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

23°F

-5°C

Humidity 100%
Wind Speed NW 6 mph
Barometer 30.33 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill16°F (-9°C)
Last update 7 Feb 12:55 am CST
Extended Forecast for

Newton IA

  • Overnight

    Overnight: Mostly clear, with a low around 17. East northeast wind around 7 mph.

    Low: 17 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 37. East wind 6 to 14 mph becoming south southeast in the morning. Winds could gust as high as 21 mph.

    High: 37 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 26. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.

    Low: 26 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 45. Southeast wind around 6 mph becoming light and variable in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 29 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 59.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance Rain
    then Mostly
    Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 17. East northeast wind around 7 mph.
Saturday
Mostly sunny, with a high near 37. East wind 6 to 14 mph becoming south southeast in the morning. Winds could gust as high as 21 mph.
Saturday Night
Partly cloudy, with a low around 26. Southeast wind 8 to 13 mph, with gusts as high as 22 mph.
Sunday
Mostly sunny, with a high near 45. Southeast wind around 6 mph becoming light and variable in the afternoon.
Sunday Night
Partly cloudy, with a low around 29. Calm wind becoming south southwest around 5 mph after midnight.
Monday
Mostly sunny, with a high near 59.
Monday Night
Mostly clear, with a low around 38.
Tuesday
A 20 percent chance of rain after noon. Mostly sunny, with a high near 53.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 28.
Wednesday
Partly sunny, with a high near 41.
Wednesday Night
Mostly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 42.
Thursday Night
Partly cloudy, with a low around 25.
Friday
Partly sunny, with a high near 44.
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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:
9:18 pm CST Feb 6, 2026
Forecast Valid:
1am CST Feb 7, 2026-6pm CST Feb 13, 2026
 
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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