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.

Overcast

29°F

-2°C

Humidity 89%
Wind Speed N 8 mph
Barometer 29.87 in (1013.6 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 3 Apr 12:53 am CDT
Extended Forecast for

6 Miles WSW Watertown SD

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

  • Overnight

    Overnight: A chance of freezing rain after 5am. Mostly cloudy, with a low around 27. North wind around 8 mph. Chance of precipitation is 30%.

    Low: 27 °F

    Chance
    Freezing Rain

  • Friday

    Friday: Snow, freezing rain, and sleet before 5pm, then snow and freezing rain. High near 31. East northeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.2 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 sleet, becoming all snow after 8pm. Low around 26. Northeast wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 2 inches possible.

    Low: 26 °F

    Snow/Sleet
    then Snow
    Likely

  • Saturday

    Saturday: Snow, mainly before 1pm. Patchy blowing snow after 9am. High near 33. Breezy, with a northwest wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 33 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: Patchy blowing snow before 8pm. Partly cloudy, with a low around 22. West northwest wind 9 to 17 mph, with gusts as high as 28 mph.

    Low: 22 °F

    Patchy
    Blowing Snow
    then Partly
    Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 40. West wind 8 to 18 mph, with gusts as high as 28 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 20 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 31. North wind 10 to 15 mph, with gusts as high as 24 mph.

    High: 31 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12. North wind 6 to 10 mph becoming east southeast after midnight.

    Low: 12 °F

    Partly Cloudy

Detailed Forecast

Overnight
A chance of freezing rain after 5am. Mostly cloudy, with a low around 27. North wind around 8 mph. Chance of precipitation is 30%.
Friday
Snow, freezing rain, and sleet before 5pm, then snow and freezing rain. High near 31. East northeast wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New ice accumulation of around a 0.2 of an inch possible. New snow and sleet accumulation of less than a half inch possible.
Friday Night
Snow, possibly mixed with sleet, becoming all snow after 8pm. Low around 26. Northeast wind 8 to 11 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 90%. New snow and sleet accumulation of 1 to 2 inches possible.
Saturday
Snow, mainly before 1pm. Patchy blowing snow after 9am. High near 33. Breezy, with a northwest wind 15 to 22 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Saturday Night
Patchy blowing snow before 8pm. Partly cloudy, with a low around 22. West northwest wind 9 to 17 mph, with gusts as high as 28 mph.
Sunday
Mostly sunny, with a high near 40. West wind 8 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Partly cloudy, with a low around 20. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday
Mostly sunny, with a high near 31. North wind 10 to 15 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around 12. North wind 6 to 10 mph becoming east southeast after midnight.
Tuesday
Partly sunny, with a high near 41. Breezy.
Tuesday Night
Partly cloudy, with a low around 30. Breezy.
Wednesday
Mostly sunny, with a high near 54. Breezy.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 27. Chance of precipitation is 30%.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
Last Update:
12:36 am CDT Apr 3, 2026
Forecast Valid:
1am CDT Apr 3, 2026-6pm CDT Apr 9, 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