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

Great Lakes Snow through Friday; High Winds in the Northern and Central Plains

A clipper storm will drop south from Canada today bringing wintry weather from the Upper Midwest to the Great Lakes through Friday. This system is expected to bring strong northerly winds to much of the northern and central High Plains this afternoon through Friday, with gusts up to 60 mph expected. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

46°F

8°C

Humidity 32%
Wind Speed NW 13 G 22 mph
Barometer 29.97 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Jan 6:35 am MST
Extended Forecast for

Spearfish SD

High Wind Warning January 15, 11:00am until January 17, 12:00am
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: A slight chance of rain between 1pm and 3pm, then a chance of snow. Cloudy through mid morning, then becoming mostly sunny, with a temperature falling to around 34 by 5pm. Wind chill values as low as 20. Breezy, with a northwest wind 5 to 15 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.

    High: 47 °F⇓

    Breezy.
    Mostly Sunny
    then Chance
    Rain/Snow

  • Tonight

    Tonight: A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. Wind chill values as low as -1. Very windy, with a northwest wind 33 to 40 mph, with gusts as high as 55 mph.

    Low: 18 °F

    Chance Snow
    and Very
    Windy

  • Friday

    Friday: A 50 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 24. Wind chill values as low as zero. Very windy, with a northwest wind 36 to 41 mph decreasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Very Windy.
    Chance Snow
    then Slight
    Chance Snow

  • Friday Night

    Friday Night: A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 8. Wind chill values as low as -9. Blustery, with a northwest wind 24 to 28 mph, with gusts as high as 44 mph. Little or no snow accumulation expected.

    Low: 8 °F

    Chance Snow
    and Blustery

  • Saturday

    Saturday: Sunny, with a high near 33. Breezy, with a northwest wind 11 to 21 mph, with gusts as high as 38 mph.

    High: 33 °F

    Sunny and
    Breezy then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a temperature rising to around 37 by 3am. Breezy, with a west wind 11 to 16 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 39 mph.

    Low: 23 °F⇑

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Sunday

    Sunday: Partly sunny, with a high near 38. Breezy, with a northwest wind 20 to 26 mph, with gusts as high as 44 mph.

    High: 38 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 18. Northwest wind 14 to 16 mph, with gusts as high as 29 mph.

    Low: 18 °F

    Mostly Cloudy

  • M.L.King Day

    M.L.King Day: Partly sunny, with a high near 32.

    High: 32 °F

    Partly Sunny

Detailed Forecast

Today
A slight chance of rain between 1pm and 3pm, then a chance of snow. Cloudy through mid morning, then becoming mostly sunny, with a temperature falling to around 34 by 5pm. Wind chill values as low as 20. Breezy, with a northwest wind 5 to 15 mph increasing to 19 to 29 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 50%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 30 percent chance of snow, mainly after 11pm. Mostly cloudy, with a low around 18. Wind chill values as low as -1. Very windy, with a northwest wind 33 to 40 mph, with gusts as high as 55 mph.
Friday
A 50 percent chance of snow, mainly before 11am. Mostly cloudy, with a high near 24. Wind chill values as low as zero. Very windy, with a northwest wind 36 to 41 mph decreasing to 29 to 34 mph in the afternoon. Winds could gust as high as 55 mph. New snow accumulation of less than a half inch possible.
Friday Night
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 8. Wind chill values as low as -9. Blustery, with a northwest wind 24 to 28 mph, with gusts as high as 44 mph. Little or no snow accumulation expected.
Saturday
Sunny, with a high near 33. Breezy, with a northwest wind 11 to 21 mph, with gusts as high as 38 mph.
Saturday Night
Partly cloudy, with a temperature rising to around 37 by 3am. Breezy, with a west wind 11 to 16 mph increasing to 18 to 23 mph after midnight. Winds could gust as high as 39 mph.
Sunday
Partly sunny, with a high near 38. Breezy, with a northwest wind 20 to 26 mph, with gusts as high as 44 mph.
Sunday Night
Mostly cloudy, with a low around 18. Northwest wind 14 to 16 mph, with gusts as high as 29 mph.
M.L.King Day
Partly sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 21.
Tuesday
Mostly sunny, with a high near 46.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
Last Update:
6:31 am MST Jan 15, 2026
Forecast Valid:
6am MST Jan 15, 2026-6pm MST Jan 21, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation