Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

14°F

-10°C

Humidity 61%
Wind Speed N 3 mph
Barometer 30.58 in (1037.5 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 23 Feb 11:54 am CST
Extended Forecast for

4 Miles WSW Janesville IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 19. Northwest wind around 5 mph becoming light and variable.

    High: 19 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a temperature falling to near 10 by 10pm, then rising to around 18 during the remainder of the night. Wind chill values as low as zero. South wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 10 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 35. Wind chill values as low as 5. Breezy, with a south wind 14 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.

    High: 35 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 14. Wind chill values as low as 5. Northwest wind 10 to 15 mph, with gusts as high as 22 mph.

    Low: 14 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon.  Mostly sunny, with a high near 27. Northwest wind 6 to 10 mph becoming south southeast in the afternoon.

    High: 27 °F

    Sunny then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 17.

    Low: 17 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 33.

    High: 33 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 19. Northwest wind around 5 mph becoming light and variable.
Tonight
Mostly cloudy, with a temperature falling to near 10 by 10pm, then rising to around 18 during the remainder of the night. Wind chill values as low as zero. South wind 6 to 15 mph, with gusts as high as 24 mph.
Tuesday
Mostly cloudy, with a high near 35. Wind chill values as low as 5. Breezy, with a south wind 14 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
Mostly clear, with a low around 14. Wind chill values as low as 5. Northwest wind 10 to 15 mph, with gusts as high as 22 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 27. Northwest wind 6 to 10 mph becoming south southeast in the afternoon.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 17.
Thursday
Mostly sunny, with a high near 33.
Thursday Night
Mostly clear, with a low around 22.
Friday
Sunny, with a high near 46.
Friday Night
Partly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 36. Breezy.
Saturday Night
Partly cloudy, with a low around 14.
Sunday
A 30 percent chance of snow. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Janesville IA
 42.62°N 92.55°W
10:51 am CST Feb 23, 2026
12pm CST Feb 23, 2026-6pm CST Mar 1, 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