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.

Overcast

33°F

1°C

Humidity 96%
Wind Speed N 20 G 26 mph
Barometer 29.86 in (1011.6 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 22 Mar 12:53 am CDT
Extended Forecast for

Wallace SD

  • Overnight

    Overnight: A chance of sprinkles between 2am and 3am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 29. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 42. North northwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 42 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. North northwest wind 5 to 8 mph becoming south southeast after midnight.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: A slight chance of rain after 1pm. Increasing clouds, with a high near 50. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    High: 50 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. South wind 11 to 14 mph, with gusts as high as 24 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 52. East wind 10 to 14 mph.

    High: 52 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 35. East wind around 11 mph, with gusts as high as 20 mph.

    Low: 35 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 62. East wind 10 to 13 mph becoming southwest in the afternoon.

    High: 62 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 33. Southwest wind 10 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance Rain

Detailed Forecast

Overnight
A chance of sprinkles between 2am and 3am, then a slight chance of rain after 3am. Mostly cloudy, with a low around 29. North wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 42. North northwest wind 11 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Mostly clear, with a low around 26. North northwest wind 5 to 8 mph becoming south southeast after midnight.
Monday
A slight chance of rain after 1pm. Increasing clouds, with a high near 50. South wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Monday Night
Partly cloudy, with a low around 33. South wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Mostly cloudy, with a high near 52. East wind 10 to 14 mph.
Tuesday Night
Mostly cloudy, with a low around 35. East wind around 11 mph, with gusts as high as 20 mph.
Wednesday
Partly sunny, with a high near 62. East wind 10 to 13 mph becoming southwest in the afternoon.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 33. Southwest wind 10 to 14 mph becoming north after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 44. Breezy.
Thursday Night
Partly cloudy, with a low around 18.
Friday
Mostly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 25.
Saturday
Mostly sunny, with a high near 50.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
1:31 am CDT Mar 22, 2026
Forecast Valid:
1am CDT Mar 22, 2026-6pm CDT Mar 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation