Heavy Rain and Flooding Concerns in Hawaii; Severe Weather in the Plains

A storm system is expected to bring strong winds, widespread heavy rainfall, and flooding concerns to the Hawaiian Islands through the weekend. Strong to severe thunderstorms are forecast from the Southern Plains to the Mid-Missouri Valley this afternoon and evening. Large hail and strong winds are the primary threats. Read More >

Current conditions at

Spearfish / Clyde Ice (KSPF)

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

Fair

46°F

8°C

Humidity 46%
Wind Speed NE 12 G 20 mph
Barometer 30.14 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 9 Apr 4:15 pm MDT
Extended Forecast for

4 Miles WSW Lead SD

  • Tonight

    Tonight: Mostly clear, with a low around 26. Wind chill values as low as 19. Northeast wind 5 to 8 mph becoming light and variable. Winds could gust as high as 15 mph.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 53. Wind chill values as low as 19 early. South wind 6 to 14 mph, with gusts as high as 24 mph.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. South wind 11 to 15 mph, with gusts as high as 26 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after noon.  Mostly sunny, with a high near 68. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.

    High: 68 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight.  Partly cloudy, with a low around 43. Southwest wind 11 to 17 mph, with gusts as high as 30 mph.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after noon.  Sunny, with a high near 61. West wind 10 to 16 mph, with gusts as high as 29 mph.

    High: 61 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly before midnight.  Partly cloudy, with a low around 40. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.

    Low: 40 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after noon.  Mostly sunny, with a high near 57. West wind around 11 mph, with gusts as high as 26 mph.

    High: 57 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Rain showers likely before midnight, then rain and snow showers likely.  Mostly cloudy, with a low around 33.

    Low: 33 °F

    Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 26. Wind chill values as low as 19. Northeast wind 5 to 8 mph becoming light and variable. Winds could gust as high as 15 mph.
Friday
Sunny, with a high near 53. Wind chill values as low as 19 early. South wind 6 to 14 mph, with gusts as high as 24 mph.
Friday Night
Mostly cloudy, with a low around 41. South wind 11 to 15 mph, with gusts as high as 26 mph.
Saturday
A 40 percent chance of showers after noon. Mostly sunny, with a high near 68. Southwest wind 10 to 13 mph, with gusts as high as 24 mph.
Saturday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 43. Southwest wind 11 to 17 mph, with gusts as high as 30 mph.
Sunday
A 40 percent chance of showers, mainly after noon. Sunny, with a high near 61. West wind 10 to 16 mph, with gusts as high as 29 mph.
Sunday Night
A 30 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 40. Southwest wind 7 to 10 mph, with gusts as high as 22 mph.
Monday
Showers likely, mainly after noon. Mostly sunny, with a high near 57. West wind around 11 mph, with gusts as high as 26 mph.
Monday Night
Rain showers likely before midnight, then rain and snow showers likely. Mostly cloudy, with a low around 33.
Tuesday
Rain and snow showers, becoming all rain after 3pm. Partly sunny, with a high near 45.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 32.
Wednesday
A chance of rain and snow showers. Mostly sunny, with a high near 53.
Wednesday Night
A chance of rain and snow showers. Partly cloudy, with a low around 32.
Thursday
A chance of snow showers. Partly sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Lead SD
 44.33°N 103.83°W (Elev. 6398 ft)
3:03 pm MDT Apr 9, 2026
4pm MDT Apr 9, 2026-6pm MDT Apr 16, 2026
 
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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