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

8°F

-13°C

Humidity 76%
Wind Speed Calm
Barometer 30.24 in (1025.9 mb)
Dewpoint 2°F (-17°C)
Visibility 10.00 mi
Last update 23 Feb 9:54 pm CST
Extended Forecast for

New Hartford IA

  • Tonight

    Tonight: Mostly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as -5. South wind 7 to 15 mph, with gusts as high as 23 mph.

    Low: 8 °F⇑

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 36. 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: 36 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values as low as 5. Northwest wind 9 to 14 mph, with gusts as high as 20 mph.

    Low: 16 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Mostly sunny, with a high near 28. Wind chill values as low as 5. Northwest wind 5 to 8 mph becoming south southeast in the afternoon.

    High: 28 °F

    Sunny then
    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 19. East southeast wind around 6 mph. New snow accumulation of 1 to 3 inches possible.

    Low: 19 °F

    Chance Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 36.

    High: 36 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 26.

    Low: 26 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a temperature rising to around 17 by 5am. Wind chill values as low as -5. South wind 7 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly cloudy, with a high near 36. 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 cloudy, then gradually becoming mostly clear, with a low around 16. Wind chill values as low as 5. Northwest wind 9 to 14 mph, with gusts as high as 20 mph.
Wednesday
A 20 percent chance of snow after noon. Mostly sunny, with a high near 28. Wind chill values as low as 5. Northwest wind 5 to 8 mph becoming south southeast in the afternoon.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. East southeast wind around 6 mph. New snow accumulation of 1 to 3 inches possible.
Thursday
Mostly sunny, with a high near 36.
Thursday Night
Mostly clear, with a low around 26.
Friday
Sunny, with a high near 51.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 32. Breezy.
Saturday Night
Partly cloudy, with a low around 13.
Sunday
A 40 percent chance of snow. Partly sunny, with a high near 26.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
New Hartford IA
 42.58°N 92.61°W
Last Update:
3:22 pm CST Feb 23, 2026
Forecast Valid:
10pm CST Feb 23, 2026-6pm CST Mar 2, 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