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.

Unknown Precip Fog/Mist

30°F

-1°C

Humidity 92%
Wind Speed NE 13 mph
Barometer 30.03 in (1019.0 mb)
Dewpoint 28°F (-2°C)
Visibility 2.00 mi
Wind Chill20°F (-7°C)
Last update 3 Apr 4:53 pm CDT
Extended Forecast for

Willow Lake SD

Winter Weather Advisory April 3, 05:03pm until April 4, 07:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory April 3, 05:03pm until April 4, 07:00pm

    NOW until 7:00pm Sat

    Winter Weather Advisory

  • This Afternoon

    High: 32 °F

    Wintry Mix

  • Tonight

    Tonight: Snow and freezing rain, becoming all snow after 9pm. Low around 26. Northeast wind 5 to 14 mph becoming northwest after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.

    Low: 26 °F

    Wintry Mix
    then Snow
    Likely

  • Saturday

    Saturday: Snow, mainly before 11am. Patchy blowing snow. High near 34. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 34 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 9pm. Partly cloudy, with a low around 23. Blustery, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight.

    Low: 23 °F

    Patchy
    Blowing Snow
    and Blustery
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 41. West wind 9 to 18 mph, with gusts as high as 28 mph.

    High: 41 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 22. North northwest wind 10 to 17 mph.

    Low: 22 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31. North wind 11 to 16 mph.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 18. Northeast wind 11 to 15 mph becoming east southeast after midnight.

    Low: 18 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Snow and freezing rain. High near 32. East northeast wind around 6 mph. Chance of precipitation is 80%. Total daytime ice accumulation of less than a 0.1 of an inch possible. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow and freezing rain, becoming all snow after 9pm. Low around 26. Northeast wind 5 to 14 mph becoming northwest after midnight. Chance of precipitation is 90%. Little or no ice accumulation expected. New snow accumulation of around an inch possible.
Saturday
Snow, mainly before 11am. Patchy blowing snow. High near 34. Breezy, with a northwest wind 17 to 25 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Patchy blowing snow before 9pm. Partly cloudy, with a low around 23. Blustery, with a west wind 15 to 20 mph decreasing to 9 to 14 mph after midnight.
Sunday
Mostly sunny, with a high near 41. West wind 9 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 22. North northwest wind 10 to 17 mph.
Monday
Partly sunny, with a high near 31. North wind 11 to 16 mph.
Monday Night
Mostly cloudy, with a low around 18. Northeast wind 11 to 15 mph becoming east southeast after midnight.
Tuesday
A slight chance of rain and snow after 1pm. Mostly cloudy, with a high near 41. Breezy, with a south southeast wind 16 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 20%.
Tuesday Night
Partly cloudy, with a low around 33. Breezy.
Wednesday
Mostly sunny, with a high near 58. Breezy.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Blustery. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 43. Breezy. Chance of precipitation is 40%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 43. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Willow Lake SD
 44.62°N 97.65°W (Elev. 1762 ft)
Last Update:
4:36 pm CDT Apr 3, 2026
Forecast Valid:
5pm CDT Apr 3, 2026-6pm CDT Apr 10, 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