Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Overcast

28°F

-2°C

Humidity 80%
Wind Speed N 7 mph
Barometer 30.10 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 2 Feb 1:35 am CST
Extended Forecast for

Colfax IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 18. North northwest wind around 7 mph.

    Low: 18 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 31. North northwest wind around 6 mph.

    High: 31 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 17. Northeast wind 3 to 6 mph.

    Low: 17 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 29. North wind around 6 mph.

    High: 29 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 13. North wind around 5 mph becoming calm  in the evening.

    Low: 13 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 32.

    High: 32 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 31.

    Low: 31 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 18. North northwest wind around 7 mph.
Monday
Partly sunny, with a high near 31. North northwest wind around 6 mph.
Monday Night
Mostly cloudy, with a low around 17. Northeast wind 3 to 6 mph.
Tuesday
Partly sunny, with a high near 29. North wind around 6 mph.
Tuesday Night
Partly cloudy, with a low around 13. North wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Partly sunny, with a high near 46.
Thursday Night
Partly cloudy, with a low around 31.
Friday
Mostly sunny, with a high near 39.
Friday Night
Mostly clear, with a low around 17.
Saturday
Mostly sunny, with a high near 36.
Saturday Night
Partly cloudy, with a low around 22.
Sunday
Mostly sunny, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
Colfax IA
 41.67°N 93.25°W
10:22 pm CST Feb 1, 2026
1am CST Feb 2, 2026-6pm CST Feb 8, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database