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

27°F

-3°C

Humidity 74%
Wind Speed NW 5 mph
Barometer 30.09 in
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 13 Mar 11:55 pm CDT
Extended Forecast for

Milton WI

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

  • Overnight

    Overnight: Mostly cloudy, with a low around 27. Northwest wind around 5 mph.

    Low: 27 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of snow between noon and 3pm. Cloudy, with a high near 39. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.

    High: 39 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow between 9pm and 1am, then a chance of rain. Cloudy, with a low around 31. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.

    Low: 31 °F

    Slight Chance
    Snow then
    Chance
    Rain/Snow and
    Breezy

  • Sunday

    Sunday: Rain likely before 1pm, then rain and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 56. Breezy, with a southeast wind 15 to 20 mph becoming northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 56 °F

    Breezy. Rain
    Likely then
    Rain

  • Sunday Night

    Sunday Night: Rain and snow, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 17. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 17 °F

    Rain/Snow and
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Widespread blowing snow, mainly between 8am and 1pm. Cloudy, with a high near 20. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    High: 20 °F

    Snow Likely
    and Blowing
    Snow

  • Monday Night

    Monday Night: Cloudy during the early evening, then gradual clearing, with a low around 3. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.

    Low: 3 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 22. Northwest wind 5 to 10 mph.

    High: 22 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 14.

    Low: 14 °F

    Chance Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. Northwest wind around 5 mph.
Saturday
A slight chance of snow between noon and 3pm. Cloudy, with a high near 39. Light and variable wind becoming southeast 5 to 10 mph in the morning. Chance of precipitation is 20%.
Saturday Night
A slight chance of snow between 9pm and 1am, then a chance of rain. Cloudy, with a low around 31. Breezy, with an east wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 40%.
Sunday
Rain likely before 1pm, then rain and possibly a thunderstorm between 1pm and 4pm, then rain after 4pm. High near 56. Breezy, with a southeast wind 15 to 20 mph becoming northeast in the afternoon. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain and snow, becoming all snow after 10pm. The snow could be heavy at times. Widespread blowing snow, mainly after 1am. Low around 17. Windy, with a north wind 20 to 30 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely, mainly before 1pm. Widespread blowing snow, mainly between 8am and 1pm. Cloudy, with a high near 20. Windy, with a northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Monday Night
Cloudy during the early evening, then gradual clearing, with a low around 3. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 35 mph.
Tuesday
Mostly sunny, with a high near 22. Northwest wind 5 to 10 mph.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 14.
Wednesday
A 20 percent chance of snow before 1pm. Partly sunny, with a high near 41.
Wednesday Night
Partly cloudy, with a low around 29.
Thursday
Mostly sunny, with a high near 48.
Thursday Night
Mostly cloudy, with a low around 30.
Friday
Partly sunny, with a high near 49.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Milton WI
 42.78°N 88.97°W (Elev. 863 ft)
Last Update:
11:57 pm CDT Mar 13, 2026
Forecast Valid:
12am 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