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

54°F

12°C

Humidity 54%
Wind Speed W 18 G 30 mph
Barometer 29.64 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Wind Chill49°F (9°C)
Last update 12 Apr 3:35 am MDT
Extended Forecast for

3 Miles S Whitewood SD

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 53. Breezy, with a west wind 23 to 25 mph, with gusts as high as 37 mph.

    Low: 53 °F

    Mostly Clear
    and Breezy

  • Sunday

    Sunday: A 20 percent chance of showers after noon.  Sunny, with a high near 69. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 69 °F

    Sunny and
    Breezy then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 46. North wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 18 mph.

    Low: 46 °F

    Slight Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers after noon.  Sunny, with a high near 64. West wind 11 to 17 mph, with gusts as high as 29 mph.

    High: 64 °F

    Sunny then
    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 41. West wind 8 to 15 mph, with gusts as high as 24 mph.

    Low: 41 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon.  Partly sunny, with a high near 59. West wind around 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.

    High: 59 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, then gradually becoming mostly clear, with a low around 42. East wind 7 to 9 mph becoming southwest after midnight.

    Low: 42 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: A slight chance of showers after noon.  Mostly sunny, with a high near 64. Southwest wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.

    High: 64 °F

    Sunny then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of showers before midnight.  Partly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Showers then
    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 53. Breezy, with a west wind 23 to 25 mph, with gusts as high as 37 mph.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 69. Breezy, with a west wind 17 to 22 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 46. North wind 7 to 11 mph becoming south after midnight. 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 11 to 17 mph, with gusts as high as 29 mph.
Monday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 41. West wind 8 to 15 mph, with gusts as high as 24 mph.
Tuesday
A 30 percent chance of showers, mainly after noon. Partly sunny, with a high near 59. West wind around 9 mph becoming east in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A 20 percent chance of showers before midnight. Mostly cloudy, then gradually becoming mostly clear, with a low around 42. East wind 7 to 9 mph becoming southwest after midnight.
Wednesday
A slight chance of showers after noon. Mostly sunny, with a high near 64. Southwest wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 20 mph.
Wednesday Night
A slight chance of showers before midnight. Partly cloudy, with a low around 47.
Thursday
Rain showers likely after noon, mixing with snow after 3pm. Mostly sunny, with a high near 60.
Thursday Night
Rain and snow showers. Mostly cloudy, with a low around 29.
Friday
Snow showers likely. Mostly cloudy, with a high near 36. Breezy.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 25.
Saturday
A chance of snow showers. Partly sunny, with a high near 44.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Whitewood SD
 44.42°N 103.63°W (Elev. 4800 ft)
3:42 am MDT Apr 12, 2026
3am MDT Apr 12, 2026-6pm MDT Apr 18, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database