National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Isaias Expected To Be A Strong Hurricane Approaching The Northern Gulf Coast

Isaias is expected to strengthen and be a strong hurricane when it approaches the northern Gulf Coast on Friday. There is an increasing risk of damaging hurricane-force winds and life-threatening storm surge impacts Friday into Saturday. Isaias will bring heavy rainfall to the northern Gulf Coast and much of the Southeast U.S. Friday into the weekend. Read More >

Current conditions at

Janesville-Rock County (KJVL)

Lat: 42.62°NLon: 89.04°WElev: 801ft.

Fair

57°F

14°C

Humidity 63%
Wind Speed W 6 mph
Barometer 29.91 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 7 Oct 7:45 pm CDT
Extended Forecast for

Fort Atkinson WI

  • Tonight

    Tonight: Mostly clear, with a low around 47. West wind around 5 mph.

    Low: 47 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph.

    High: 69 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 71. Light south wind increasing to 5 to 10 mph in the morning.

    High: 71 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Friday Night

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

    Low: 58 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 56. South wind 5 to 10 mph.

    Low: 56 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. South wind around 5 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 55.

    Low: 55 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 47. West wind around 5 mph.
Thursday
Mostly sunny, with a high near 69. Northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 46. Calm wind.
Friday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 71. Light south wind increasing to 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 58. South wind around 10 mph.
Saturday
Sunny, with a high near 80. South wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday Night
Partly cloudy, with a low around 56. South wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 76. South wind around 5 mph.
Sunday Night
Mostly clear, with a low around 55.
Columbus Day
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 73.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 45.
Tuesday
A 20 percent chance of showers. Partly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 39.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 60.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Atkinson WI
 42.92°N 88.84°W (Elev. 797 ft)
Last Update:
6:36 pm CDT Oct 7, 2026
Forecast Valid:
8pm CDT Oct 7, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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