Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

46°F

8°C

Humidity 82%
Wind Speed Calm
Barometer 29.78 in
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Last update 11 Apr 7:35 am MDT
Extended Forecast for

4 Miles SW North Spearfish SD

  • Today

    Today: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 75. Light west wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.

    High: 75 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Isolated showers and thunderstorms before midnight.  Partly cloudy, with a low around 48. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 32 mph.  Chance of precipitation is 20%.

    Low: 48 °F

    Breezy.
    Isolated
    T-storms then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 66. West wind 7 to 17 mph, with gusts as high as 24 mph.

    High: 66 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 46. Northwest wind 6 to 13 mph becoming southeast in the evening. Winds could gust as high as 18 mph.

    Low: 46 °F

    Partly Cloudy

  • Monday

    Monday: A 50 percent chance of showers after noon.  Sunny, with a high near 64. West wind 14 to 17 mph, with gusts as high as 29 mph.

    High: 64 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A 40 percent chance of showers.  Partly cloudy, with a low around 41. West wind 8 to 15 mph, with gusts as high as 22 mph.

    Low: 41 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers likely, mainly after noon.  Partly sunny, with a high near 55. Northwest wind around 10 mph, with gusts as high as 21 mph.  Chance of precipitation is 70%.

    High: 55 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of showers before midnight.  Partly cloudy, with a low around 41. Northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 41 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Sunny, with a high near 62.

    High: 62 °F

    Sunny then
    Slight Chance
    Showers

Detailed Forecast

Today
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 75. Light west wind becoming southwest 8 to 13 mph in the morning. Winds could gust as high as 23 mph.
Tonight
Isolated showers and thunderstorms before midnight. Partly cloudy, with a low around 48. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 20%.
Sunday
Sunny, with a high near 66. West wind 7 to 17 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around 46. Northwest wind 6 to 13 mph becoming southeast in the evening. Winds could gust as high as 18 mph.
Monday
A 50 percent chance of showers after noon. Sunny, with a high near 64. West wind 14 to 17 mph, with gusts as high as 29 mph.
Monday Night
A 40 percent chance of showers. Partly cloudy, with a low around 41. West wind 8 to 15 mph, with gusts as high as 22 mph.
Tuesday
Showers likely, mainly after noon. Partly sunny, with a high near 55. Northwest wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.
Tuesday Night
A chance of showers before midnight. Partly cloudy, with a low around 41. Northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Wednesday
A slight chance of showers after noon. Sunny, with a high near 62.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 42.
Thursday
A chance of rain and snow showers. Mostly sunny, with a high near 57.
Thursday Night
Rain and snow showers likely. Mostly cloudy, with a low around 26.
Friday
A chance of snow showers. Mostly cloudy, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Spearfish SD
 44.47°N 103.97°W (Elev. 5299 ft)
7:33 am MDT Apr 11, 2026
7am MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

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