Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

53°F

12°C

Humidity 37%
Wind Speed NW 6 mph
Barometer 29.89 in (1013.3 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 14 Feb 12:53 pm CST
Extended Forecast for

Watertown SD

  • This Afternoon

    This Afternoon: Sunny, with a high near 57. Northwest wind 6 to 8 mph.

    High: 57 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 30. Northwest wind around 6 mph becoming calm.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 57. South southwest wind 5 to 11 mph.

    High: 57 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30. South wind 6 to 9 mph becoming north after midnight.

    Low: 30 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Sunny, with a high near 52. North northeast wind 6 to 10 mph becoming east in the afternoon.

    High: 52 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of rain after noon.  Mostly cloudy, with a high near 52. Breezy, with an east southeast wind 14 to 21 mph, with gusts as high as 32 mph.  Chance of precipitation is 40%.

    High: 52 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Tuesday Night

    Tuesday Night: Rain likely.  Mostly cloudy, with a low around 33. East wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 26 mph.  Chance of precipitation is 70%.

    Low: 33 °F

    Rain Likely

  • Wednesday

    Wednesday: A chance of rain and snow before noon, then a chance of snow.  Mostly cloudy, with a high near 40. Breezy, with a west wind 18 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 50%.

    High: 40 °F

    Breezy.
    Chance
    Rain/Snow
    then Chance
    Snow

Detailed Forecast

This Afternoon
Sunny, with a high near 57. Northwest wind 6 to 8 mph.
Tonight
Mostly clear, with a low around 30. Northwest wind around 6 mph becoming calm.
Sunday
Mostly sunny, with a high near 57. South southwest wind 5 to 11 mph.
Sunday Night
Partly cloudy, with a low around 30. South wind 6 to 9 mph becoming north after midnight.
Washington's Birthday
Sunny, with a high near 52. North northeast wind 6 to 10 mph becoming east in the afternoon.
Monday Night
Partly cloudy, with a low around 34. East southeast wind 9 to 13 mph, with gusts as high as 21 mph.
Tuesday
A chance of rain after noon. Mostly cloudy, with a high near 52. Breezy, with an east southeast wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Tuesday Night
Rain likely. Mostly cloudy, with a low around 33. East wind 14 to 17 mph becoming west after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 70%.
Wednesday
A chance of rain and snow before noon, then a chance of snow. Mostly cloudy, with a high near 40. Breezy, with a west wind 18 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Thursday
A chance of snow. Partly sunny, with a high near 28. Chance of precipitation is 30%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 11. Chance of precipitation is 30%.
Friday
A slight chance of snow. Partly sunny, with a high near 25. Chance of precipitation is 20%.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown SD
 44.91°N 97.14°W (Elev. 1736 ft)
12:31 pm CST Feb 14, 2026
12pm CST Feb 14, 2026-6pm CST Feb 20, 2026
 
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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