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

39°F

4°C

Humidity 89%
Wind Speed N 17 mph
Barometer 29.82 in (1009.8 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill30°F (-1°C)
Last update 26 Mar 5:53 am CDT
Extended Forecast for

Wallace SD

  • Today

    Today: A chance of rain and snow showers before 3pm, then a chance of sprinkles and flurries between 3pm and 4pm. Mostly cloudy, with a high near 38. Breezy, with a north wind 11 to 16 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 20%.

    High: 38 °F

    Chance
    Rain/Snow and
    Breezy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 22 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Friday

    Friday: Sunny, with a high near 38. North northwest wind 9 to 15 mph, with gusts as high as 24 mph.

    High: 38 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. West northwest wind 6 to 15 mph becoming south after midnight. Winds could gust as high as 26 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 58. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 33 mph.

    High: 58 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 36. South southeast wind 10 to 13 mph, with gusts as high as 21 mph.

    Low: 36 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 68. South southeast wind 10 to 13 mph, with gusts as high as 21 mph.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. North northwest wind 9 to 13 mph becoming northeast after midnight. Winds could gust as high as 21 mph.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 57. East wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 57 °F

    Partly Sunny

Detailed Forecast

Today
A chance of rain and snow showers before 3pm, then a chance of sprinkles and flurries between 3pm and 4pm. Mostly cloudy, with a high near 38. Breezy, with a north wind 11 to 16 mph increasing to 18 to 23 mph in the morning. Winds could gust as high as 33 mph. Chance of precipitation is 20%.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. North wind 7 to 14 mph becoming west after midnight. Winds could gust as high as 22 mph.
Friday
Sunny, with a high near 38. North northwest wind 9 to 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 24. West northwest wind 6 to 15 mph becoming south after midnight. Winds could gust as high as 26 mph.
Saturday
Mostly sunny, with a high near 58. Breezy, with a south southwest wind 16 to 22 mph, with gusts as high as 33 mph.
Saturday Night
Partly cloudy, with a low around 36. South southeast wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday
Mostly sunny, with a high near 68. South southeast wind 10 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 33. North northwest wind 9 to 13 mph becoming northeast after midnight. Winds could gust as high as 21 mph.
Monday
Partly sunny, with a high near 57. East wind 14 to 18 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A chance of rain. Partly sunny, with a high near 64. Breezy. Chance of precipitation is 30%.
Tuesday Night
A chance of rain and snow. Mostly cloudy, with a low around 34. Chance of precipitation is 30%.
Wednesday
A chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
6:37 am CDT Mar 26, 2026
Forecast Valid:
6am CDT Mar 26, 2026-6pm CDT Apr 1, 2026
 
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Additional Resources

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Chance of Precipitation