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

Custer, Custer County Airport (KCUT)

Lat: 43.73°NLon: 103.62°WElev: 5600ft.

Fair

40°F

4°C

Humidity 53%
Wind Speed S 6 mph
Barometer 29.96 in (1014.3 mb)
Dewpoint 24°F (-4°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 9 Apr 8:53 am MDT
Extended Forecast for

4 Miles NW Hill City SD

  • Today

    Today: Mostly sunny, with a high near 50. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.

    High: 50 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 27. East wind around 6 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 53. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 32 mph.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40. South wind 6 to 10 mph, with gusts as high as 32 mph.

    Low: 40 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 72. Southwest wind 6 to 9 mph, with gusts as high as 28 mph.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before midnight.  Partly cloudy, with a low around 45. West wind 6 to 8 mph, with gusts as high as 26 mph.

    Low: 45 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after noon.  Sunny, with a high near 66. West wind 8 to 10 mph, with gusts as high as 30 mph.

    High: 66 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, mainly before midnight.  Partly cloudy, with a low around 40. West wind 5 to 7 mph becoming calm. Winds could gust as high as 24 mph.

    Low: 40 °F

    Chance
    Showers

  • Monday

    Monday: Showers likely, mainly after noon.  Partly sunny, with a high near 58.

    High: 58 °F

    Showers
    Likely

Detailed Forecast

Today
Mostly sunny, with a high near 50. Light and variable wind becoming northeast 5 to 7 mph in the afternoon. Winds could gust as high as 22 mph.
Tonight
Mostly clear, with a low around 27. East wind around 6 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 53. Light south wind increasing to 5 to 10 mph in the morning. Winds could gust as high as 32 mph.
Friday Night
Mostly cloudy, with a low around 40. South wind 6 to 10 mph, with gusts as high as 32 mph.
Saturday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 72. Southwest wind 6 to 9 mph, with gusts as high as 28 mph.
Saturday Night
A 40 percent chance of showers before midnight. Partly cloudy, with a low around 45. West wind 6 to 8 mph, with gusts as high as 26 mph.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 66. West wind 8 to 10 mph, with gusts as high as 30 mph.
Sunday Night
A chance of showers, mainly before midnight. Partly cloudy, with a low around 40. West wind 5 to 7 mph becoming calm. Winds could gust as high as 24 mph.
Monday
Showers likely, mainly after noon. Partly sunny, with a high near 58.
Monday Night
Rain showers likely before midnight, then rain and snow showers likely. Mostly cloudy, with a low around 30.
Tuesday
Rain and snow showers likely. Mostly cloudy, with a high near 44.
Tuesday Night
A slight chance of rain and snow showers. Mostly cloudy, with a low around 29.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Hill City SD
 43.97°N 103.62°W (Elev. 5469 ft)
7:32 am MDT Apr 9, 2026
9am MDT Apr 9, 2026-6pm MDT Apr 15, 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