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

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

35°F

2°C

Humidity 61%
Wind Speed S 12 mph
Barometer 30.08 in (1019.9 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 24 Mar 2:53 am CDT
Extended Forecast for

6 Miles WSW Watertown SD

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 34. South wind around 13 mph, with gusts as high as 21 mph.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 54. East southeast wind 6 to 11 mph.

    High: 54 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 34. South southeast wind 6 to 9 mph.

    Low: 34 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71. South southwest wind 6 to 11 mph.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 36. West southwest wind 6 to 16 mph becoming northeast after midnight. Winds could gust as high as 26 mph.

    Low: 36 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46. Breezy, with a north wind 21 to 24 mph, with gusts as high as 36 mph.

    High: 46 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 16. Blustery, with a north wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph.

    Low: 16 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 41. West northwest wind 6 to 11 mph.

    High: 41 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. West northwest wind 7 to 10 mph becoming south southwest after midnight.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 34. South wind around 13 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 54. East southeast wind 6 to 11 mph.
Tuesday Night
Partly cloudy, with a low around 34. South southeast wind 6 to 9 mph.
Wednesday
Mostly sunny, with a high near 71. South southwest wind 6 to 11 mph.
Wednesday Night
Mostly cloudy, with a low around 36. West southwest wind 6 to 16 mph becoming northeast after midnight. Winds could gust as high as 26 mph.
Thursday
Partly sunny, with a high near 46. Breezy, with a north wind 21 to 24 mph, with gusts as high as 36 mph.
Thursday Night
Partly cloudy, with a low around 16. Blustery, with a north wind 15 to 20 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 30 mph.
Friday
Sunny, with a high near 41. West northwest wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 25. West northwest wind 7 to 10 mph becoming south southwest after midnight.
Saturday
Sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 34.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 38.
Monday
Partly sunny, with a high near 67.
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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:
3:36 am CDT Mar 24, 2026
Forecast Valid:
3am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
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