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

41°F

5°C

Humidity 49%
Wind Speed NW 16 G 30 mph
Barometer 29.91 in (1014.1 mb)
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 8 Apr 7:53 pm CDT
Extended Forecast for

Wallace SD

  • Tonight

    Tonight: Mostly clear, with a low around 24. Blustery, with a west northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.

    Low: 24 °F

    Clear and
    Blustery then
    Mostly Clear

  • Thursday

    Thursday: A chance of snow after 2pm, mixing with rain after 5pm. Increasing clouds, with a high near 41. West northwest wind around 6 mph. Chance of precipitation is 50%.

    High: 41 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.

    Low: 23 °F

    Chance Rain
    then Mostly
    Clear

  • Friday

    Friday: Sunny, with a high near 53. Southwest wind 3 to 6 mph.

    High: 53 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. South southeast wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of rain. Mostly cloudy, with a high near 59. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.

    High: 59 °F

    Chance Rain
    and Breezy

  • Saturday Night

    Saturday Night: A chance of rain. Cloudy, with a low around 52. Breezy, with a south wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.

    Low: 52 °F

    Chance Rain
    and Breezy

  • Sunday

    Sunday: A chance of rain. Partly sunny, with a high near 74. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.

    High: 74 °F

    Chance Rain
    and Breezy

  • Sunday Night

    Sunday Night: A slight chance of rain before 1am. Mostly clear, with a low around 46. Southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    Low: 46 °F

    Slight Chance
    Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 24. Blustery, with a west northwest wind 20 to 25 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 36 mph.
Thursday
A chance of snow after 2pm, mixing with rain after 5pm. Increasing clouds, with a high near 41. West northwest wind around 6 mph. Chance of precipitation is 50%.
Thursday Night
A chance of rain before 7pm. Cloudy during the early evening, then gradual clearing, with a low around 23. North northwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 30%.
Friday
Sunny, with a high near 53. Southwest wind 3 to 6 mph.
Friday Night
Partly cloudy, with a low around 37. South southeast wind 6 to 14 mph, with gusts as high as 23 mph.
Saturday
A chance of rain. Mostly cloudy, with a high near 59. Breezy, with a south southeast wind 15 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 40%.
Saturday Night
A chance of rain. Cloudy, with a low around 52. Breezy, with a south wind around 21 mph, with gusts as high as 33 mph. Chance of precipitation is 50%.
Sunday
A chance of rain. Partly sunny, with a high near 74. Breezy, with a south wind 18 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 40%.
Sunday Night
A slight chance of rain before 1am. Mostly clear, with a low around 46. Southwest wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Monday
A chance of rain, mainly after 1pm. Partly sunny, with a high near 62. Chance of precipitation is 50%.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%.
Tuesday
A chance of rain and snow. Mostly cloudy, with a high near 37. Breezy. Chance of precipitation is 40%.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 22. Chance of precipitation is 20%.
Wednesday
Mostly sunny, with a high near 45.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Wallace SD
 45.07°N 97.48°W (Elev. 1814 ft)
Last Update:
7:36 pm CDT Apr 8, 2026
Forecast Valid:
8pm CDT Apr 8, 2026-6pm CDT Apr 15, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation