. Southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 53. Southwest wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 23 mph.

    High: 53 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A chance of rain and snow before 11pm, then snow likely.  Mostly cloudy, with a low around 23. Northwest wind around 7 mph, with gusts as high as 22 mph.  Chance of precipitation is 60%.

    Low: 23 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Friday

    Friday: Snow likely.  Mostly cloudy, with a high near 34. Northwest wind 8 to 10 mph, with gusts as high as 26 mph.

    High: 34 °F

    Snow Likely

  • Friday Night

    Friday Night: A chance of snow before 11pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 20.

    Low: 20 °F

    Chance Snow
    then Mostly
    Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 27. Light and variable wind.
Tuesday
Sunny, with a high near 51. Calm wind becoming north 5 to 7 mph. Winds could gust as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 28. Calm wind becoming southwest 5 to 7 mph in the evening. Winds could gust as high as 21 mph.
Wednesday
Sunny, with a high near 56. Southwest wind 5 to 7 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 35. Southwest wind 3 to 5 mph. Winds could gust as high as 20 mph.
Thursday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 53. Southwest wind 5 to 7 mph becoming north in the afternoon. Winds could gust as high as 23 mph.
Thursday Night
A chance of rain and snow before 11pm, then snow likely. Mostly cloudy, with a low around 23. Northwest wind around 7 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Friday
Snow likely. Mostly cloudy, with a high near 34. Northwest wind 8 to 10 mph, with gusts as high as 26 mph.
Friday Night
A chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 20.
Saturday
Sunny, with a high near 43.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
A slight chance of rain and snow. Mostly sunny, with a high near 49.
Sunday Night
A chance of rain and snow. Partly cloudy, with a low around 29.
Monday
Rain and snow likely. Partly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Lead SD
 44.29°N 103.8°W (Elev. 5761 ft)
6:32 pm MST Mar 2, 2026
7pm MST Mar 2, 2026-6pm MDT Mar 9, 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