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.

Light Snow Fog/Mist

29°F

-2°C

Humidity 85%
Wind Speed W 16 G 21 mph
Barometer 30.03 in (1017.9 mb)
Dewpoint 25°F (-4°C)
Visibility 4.00 mi
Wind Chill17°F (-8°C)
Last update 10 Jan 1:54 pm CST
Extended Forecast for

4 Miles WSW Janesville IA

  • This Afternoon

    This Afternoon: A chance of snow before 3pm, then a chance of flurries between 3pm and 4pm. Mostly cloudy, with a high near 32. Breezy, with a west northwest wind 6 to 11 mph increasing to 13 to 18 mph. Winds could gust as high as 31 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 32 °F

    Chance Snow
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 36 mph.

    Low: 19 °F

    Mostly Cloudy
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 30. Wind chill values as low as 5. Northwest wind 9 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph.

    High: 30 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 26. West wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 26 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 43. West wind 7 to 9 mph.

    High: 43 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 49. Breezy.

    High: 49 °F

    Mostly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. Blustery.

    High: 30 °F

    Partly Sunny
    and Blustery

Detailed Forecast

This Afternoon
A chance of snow before 3pm, then a chance of flurries between 3pm and 4pm. Mostly cloudy, with a high near 32. Breezy, with a west northwest wind 6 to 11 mph increasing to 13 to 18 mph. Winds could gust as high as 31 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Tonight
Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 36 mph.
Sunday
Sunny, with a high near 30. Wind chill values as low as 5. Northwest wind 9 to 15 mph becoming south southwest in the afternoon. Winds could gust as high as 23 mph.
Sunday Night
Increasing clouds, with a low around 26. West wind 8 to 11 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 43. West wind 7 to 9 mph.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 49. Breezy.
Tuesday Night
Mostly cloudy, with a low around 26. Blustery.
Wednesday
Partly sunny, with a high near 30. Blustery.
Wednesday Night
Partly cloudy, with a low around 18.
Thursday
Partly sunny, with a high near 35.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 27.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 33. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Janesville IA
 42.62°N 92.55°W
Last Update:
2:32 pm CST Jan 10, 2026
Forecast Valid:
2pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation