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.

Overcast

35°F

2°C

Humidity 85%
Wind Speed Calm
Barometer 30.03 in (1017.6 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 17 Nov 12:54 am CST
Extended Forecast for

Waterloo Municipal Airport IA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 34. Light east northeast wind.

    Low: 34 °F

    Mostly Cloudy

  • Monday

    Monday: A 50 percent chance of rain after 4pm. Mostly cloudy, with a high near 47. Light east wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Mostly Cloudy
    then Chance
    Rain

  • Monday Night

    Monday Night: Rain. Low around 35. East southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 35 °F

    Rain

  • Tuesday

    Tuesday: A 50 percent chance of rain before noon. Mostly cloudy, with a high near 45. East northeast wind 10 to 13 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Chance Rain
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Cloudy, with a low around 34. East northeast wind 5 to 9 mph becoming light east southeast after midnight.

    Low: 34 °F

    Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Thursday

    Thursday: A 40 percent chance of rain. Mostly cloudy, with a high near 55.

    High: 55 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 40 percent chance of rain. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Chance Rain

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 34. Light east northeast wind.
Monday
A 50 percent chance of rain after 4pm. Mostly cloudy, with a high near 47. Light east wind becoming east southeast 9 to 14 mph in the morning. Winds could gust as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
Rain. Low around 35. East southeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday
A 50 percent chance of rain before noon. Mostly cloudy, with a high near 45. East northeast wind 10 to 13 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Cloudy, with a low around 34. East northeast wind 5 to 9 mph becoming light east southeast after midnight.
Wednesday
Mostly cloudy, with a high near 51.
Wednesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37.
Thursday
A 40 percent chance of rain. Mostly cloudy, with a high near 55.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 40.
Friday
A 30 percent chance of rain before noon. Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 48.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 52.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Waterloo Municipal Airport IA
 42.55°N 92.41°W
Last Update:
12:31 am CST Nov 17, 2025
Forecast Valid:
1am CST Nov 17, 2025-6pm CST Nov 23, 2025
 
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