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 75%
Wind Speed E 15 mph
Barometer 30.01 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill24°F (-4°C)
Last update 14 Mar 7:45 pm CDT
Extended Forecast for

Capron IL

Winter Storm Watch March 15, 10:00pm until March 16, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • Tonight

    Tonight: A slight chance of rain and snow showers before midnight, then a chance of rain showers. Cloudy, with a temperature rising to around 36 by 3am. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.

    Low: 33 °F⇑

    Slight Chance
    Rain/Snow
    then Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 56. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 56 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain showers, snow, and sleet before 10pm, then snow, possibly mixed with sleet between 10pm and 11pm, then snow after 11pm. Widespread blowing snow, mainly after 4am. Low around 18. Windy, with a north northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Wintry Mix
    and Blowing
    Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly before noon. Cloudy, with a high near 21. Wind chill values as low as -2. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 21 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 4. Blustery, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.

    Low: 4 °F

    Mostly Cloudy
    and Blustery
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers, mainly after 1am. Low around 17. Chance of precipitation is 80%.

    Low: 17 °F

    Chance Snow
    Showers then
    Snow Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A slight chance of rain and snow showers before midnight, then a chance of rain showers. Cloudy, with a temperature rising to around 36 by 3am. East southeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%.
Sunday
Showers and possibly a thunderstorm. High near 56. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Rain showers, snow, and sleet before 10pm, then snow, possibly mixed with sleet between 10pm and 11pm, then snow after 11pm. Widespread blowing snow, mainly after 4am. Low around 18. Windy, with a north northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 3 inches possible.
Monday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly before noon. Cloudy, with a high near 21. Wind chill values as low as -2. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Mostly cloudy, with a low around 4. Blustery, with a west northwest wind 15 to 20 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.
Tuesday
Mostly sunny, with a high near 22.
Tuesday Night
Snow showers, mainly after 1am. Low around 17. Chance of precipitation is 80%.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 51.
Thursday Night
Mostly cloudy, with a low around 34.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 36.
Saturday
Partly sunny, with a high near 58.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Capron IL
 42.4°N 88.73°W
Last Update:
8:11 pm CDT Mar 14, 2026
Forecast Valid:
8pm CDT Mar 14, 2026-6pm CDT Mar 21, 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