Hazardous Weather Conditions
Current conditions at
Watertown, Watertown Municipal Airport (KATY)
Lat: 44.9°NLon: 97.15°WElev: 1745ft.
Fair
81°F
27°C
| Humidity | 21% |
| Wind Speed | SW 16 G 23 mph |
| Barometer | 29.55 in (1000.0 mb) |
| Dewpoint | 37°F (3°C) |
| Visibility | 10.00 mi |
| Heat Index | 79°F (26°C) |
| Last update | 16 Apr 5:53 pm CDT |
Extended Forecast for
3 Miles ESE Watertown Municipal Airport SD
Red Flag Warning until April 16, 08:00pm
NOW until 8:00pm Thu
Red Flag Warning
Tonight
Low: 36 °F
Slight Chance
Showers then
Mostly CloudyFriday
High: 41 °F
Breezy.
Chance
Rain/Snow
then Chance
Snow ShowersFriday Night
Low: 23 °F
Mostly Cloudy
and Blustery
then Partly
CloudySaturday
High: 43 °F
Mostly Sunny
then Sunny
and BreezySaturday Night

Low: 24 °F
Mostly Clear
Sunday

High: 50 °F
Sunny
Sunday Night

Low: 32 °F
Mostly Clear
Monday

High: 70 °F
Sunny
Detailed Forecast
Tonight
A slight chance of showers between 8pm and 10pm. Partly cloudy, with a low around 36. South southwest wind 10 to 15 mph becoming northeast after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 20%.
Friday
A chance of rain and snow showers before noon, then a chance of snow showers between noon and 1pm. Mostly cloudy, with a high near 41. Breezy, with a north northwest wind 16 to 22 mph, with gusts as high as 36 mph. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 23. Blustery, with a northwest wind 16 to 22 mph, with gusts as high as 36 mph.
Saturday
Sunny, with a high near 43. Breezy, with a west northwest wind 16 to 21 mph, with gusts as high as 33 mph.
Saturday Night
Mostly clear, with a low around 24. Northwest wind 13 to 18 mph decreasing to 6 to 11 mph in the evening. Winds could gust as high as 30 mph.
Sunday
Sunny, with a high near 50. North northwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 32. North northeast wind 6 to 10 mph becoming southeast after midnight. Winds could gust as high as 20 mph.
Monday
Sunny, with a high near 70. South southeast wind 11 to 18 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 42. South southwest wind 9 to 13 mph becoming north after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 70.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 74.
Wednesday Night
A chance of showers. Partly cloudy, with a low around 51. Chance of precipitation is 30%.
Thursday
A chance of showers. Partly sunny, with a high near 70. Breezy. Chance of precipitation is 50%.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles ESE Watertown Municipal Airport SD
44.91°N 97.11°W (Elev. 1752 ft)
44.91°N 97.11°W (Elev. 1752 ft)
5:36 pm CDT Apr 16, 2026
6pm CDT Apr 16, 2026-6pm CDT Apr 23, 2026



