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

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

39°F

4°C

Humidity 56%
Wind Speed S 6 mph
Barometer 29.87 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 26 Feb 11:15 pm CST
Extended Forecast for

Newton IA

  • Tonight

    Tonight: Partly cloudy, with a low around 29. South southwest wind around 6 mph.

    Low: 29 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 59. Breezy, with a south southwest wind 6 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.

    High: 59 °F

    Sunny then
    Sunny and
    Breezy

  • Friday Night

    Friday Night: Increasing clouds, with a low around 26. West northwest wind 7 to 9 mph becoming northeast after midnight.

    Low: 26 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind 8 to 14 mph, with gusts as high as 20 mph.

    High: 35 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 17. North northeast wind 8 to 11 mph.

    Low: 17 °F

    Partly Cloudy

  • Sunday

    Sunday: A 50 percent chance of snow after noon. Mostly cloudy, with a high near 31.

    High: 31 °F

    Mostly Cloudy
    then Chance
    Snow

  • Sunday Night

    Sunday Night: A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.

    Low: 20 °F

    Chance Snow
    then Slight
    Chance Snow

  • Monday

    Monday: Mostly cloudy, with a high near 39.

    High: 39 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A chance of freezing rain after midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.

    Low: 28 °F

    Mostly Cloudy
    then Chance
    Freezing Rain

Detailed Forecast

Tonight
Partly cloudy, with a low around 29. South southwest wind around 6 mph.
Friday
Sunny, with a high near 59. Breezy, with a south southwest wind 6 to 16 mph becoming west northwest in the afternoon. Winds could gust as high as 26 mph.
Friday Night
Increasing clouds, with a low around 26. West northwest wind 7 to 9 mph becoming northeast after midnight.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 35. Northeast wind 8 to 14 mph, with gusts as high as 20 mph.
Saturday Night
Partly cloudy, with a low around 17. North northeast wind 8 to 11 mph.
Sunday
A 50 percent chance of snow after noon. Mostly cloudy, with a high near 31.
Sunday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 20.
Monday
Mostly cloudy, with a high near 39.
Monday Night
A chance of freezing rain after midnight. Mostly cloudy, with a low around 28. Chance of precipitation is 40%.
Tuesday
A chance of rain or freezing rain before noon, then a chance of rain. Mostly cloudy, with a high near 41. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of rain. Partly cloudy, with a low around 30.
Wednesday
A 50 percent chance of rain. Partly sunny, with a high near 45.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain. Mostly sunny, with a high near 54.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.69°N 93.04°W
Last Update:
10:11 pm CST Feb 26, 2026
Forecast Valid:
11pm CST Feb 26, 2026-6pm CST Mar 5, 2026
 
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Additional Resources

Radar & Satellite Image

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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