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

Heavy Rainfall and Severe Thunderstorm Threats for the Plains and Southeast

A frontal boundary extending from the western High Plains to the Southeast will focus additional showers and thunderstorms this weekend. Some of these storms may become severe, alongside frequent lightning, and isolated instances of flash flooding. Meanwhile dry conditions will continue for the Great Basin where fire weather concerns linger. For the mid-Atlantic and Northeast, seasonable weather. Read More >

Hazardous Weather Conditions

Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

61°F

16°C

Humidity 94%
Wind Speed E 7 mph
Barometer 30.36 in
Dewpoint 59°F (15°C)
Visibility 9.00 mi
Last update 2 Aug 3:35 am CDT
Extended Forecast for

Colfax IA

  • Overnight

    Overnight: Mostly cloudy, with a low around 56. Northeast wind 3 to 5 mph.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: Areas of smoke. Mostly sunny, with a high near 77. Southeast wind 3 to 7 mph.

    High: 77 °F

    Areas Smoke

  • Saturday Night

    Saturday Night: Areas of smoke. Partly cloudy, with a low around 54. East southeast wind 3 to 7 mph.

    Low: 54 °F

    Areas Smoke

  • Sunday

    Sunday: Sunny, with a high near 77. Southeast wind 3 to 7 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57. Southeast wind around 6 mph becoming calm after midnight.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 82.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 65.

    Low: 65 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 56. Northeast wind 3 to 5 mph.
Saturday
Areas of smoke. Mostly sunny, with a high near 77. Southeast wind 3 to 7 mph.
Saturday Night
Areas of smoke. Partly cloudy, with a low around 54. East southeast wind 3 to 7 mph.
Sunday
Sunny, with a high near 77. Southeast wind 3 to 7 mph.
Sunday Night
Partly cloudy, with a low around 57. Southeast wind around 6 mph becoming calm after midnight.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 65.
Wednesday
Mostly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 70.
Friday
Mostly sunny, with a high near 90.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Colfax IA
 41.67°N 93.25°W
Last Update:
2:33 am CDT Aug 2, 2025
Forecast Valid:
3am CDT Aug 2, 2025-6pm CDT Aug 8, 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