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

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

30°F

-1°C

Humidity 66%
Wind Speed W 9 mph
Barometer 30.30 in (1027.5 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 10 Nov 4:54 pm CST
Extended Forecast for

Janesville IA

  • Tonight

    Tonight: A chance of flurries between 1am and 3am. Increasing clouds, with a steady temperature around 27. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.

    Low: 27 °F

    Chance
    Flurries

  • Veterans Day

    Veterans Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 50. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 50 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32. West northwest wind around 11 mph, with gusts as high as 18 mph.

    Low: 32 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 53. Breezy, with a west northwest wind 10 to 16 mph, with gusts as high as 23 mph.

    High: 53 °F

    Sunny then
    Sunny and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 30. West wind 5 to 8 mph becoming calm after midnight.

    Low: 30 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 57.

    High: 57 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 37.

    Low: 37 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 51.

    Low: 51 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A chance of flurries between 1am and 3am. Increasing clouds, with a steady temperature around 27. West wind 6 to 14 mph becoming south after midnight. Winds could gust as high as 23 mph.
Veterans Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 50. South wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Mostly clear, with a low around 32. West northwest wind around 11 mph, with gusts as high as 18 mph.
Wednesday
Sunny, with a high near 53. Breezy, with a west northwest wind 10 to 16 mph, with gusts as high as 23 mph.
Wednesday Night
Partly cloudy, with a low around 30. West wind 5 to 8 mph becoming calm after midnight.
Thursday
Partly sunny, with a high near 57.
Thursday Night
Mostly clear, with a low around 37.
Friday
Mostly sunny, with a high near 63.
Friday Night
Mostly cloudy, with a low around 51.
Saturday
Mostly cloudy, with a high near 70. Breezy.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 41.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 53.
Sunday Night
A 30 percent chance of showers. Partly cloudy, with a low around 32.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Janesville IA
 42.66°N 92.46°W
Last Update:
3:16 pm CST Nov 10, 2025
Forecast Valid:
5pm CST Nov 10, 2025-6pm CST Nov 17, 2025
 
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Additional Resources

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Chance of Precipitation