Severe Weather Possible from the Central Plains to the Northeast; Building Heat in the West; Fire Weather Concerns for the Southwest

Severe thunderstorms will be possible from the central Plains to the Mid-Atlantic and Northeast on Monday. Hazardous heat will linger across the southern U.S. and build across the West through mid-week. Hot and dry conditions will fuel fire weather concerns for Interior Alaska and the Four Corners region through Monday. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fog/Mist

54°F

12°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 54°F (12°C)
Visibility 2.00 mi
Last update 22 Jun 2:15 am MDT
Extended Forecast for

Spearfish SD

  • Overnight

    Overnight: Areas of drizzle.  Patchy fog.  Otherwise, cloudy, with a low around 53. Calm wind.

    Low: 53 °F

    Areas Drizzle
    and Patchy
    Fog

  • Monday

    Monday: Areas of drizzle, then showers and thunderstorms likely after 9am.  Patchy fog before 9am.  Otherwise, mostly cloudy, with a high near 72. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 60%.

    High: 72 °F

    Chance
    Showers and
    Patchy Fog
    then T-storms
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms.  Mostly cloudy, with a low around 55. East wind 5 to 7 mph becoming light and variable. Winds could gust as high as 18 mph.

    Low: 55 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms before 9am.  Cloudy, then gradually becoming mostly sunny, with a high near 70. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.

    High: 70 °F

    Slight Chance
    T-storms then
    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 50. Northwest wind 5 to 9 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 50 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after noon.  Partly sunny, with a high near 69. Calm wind becoming northeast 5 to 7 mph in the afternoon.  Chance of precipitation is 50%.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms.  Partly cloudy, with a low around 51. Chance of precipitation is 30%.

    Low: 51 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers, then showers likely and possibly a thunderstorm after noon.  Partly sunny, with a high near 72.

    High: 72 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight.  Mostly cloudy, with a low around 55.

    Low: 55 °F

    Showers
    Likely then
    Slight Chance
    T-storms

Detailed Forecast

Overnight
Areas of drizzle. Patchy fog. Otherwise, cloudy, with a low around 53. Calm wind.
Monday
Areas of drizzle, then showers and thunderstorms likely after 9am. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 72. Calm wind becoming east 5 to 8 mph in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 60%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. East wind 5 to 7 mph becoming light and variable. Winds could gust as high as 18 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 70. Northwest wind 6 to 10 mph, with gusts as high as 21 mph.
Tuesday Night
Partly cloudy, with a low around 50. Northwest wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Wednesday
A chance of showers, with thunderstorms also possible after noon. Partly sunny, with a high near 69. Calm wind becoming northeast 5 to 7 mph in the afternoon. Chance of precipitation is 50%.
Wednesday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
A chance of showers, then showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 72.
Thursday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 55.
Friday
A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 81.
Friday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 62.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 84.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 56.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
Spearfish SD
 44.48°N 103.85°W (Elev. 3780 ft)
12:42 am MDT Jun 22, 2026
2am MDT Jun 22, 2026-6pm MDT Jun 28, 2026
 
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Additional Resources

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