National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Tracking Weekend Storm Impacts

A storm and trailing cold front will continue to slowly move through the Gulf Coast and Southeast U.S. through this weekend with widespread rain showers and isolated thunderstorms. A fast-moving clipper storm may bring several inches of snow to the north-central Plains, Midwest, eastern Great Lakes, and Northeast regions this weekend. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Light Snow Fog/Mist

14°F

-10°C

Humidity 84%
Wind Speed NE 16 G 24 mph
Barometer 29.79 in (1011.5 mb)
Dewpoint 10°F (-12°C)
Visibility 2.00 mi
Wind Chill-2°F (-19°C)
Last update 6 Dec 2:53 pm CST
Extended Forecast for

Watertown SD

  • This Afternoon

    This Afternoon: Snow likely, mainly before 4pm. Cloudy, with a steady temperature around 15. Northeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.

    High: 15 °F

    Snow Likely

  • Tonight

    Tonight: A chance of snow, mainly before midnight. Mostly cloudy, with a low around -4. Wind chill values as low as -18. North northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.

    Low: -4 °F

    Chance Snow

  • Sunday

    Sunday: A slight chance of snow before 4pm, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 11. North northeast wind 5 to 8 mph becoming south southeast in the afternoon. Chance of precipitation is 20%.

    High: 11 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 10pm. Cloudy, with a low around 4. South southeast wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 4 °F

    Snow Likely
    then Slight
    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 32. South wind 10 to 15 mph, with gusts as high as 26 mph.

    High: 32 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 22. West wind 8 to 14 mph, with gusts as high as 24 mph.

    Low: 22 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain likely, possibly mixed with snow, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south southwest wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%.

    High: 37 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 9. Blustery, with a northwest wind 21 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.

    Low: 9 °F

    Blustery.
    Chance
    Rain/Snow
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 16. Blustery, with a northwest wind 10 to 20 mph becoming east northeast in the afternoon. Winds could gust as high as 33 mph.

    High: 16 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

Detailed Forecast

This Afternoon
Snow likely, mainly before 4pm. Cloudy, with a steady temperature around 15. Northeast wind around 14 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
A chance of snow, mainly before midnight. Mostly cloudy, with a low around -4. Wind chill values as low as -18. North northeast wind 7 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 30%.
Sunday
A slight chance of snow before 4pm, then a slight chance of snow after 5pm. Mostly cloudy, with a high near 11. North northeast wind 5 to 8 mph becoming south southeast in the afternoon. Chance of precipitation is 20%.
Sunday Night
Snow likely, mainly before 10pm. Cloudy, with a low around 4. South southeast wind around 10 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
Mostly cloudy, with a high near 32. South wind 10 to 15 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 22. West wind 8 to 14 mph, with gusts as high as 24 mph.
Tuesday
Rain likely, possibly mixed with snow, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a south southwest wind 8 to 13 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 37 mph. Chance of precipitation is 60%.
Tuesday Night
A chance of rain and snow before midnight, then a slight chance of snow. Mostly cloudy, with a low around 9. Blustery, with a northwest wind 21 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 40%.
Wednesday
Mostly cloudy, with a high near 16. Blustery, with a northwest wind 10 to 20 mph becoming east northeast in the afternoon. Winds could gust as high as 33 mph.
Wednesday Night
A chance of snow, mainly after midnight. Mostly cloudy, with a low around 5. Chance of precipitation is 30%.
Thursday
A chance of snow. Mostly cloudy, with a high near 13. Chance of precipitation is 30%.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around -5. Chance of precipitation is 20%.
Friday
Partly sunny and cold, with a high near 3.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
Last Update:
2:36 pm CST Dec 6, 2025
Forecast Valid:
3pm CST Dec 6, 2025-6pm CST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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