Heavy Rain and Flooding Concerns in Hawaii; Severe Weather this Weekend in the Plains; Pacific Storm in the West

A storm system near the Hawaiian Islands is expected to bring periods of heavy rainfall, strong winds, and isolated strong to severe thunderstorms through Friday. Several rounds of severe thunderstorms are forecast to impact parts of the Great Plains into the Midwest this weekend into next week. Moderate to heavy rainfall and high elevation snow is expected this weekend over California and Oregon. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

28°F

-2°C

Humidity 78%
Wind Speed SE 5 mph
Barometer 30.23 in (1026.0 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 10 Apr 1:52 am MDT
Extended Forecast for

8 Miles SW Blackhawk SD

  • Overnight

    Overnight: Mostly clear, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 57. Light south wind increasing to 8 to 13 mph in the morning.

    High: 57 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41. South wind 6 to 11 mph becoming southwest after midnight. Winds could gust as high as 26 mph.

    Low: 41 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 78. Southwest wind 6 to 8 mph, with gusts as high as 24 mph.

    High: 78 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before midnight.  Partly cloudy, with a low around 46. Southwest wind 5 to 7 mph, with gusts as high as 25 mph.

    Low: 46 °F

    Chance
    Showers then
    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after noon.  Sunny, with a high near 73. West wind 6 to 8 mph, with gusts as high as 26 mph.

    High: 73 °F

    Sunny then
    Slight Chance
    Showers

  • Sunday Night

    Sunday Night: A 20 percent chance of showers before midnight.  Partly cloudy, with a low around 43. West wind around 5 mph becoming calm  in the evening. Winds could gust as high as 17 mph.

    Low: 43 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Monday

    Monday: A chance of showers after noon.  Mostly sunny, with a high near 69. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 29 mph.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 26. Calm wind.
Friday
Mostly sunny, with a high near 57. Light south wind increasing to 8 to 13 mph in the morning.
Friday Night
Mostly cloudy, with a low around 41. South wind 6 to 11 mph becoming southwest after midnight. Winds could gust as high as 26 mph.
Saturday
A 20 percent chance of showers after noon. Partly sunny, with a high near 78. Southwest wind 6 to 8 mph, with gusts as high as 24 mph.
Saturday Night
A 30 percent chance of showers before midnight. Partly cloudy, with a low around 46. Southwest wind 5 to 7 mph, with gusts as high as 25 mph.
Sunday
A 20 percent chance of showers after noon. Sunny, with a high near 73. West wind 6 to 8 mph, with gusts as high as 26 mph.
Sunday Night
A 20 percent chance of showers before midnight. Partly cloudy, with a low around 43. West wind around 5 mph becoming calm in the evening. Winds could gust as high as 17 mph.
Monday
A chance of showers after noon. Mostly sunny, with a high near 69. Light southwest wind increasing to 5 to 9 mph in the morning. Winds could gust as high as 29 mph.
Monday Night
A chance of showers. Mostly cloudy, with a low around 37.
Tuesday
Showers likely, then showers and possibly a thunderstorm after noon. Mostly cloudy, with a high near 57.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 34.
Wednesday
A slight chance of showers. Sunny, with a high near 66.
Wednesday Night
A chance of rain and snow showers. Partly cloudy, with a low around 33.
Thursday
A chance of rain and snow showers. Mostly sunny, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SW Blackhawk SD
 44.09°N 103.45°W (Elev. 4505 ft)
1:02 am MDT Apr 10, 2026
2am MDT Apr 10, 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