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

34°F

1°C

Humidity 64%
Wind Speed E 5 mph
Barometer 30.20 in (1025.5 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 9 Apr 8:52 pm MDT
Extended Forecast for

9 Miles SW Owanka SD

  • Tonight

    Tonight: Mostly clear, with a low around 26. East wind around 6 mph becoming calm  in the evening.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 63. Breezy, with a light south wind increasing to 21 to 26 mph in the morning. Winds could gust as high as 37 mph.

    High: 63 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44. Breezy, with a southeast wind 17 to 25 mph, with gusts as high as 34 mph.

    Low: 44 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 86. Breezy, with a south wind 17 to 22 mph, with gusts as high as 32 mph.

    High: 86 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: A 20 percent chance of showers before midnight.  Mostly cloudy, with a low around 49. South wind 11 to 17 mph, with gusts as high as 24 mph.

    Low: 49 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 81. West wind 11 to 18 mph, with gusts as high as 30 mph.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. Northwest wind 5 to 15 mph becoming north in the evening. Winds could gust as high as 23 mph.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: A chance of showers after noon.  Mostly sunny, with a high near 75. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers and
    Breezy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

Tonight
Mostly clear, with a low around 26. East wind around 6 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 63. Breezy, with a light south wind increasing to 21 to 26 mph in the morning. Winds could gust as high as 37 mph.
Friday Night
Mostly cloudy, with a low around 44. Breezy, with a southeast wind 17 to 25 mph, with gusts as high as 34 mph.
Saturday
Mostly sunny, with a high near 86. Breezy, with a south wind 17 to 22 mph, with gusts as high as 32 mph.
Saturday Night
A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 49. South wind 11 to 17 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 81. West wind 11 to 18 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 44. Northwest wind 5 to 15 mph becoming north in the evening. Winds could gust as high as 23 mph.
Monday
A chance of showers after noon. Mostly sunny, with a high near 75. Breezy, with a southwest wind 6 to 11 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 39. Breezy.
Tuesday
Showers likely. Mostly cloudy, with a high near 59.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 35.
Wednesday
A slight chance of showers. Mostly sunny, with a high near 70.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 38.
Thursday
A slight chance of showers. Mostly sunny, with a high near 66. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles SW Owanka SD
 43.9°N 102.69°W (Elev. 2598 ft)
8:57 pm MDT Apr 9, 2026
9pm 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