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.

Mostly Cloudy

30°F

-1°C

Humidity 80%
Wind Speed NW 16 mph
Barometer 30.10 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 10 Jan 3:35 pm CST
Extended Forecast for

Newton IA

  • This Afternoon

    This Afternoon: A slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm. Partly sunny, with a steady temperature around 31. Blustery, with a northwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.

    High: 31 °F

    Slight Chance
    Snow and
    Blustery

  • Tonight

    Tonight: Partly cloudy, with a low around 20. Wind chill values as low as 5. Windy, with a northwest wind 15 to 21 mph, with gusts as high as 32 mph.

    Low: 20 °F

    Partly Cloudy
    and Windy

  • Sunday

    Sunday: Sunny, with a high near 33. Wind chill values as low as 10. Northwest wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 33 °F

    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 28. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    Low: 28 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 47. West wind 6 to 8 mph.

    High: 47 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 53.

    High: 53 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 32. Breezy.

    High: 32 °F

    Partly Sunny
    and Breezy

Detailed Forecast

This Afternoon
A slight chance of snow before 4pm, then a chance of flurries between 4pm and 5pm. Partly sunny, with a steady temperature around 31. Blustery, with a northwest wind around 17 mph, with gusts as high as 29 mph. Chance of precipitation is 20%.
Tonight
Partly cloudy, with a low around 20. Wind chill values as low as 5. Windy, with a northwest wind 15 to 21 mph, with gusts as high as 32 mph.
Sunday
Sunny, with a high near 33. Wind chill values as low as 10. Northwest wind 8 to 14 mph becoming southwest in the afternoon. Winds could gust as high as 22 mph.
Sunday Night
Increasing clouds, with a low around 28. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 47. West wind 6 to 8 mph.
Monday Night
Mostly cloudy, with a low around 34.
Tuesday
Partly sunny, with a high near 53.
Tuesday Night
Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 32. Breezy.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Partly sunny, with a high near 38.
Thursday Night
Mostly cloudy, with a low around 29.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 36. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.71°N 93.01°W
Last Update:
3:16 pm CST Jan 10, 2026
Forecast Valid:
3pm CST Jan 10, 2026-6pm CST Jan 16, 2026
 
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Additional Resources

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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