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

18°F

-8°C

Humidity 58%
Wind Speed Calm
Barometer 30.40 in
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 23 Feb 5:15 pm CST
Extended Forecast for

Monroe IA

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Wind chill values as low as 5. Light east southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 20 mph.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 39. Wind chill values as low as 10. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.

    High: 39 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West northwest wind 6 to 9 mph.

    Low: 19 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: A 20 percent chance of snow after noon. Increasing clouds, with a high near 34. Northwest wind around 7 mph becoming east northeast in the afternoon.

    High: 34 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 24. East wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.

    Low: 24 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 29.

    Low: 29 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 58.

    High: 58 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. Wind chill values as low as 5. Light east southeast wind becoming south 6 to 11 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 39. Wind chill values as low as 10. South wind 10 to 14 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 19. West northwest wind 6 to 9 mph.
Wednesday
A 20 percent chance of snow after noon. Increasing clouds, with a high near 34. Northwest wind around 7 mph becoming east northeast in the afternoon.
Wednesday Night
A chance of rain and snow before 9pm, then a chance of snow. Mostly cloudy, with a low around 24. East wind around 7 mph. Chance of precipitation is 50%. New snow accumulation of less than one inch possible.
Thursday
Mostly sunny, with a high near 40.
Thursday Night
Clear, with a low around 29.
Friday
Sunny, with a high near 58.
Friday Night
Mostly clear, with a low around 27.
Saturday
Mostly sunny, with a high near 38. Breezy.
Saturday Night
Mostly cloudy, with a low around 17.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 31.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 19.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Monroe IA
 41.51°N 93.1°W
Last Update:
3:22 pm CST Feb 23, 2026
Forecast Valid:
5pm CST Feb 23, 2026-6pm CST Mar 2, 2026
 
Forecast Discussion
 
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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