Waterloo, WI Weather Forecast
Jefferson County, Wisconsin
Live radar, warnings and storm tracking for Waterloo, 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 Waterloo
Every NWS warning, pushed to your phone, inbox or webhook the moment it is issued.
Waterloo, WI at a glance
Waterloo is home to about 3,611 people in Jefferson County, across 3.8 square miles. It ranks 233rd by population of 322 places in Wisconsin with a forecast here. The nearest neighbour with its own forecast is Marshall, 4 miles away.
- County
- Jefferson County
- Population
- 3,611 2023 est.
- Land area
- 3.8 sq mi
- People per sq mi
- 952
- Forecast point
- 43.1835°N, 88.9900°W
How well can the network see Waterloo?
The nearest Doppler radar is KMKX (Milwaukee, WI), to the SE. Its lowest scan passes about 1,600 ft above Waterloo. That is about as close as US radar coverage gets: low-level rotation and gust fronts over Waterloo show up clearly. Waterloo is closer to its radar than 75% of US cities.
The closest weather station is KRYV (Watertown Muni). Representative on most days, though a thunderstorm can hit one and miss the other.
Forecasts near Waterloo
- Marshall, WI4 mi
- Lake Mills, WI8 mi
- Bristol, WI10 mi
- Deerfield, WI10 mi
- Columbus, WI11 mi
- Sun Prairie, WI12 mi
- Cottage Grove, WI13 mi
- Watertown, WI13 mi
Elsewhere in Wisconsin
MilwaukeeMadisonGreen BayKenoshaRacineAppletonAll Wisconsin forecasts →