Hurricane Isaias to Approach the Northern Gulf Coast on Friday

Isaias is expected to approach the northern Gulf Coast as a strong hurricane on Friday, bringing life-threatening storm surge, damaging winds, heavy rain, and severe thunderstorms across the region and Southeast into the weekend, with risks of flooding and tornadoes. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

52°F

11°C

Humidity 82%
Wind Speed Calm
Barometer 30.08 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 8 Oct 8:45 am CDT
Extended Forecast for

4 Miles NW Fort Atkinson WI

  • Today

    Today: Mostly sunny, with a high near 68. West wind 5 to 10 mph.

    High: 68 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Calm wind.

    Low: 47 °F

    Partly Cloudy

  • Friday

    Friday: A chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm.  Partly sunny, with a high near 69. Light southeast wind increasing to 5 to 10 mph in the morning.  Chance of precipitation is 40%.

    High: 69 °F

    Mostly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 58. Southeast wind around 10 mph.

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind 10 to 15 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. South wind 5 to 10 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 75. South wind around 5 mph.

    High: 75 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55. South wind around 5 mph becoming calm  in the evening.

    Low: 55 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm.  Partly sunny, with a high near 75.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 68. West wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 47. Calm wind.
Friday
A chance of showers between 2pm and 4pm, then a slight chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 69. Light southeast wind increasing to 5 to 10 mph in the morning. Chance of precipitation is 40%.
Friday Night
Mostly clear, with a low around 58. Southeast wind around 10 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph.
Saturday Night
Partly cloudy, with a low around 58. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 75. South wind around 5 mph.
Sunday Night
Mostly clear, with a low around 55. South wind around 5 mph becoming calm in the evening.
Columbus Day
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 51.
Tuesday
Partly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 41.
Wednesday
Mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Fort Atkinson WI
 42.97°N 88.9°W (Elev. 906 ft)
8:36 am CDT Oct 8, 2026
10am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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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