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

43°F

6°C

Humidity 100%
Wind Speed NE 6 mph
Barometer 30.11 in
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Wind Chill39°F (4°C)
Last update 18 Nov 10:55 pm CST
Extended Forecast for

Newton Municipal IA

  • Tonight

    Tonight: Patchy fog. Otherwise, cloudy, with a low around 39. North northeast wind around 5 mph becoming calm after midnight.

    Low: 39 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 10am. Otherwise, cloudy, with a high near 50. Light and variable wind.

    High: 50 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 40. Calm wind becoming south around 5 mph after midnight.

    Low: 40 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 58. Light and variable wind becoming west around 6 mph in the morning.

    High: 58 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 35. North northeast wind around 6 mph.

    Low: 35 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of rain after noon. Partly sunny, with a high near 51.

    High: 51 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Friday Night

    Friday Night: A 30 percent chance of rain before midnight. Partly cloudy, with a low around 32.

    Low: 32 °F

    Chance Rain
    then Partly
    Cloudy

  • Saturday

    Saturday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 35.

    Low: 35 °F

    Mostly Clear

Detailed Forecast

Tonight
Patchy fog. Otherwise, cloudy, with a low around 39. North northeast wind around 5 mph becoming calm after midnight.
Wednesday
Patchy fog before 10am. Otherwise, cloudy, with a high near 50. Light and variable wind.
Wednesday Night
Mostly cloudy, with a low around 40. Calm wind becoming south around 5 mph after midnight.
Thursday
Mostly sunny, with a high near 58. Light and variable wind becoming west around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 35. North northeast wind around 6 mph.
Friday
A 20 percent chance of rain after noon. Partly sunny, with a high near 51.
Friday Night
A 30 percent chance of rain before midnight. Partly cloudy, with a low around 32.
Saturday
Sunny, with a high near 56.
Saturday Night
Mostly clear, with a low around 35.
Sunday
Sunny, with a high near 57.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 57.
Monday Night
A 30 percent chance of rain. Partly cloudy, with a low around 37.
Tuesday
A 30 percent chance of rain. Partly sunny, with a high near 52.
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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:
10:11 pm CST Nov 18, 2025
Forecast Valid:
11pm CST Nov 18, 2025-6pm CST Nov 25, 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