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

Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Hazardous Weather Conditions

Current conditions at

Aberdeen, Aberdeen Regional Airport (KABR)

Lat: 45.44°NLon: 98.41°WElev: 1299ft.

Fair and Breezy

4°F

-16°C

Humidity 73%
Wind Speed S 23 G 30 mph
Barometer 30.34 in (1031.1 mb)
Dewpoint -3°F (-19°C)
Visibility 10.00 mi
Wind Chill-18°F (-28°C)
Last update 31 Jan 8:53 am CST
Extended Forecast for

Groton SD

  • Today

    Today: Snow, mainly after 1pm. Patchy blowing snow after 2pm. High near 24. Breezy, with a south wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.

    High: 24 °F

    Partly Sunny
    and Breezy
    then Snow and
    Patchy
    Blowing Snow

  • Tonight

    Tonight: Snow likely, mainly before 1am. Patchy blowing snow before 8pm. Cloudy, with a temperature rising to around 26 by 4am. Breezy, with a south wind 11 to 21 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F⇑

    Snow Likely
    and Patchy
    Blowing Snow
    then Chance
    Snow

  • Sunday

    Sunday: Mostly cloudy, with a high near 33. West wind 9 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph.

    High: 33 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 11. North wind 5 to 7 mph becoming east northeast after midnight.

    Low: 11 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 22. East wind 6 to 8 mph.

    High: 22 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of snow. Mostly cloudy, with a low around 7. East northeast wind around 7 mph. Chance of precipitation is 50%.

    Low: 7 °F

    Chance Snow

  • Tuesday

    Tuesday: A slight chance of snow. Partly sunny, with a high near 20. North northeast wind 5 to 7 mph. Chance of precipitation is 20%.

    High: 20 °F

    Slight Chance
    Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 9. Light and variable wind becoming west around 6 mph after midnight.

    Low: 9 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. West wind 6 to 9 mph.

    High: 30 °F

    Partly Sunny

Detailed Forecast

Today
Snow, mainly after 1pm. Patchy blowing snow after 2pm. High near 24. Breezy, with a south wind 18 to 24 mph, with gusts as high as 38 mph. Chance of precipitation is 90%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 1am. Patchy blowing snow before 8pm. Cloudy, with a temperature rising to around 26 by 4am. Breezy, with a south wind 11 to 21 mph becoming west after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Sunday
Mostly cloudy, with a high near 33. West wind 9 to 15 mph becoming north in the afternoon. Winds could gust as high as 26 mph.
Sunday Night
Mostly cloudy, with a low around 11. North wind 5 to 7 mph becoming east northeast after midnight.
Monday
Mostly cloudy, with a high near 22. East wind 6 to 8 mph.
Monday Night
A chance of snow. Mostly cloudy, with a low around 7. East northeast wind around 7 mph. Chance of precipitation is 50%.
Tuesday
A slight chance of snow. Partly sunny, with a high near 20. North northeast wind 5 to 7 mph. Chance of precipitation is 20%.
Tuesday Night
Mostly cloudy, with a low around 9. Light and variable wind becoming west around 6 mph after midnight.
Wednesday
Partly sunny, with a high near 30. West wind 6 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 20.
Thursday
Mostly sunny, with a high near 41.
Thursday Night
Mostly cloudy, with a low around 20.
Friday
Partly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Groton SD
 45.45°N 98.1°W (Elev. 1299 ft)
Last Update:
8:46 am CST Jan 31, 2026
Forecast Valid:
9am CST Jan 31, 2026-6pm CST Feb 6, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation