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.

A Few Clouds

28°F

-2°C

Humidity 56%
Wind Speed N 8 mph
Barometer 30.01 in (1018.6 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 13 Mar 2:53 pm CDT
Extended Forecast for

6 Miles WSW Watertown SD

Blizzard Warning March 15, 03:00am until March 15, 07:00pm
Winter Storm Warning March 14, 07:00pm until March 15, 03:00am
Click here for hazard details and duration
Blizzard Warning
Winter Storm Warning

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 33. North wind 7 to 9 mph.

    High: 33 °F

    Partly Sunny

  • Tonight

    Tonight: Snow likely, mainly after 5am. Mostly cloudy, with a low around 22. East northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 22 °F

    Mostly Cloudy
    then Snow
    Likely

  • Saturday

    Saturday: A chance of snow before 2pm, then a chance of snow after 3pm. Cloudy, with a high near 33. East southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 50%.

    High: 33 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 15. Blustery, with an east wind 18 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    Low: 15 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a north wind 31 to 34 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 22 °F

    Snow and
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow before 1am. Partly cloudy, with a low around -4. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 40 mph.

    Low: -4 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday

    Monday: Sunny and cold, with a high near 9. North northwest wind around 14 mph, with gusts as high as 23 mph.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Partly cloudy, with a low around -7. Northwest wind 6 to 10 mph becoming south after midnight.

    Low: -7 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 32. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.

    High: 32 °F

    Slight Chance
    Snow then
    Chance Snow
    and Breezy

Detailed Forecast

This Afternoon
Partly sunny, with a high near 33. North wind 7 to 9 mph.
Tonight
Snow likely, mainly after 5am. Mostly cloudy, with a low around 22. East northeast wind 5 to 7 mph becoming southeast after midnight. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow before 2pm, then a chance of snow after 3pm. Cloudy, with a high near 33. East southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 50%.
Saturday Night
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 11pm. Low around 15. Blustery, with an east wind 18 to 28 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Sunday
Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a north wind 31 to 34 mph, with gusts as high as 48 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Patchy blowing snow before 1am. Partly cloudy, with a low around -4. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 40 mph.
Monday
Sunny and cold, with a high near 9. North northwest wind around 14 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around -7. Northwest wind 6 to 10 mph becoming south after midnight.
Tuesday
A chance of snow, mainly after 1pm. Mostly cloudy, with a high near 32. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 50%.
Tuesday Night
A slight chance of rain, snow, and freezing rain before 1am. Mostly cloudy, with a low around 23. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 48.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles WSW Watertown SD
 44.88°N 97.26°W (Elev. 1749 ft)
Last Update:
2:27 pm CDT Mar 13, 2026
Forecast Valid:
3pm CDT Mar 13, 2026-6pm CDT Mar 19, 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