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

Lake-Effect Snow through Friday; Strong Winds in the Northern and Central Plains

A clipper-like system will drop down from Canada on Thursday, bringing wintry weather from the Upper Midwest to the Great Lakes through Friday. This system is expected to bring strong northerly winds to much of the northern and central High Plains Thursday afternoon through Friday, with gusts up to 60 mph expected. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

17°F

-8°C

Humidity 74%
Wind Speed S 12 mph
Barometer 29.89 in (1015.1 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill4°F (-16°C)
Last update 15 Jan 4:53 am CST
Extended Forecast for

Wallace SD

  • Today

    Today: Sunny, then becoming mostly cloudy during the afternoon, with a high near 39. Breezy, with a south wind 14 to 23 mph becoming west northwest in the morning. Winds could gust as high as 39 mph.

    High: 39 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Tonight

    Tonight: Snow, mainly after 10pm. Patchy blowing snow before midnight, then patchy blowing snow after 2am. Low around 14. Blustery, with a northwest wind 22 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 14 °F

    Snow and
    Patchy
    Blowing Snow

  • Friday

    Friday: Snow, mainly before 5pm. Widespread blowing snow, mainly before 5pm. Temperature falling to around 7 by 4pm. Windy, with a northwest wind 25 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 19 °F⇓

    Snow and
    Blowing Snow

  • Friday Night

    Friday Night: A chance of snow, mainly before midnight. Patchy blowing snow before midnight, then patchy blowing snow after 5am. Mostly cloudy, with a low around -5. Wind chill values as low as -24. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.

    Low: -5 °F

    Chance Snow
    and Patchy
    Blowing Snow

  • Saturday

    Saturday: Patchy blowing snow before 3pm. Partly sunny and cold, with a high near 1. Blustery, with a north northwest wind 14 to 21 mph, with gusts as high as 32 mph.

    High: 1 °F

    Patchy
    Blowing Snow
    and Blustery

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around -5. Northwest wind 10 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.

    Low: -5 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of snow. Patchy blowing snow after 11am. Partly sunny, with a high near 21. Blustery, with a southwest wind 13 to 18 mph becoming northwest 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 20%.

    High: 21 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow before 9pm. Mostly cloudy, with a low around -3. Blustery, with a north northwest wind 15 to 21 mph, with gusts as high as 32 mph.

    Low: -3 °F

    Patchy
    Blowing Snow
    and Blustery
    then Mostly
    Cloudy

  • M.L.King Day

    M.L.King Day: Mostly sunny and cold, with a high near 7. Northwest wind 11 to 17 mph, with gusts as high as 28 mph.

    High: 7 °F

    Cold

Detailed Forecast

Today
Sunny, then becoming mostly cloudy during the afternoon, with a high near 39. Breezy, with a south wind 14 to 23 mph becoming west northwest in the morning. Winds could gust as high as 39 mph.
Tonight
Snow, mainly after 10pm. Patchy blowing snow before midnight, then patchy blowing snow after 2am. Low around 14. Blustery, with a northwest wind 22 to 29 mph, with gusts as high as 46 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Friday
Snow, mainly before 5pm. Widespread blowing snow, mainly before 5pm. Temperature falling to around 7 by 4pm. Windy, with a northwest wind 25 to 31 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Friday Night
A chance of snow, mainly before midnight. Patchy blowing snow before midnight, then patchy blowing snow after 5am. Mostly cloudy, with a low around -5. Wind chill values as low as -24. Blustery, with a north northwest wind 18 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 30%.
Saturday
Patchy blowing snow before 3pm. Partly sunny and cold, with a high near 1. Blustery, with a north northwest wind 14 to 21 mph, with gusts as high as 32 mph.
Saturday Night
Mostly cloudy, with a low around -5. Northwest wind 10 to 13 mph becoming southwest after midnight. Winds could gust as high as 21 mph.
Sunday
A slight chance of snow. Patchy blowing snow after 11am. Partly sunny, with a high near 21. Blustery, with a southwest wind 13 to 18 mph becoming northwest 19 to 24 mph in the afternoon. Winds could gust as high as 38 mph. Chance of precipitation is 20%.
Sunday Night
Patchy blowing snow before 9pm. Mostly cloudy, with a low around -3. Blustery, with a north northwest wind 15 to 21 mph, with gusts as high as 32 mph.
M.L.King Day
Mostly sunny and cold, with a high near 7. Northwest wind 11 to 17 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around -3.
Tuesday
Partly sunny, with a high near 20.
Tuesday Night
Mostly cloudy, with a low around 8.
Wednesday
Partly sunny, with a high near 21.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
5:11 am CST Jan 15, 2026
Forecast Valid:
5am CST Jan 15, 2026-6pm CST Jan 21, 2026
 
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Additional Resources

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