
Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.
Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >
Hazardous Weather Conditions
Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Overcast
7°F
-14°C
| Humidity | 80% |
| Wind Speed | NW 10 mph |
| Barometer | 29.84 in (1014.3 mb) |
| Dewpoint | 2°F (-17°C) |
| Visibility | 10.00 mi |
| Wind Chill | -7°F (-22°C) |
| Last update | 20 Feb 9:53 am CST |
Extended Forecast for
Watertown SD
Today

High: 17 °F
Mostly Cloudy
Tonight

Low: 3 °F
Mostly Cloudy
Saturday

High: 19 °F
Partly Sunny
Saturday Night

Low: 1 °F
Partly Cloudy
Sunday

High: 14 °F
Mostly Sunny
Sunday Night

Low: -5 °F
Partly Cloudy
Monday

High: 24 °F
Sunny
Monday Night

Low: 16 °F
Partly Cloudy
Tuesday

High: 40 °F
Partly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 17. West northwest wind 10 to 13 mph, with gusts as high as 21 mph.
Tonight
Mostly cloudy, with a low around 3. Northwest wind 6 to 9 mph.
Saturday
Partly sunny, with a high near 19. Northwest wind 7 to 13 mph.
Saturday Night
Partly cloudy, with a low around 1. North northwest wind 9 to 11 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 14. North northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Sunday Night
Partly cloudy, with a low around -5. North northwest wind 6 to 11 mph becoming light northeast after midnight.
Monday
Sunny, with a high near 24. Light and variable wind becoming south 9 to 14 mph in the morning.
Monday Night
Partly cloudy, with a low around 16. South wind 11 to 14 mph, with gusts as high as 24 mph.
Tuesday
Partly sunny, with a high near 40. Southwest wind 10 to 13 mph becoming northwest in the afternoon.
Tuesday Night
A chance of snow after midnight. Mostly cloudy, with a low around 17. Chance of precipitation is 30%.
Wednesday
A slight chance of snow. Partly sunny, with a high near 33. Chance of precipitation is 20%.
Wednesday Night
Partly cloudy, with a low around 14.
Thursday
Sunny, with a high near 43.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Watertown SD
44.91°N 97.14°W (Elev. 1736 ft)
44.91°N 97.14°W (Elev. 1736 ft)
10:21 am CST Feb 20, 2026
10am CST Feb 20, 2026-6pm CST Feb 26, 2026



