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

Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Hazardous Weather Conditions

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

54°F

12°C

Humidity 33%
Wind Speed SW 8 mph
Barometer 29.75 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 30 Mar 5:55 am MDT
Extended Forecast for

4 Miles SW North Spearfish SD

Red Flag Warning March 30, 12:00pm until March 30, 08:00pm
Click here for hazard details and duration
Red Flag Warning

  • Today

    Today: Mostly sunny, with a high near 69. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 69 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of rain before 11pm, then a chance of snow. Mostly cloudy, with a low around 29. North wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow. Mostly cloudy, with a high near 39. Northwest wind 6 to 13 mph becoming east in the afternoon. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after midnight. Mostly cloudy, with a low around 31. Southeast wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow likely. Cloudy, with a high near 41. Southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 29. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Snow Likely

  • Thursday

    Thursday: Snow likely before 1pm, then rain likely. Partly sunny, with a high near 49. Southeast wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.

    High: 49 °F

    Chance Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: Rain and snow, becoming all snow after midnight. Mostly cloudy, with a low around 29. East wind around 18 mph becoming west after midnight. Winds could gust as high as 25 mph.

    Low: 29 °F

    Rain/Snow
    then Snow

  • Friday

    Friday: Snow. Mostly cloudy, with a high near 34. Breezy.

    High: 34 °F

    Snow and
    Breezy

Detailed Forecast

Today
Mostly sunny, with a high near 69. Southwest wind 9 to 16 mph becoming northwest in the afternoon. Winds could gust as high as 25 mph.
Tonight
A chance of rain before 11pm, then a chance of snow. Mostly cloudy, with a low around 29. North wind 11 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Tuesday
A 40 percent chance of snow. Mostly cloudy, with a high near 39. Northwest wind 6 to 13 mph becoming east in the afternoon. Winds could gust as high as 22 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow likely, mainly after midnight. Mostly cloudy, with a low around 31. Southeast wind 13 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely. Cloudy, with a high near 41. Southeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 29. Southeast wind 6 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Thursday
Snow likely before 1pm, then rain likely. Partly sunny, with a high near 49. Southeast wind 7 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%.
Thursday Night
Rain and snow, becoming all snow after midnight. Mostly cloudy, with a low around 29. East wind around 18 mph becoming west after midnight. Winds could gust as high as 25 mph.
Friday
Snow. Mostly cloudy, with a high near 34. Breezy.
Friday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 26. Blustery.
Saturday
A chance of snow. Partly sunny, with a high near 41. Breezy.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Spearfish SD
 44.47°N 103.97°W (Elev. 5299 ft)
Last Update:
5:22 am MDT Mar 30, 2026
Forecast Valid:
6am MDT Mar 30, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation