Hazardous Weather Conditions
Current conditions at
Janesville-Rock County (KJVL)
Lat: 42.62°NLon: 89.04°WElev: 801ft.
Partly Cloudy
72°F
22°C
| Humidity | 69% |
| Wind Speed | S 18 G 22 mph |
| Barometer | 29.84 in |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 17 Apr 10:45 am CDT |
Extended Forecast for
3 Miles NNW Afton WI
Flood Watch April 17, 01:00pm until April 18, 07:00am
Today

High: 80 °F
Severe
Thunderstorms
and BreezyTonight
Low: 38 °F
Severe
Thunderstorms
then Showers
Likely and
BreezySaturday

High: 48 °F
Decreasing
Clouds and
BreezySaturday Night

Low: 31 °F
Mostly Clear
Sunday

High: 48 °F
Mostly Sunny
Sunday Night

Low: 28 °F
Mostly Clear
Monday

High: 56 °F
Sunny
Monday Night

Low: 44 °F
Mostly Cloudy
Tuesday

High: 71 °F
Partly Sunny
Detailed Forecast
Today
Showers and thunderstorms, mainly after 4pm. Some of the storms could be severe. High near 80. Breezy, with a south wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms before 3am, then a slight chance of showers between 3am and 4am. Some of the storms could be severe. Low around 38. Breezy, with a south wind 15 to 20 mph becoming northwest after midnight. Winds could gust as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 48. Breezy, with a west wind around 20 mph, with gusts as high as 30 mph.
Saturday Night
Mostly clear, with a low around 31. West wind 5 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 48. West wind 5 to 15 mph becoming northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 28. Northwest wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 56. South wind 5 to 10 mph.
Monday Night
Mostly cloudy, with a low around 44. South wind 10 to 15 mph.
Tuesday
Partly sunny, with a high near 71.
Tuesday Night
Mostly clear, with a low around 47.
Wednesday
Sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
A 20 percent chance of showers. Mostly sunny, with a high near 76.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Afton WI
42.74°N 89.12°W (Elev. 948 ft)
42.74°N 89.12°W (Elev. 948 ft)
11:07 am CDT Apr 17, 2026
11am CDT Apr 17, 2026-6pm CDT Apr 23, 2026



