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

Lake Effect Snow in the Lower Great Lakes; Unsettled Pattern in the Pacific Northwest

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. Lake Effect Snow Warnings have been issued. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest this afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

30°F

-1°C

Humidity 51%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 12 Feb 7:35 am MST
Extended Forecast for

3 Miles S Whitewood SD

  • Today

    Today: Sunny, with a high near 49. West wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 15 mph.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 34. Southwest wind 6 to 8 mph.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52. Southwest wind around 6 mph becoming northeast in the afternoon.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 33. West wind 5 to 7 mph.

    Low: 33 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 51. West wind around 6 mph becoming northeast in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 34. Southwest wind 6 to 8 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 54. Southwest wind around 7 mph becoming north in the afternoon. Winds could gust as high as 17 mph.

    High: 54 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Southwest wind around 6 mph.

    Low: 33 °F

    Decreasing
    Clouds

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 54.

    High: 54 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 49. West wind 5 to 8 mph becoming north in the afternoon. Winds could gust as high as 15 mph.
Tonight
Mostly clear, with a low around 34. Southwest wind 6 to 8 mph.
Friday
Sunny, with a high near 52. Southwest wind around 6 mph becoming northeast in the afternoon.
Friday Night
Mostly clear, with a low around 33. West wind 5 to 7 mph.
Saturday
Mostly sunny, with a high near 51. West wind around 6 mph becoming northeast in the afternoon.
Saturday Night
Mostly cloudy, with a low around 34. Southwest wind 6 to 8 mph.
Sunday
Partly sunny, with a high near 54. Southwest wind around 7 mph becoming north in the afternoon. Winds could gust as high as 17 mph.
Sunday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 33. Southwest wind around 6 mph.
Washington's Birthday
Sunny, with a high near 54.
Monday Night
A chance of rain. Partly cloudy, with a low around 36.
Tuesday
Rain and snow likely. Mostly sunny, with a high near 49.
Tuesday Night
A chance of rain and snow. Partly cloudy, with a low around 30.
Wednesday
A chance of snow. Partly sunny, with a high near 42.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Whitewood SD
 44.42°N 103.63°W (Elev. 4800 ft)
Last Update:
6:42 am MST Feb 12, 2026
Forecast Valid:
7am MST Feb 12, 2026-6pm MST Feb 18, 2026
 
Forecast Discussion
 
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