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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

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

70°F

21°C

Humidity 32%
Wind Speed W 3 mph
Barometer 30.11 in (1019.6 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 8 Oct 12:54 pm CDT
Extended Forecast for

Janesville IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 73. Calm wind.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 53. Calm wind becoming east southeast around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 53 °F

    Mostly Clear
    then Showers
    Likely

  • Friday

    Friday: Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74. East southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 74 °F

    Showers
    Likely then
    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 61. South wind around 10 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 83. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.

    High: 83 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 59. Breezy.

    Low: 59 °F

    Clear and
    Breezy then
    Clear

  • Sunday

    Sunday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 61.

    Low: 61 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 73. Calm wind.
Tonight
A chance of showers before 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers likely and possibly a thunderstorm after 5am. Increasing clouds, with a low around 53. Calm wind becoming east southeast around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly before 11am. Mostly cloudy, then gradually becoming sunny, with a high near 74. East southeast wind 8 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Mostly clear, with a low around 61. South wind around 10 mph.
Saturday
Sunny, with a high near 83. Breezy, with a south wind 11 to 20 mph, with gusts as high as 28 mph.
Saturday Night
Clear, with a low around 59. Breezy.
Sunday
Sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 61.
Columbus Day
Mostly sunny, with a high near 78.
Monday Night
Mostly clear, with a low around 55.
Tuesday
Mostly sunny, with a high near 67.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Showers likely. Mostly cloudy, with a high near 66. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Janesville IA
 42.64°N 92.46°W
Last Update:
1:26 pm CDT Oct 8, 2026
Forecast Valid:
1pm CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation