News Headlines
Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Partly Cloudy
82°F
28°C
| Humidity | 74% |
| Wind Speed | S 14 mph |
| Barometer | 29.94 in |
| Dewpoint | 73°F (23°C) |
| Visibility | 10.00 mi |
| Heat Index | 87°F (31°C) |
| Last update | 4 Sep 1:45 pm CDT |
Extended Forecast for
Fort Atkinson WI
This Afternoon

High: 82 °F
Scattered
ShowersTonight
Low: 69 °F
Chance
T-storms then
Patchy FogSaturday
High: 82 °F
Areas Fog
then Partly
SunnySaturday Night

Low: 59 °F
Partly Cloudy
Sunday

High: 80 °F
Mostly Sunny
Sunday Night

Low: 57 °F
Partly Cloudy
Labor Day

High: 80 °F
Mostly Sunny
Monday Night

Low: 61 °F
Mostly Cloudy
Tuesday

High: 84 °F
Slight Chance
Showers
Detailed Forecast
This Afternoon
Scattered showers and thunderstorms, mainly before 4pm. Partly sunny, with a high near 82. West wind 5 to 10 mph. Chance of precipitation is 50%.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 69. West wind around 5 mph becoming calm in the evening.
Saturday
Areas of fog before 10am. Otherwise, partly sunny, with a high near 82. Northeast wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 59. Northeast wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 80. Calm wind becoming east around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 57. East wind around 5 mph becoming calm in the evening.
Labor Day
Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.
Monday Night
Mostly cloudy, with a low around 61. Southeast wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 84.
Tuesday Night
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of showers. Partly sunny, with a high near 85.
Wednesday Night
Partly cloudy, with a low around 61.
Thursday
Mostly sunny, with a high near 77.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Fort Atkinson WI
42.92°N 88.84°W (Elev. 797 ft)
42.92°N 88.84°W (Elev. 797 ft)
1:21 pm CDT Sep 4, 2026
2pm CDT Sep 4, 2026-6pm CDT Sep 10, 2026



