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

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

9°F

-13°C

Humidity 77%
Wind Speed S 9 mph
Barometer 30.07 in (1022.7 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Wind Chill-4°F (-20°C)
Last update 20 Jan 10:53 am CST
Extended Forecast for

Bryant SD

  • Today

    Today: Snow, mainly after 3pm.  High near 17. South wind 7 to 9 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 17 °F

    Snow

  • Tonight

    Tonight: Snow likely, mainly before 9pm.  Mostly cloudy, with a low around 9. South southwest wind 7 to 11 mph becoming west northwest in the evening. Winds could gust as high as 20 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 9 °F

    Snow Likely
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow likely, mainly before noon.  Patchy blowing snow after 9am. Partly sunny, with a high near 24. Windy, with a northwest wind 14 to 19 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 40 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Wednesday Night

    Wednesday Night: Patchy blowing snow between 9pm and 10pm. Partly cloudy, with a low around 1. Blustery, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.

    Low: 1 °F

    Patchy
    Blowing Snow
    and Blustery
    then Partly
    Cloudy

  • Thursday

    Thursday: Partly sunny and cold, with a high near 8. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.

    High: 8 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around -23. North northwest wind 8 to 14 mph.

    Low: -23 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near -11. North northwest wind 7 to 9 mph.

    High: -11 °F

    Cold

  • Friday Night

    Friday Night: Partly cloudy, with a low around -19. North wind 6 to 8 mph becoming southeast in the evening.

    Low: -19 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and cold, with a high near -1. South wind 8 to 11 mph.

    High: -1 °F

    Cold

Detailed Forecast

Today
Snow, mainly after 3pm. High near 17. South wind 7 to 9 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 9. South southwest wind 7 to 11 mph becoming west northwest in the evening. Winds could gust as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly before noon. Patchy blowing snow after 9am. Partly sunny, with a high near 24. Windy, with a northwest wind 14 to 19 mph increasing to 26 to 31 mph in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Wednesday Night
Patchy blowing snow between 9pm and 10pm. Partly cloudy, with a low around 1. Blustery, with a west wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 31 mph.
Thursday
Partly sunny and cold, with a high near 8. Northwest wind 10 to 18 mph, with gusts as high as 26 mph.
Thursday Night
Partly cloudy, with a low around -23. North northwest wind 8 to 14 mph.
Friday
Sunny and cold, with a high near -11. North northwest wind 7 to 9 mph.
Friday Night
Partly cloudy, with a low around -19. North wind 6 to 8 mph becoming southeast in the evening.
Saturday
Mostly sunny and cold, with a high near -1. South wind 8 to 11 mph.
Saturday Night
Partly cloudy, with a low around -12.
Sunday
Mostly sunny and cold, with a high near 8.
Sunday Night
Partly cloudy, with a low around -6.
Monday
Mostly sunny, with a high near 19.
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ABOUT THIS FORECAST

 
Point Forecast:
Bryant SD
 44.58°N 97.47°W (Elev. 1811 ft)
10:36 am CST Jan 20, 2026
11am CST Jan 20, 2026-6pm CST Jan 26, 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