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.

Fog/Mist

18°F

-8°C

Humidity 100%
Wind Speed SW 3 mph
Barometer 30.07 in
Dewpoint 18°F (-8°C)
Visibility 4.00 mi
Last update 1 Dec 8:35 pm CST
Extended Forecast for

Newton Municipal IA

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. West southwest wind around 6 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 28. Wind chill values as low as 5. South southwest wind 5 to 9 mph.

    High: 28 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a temperature rising to around 28 by 3am. South wind 6 to 8 mph becoming west after midnight.

    Low: 23 °F⇑

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 29 by 8am, then falling to around 16 during the remainder of the day. Wind chill values as low as zero. West wind 6 to 15 mph becoming north northwest in the morning. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.

    High: 29 °F⇓

    Chance Snow

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around -12. North northwest wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: -12 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 1.

    Low: 1 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 11. West southwest wind around 6 mph.
Tuesday
Partly sunny, with a high near 28. Wind chill values as low as 5. South southwest wind 5 to 9 mph.
Tuesday Night
Mostly cloudy, with a temperature rising to around 28 by 3am. South wind 6 to 8 mph becoming west after midnight.
Wednesday
A 30 percent chance of snow, mainly before noon. Mostly cloudy, with a temperature rising to near 29 by 8am, then falling to around 16 during the remainder of the day. Wind chill values as low as zero. West wind 6 to 15 mph becoming north northwest in the morning. Winds could gust as high as 23 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Partly cloudy, with a low around -12. North northwest wind 5 to 11 mph, with gusts as high as 20 mph.
Thursday
Sunny and cold, with a high near 9.
Thursday Night
Partly cloudy, with a low around 1.
Friday
Partly sunny, with a high near 30.
Friday Night
Mostly cloudy, with a low around 17.
Saturday
Mostly cloudy, with a high near 28.
Saturday Night
Mostly cloudy, with a low around 10.
Sunday
Partly sunny, with a high near 20.
Sunday Night
Mostly cloudy, with a low around 3.
Monday
Mostly cloudy, with a high near 27.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newton Municipal IA
 41.67°N 93.01°W
Last Update:
6:01 pm CST Dec 1, 2025
Forecast Valid:
9pm CST Dec 1, 2025-6pm CST Dec 8, 2025
 
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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