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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Light Drizzle and Breezy

36°F

2°C

Humidity 93%
Wind Speed NW 25 G 46 mph
Barometer 29.33 in
Dewpoint 34°F (1°C)
Visibility 9.00 mi
Wind Chill24°F (-4°C)
Last update 17 Feb 4:35 pm MST
Extended Forecast for

Spearfish SD

Wind Advisory February 17, 04:53pm until February 17, 05:00pm
Red Flag Warning February 17, 04:53pm until February 17, 06:00pm
Click here for hazard details and duration
Wind Advisory
Red Flag Warning
  •  
    Wind Advisory February 17, 04:53pm until February 17, 05:00pm
    Red Flag Warning February 17, 04:53pm until February 17, 06:00pm

    NOW: Multiple hazards in effect

    Click HERE for Details

  • This Afternoon

    High: 44 °F

    Chance Rain

  • Tonight

    Tonight: A 30 percent chance of rain before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Wind chill values as low as 17. Blustery, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.

    Low: 25 °F

    Chance Rain
    and Blustery
    then Mostly
    Clear and
    Breezy

  • Wednesday

    Wednesday: Sunny, with a high near 38. Wind chill values as low as 15. Northwest wind around 11 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.

    High: 38 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Snow. Low around 9. Wind chill values as low as -3. Northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 9 °F

    Snow

  • Thursday

    Thursday: Snow. High near 18. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 18 °F

    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Northwest wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.

    Low: 6 °F

    Chance Snow
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 30. Light and variable wind becoming north around 6 mph in the morning.

    High: 30 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of snow. Mostly cloudy, with a low around 14. Light and variable wind becoming west around 5 mph after midnight.

    Low: 14 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A 40 percent chance of rain. Mostly cloudy, with a steady temperature around 44. West wind around 7 mph, with gusts as high as 25 mph.
Tonight
A 30 percent chance of rain before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 25. Wind chill values as low as 17. Blustery, with a west wind 20 to 25 mph decreasing to 14 to 19 mph after midnight. Winds could gust as high as 38 mph.
Wednesday
Sunny, with a high near 38. Wind chill values as low as 15. Northwest wind around 11 mph becoming northeast in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Snow. Low around 9. Wind chill values as low as -3. Northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 18. Northwest wind 8 to 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Thursday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 6. Northwest wind around 5 mph becoming calm in the evening. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 30. Light and variable wind becoming north around 6 mph in the morning.
Friday Night
A slight chance of snow. Mostly cloudy, with a low around 14. Light and variable wind becoming west around 5 mph after midnight.
Saturday
A slight chance of snow. Mostly sunny, with a high near 33.
Saturday Night
Mostly clear, with a low around 11.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 19.
Monday
Sunny, with a high near 51.
Monday Night
Mostly clear, with a low around 32.
Tuesday
A chance of rain. Mostly sunny, with a high near 53.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
Last Update:
4:42 pm MST Feb 17, 2026
Forecast Valid:
4pm MST Feb 17, 2026-6pm MST Feb 24, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation