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.

Overcast

34°F

1°C

Humidity 70%
Wind Speed SW 13 mph
Barometer 29.98 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 18 Mar 12:45 pm CDT
Extended Forecast for

5 Miles SW Fort Atkinson WI

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 38. Southwest wind around 10 mph.

    High: 38 °F

    Partly Sunny

  • Tonight

    Tonight: A 30 percent chance of rain, mainly after 1am. Increasing clouds, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.

    Low: 29 °F

    Chance Rain

  • Thursday

    Thursday: A chance of freezing rain, mainly before 7am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 46. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.

    High: 46 °F

    Chance
    Freezing Rain
    and Patchy
    Fog then
    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.

    Low: 33 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 57. Southwest wind around 5 mph becoming northwest in the afternoon.

    High: 57 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.

    High: 66 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of rain. Mostly cloudy, with a low around 39. Southwest wind around 10 mph becoming northeast after midnight.

    Low: 39 °F

    Slight Chance
    Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Partly sunny, with a high near 51.

    High: 51 °F

    Slight Chance
    Rain

Detailed Forecast

This Afternoon
Partly sunny, with a high near 38. Southwest wind around 10 mph.
Tonight
A 30 percent chance of rain, mainly after 1am. Increasing clouds, with a low around 29. Southwest wind around 5 mph becoming calm in the evening.
Thursday
A chance of freezing rain, mainly before 7am. Patchy fog before 11am. Otherwise, partly sunny, with a high near 46. Calm wind becoming east around 5 mph in the afternoon. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 33. Calm wind becoming south around 5 mph after midnight.
Friday
Mostly cloudy, with a high near 57. Southwest wind around 5 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 37. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 39. Southwest wind around 10 mph becoming northeast after midnight.
Sunday
A 20 percent chance of rain before 1pm. Partly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 25.
Monday
Partly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 26.
Tuesday
Partly sunny, with a high near 51.
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:
12:27 pm CDT Mar 18, 2026
Forecast Valid:
1pm CDT Mar 18, 2026-6pm CDT Mar 24, 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