National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

79°F

26°C

Humidity 39%
Wind Speed S 12 G 23 mph
Barometer 30.09 in
Dewpoint 52°F (11°C)
Visibility 9.00 mi
Heat Index79°F (26°C)
Last update 8 Sep 4:15 pm CDT
Extended Forecast for

Colfax IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 80. South wind around 15 mph, with gusts as high as 23 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: A slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Partly sunny, with a high near 77. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 59. South southeast wind 3 to 7 mph.

    Low: 59 °F

    Mostly Cloudy
    then Slight
    Chance
    T-storms

  • Wednesday

    Wednesday: Sunny, with a high near 84. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 84 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 59.

    Low: 59 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 65.

    Low: 65 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 80. South wind around 15 mph, with gusts as high as 23 mph.
Tonight
A slight chance of thunderstorms after 5am. Mostly cloudy, with a low around 57. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 10%.
Tuesday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Partly sunny, with a high near 77. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 59. South southeast wind 3 to 7 mph.
Wednesday
Sunny, with a high near 84. Calm wind becoming south southeast around 5 mph in the afternoon.
Wednesday Night
Clear, with a low around 59.
Thursday
Sunny, with a high near 89.
Thursday Night
Partly cloudy, with a low around 65.
Friday
Mostly sunny, with a high near 93.
Friday Night
Partly cloudy, with a low around 68.
Saturday
Mostly sunny, with a high near 95.
Saturday Night
Partly cloudy, with a low around 68.
Sunday
Mostly sunny, with a high near 90.
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ABOUT THIS FORECAST

 
Point Forecast:
Colfax IA
 41.67°N 93.25°W
Last Update:
2:39 pm CDT Sep 8, 2025
Forecast Valid:
4pm CDT Sep 8, 2025-6pm CDT Sep 14, 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