Major Winter Storm Ongoing in the Upper Midwest and Great Lakes; Severe Weather Along the East Coast

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through today across the Upper Midwest and Upper Great Lakes. Widespread severe storms are expected across the entire eastern U.S. with the highest threat over the interior Mid-Atlantic, where there is a risk for damaging wind gusts and a few tornadoes. Heat continues to build in the West. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Fair

27°F

-3°C

Humidity 43%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Last update 16 Mar 2:15 pm CDT
Extended Forecast for

Saint Francis SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 28. Wind chill values as low as 15. North wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: A 30 percent chance of snow after 5am.  Mostly cloudy, with a low around 13. Wind chill values as low as 4. Northeast wind 7 to 15 mph becoming south after midnight. Winds could gust as high as 22 mph.

    Low: 13 °F

    Mostly Cloudy
    then Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow and freezing rain before 7am, then a chance of freezing rain between 7am and 9am.  Mostly cloudy, with a high near 61. Wind chill values as low as 9 early. Breezy, with a south wind 14 to 19 mph becoming northwest 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph.  Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 61 °F

    Chance Wintry
    Mix then
    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 36. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 30 mph.

    Low: 36 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 73. Breezy, with a west wind 17 to 22 mph, with gusts as high as 33 mph.

    High: 73 °F

    Mostly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 40. West wind 11 to 14 mph, with gusts as high as 20 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 77. West wind 14 to 18 mph, with gusts as high as 25 mph.

    High: 77 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 79. Breezy.

    High: 79 °F

    Sunny then
    Mostly Sunny
    and Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 28. Wind chill values as low as 15. North wind 8 to 10 mph, with gusts as high as 16 mph.
Tonight
A 30 percent chance of snow after 5am. Mostly cloudy, with a low around 13. Wind chill values as low as 4. Northeast wind 7 to 15 mph becoming south after midnight. Winds could gust as high as 22 mph.
Tuesday
A chance of snow and freezing rain before 7am, then a chance of freezing rain between 7am and 9am. Mostly cloudy, with a high near 61. Wind chill values as low as 9 early. Breezy, with a south wind 14 to 19 mph becoming northwest 23 to 28 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 36. Breezy, with a northwest wind 16 to 21 mph, with gusts as high as 30 mph.
Wednesday
Mostly sunny, with a high near 73. Breezy, with a west wind 17 to 22 mph, with gusts as high as 33 mph.
Wednesday Night
Partly cloudy, with a low around 40. West wind 11 to 14 mph, with gusts as high as 20 mph.
Thursday
Sunny, with a high near 77. West wind 14 to 18 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 46. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 79. Breezy.
Friday Night
Partly cloudy, with a low around 45.
Saturday
Sunny, with a high near 75. Breezy.
Saturday Night
Partly cloudy, with a low around 35. Breezy.
Sunday
Mostly sunny, with a high near 53. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Francis SD
 43.15°N 100.9°W (Elev. 2999 ft)
1:46 pm CDT Mar 16, 2026
2pm CDT Mar 16, 2026-6pm CDT Mar 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database