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

Tracking Areas of Fire Weather, Winter Weather, and Severe Weather Thursday

Continuation of gusty winds and low relative humidity will bring additional periods of critical fire weather to the southern Plains Thursday and Friday. Another Pacific storm will continue gusty winds and heavy snow over the western mountains into Thursday. Severe thunderstorms are possible across parts of the middle Mississippi into lower Ohio Valleys Thursday afternoon into early evening. Read More >

Hazardous Weather Conditions

Current conditions at

Watertown, Watertown Municipal Airport (KATY)

Lat: 44.9°NLon: 97.15°WElev: 1745ft.

Overcast

14°F

-10°C

Humidity 84%
Wind Speed NW 15 G 24 mph
Barometer 29.70 in (1008.6 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 19 Feb 3:53 am CST
Extended Forecast for

Wallace SD

  • Today

    Today: Mostly cloudy, with a high near 21. Blustery, with a north northwest wind 16 to 21 mph, with gusts as high as 29 mph.

    High: 21 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tonight

    Tonight: A chance of flurries between 11pm and 2am. Mostly cloudy, with a low around 10. Northwest wind 14 to 16 mph, with gusts as high as 26 mph.

    Low: 10 °F

    Chance
    Flurries

  • Friday

    Friday: Mostly cloudy, with a high near 18. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 18 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 5. Northwest wind 6 to 10 mph.

    Low: 5 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 18. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 18 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 1. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 1 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 13. North northwest wind 10 to 14 mph, with gusts as high as 22 mph.

    High: 13 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around -3. North northwest wind 5 to 10 mph becoming northeast after midnight.

    Low: -3 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 24. East northeast wind 5 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 22 mph.

    High: 24 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, with a high near 21. Blustery, with a north northwest wind 16 to 21 mph, with gusts as high as 29 mph.
Tonight
A chance of flurries between 11pm and 2am. Mostly cloudy, with a low around 10. Northwest wind 14 to 16 mph, with gusts as high as 26 mph.
Friday
Mostly cloudy, with a high near 18. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly cloudy, with a low around 5. Northwest wind 6 to 10 mph.
Saturday
Mostly sunny, with a high near 18. Northwest wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 1. North northwest wind around 10 mph, with gusts as high as 20 mph.
Sunday
Mostly sunny, with a high near 13. North northwest wind 10 to 14 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around -3. North northwest wind 5 to 10 mph becoming northeast after midnight.
Monday
Mostly sunny, with a high near 24. East northeast wind 5 to 14 mph becoming south southeast in the afternoon. Winds could gust as high as 22 mph.
Monday Night
Partly cloudy, with a low around 17.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
Mostly sunny, with a high near 33.
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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:
3:36 am CST Feb 19, 2026
Forecast Valid:
4am CST Feb 19, 2026-6pm CST Feb 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation