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

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Fair

36°F

2°C

Humidity 59%
Wind Speed S 12 mph
Barometer 30.10 in (1020.8 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 24 Mar 12:53 am CDT
Extended Forecast for

Wallace SD

  • Overnight

    Overnight: Mostly cloudy, with a low around 31. Breezy, with a south wind 13 to 20 mph.

    Low: 31 °F

    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 53. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 53 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 35. South southeast wind 7 to 9 mph.

    Low: 35 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 70. Southwest wind 6 to 11 mph.

    High: 70 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind 6 to 11 mph becoming north northeast 12 to 17 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.

    Low: 36 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: Partly sunny, with a high near 45. Breezy, with a north wind 20 to 24 mph, with gusts as high as 37 mph.

    High: 45 °F

    Partly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 17. 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: 17 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Sunny, with a high near 40. West northwest wind 6 to 11 mph.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25. West northwest wind 8 to 11 mph becoming southwest after midnight.

    Low: 25 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 31. Breezy, with a south wind 13 to 20 mph.
Tuesday
Mostly cloudy, with a high near 53. Southeast wind 6 to 11 mph, with gusts as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 35. South southeast wind 7 to 9 mph.
Wednesday
Mostly sunny, with a high near 70. Southwest wind 6 to 11 mph.
Wednesday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 36. Southwest wind 6 to 11 mph becoming north northeast 12 to 17 mph after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Thursday
Partly sunny, with a high near 45. Breezy, with a north wind 20 to 24 mph, with gusts as high as 37 mph.
Thursday Night
Partly cloudy, with a low around 17. 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 40. West northwest wind 6 to 11 mph.
Friday Night
Mostly clear, with a low around 25. West northwest wind 8 to 11 mph becoming southwest after midnight.
Saturday
Sunny, with a high near 54.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 58.
Sunday Night
Partly cloudy, with a low around 36.
Monday
Mostly sunny, with a high near 63.
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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:
12:46 am CDT Mar 24, 2026
Forecast Valid:
1am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation