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.

Overcast

31°F

-1°C

Humidity 47%
Wind Speed E 12 G 22 mph
Barometer 29.92 in (1015.5 mb)
Dewpoint 13°F (-11°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 14 Mar 12:53 pm CDT
Extended Forecast for

Wallace SD

Blizzard Warning March 15, 03:00am until March 15, 07:00pm
Winter Storm Warning March 14, 07:00pm until March 15, 03:00am
Click here for hazard details and duration
Blizzard Warning
Winter Storm Warning

  • This Afternoon

    This Afternoon: A chance of snow. Cloudy, with a high near 32. East wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.

    High: 32 °F

    Chance Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 11. Windy, with an east wind 21 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

    Low: 11 °F

    Heavy Snow
    and Blowing
    Snow

  • Sunday

    Sunday: Snow, mainly before 9am. Widespread blowing snow, mainly before 1pm. Temperature falling to around 12 by 9am. Windy, with a north wind 31 to 36 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 19 °F⇓

    Snow and
    Blowing Snow
    then Blowing
    Snow and
    Windy

  • Sunday Night

    Sunday Night: Patchy blowing snow before 1am. Partly cloudy, with a low around -6. Wind chill values as low as -26. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 40 mph.

    Low: -6 °F

    Patchy
    Blowing Snow
    and Blustery

  • Monday

    Monday: Sunny and cold, with a high near 8. North northwest wind around 14 mph, with gusts as high as 24 mph.

    High: 8 °F

    Cold

  • Monday Night

    Monday Night: Partly cloudy, with a low around -5. Northwest wind 5 to 7 mph becoming south southeast after midnight.

    Low: -5 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of snow before 1pm, then snow likely, possibly mixed with freezing rain. Mostly cloudy, with a high near 32. South southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.

    High: 32 °F

    Chance Snow
    then Wintry
    Mix Likely

  • Tuesday Night

    Tuesday Night: A slight chance of rain or freezing rain before 1am. Mostly cloudy, with a low around 25. South southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 20%.

    Low: 25 °F

    Slight Chance
    Rain/Freezing
    Rain

  • Wednesday

    Wednesday: Partly sunny, with a high near 41. Southwest wind around 10 mph.

    High: 41 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A chance of snow. Cloudy, with a high near 32. East wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%.
Tonight
Snow. The snow could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 11. Windy, with an east wind 21 to 30 mph, with gusts as high as 44 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.
Sunday
Snow, mainly before 9am. Widespread blowing snow, mainly before 1pm. Temperature falling to around 12 by 9am. Windy, with a north wind 31 to 36 mph, with gusts as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Patchy blowing snow before 1am. Partly cloudy, with a low around -6. Wind chill values as low as -26. Blustery, with a north northwest wind 17 to 26 mph, with gusts as high as 40 mph.
Monday
Sunny and cold, with a high near 8. North northwest wind around 14 mph, with gusts as high as 24 mph.
Monday Night
Partly cloudy, with a low around -5. Northwest wind 5 to 7 mph becoming south southeast after midnight.
Tuesday
A chance of snow before 1pm, then snow likely, possibly mixed with freezing rain. Mostly cloudy, with a high near 32. South southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 70%.
Tuesday Night
A slight chance of rain or freezing rain before 1am. Mostly cloudy, with a low around 25. South southwest wind 10 to 14 mph becoming west after midnight. Winds could gust as high as 24 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 41. Southwest wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 59.
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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:
1:32 pm CDT Mar 14, 2026
Forecast Valid:
1pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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