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

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Overcast

39°F

4°C

Humidity 93%
Wind Speed NW 12 mph
Barometer 30.09 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 22 Mar 1:55 am MDT
Extended Forecast for

North Spearfish SD

  • Overnight

    Overnight: A 50 percent chance of showers. Cloudy, with a low around 36. Northwest wind 3 to 6 mph. Winds could gust as high as 15 mph.

    Low: 36 °F

    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 56. Light northwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.

    High: 56 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.

    Low: 38 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 65 °F

    Partly Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 42. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 42 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 65. South wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 16 mph.

    High: 65 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 45. East wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 15 mph.

    Low: 45 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 78 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 50 percent chance of showers. Cloudy, with a low around 36. Northwest wind 3 to 6 mph. Winds could gust as high as 15 mph.
Sunday
A 40 percent chance of showers before 9am. Cloudy through mid morning, then gradual clearing, with a high near 56. Light northwest wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 23 mph.
Sunday Night
Partly cloudy, with a low around 38. Northwest wind 8 to 13 mph becoming light and variable in the evening. Winds could gust as high as 21 mph.
Monday
Partly sunny, with a high near 65. Calm wind becoming north 5 to 7 mph in the afternoon. Winds could gust as high as 15 mph.
Monday Night
Increasing clouds, with a low around 42. Northeast wind 5 to 7 mph becoming light and variable. Winds could gust as high as 15 mph.
Tuesday
Mostly cloudy, with a high near 65. South wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Mostly cloudy, with a low around 45. East wind 6 to 9 mph becoming southwest after midnight. Winds could gust as high as 15 mph.
Wednesday
Mostly sunny, with a high near 78. Southwest wind 6 to 11 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
Partly sunny, with a high near 49.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 30.
Friday
Mostly sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 31.
Saturday
Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
North Spearfish SD
 44.5°N 103.88°W (Elev. 3648 ft)
Last Update:
12:32 am MDT Mar 22, 2026
Forecast Valid:
2am MDT Mar 22, 2026-6pm MDT Mar 28, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation