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

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.09 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Nov 3:35 am CST
Extended Forecast for

Whitewater WI

  • Overnight

    Overnight: Mostly clear, with a low around 36. Calm wind.

    Low: 36 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 58. Light and variable wind becoming southwest 5 to 10 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Southwest wind 5 to 10 mph becoming light and variable after midnight.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 60. Calm wind becoming northwest around 5 mph.

    High: 60 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Cloudy

  • Veterans Day

    Veterans Day: A 50 percent chance of showers. Mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.

    High: 53 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 33. North wind 5 to 15 mph.

    Low: 33 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before noon. Mostly cloudy, with a high near 43. North wind around 15 mph, with gusts as high as 25 mph.

    High: 43 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28.

    Low: 28 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 36. Calm wind.
Monday
Mostly sunny, with a high near 58. Light and variable wind becoming southwest 5 to 10 mph in the morning.
Monday Night
Mostly clear, with a low around 38. Southwest wind 5 to 10 mph becoming light and variable after midnight.
Tuesday
Mostly sunny, with a high near 60. Calm wind becoming northwest around 5 mph.
Tuesday Night
Mostly cloudy, with a low around 37. Calm wind.
Veterans Day
A 50 percent chance of showers. Mostly cloudy, with a high near 53. Calm wind becoming north around 5 mph in the afternoon.
Wednesday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 33. North wind 5 to 15 mph.
Thursday
A 20 percent chance of showers before noon. Mostly cloudy, with a high near 43. North wind around 15 mph, with gusts as high as 25 mph.
Thursday Night
Partly cloudy, with a low around 28.
Friday
Mostly sunny, with a high near 42.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 30.
Sunday
Sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Whitewater WI
 42.83°N 88.73°W (Elev. 840 ft)
Last Update:
2:21 am CST Nov 9, 2026
Forecast Valid:
3am CST Nov 9, 2026-6pm CST Nov 15, 2026
 
Forecast Discussion
 
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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