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

36°F

2°C

Humidity 56%
Wind Speed SE 13 mph
Barometer 30.17 in
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 14 Mar 12:45 pm CDT
Extended Forecast for

2 Miles W Darien WI

Winter Storm Watch March 15, 04:00pm until March 16, 07:00pm
Click here for hazard details and duration
Winter Storm Watch

  • This Afternoon

    This Afternoon: A slight chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 41. Southeast wind around 10 mph. Chance of precipitation is 20%.

    High: 41 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: A chance of rain and snow before 11pm, then a chance of snow between 11pm and midnight, then a chance of rain after midnight. Cloudy, with a low around 33. Breezy, with an east wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.

    Low: 33 °F

    Chance
    Rain/Snow
    then Chance
    Rain and
    Breezy

  • Sunday

    Sunday: Rain likely, then rain and possibly a thunderstorm after 10am. High near 54. Breezy, with a south wind 15 to 20 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: 54 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain, snow, and sleet before 10pm, then snow, possibly mixed with sleet between 10pm and 11pm, then snow after 11pm. Patchy blowing snow after 10pm. Low around 17. Windy, with a north wind 20 to 25 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: 17 °F

    Wintry Mix
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 1pm. Widespread blowing snow, mainly between 10am and 1pm. High near 21. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 21 °F

    Snow and
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Blustery, with a 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. West wind around 10 mph.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 13. South wind 5 to 10 mph. Chance of precipitation is 60%.

    Low: 13 °F

    Snow Likely

  • Wednesday

    Wednesday: A 20 percent chance of snow before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 40.

    High: 40 °F

    Slight Chance
    Snow

Detailed Forecast

This Afternoon
A slight chance of snow between 2pm and 3pm. Mostly cloudy, with a high near 41. Southeast wind around 10 mph. Chance of precipitation is 20%.
Tonight
A chance of rain and snow before 11pm, then a chance of snow between 11pm and midnight, then a chance of rain after midnight. Cloudy, with a low around 33. Breezy, with an east wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 40%.
Sunday
Rain likely, then rain and possibly a thunderstorm after 10am. High near 54. Breezy, with a south wind 15 to 20 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, snow, and sleet before 10pm, then snow, possibly mixed with sleet between 10pm and 11pm, then snow after 11pm. Patchy blowing snow after 10pm. Low around 17. Windy, with a north wind 20 to 25 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, mainly before 1pm. Widespread blowing snow, mainly between 10am and 1pm. High near 21. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 4. Blustery, with a 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. West wind around 10 mph.
Tuesday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 13. South wind 5 to 10 mph. Chance of precipitation is 60%.
Wednesday
A 20 percent chance of snow before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 49.
Thursday Night
Mostly cloudy, with a low around 33.
Friday
Partly sunny, with a high near 51.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Darien WI
 42.59°N 88.75°W (Elev. 889 ft)
Last Update:
12:32 pm CDT Mar 14, 2026
Forecast Valid:
1pm CDT Mar 14, 2026-6pm CDT Mar 20, 2026
 
Forecast Discussion
 
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Additional Resources

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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