National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Rosebud Sioux Tribal Airport (KSUO)

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

Unknown Precip

23°F

-5°C

Humidity 93%
Wind Speed N 7 mph
Barometer 30.20 in
Dewpoint 21°F (-6°C)
Visibility 8.00 mi
Wind Chill15°F (-9°C)
Last update 29 Jan 6:35 pm CST
Extended Forecast for

Saint Francis SD

  • Tonight

    Tonight: Snow likely, mainly after midnight. Patchy fog. Otherwise, cloudy, with a low around 6. North wind 6 to 9 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 6 °F

    Snow Likely
    and Patchy
    Fog

  • Friday

    Friday: Snow likely before noon. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 15. Wind chill values as low as -4. Northeast wind 8 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 15 °F

    Snow Likely
    and Patchy
    Fog then
    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 0. Wind chill values as low as -17. Breezy, with an east wind 8 to 13 mph becoming south 17 to 22 mph after midnight. Winds could gust as high as 31 mph.

    Low: 0 °F

    Partly Cloudy
    then Partly
    Cloudy and
    Breezy

  • Saturday

    Saturday: Snow likely before 2pm, then rain and snow likely between 2pm and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 41. Wind chill values as low as -8. Breezy, with a south wind 20 to 24 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    High: 41 °F

    Breezy.
    Chance Snow
    then
    Rain/Snow
    Likely

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.

    Low: 26 °F

    Partly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. Breezy, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 32 mph.

    High: 40 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 19. North wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 16 mph.

    Low: 19 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 42. Breezy, with a south wind 13 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 42 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Mostly Cloudy
    then Partly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Snow likely, mainly after midnight. Patchy fog. Otherwise, cloudy, with a low around 6. North wind 6 to 9 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of less than a half inch possible.
Friday
Snow likely before noon. Patchy fog before noon. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 15. Wind chill values as low as -4. Northeast wind 8 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 0. Wind chill values as low as -17. Breezy, with an east wind 8 to 13 mph becoming south 17 to 22 mph after midnight. Winds could gust as high as 31 mph.
Saturday
Snow likely before 2pm, then rain and snow likely between 2pm and 3pm, then rain likely after 3pm. Mostly cloudy, with a high near 41. Wind chill values as low as -8. Breezy, with a south wind 20 to 24 mph becoming west in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Saturday Night
Partly cloudy, with a low around 26. Breezy, with a west wind 20 to 22 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 40. Breezy, with a northwest wind 17 to 22 mph decreasing to 11 to 16 mph in the afternoon. Winds could gust as high as 32 mph.
Sunday Night
Mostly cloudy, with a low around 19. North wind 7 to 11 mph becoming south after midnight. Winds could gust as high as 16 mph.
Monday
Mostly cloudy, with a high near 42. Breezy, with a south wind 13 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Monday Night
Partly cloudy, with a low around 23. Breezy.
Tuesday
A slight chance of snow before noon. Partly sunny, with a high near 40. Breezy.
Tuesday Night
Mostly cloudy, with a low around 20. Blustery.
Wednesday
Partly sunny, with a high near 39. Breezy.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 53. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Francis SD
 43.15°N 100.9°W (Elev. 2999 ft)
Last Update:
6:22 pm CST Jan 29, 2026
Forecast Valid:
6pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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Chance of Precipitation