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

28°F

-2°C

Humidity 80%
Wind Speed SW 8 mph
Barometer 30.43 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 11 Jan 1:35 pm CST
Extended Forecast for

4 Miles NNE Newton IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 32. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 46. West wind 6 to 8 mph.

    High: 46 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. West northwest wind 11 to 15 mph, with gusts as high as 24 mph.

    High: 52 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Blustery.

    Low: 26 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Windy.

    High: 31 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of snow after noon. Partly sunny, with a high near 34.

    High: 34 °F

    Partly Sunny
    then Chance
    Snow

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 32. Southwest wind 9 to 11 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 27. Southwest wind 6 to 11 mph, with gusts as high as 20 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 46. West wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 33. Southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Tuesday
Mostly sunny, with a high near 52. West northwest wind 11 to 15 mph, with gusts as high as 24 mph.
Tuesday Night
Mostly cloudy, with a low around 26. Blustery.
Wednesday
Partly sunny, with a high near 31. Windy.
Wednesday Night
Mostly clear, with a low around 17.
Thursday
A 30 percent chance of snow after noon. Partly sunny, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 26.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 20.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNE Newton IA
 41.75°N 93.01°W
Last Update:
11:17 am CST Jan 11, 2026
Forecast Valid:
1pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation