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.

Snow Freezing Fog and Windy

19°F

-7°C

Humidity 88%
Wind Speed N 32 G 46 mph
Barometer 29.95 in (1017.0 mb)
Dewpoint 16°F (-9°C)
Visibility 0.50 mi
Wind Chill-1°F (-18°C)
Last update 15 Mar 8:53 am CDT
Extended Forecast for

6 Miles WSW Watertown SD

Blizzard Warning March 15, 09:26am until March 15, 07:00pm
Click here for hazard details and duration
Blizzard Warning
  •  
    Blizzard Warning March 15, 09:26am until March 15, 07:00pm

    NOW until 7:00pm Sun

    Blizzard Warning

  • Today

    High: 19 °F

    Snow Likely
    and Blowing
    Snow

  • Tonight

    Tonight: Patchy blowing snow before 4am. Partly cloudy, with a low around -6. Wind chill values as low as -26. Blustery, with a north northwest wind 18 to 26 mph, with gusts as high as 40 mph.

    Low: -6 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday

    Monday: Sunny and cold, with a high near 9. Wind chill values as low as -26. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.

    High: 9 °F

    Cold

  • Monday Night

    Monday Night: Partly cloudy, with a low around -6. Northwest wind 5 to 8 mph becoming light and variable.

    Low: -6 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow likely, mainly after 1pm. Mostly cloudy, with a high near 30. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 30 °F

    Chance Snow
    then Snow
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of freezing rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 22. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    Low: 22 °F

    Slight Chance
    Wintry Mix
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 41. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 41 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 31. West northwest wind 6 to 10 mph.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Today
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before 2pm. Mostly cloudy, with a high near 19. Windy, with a north northwest wind 30 to 32 mph, with gusts as high as 50 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Patchy blowing snow before 4am. Partly cloudy, with a low around -6. Wind chill values as low as -26. Blustery, with a north northwest wind 18 to 26 mph, with gusts as high as 40 mph.
Monday
Sunny and cold, with a high near 9. Wind chill values as low as -26. Northwest wind 14 to 16 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around -6. Northwest wind 5 to 8 mph becoming light and variable.
Tuesday
Snow likely, mainly after 1pm. Mostly cloudy, with a high near 30. Breezy, with a south southeast wind 8 to 13 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 29 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
A slight chance of freezing rain before 10pm, then a slight chance of snow between 10pm and 1am. Mostly cloudy, with a low around 22. South wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 41. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
Partly cloudy, with a low around 31. West northwest wind 6 to 10 mph.
Thursday
Partly sunny, with a high near 49. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Partly sunny, with a high near 58.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 54.
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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:
8:37 am CDT Mar 15, 2026
Forecast Valid:
9am CDT Mar 15, 2026-6pm CDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation