Watertown, WI Weather Forecast
Jefferson County, Wisconsin
Live radar, warnings and storm tracking for Watertown, with free alerts the moment it counts.
The next few hours
Taller, warmer bars mean heavier rain. Dotted means no reading for that hour.
Hour by hour
Sunrise and sunset
Next five days, scored 0 to 100The first day or two use the HRRR and NBM cloud layers. Later days only have total cloud, so treat them as a rough guide.
Know when sunset at this place will be worth a photo
We score every sunrise and sunset here from the cloud, haze and smoke forecast, and let you know when one is likely to light up. Sunrise the evening before, sunset a few hours ahead.
Seven-day outlook
Free alerts for Watertown
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Watertown, WI at a glance
Watertown is home to about 22,692 people in Jefferson County, across 12 square miles. It ranks 38th by population of 322 places in Wisconsin with a forecast here. The nearest neighbour with its own forecast is Ixonia, 7 miles away.
- County
- Jefferson County
- Population
- 22,692 2023 est.
- Land area
- 12 sq mi
- People per sq mi
- 1,881
- Forecast point
- 43.1894°N, 88.7289°W
How well can the network see Watertown?
The nearest Doppler radar is KMKX (Milwaukee, WI), to the SSE. Its lowest scan passes about 980 ft above Watertown. That is about as close as US radar coverage gets: low-level rotation and gust fronts over Watertown show up clearly. Watertown is closer to its radar than 88% of US cities.
The closest weather station is KRYV (Watertown Muni). Close enough that its readings are the conditions in town.
Forecasts near Watertown
- Ixonia, WI7 mi
- Johnson Creek, WI8 mi
- Lake Mills, WI12 mi
- Waterloo, WI13 mi
- Oconomowoc, WI13 mi
- Jefferson, WI13 mi
- Ashippun, WI14 mi
- Juneau, WI15 mi
Elsewhere in Wisconsin
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