Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

70°F

21°C

Humidity 29%
Wind Speed Calm
Barometer 29.67 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 15 Apr 1:35 pm CDT
Extended Forecast for

7 Miles NE Tuthill SD

Red Flag Warning April 16, 12:00pm until April 16, 07:00pm
Click here for hazard details and duration
Red Flag Warning
  • This Afternoon

    This Afternoon: Sunny, with a high near 73. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 46. South wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers after noon.  Mostly sunny, with a high near 79. Breezy, with a southwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.

    High: 79 °F

    Breezy. Sunny
    then Slight
    Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of rain showers before 5am, then a chance of rain and snow showers.  Mostly cloudy, with a low around 31. Windy, with a south wind 18 to 23 mph becoming north 25 to 30 mph in the evening. Winds could gust as high as 39 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 31 °F

    Chance
    Showers and
    Blustery then
    Chance
    Rain/Snow and
    Windy

  • Friday

    Friday: A 40 percent chance of snow showers.  Mostly cloudy, with a high near 45. Windy, with a northwest wind 28 to 32 mph, with gusts as high as 44 mph.  Little or no snow accumulation expected.

    High: 45 °F

    Chance Snow
    Showers and
    Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 21. Blustery, with a northwest wind 21 to 26 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.

    Low: 21 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Partly
    Cloudy

  • Saturday

    Saturday: A slight chance of rain and snow showers before 3pm, then a slight chance of rain showers between 3pm and 5pm, then a slight chance of rain and snow showers after 5pm.  Mostly sunny, with a high near 52. Breezy, with a northwest wind 10 to 15 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph.  Chance of precipitation is 20%.

    High: 52 °F

    Breezy.
    Mostly Sunny
    then Slight
    Chance
    Rain/Snow

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. Blustery, with a northwest wind 17 to 22 mph becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 32 mph.

    Low: 27 °F

    Partly Cloudy
    and Blustery
    then Mostly
    Clear

  • Sunday

    Sunday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 73. Southwest wind 6 to 8 mph, with gusts as high as 18 mph.
Tonight
Mostly clear, with a low around 46. South wind 8 to 11 mph, with gusts as high as 18 mph.
Thursday
A 20 percent chance of showers after noon. Mostly sunny, with a high near 79. Breezy, with a southwest wind 11 to 16 mph increasing to 19 to 24 mph in the afternoon. Winds could gust as high as 33 mph.
Thursday Night
A chance of rain showers before 5am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. Windy, with a south wind 18 to 23 mph becoming north 25 to 30 mph in the evening. Winds could gust as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Friday
A 40 percent chance of snow showers. Mostly cloudy, with a high near 45. Windy, with a northwest wind 28 to 32 mph, with gusts as high as 44 mph. Little or no snow accumulation expected.
Friday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 21 to 26 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.
Saturday
A slight chance of rain and snow showers before 3pm, then a slight chance of rain showers between 3pm and 5pm, then a slight chance of rain and snow showers after 5pm. Mostly sunny, with a high near 52. Breezy, with a northwest wind 10 to 15 mph increasing to 24 to 29 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 27. Blustery, with a northwest wind 17 to 22 mph becoming southwest 6 to 11 mph in the evening. Winds could gust as high as 32 mph.
Sunday
Sunny, with a high near 68.
Sunday Night
Mostly clear, with a low around 37.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NE Tuthill SD
 43.22°N 101.38°W (Elev. 2986 ft)
12:27 pm MDT Apr 15, 2026
12pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

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