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.

Fair

25°F

-4°C

Humidity 66%
Wind Speed SE 3 mph
Barometer 30.05 in (1019.9 mb)
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Last update 13 Mar 11:53 pm CDT
Extended Forecast for

3 Miles ESE Watertown Municipal Airport 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

  • Overnight

    Overnight: A chance of snow, mainly after 5am. Cloudy, with a low around 22. East southeast wind 3 to 5 mph. Chance of precipitation is 30%.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Snow likely, mainly between 8am and 11am. Mostly cloudy, with a high near 32. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Snow Likely

  • Saturday Night

    Saturday Night: Snow before 2am, then snow, possibly mixed with freezing rain between 2am and 3am, then snow after 3am. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 14. Blustery, with an east wind 20 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 6 to 10 inches possible.

    Low: 14 °F

    Wintry Mix
    and Blowing
    Snow

  • Sunday

    Sunday: Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a north northwest wind 28 to 32 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    High: 22 °F

    Snow and
    Blowing Snow

  • Sunday Night

    Sunday Night: Patchy blowing snow before 1am. Partly cloudy, with a low around -5. Blustery, with a north northwest wind 17 to 23 mph, with gusts as high as 39 mph.

    Low: -5 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday

    Monday: Sunny and cold, with a high near 8. North northwest wind around 15 mph, with gusts as high as 26 mph.

    High: 8 °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 31. South wind 9 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 50%.

    High: 31 °F

    Slight Chance
    Snow then
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain, snow, and freezing rain before 1am. Mostly cloudy, with a low around 23. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Wintry Mix

Detailed Forecast

Overnight
A chance of snow, mainly after 5am. Cloudy, with a low around 22. East southeast wind 3 to 5 mph. Chance of precipitation is 30%.
Saturday
Snow likely, mainly between 8am and 11am. Mostly cloudy, with a high near 32. East wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow before 2am, then snow, possibly mixed with freezing rain between 2am and 3am, then snow after 3am. The snow could be heavy at times. Widespread blowing snow, mainly after 3am. Low around 14. Blustery, with an east wind 20 to 26 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. Little or no ice accumulation expected. New snow accumulation of 6 to 10 inches possible.
Sunday
Snow, mainly before 1pm. Widespread blowing snow, mainly before 1pm. High near 22. Windy, with a north northwest wind 28 to 32 mph, with gusts as high as 49 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Sunday Night
Patchy blowing snow before 1am. Partly cloudy, with a low around -5. Blustery, with a north northwest wind 17 to 23 mph, with gusts as high as 39 mph.
Monday
Sunny and cold, with a high near 8. North northwest wind around 15 mph, with gusts as high as 26 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 31. South wind 9 to 18 mph, with gusts as high as 29 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. South wind 10 to 15 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 32.
Friday
Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ESE Watertown Municipal Airport SD
 44.91°N 97.11°W (Elev. 1752 ft)
Last Update:
12:41 am CDT Mar 14, 2026
Forecast Valid:
12am CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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High Temperature

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Chance of Precipitation