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

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow Fog/Mist

31°F

-1°C

Humidity 89%
Wind Speed E 12 G 20 mph
Barometer 29.81 in (1011.3 mb)
Dewpoint 28°F (-2°C)
Visibility 6.00 mi
Wind Chill22°F (-6°C)
Last update 2 Apr 4:53 am CDT
Extended Forecast for

Wallace SD

Winter Weather Advisory April 2, 05:30am until April 2, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 2, 05:30am until April 2, 07:00pm

    NOW until 7:00pm Thu

    Winter Weather Advisory

  • Overnight

    Low: 28 °F

    Snow and
    Patchy
    Blowing Snow

  • Thursday

    Thursday: Snow, possibly mixed with freezing rain before 9am, then a chance of snow. Patchy blowing snow before 11am. High near 33. Northeast wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.

    High: 33 °F

    Wintry Mix
    and Patchy
    Blowing Snow
    then Chance
    Snow

  • Thursday Night

    Thursday Night: A chance of freezing rain after 4am. Cloudy, with a low around 25. Northeast wind 7 to 10 mph. Chance of precipitation is 30%.

    Low: 25 °F

    Cloudy then
    Chance
    Freezing Rain

  • Friday

    Friday: Freezing rain and sleet, possibly mixed with snow before 1pm, then snow, possibly mixed with freezing rain. High near 31. East wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.

    High: 31 °F

    Wintry Mix

  • Friday Night

    Friday Night: Snow, possibly mixed with freezing rain, becoming all snow after 7pm. Low around 26. East northeast wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of 2 to 4 inches possible.

    Low: 26 °F

    Wintry Mix
    then Snow

  • Saturday

    Saturday: Snow likely, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 33 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 11pm. Partly cloudy, with a low around 19. West northwest wind 8 to 16 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 38. West wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 38 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. Patchy blowing snow. Low around 28. East wind around 13 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
Thursday
Snow, possibly mixed with freezing rain before 9am, then a chance of snow. Patchy blowing snow before 11am. High near 33. Northeast wind 10 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. Little or no ice accumulation expected. New snow accumulation of less than one inch possible.
Thursday Night
A chance of freezing rain after 4am. Cloudy, with a low around 25. Northeast wind 7 to 10 mph. Chance of precipitation is 30%.
Friday
Freezing rain and sleet, possibly mixed with snow before 1pm, then snow, possibly mixed with freezing rain. High near 31. East wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.1 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Snow, possibly mixed with freezing rain, becoming all snow after 7pm. Low around 26. East northeast wind 10 to 15 mph becoming northwest after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of 2 to 4 inches possible.
Saturday
Snow likely, mainly before 1pm. Patchy blowing snow. Mostly cloudy, with a high near 33. Breezy, with a northwest wind 18 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
Patchy blowing snow before 11pm. Partly cloudy, with a low around 19. West northwest wind 8 to 16 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 38. West wind 8 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 22. Northwest wind 9 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy, with a high near 33.
Monday Night
Mostly cloudy, with a low around 15.
Tuesday
Partly sunny, with a high near 41. Breezy.
Tuesday Night
Partly cloudy, with a low around 32. Breezy.
Wednesday
A slight chance of rain. Partly sunny, with a high near 49. Breezy. Chance of precipitation is 20%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
5:06 am CDT Apr 2, 2026
Forecast Valid:
5am CDT Apr 2, 2026-6pm CDT Apr 8, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation