Heavy Great Lakes Snow through Friday; Extreme Cold and Potential for Major Winter Storm Late Week into this Weekend

Multiple clipper systems will bring cold temperatures and enhance lake-effect snow downwind of the Great Lakes. An arctic blast will bring frigid temperatures accompanied with gusty winds that may lead to dangerous wind chills beginning in the Northern Plains Thursday before expanding to the South and East. An expansive winter storm will start Friday in the Southern Rockies/Plains and Mid-South. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow and Windy

21°F

-6°C

Humidity 81%
Wind Speed NW 29 G 43 mph
Barometer 29.87 in (1014.4 mb)
Dewpoint 16°F (-9°C)
Visibility 0.75 mi
Wind Chill3°F (-16°C)
Last update 21 Jan 12:53 pm CST
Extended Forecast for

Bryant SD

Extreme Cold Watch January 22, 06:00pm until January 23, 03:00pm
Winter Weather Advisory January 21, 01:53pm until January 21, 06:00pm
Click here for hazard details and duration
Extreme Cold Watch
Winter Weather Advisory
  •  
    Winter Weather Advisory January 21, 01:53pm until January 21, 06:00pm

    NOW until 6:00pm Wed

    Winter Weather Advisory

  • This Afternoon

    High: 26 °F

    Scattered
    Snow Showers
    and Patchy
    Blowing Snow

  • Tonight

    Tonight: Isolated snow showers.  Mostly cloudy, with a low around 2. Blustery, with a west wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 32 mph.  Chance of precipitation is 20%.

    Low: 2 °F

    Isolated Snow
    Showers and
    Blustery

  • Thursday

    Thursday: Mostly sunny and cold, with a temperature falling to around -5 by 5pm. Wind chill values as low as -29. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 32 mph.

    High: 8 °F

    Cold and
    Blustery

  • Thursday Night

    Thursday Night: Mostly clear, with a low around -24. Wind chill values as low as -43. North wind 9 to 16 mph, with gusts as high as 24 mph.

    Low: -24 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny and cold, with a high near -12. Northwest wind 5 to 9 mph.

    High: -12 °F

    Cold

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -17. Light and variable wind becoming south southeast around 6 mph after midnight.

    Low: -17 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near 2. South wind 6 to 9 mph.

    High: 2 °F

    Cold

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around -12. South southeast wind around 7 mph becoming northeast after midnight.

    Low: -12 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Scattered snow showers. Patchy blowing snow. Mostly cloudy, with a high near 26. Windy, with a northwest wind 24 to 32 mph, with gusts as high as 47 mph. Chance of precipitation is 30%.
Tonight
Isolated snow showers. Mostly cloudy, with a low around 2. Blustery, with a west wind 17 to 22 mph decreasing to 11 to 16 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 20%.
Thursday
Mostly sunny and cold, with a temperature falling to around -5 by 5pm. Wind chill values as low as -29. Blustery, with a northwest wind 13 to 23 mph, with gusts as high as 32 mph.
Thursday Night
Mostly clear, with a low around -24. Wind chill values as low as -43. North wind 9 to 16 mph, with gusts as high as 24 mph.
Friday
Mostly sunny and cold, with a high near -12. Northwest wind 5 to 9 mph.
Friday Night
Mostly cloudy, with a low around -17. Light and variable wind becoming south southeast around 6 mph after midnight.
Saturday
Mostly sunny and cold, with a high near 2. South wind 6 to 9 mph.
Saturday Night
Partly cloudy, with a low around -12. South southeast wind around 7 mph becoming northeast after midnight.
Sunday
Mostly sunny and cold, with a high near -2. North northeast wind 7 to 10 mph.
Sunday Night
Partly cloudy, with a low around -16.
Monday
Mostly sunny, with a high near 14.
Monday Night
Partly cloudy, with a low around 1.
Tuesday
Partly sunny, with a high near 17.
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ABOUT THIS FORECAST

 
Point Forecast:
Bryant SD
 44.58°N 97.47°W (Elev. 1811 ft)
1:26 pm CST Jan 21, 2026
1pm CST Jan 21, 2026-6pm CST Jan 27, 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