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

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 Thursday 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

25°F

-4°C

Humidity 86%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 9 Apr 2:55 am MDT
Extended Forecast for

Deadwood SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 31. Calm wind.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 49. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 18 mph.

    High: 49 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 30. Northeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 15 mph.

    Low: 30 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 59. Light south wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 30 mph.

    High: 59 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 45. South wind 7 to 13 mph, with gusts as high as 30 mph.

    Low: 45 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon. Mostly sunny, with a high near 76. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.

    High: 76 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 50. Southwest wind 6 to 11 mph, with gusts as high as 29 mph.

    Low: 50 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, mainly after noon. Mostly sunny, with a high near 69. West wind 8 to 13 mph, with gusts as high as 29 mph.

    High: 69 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 31. Calm wind.
Thursday
Mostly sunny, with a high near 49. Light and variable wind becoming northeast 5 to 7 mph in the morning. Winds could gust as high as 18 mph.
Thursday Night
Mostly clear, with a low around 30. Northeast wind around 6 mph becoming calm in the evening. Winds could gust as high as 15 mph.
Friday
Mostly sunny, with a high near 59. Light south wind becoming southeast 9 to 14 mph in the morning. Winds could gust as high as 30 mph.
Friday Night
Mostly cloudy, with a low around 45. South wind 7 to 13 mph, with gusts as high as 30 mph.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 76. Southwest wind 6 to 9 mph, with gusts as high as 21 mph.
Saturday Night
A 40 percent chance of showers, mainly before midnight. Partly cloudy, with a low around 50. Southwest wind 6 to 11 mph, with gusts as high as 29 mph.
Sunday
A chance of showers, mainly after noon. Mostly sunny, with a high near 69. West wind 8 to 13 mph, with gusts as high as 29 mph.
Sunday Night
A chance of showers. Mostly cloudy, with a low around 43.
Monday
Showers, mainly after noon. Partly sunny, with a high near 57.
Monday Night
Showers. Mostly cloudy, with a low around 32.
Tuesday
Rain and snow showers likely. Mostly cloudy, with a high near 45.
Tuesday Night
A slight chance of rain and snow showers. Partly cloudy, with a low around 32.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Deadwood SD
 44.38°N 103.72°W (Elev. 4905 ft)
Last Update:
12:22 am MDT Apr 9, 2026
Forecast Valid:
3am MDT Apr 9, 2026-6pm MDT Apr 15, 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