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Hazardous Weather Conditions
Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Fair
42°F
6°C
| Humidity | 47% |
| Wind Speed | SE 9 mph |
| Barometer | 29.92 in (1014.2 mb) |
| Dewpoint | 23°F (-5°C) |
| Visibility | 10.00 mi |
| Wind Chill | 37°F (3°C) |
| Last update | 28 Mar 11:53 pm CDT |
Extended Forecast for
Watertown SD
Overnight

Low: 33 °F
Mostly Cloudy
Sunday

High: 70 °F
Becoming
SunnySunday Night

Low: 36 °F
Mostly Clear
Monday

High: 66 °F
Mostly Sunny
Monday Night
Low: 32 °F
Partly Cloudy
then Slight
Chance RainTuesday

High: 43 °F
Partly Sunny
and BreezyTuesday Night
Low: 18 °F
Mostly Clear
and Blustery
then Partly
CloudyWednesday

High: 44 °F
Mostly Sunny
Wednesday Night
Low: 28 °F
Partly Cloudy
then Slight
Chance Snow
Detailed Forecast
Overnight
Mostly cloudy, with a low around 33. South wind around 8 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 70. South southeast wind around 7 mph becoming west in the afternoon.
Sunday Night
Mostly clear, with a low around 36. Northwest wind 5 to 9 mph becoming east after midnight.
Monday
Mostly sunny, with a high near 66. East northeast wind 10 to 14 mph.
Monday Night
A slight chance of rain after 1am. Mostly cloudy, with a low around 32. Northeast wind 9 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tuesday
Partly sunny, with a high near 43. Breezy, with a northwest wind 18 to 22 mph, with gusts as high as 32 mph.
Tuesday Night
Partly cloudy, with a low around 18. Blustery, with a north wind 15 to 20 mph decreasing to 8 to 13 mph after midnight.
Wednesday
Mostly sunny, with a high near 44. East northeast wind 7 to 15 mph becoming southeast in the afternoon.
Wednesday Night
A slight chance of snow after 1am. Partly cloudy, with a low around 28. Southeast wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Thursday
A chance of snow before 1pm, then a chance of rain and snow. Partly sunny, with a high near 48. Breezy. Chance of precipitation is 30%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 31. Breezy. Chance of precipitation is 40%.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 48. Breezy. Chance of precipitation is 50%.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 30. Chance of precipitation is 50%.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 45. Breezy. Chance of precipitation is 40%.
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)
11:36 pm CDT Mar 28, 2026
12am CDT Mar 29, 2026-6pm CDT Apr 4, 2026



