Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Rapid City, Rapid City Regional Airport (KRAP)

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

Fair

47°F

8°C

Humidity 80%
Wind Speed N 8 mph
Barometer 29.74 in (1006.2 mb)
Dewpoint 41°F (5°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 13 Apr 6:52 am MDT
Extended Forecast for

13 Miles SSE Caputa SD

Red Flag Warning April 13, 07:11am until April 13, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning April 13, 07:11am until April 13, 09:00pm

    NOW until 9:00pm Mon

    Red Flag Warning

  • Today

    High: 76 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Partly cloudy, with a low around 37. Breezy, with a west wind 20 to 25 mph becoming light and variable  after midnight. Winds could gust as high as 39 mph.

    Low: 37 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers after noon.  Partly sunny, with a high near 67. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.

    High: 67 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers.  Partly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming north in the evening. Winds could gust as high as 17 mph.

    Low: 37 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 20 percent chance of showers.  Sunny, with a high near 74. South wind 5 to 14 mph, with gusts as high as 24 mph.

    High: 74 °F

    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 77. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 43 mph.

    High: 77 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: Rain showers likely before 3am, then a chance of rain and snow showers.  Mostly cloudy, with a low around 30. Windy, with a north wind 33 to 38 mph, with gusts as high as 49 mph.

    Low: 30 °F

    Windy.
    Showers
    Likely then
    Chance
    Rain/Snow

Detailed Forecast

Today
Sunny, with a high near 76. Windy, with a southwest wind 9 to 19 mph increasing to 20 to 30 mph in the afternoon. Winds could gust as high as 45 mph.
Tonight
Partly cloudy, with a low around 37. Breezy, with a west wind 20 to 25 mph becoming light and variable after midnight. Winds could gust as high as 39 mph.
Tuesday
A 20 percent chance of showers after noon. Partly sunny, with a high near 67. Light and variable wind becoming southeast 5 to 10 mph in the morning. Winds could gust as high as 18 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 37. Southwest wind 5 to 10 mph becoming north in the evening. Winds could gust as high as 17 mph.
Wednesday
A 20 percent chance of showers. Sunny, with a high near 74. South wind 5 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly clear, with a low around 45. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 77. Breezy, with a southwest wind 13 to 18 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 43 mph.
Thursday Night
Rain showers likely before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 30. Windy, with a north wind 33 to 38 mph, with gusts as high as 49 mph.
Friday
A chance of snow showers. Mostly cloudy, with a high near 45. Windy.
Friday Night
A slight chance of snow showers. Mostly cloudy, with a low around 25. Windy.
Saturday
Mostly sunny, with a high near 55. Breezy.
Saturday Night
Partly cloudy, with a low around 28.
Sunday
Sunny, with a high near 72.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles SSE Caputa SD
 43.83°N 102.86°W (Elev. 2949 ft)
6:36 am MDT Apr 13, 2026
7am MDT Apr 13, 2026-6pm MDT Apr 19, 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