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Hazardous Weather Conditions

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

28°F

-2°C

Humidity 93%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 13 Feb 11:55 pm CST
Extended Forecast for

5 Miles WSW Fort Atkinson WI

  • Overnight

    Overnight: Patchy fog after 2am. Patchy frost after 2am. Otherwise, mostly clear, with a low around 25. Calm wind.

    Low: 25 °F

    Patchy Frost
    and Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Patchy frost before 7am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south around 5 mph.

    High: 52 °F

    Patchy Frost
    and Patchy
    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 32. Southeast wind around 5 mph becoming calm.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 52. Northwest wind around 5 mph becoming calm in the afternoon.

    High: 52 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 34. Light and variable wind becoming south 5 to 10 mph after midnight.

    Low: 34 °F

    Partly Cloudy

  • Washington's Birthday

    Washington's Birthday: Mostly sunny, with a high near 59. Southwest wind 5 to 15 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 37. Southwest wind around 5 mph becoming east after midnight.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly cloudy, with a high near 51. East wind 5 to 10 mph.

    High: 51 °F

    Mostly Cloudy
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

Detailed Forecast

Overnight
Patchy fog after 2am. Patchy frost after 2am. Otherwise, mostly clear, with a low around 25. Calm wind.
Saturday
Patchy fog before 7am. Patchy frost before 7am. Otherwise, mostly sunny, with a high near 52. Calm wind becoming south around 5 mph.
Saturday Night
Partly cloudy, with a low around 32. Southeast wind around 5 mph becoming calm.
Sunday
Sunny, with a high near 52. Northwest wind around 5 mph becoming calm in the afternoon.
Sunday Night
Partly cloudy, with a low around 34. Light and variable wind becoming south 5 to 10 mph after midnight.
Washington's Birthday
Mostly sunny, with a high near 59. Southwest wind 5 to 15 mph.
Monday Night
Mostly cloudy, with a low around 37. Southwest wind around 5 mph becoming east after midnight.
Tuesday
A 20 percent chance of rain after noon. Mostly cloudy, with a high near 51. East wind 5 to 10 mph.
Tuesday Night
Rain. Low around 41. Chance of precipitation is 80%.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 53.
Wednesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 30.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 42. Chance of precipitation is 50%.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 50%.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 36.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Fort Atkinson WI
 42.88°N 88.93°W (Elev. 774 ft)
Last Update:
10:57 pm CST Feb 13, 2026
Forecast Valid:
12am CST Feb 14, 2026-6pm CST Feb 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