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

Rosebud Sioux Tribal Airport (KSUO)

Lat: 43.26°NLon: 100.86°WElev: 2724ft.

Fair

64°F

18°C

Humidity 49%
Wind Speed Vrbl 5 mph
Barometer 29.73 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 13 Apr 11:15 am CDT
Extended Forecast for

7 Miles NE Tuthill SD

Red Flag Warning April 13, 10:28am until April 13, 09:00pm
Click here for hazard details and duration
Red Flag Warning
  •  
    Red Flag Warning April 13, 10:28am until April 13, 09:00pm

    NOW until 9:00pm Mon

    Red Flag Warning

  • Today

    High: 78 °F

    Sunny then
    Sunny and
    Breezy

  • Tonight

    Tonight: Partly cloudy, with a low around 41. Breezy, with a west wind 20 to 25 mph becoming light and variable  after midnight. Winds could gust as high as 30 mph.

    Low: 41 °F

    Mostly Clear
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after noon.  Mostly cloudy, with a high near 66. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph.

    High: 66 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers.  Mostly cloudy, with a low around 40. Northeast wind 6 to 9 mph becoming southwest after midnight.

    Low: 40 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers.  Mostly sunny, with a high near 69. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

    High: 69 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 45. South wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 45 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. Breezy, with a southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 79 °F

    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain showers before 3am, then a chance of rain and snow showers.  Mostly cloudy, with a low around 31. Blustery, with a southwest wind 22 to 29 mph becoming northwest in the evening. Winds could gust as high as 38 mph.

    Low: 31 °F

    Chance
    Showers and
    Breezy then
    Chance
    Rain/Snow and
    Blustery

Detailed Forecast

Today
Sunny, with a high near 78. Breezy, with a west wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Tonight
Partly cloudy, with a low around 41. Breezy, with a west wind 20 to 25 mph becoming light and variable after midnight. Winds could gust as high as 30 mph.
Tuesday
A 30 percent chance of showers, mainly after noon. Mostly cloudy, with a high near 66. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 18 mph.
Tuesday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 40. Northeast wind 6 to 9 mph becoming southwest after midnight.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 69. Southwest wind 6 to 11 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.
Wednesday Night
Mostly clear, with a low around 45. South wind 10 to 13 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 79. Breezy, with a southwest wind 13 to 18 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Thursday Night
A chance of rain showers before 3am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. Blustery, with a southwest wind 22 to 29 mph becoming northwest in the evening. Winds could gust as high as 38 mph.
Friday
A chance of snow showers. Mostly cloudy, with a high near 46. Windy.
Friday Night
A chance of snow showers, mainly before midnight. Mostly cloudy, with a low around 24. Windy.
Saturday
A slight chance of snow showers. Mostly sunny, with a high near 52. Breezy.
Saturday Night
Mostly clear, with a low around 28.
Sunday
Sunny, with a high near 69. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Tuthill SD
 43.22°N 101.38°W (Elev. 2986 ft)
7:26 am MDT Apr 13, 2026
10am 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