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 >

Hazardous Weather Conditions

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

Lat: 44.05°NLon: 103.05°WElev: 3202ft.

Fair

49°F

9°C

Humidity 32%
Wind Speed N 18 G 30 mph
Barometer 29.98 in (1016.2 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 8 Apr 6:52 pm MDT
Extended Forecast for

4 Miles WNW Colonial Pine Hills SD

  • Tonight

    Tonight: Partly cloudy, with a low around 29. Northwest wind 5 to 8 mph becoming calm  in the evening. Winds could gust as high as 22 mph.

    Low: 29 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 53. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.

    High: 53 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 29. Northeast wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 20 mph.

    Low: 29 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 56. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 36 mph.

    High: 56 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. South wind 10 to 13 mph, with gusts as high as 32 mph.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 79. Southwest wind 8 to 10 mph, with gusts as high as 29 mph.

    High: 79 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 50. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 24 mph.

    Low: 50 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A chance of showers, mainly after noon.  Mostly sunny, with a high near 72. West wind 9 to 11 mph, with gusts as high as 30 mph.

    High: 72 °F

    Chance
    Showers

  • Sunday Night

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

    Low: 43 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. Northwest wind 5 to 8 mph becoming calm in the evening. Winds could gust as high as 22 mph.
Thursday
Mostly sunny, with a high near 53. Calm wind becoming northeast 5 to 9 mph in the morning. Winds could gust as high as 22 mph.
Thursday Night
Mostly clear, with a low around 29. Northeast wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 20 mph.
Friday
Mostly sunny, with a high near 56. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 36 mph.
Friday Night
Mostly cloudy, with a low around 44. South wind 10 to 13 mph, with gusts as high as 32 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 79. Southwest wind 8 to 10 mph, with gusts as high as 29 mph.
Saturday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 50. South wind 7 to 9 mph becoming west after midnight. Winds could gust as high as 24 mph.
Sunday
A chance of showers, mainly after noon. Mostly sunny, with a high near 72. West wind 9 to 11 mph, with gusts as high as 30 mph.
Sunday Night
A chance of showers. Partly cloudy, with a low around 43.
Monday
Showers likely, mainly after noon. Partly sunny, with a high near 59.
Monday Night
Rain and snow showers likely. Mostly cloudy, with a low around 30.
Tuesday
Rain and snow showers likely. Mostly cloudy, with a high near 45.
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 61.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WNW Colonial Pine Hills SD
 44.05°N 103.39°W (Elev. 4199 ft)
6:27 pm MDT Apr 8, 2026
7pm MDT Apr 8, 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