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

41°F

5°C

Humidity 70%
Wind Speed SE 7 mph
Barometer 30.22 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 4 Nov 1:35 am CST
Extended Forecast for

Colfax IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 40. Southeast wind 3 to 7 mph.

    Low: 40 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 66. Southeast wind 8 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 66 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45. South wind 6 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 57. Breezy, with a north wind 7 to 16 mph, with gusts as high as 26 mph.

    High: 57 °F

    Sunny and
    Breezy then
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight.

    Low: 35 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 62.

    High: 62 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 58. Breezy.

    High: 58 °F

    Sunny and
    Breezy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 35.

    Low: 35 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 40. Southeast wind 3 to 7 mph.
Tuesday
Mostly sunny, with a high near 66. Southeast wind 8 to 14 mph becoming south southwest in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 45. South wind 6 to 14 mph becoming northwest after midnight. Winds could gust as high as 24 mph.
Wednesday
Sunny, with a high near 57. Breezy, with a north wind 7 to 16 mph, with gusts as high as 26 mph.
Wednesday Night
Mostly clear, with a low around 35. Calm wind becoming southeast 5 to 7 mph after midnight.
Thursday
Partly sunny, with a high near 62.
Thursday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 46.
Friday
Sunny, with a high near 58. Breezy.
Friday Night
Partly cloudy, with a low around 35.
Saturday
Partly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 30.
Sunday
Sunny, with a high near 43.
Sunday Night
Mostly clear, with a low around 26.
Monday
Mostly sunny, with a high near 46.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colfax IA
 41.67°N 93.25°W
Last Update:
7:52 pm CST Nov 3, 2025
Forecast Valid:
1am CST Nov 4, 2025-6pm CST Nov 10, 2025
 
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