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.

Fair

45°F

7°C

Humidity 93%
Wind Speed Calm
Barometer 29.72 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 10 Mar 12:55 am CDT
Extended Forecast for

2 Miles N Janesville WI

  • Overnight

    Overnight: Partly cloudy, with a low around 41. Calm wind becoming northeast around 5 mph.

    Low: 41 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 52. East wind 5 to 15 mph.

    High: 52 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms before 4am, then a chance of rain, mainly after 5am. Low around 34. Northeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 34 °F

    Showers

  • Wednesday

    Wednesday: Rain and snow before 1pm, then a chance of snow between 1pm and 4pm, then a chance of rain and snow after 4pm. High near 39. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 39 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 23. Northwest wind 5 to 15 mph.

    Low: 23 °F

    Chance Rain
    then Mostly
    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 46. Southwest wind 5 to 15 mph.

    High: 46 °F

    Increasing
    Clouds

  • Thursday Night

    Thursday Night: Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 35. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Rain Likely
    then
    Rain/Snow
    Likely and
    Breezy

  • Friday

    Friday: A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.

    High: 45 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 41. Calm wind becoming northeast around 5 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Partly sunny, with a high near 52. East wind 5 to 15 mph.
Tuesday Night
Showers and thunderstorms before 4am, then a chance of rain, mainly after 5am. Low around 34. Northeast wind 10 to 15 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday
Rain and snow before 1pm, then a chance of snow between 1pm and 4pm, then a chance of rain and snow after 4pm. High near 39. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
A 30 percent chance of rain before 7pm. Mostly cloudy during the early evening, then gradual clearing, with a low around 23. Northwest wind 5 to 15 mph.
Thursday
Increasing clouds, with a high near 46. Southwest wind 5 to 15 mph.
Thursday Night
Rain likely before 4am, then rain likely, possibly mixed with snow. Cloudy, with a low around 35. Breezy, with a south wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 10 percent chance of snow before 7am. Mostly cloudy, with a high near 45. Breezy, with a west wind 15 to 20 mph, with gusts as high as 30 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 28.
Saturday
A chance of snow before 1pm, then a slight chance of rain and snow. Cloudy, with a high near 42. Chance of precipitation is 30%.
Saturday Night
Rain and snow likely. Cloudy, with a low around 31. Chance of precipitation is 60%.
Sunday
Rain and snow likely. Cloudy, with a high near 39. Breezy. Chance of precipitation is 70%.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Mostly cloudy, with a high near 28.
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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:
12:17 am CDT Mar 10, 2026
Forecast Valid:
1am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation