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 87%
Wind Speed NE 5 mph
Barometer 30.03 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 19 Mar 2:15 am CDT
Extended Forecast for

2 Miles N Janesville WI

  • Overnight

    Overnight: Mostly cloudy, with a low around 30. Calm wind.

    Low: 30 °F

    Mostly Cloudy

  • Thursday

    Thursday: Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 48. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 48 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. Southeast wind around 5 mph becoming southwest after midnight.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 58. Southwest wind 5 to 10 mph becoming northwest in the afternoon.

    High: 58 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38. North wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 64. South wind 5 to 10 mph.

    High: 64 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42. South wind around 10 mph becoming west after midnight.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 48. North wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 48 °F

    Slight Chance
    Rain

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 30. Calm wind.
Thursday
Patchy fog between 8am and 9am. Otherwise, partly sunny, with a high near 48. Calm wind becoming southeast around 5 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 35. Southeast wind around 5 mph becoming southwest after midnight.
Friday
Mostly cloudy, with a high near 58. Southwest wind 5 to 10 mph becoming northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 38. North wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 64. South wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 42. South wind around 10 mph becoming west after midnight.
Sunday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 48. North wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Sunny, with a high near 44.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly cloudy, with a high near 51.
Tuesday Night
Mostly cloudy, with a low around 32.
Wednesday
Mostly cloudy, with a high near 54.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Janesville WI
 42.71°N 89°W (Elev. 892 ft)
Last Update:
2:31 am CDT Mar 19, 2026
Forecast Valid:
2am CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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