National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Light Rain

43°F

6°C

Humidity 76%
Wind Speed NW 8 mph
Barometer 30.16 in
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 5 Apr 10:10 pm CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • Tonight

    Tonight: Showers, mainly before 11pm. Low around 35. Northwest wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers then
    Mostly Cloudy

  • Monday

    Monday: A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 45 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 21. North wind 5 to 15 mph.

    Low: 21 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of snow showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of rain showers after 4am. Mostly cloudy, with a low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.

    Low: 29 °F

    Slight Chance
    Snow Showers
    then Chance
    Rain/Snow

  • Wednesday

    Wednesday: A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 63 °F

    Breezy.
    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Showers likely. Mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers
    Likely

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 63. West wind 10 to 15 mph.

    High: 63 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 39.

    Low: 39 °F

    Chance
    Showers

Detailed Forecast

Tonight
Showers, mainly before 11pm. Low around 35. Northwest wind 5 to 10 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 20 percent chance of showers after 4pm. Mostly cloudy, with a high near 45. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Monday Night
Partly cloudy, with a low around 21. North wind 5 to 15 mph.
Tuesday
Mostly sunny, with a high near 42. Calm wind becoming southeast around 5 mph in the afternoon.
Tuesday Night
A slight chance of snow showers before 1am, then a chance of rain and snow showers between 1am and 4am, then a chance of rain showers after 4am. Mostly cloudy, with a low around 29. Southeast wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63. Breezy, with a south wind 15 to 20 mph, with gusts as high as 30 mph.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 50. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A 40 percent chance of showers, mainly after 1pm. Mostly sunny, with a high near 63. West wind 10 to 15 mph.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 39.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 58.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 38.
Saturday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 47.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 71. Chance of precipitation is 60%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Fort Atkinson WI
 42.88°N 88.9°W (Elev. 814 ft)
Last Update:
9:07 pm CDT Apr 5, 2026
Forecast Valid:
10pm CDT Apr 5, 2026-6pm CDT Apr 12, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation