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Hazardous Weather Conditions

Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

N/A

Humidity NA
Wind Speed SE 7 mph
Barometer 29.84 in
Dewpoint N/A
Visibility 10.00 mi
Last update 26 Jul 7:55 pm CDT
Extended Forecast for

3 Miles NNW Monroe IA

Extreme Heat Warning July 26, 08:06pm until July 27, 10:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning July 26, 08:06pm until July 27, 10:00pm

    NOW until 10:00pm Mon

    Extreme Heat Warning

  • Tonight

    Low: 78 °F

    Mostly Cloudy
    then Isolated
    T-storms

  • Monday

    Monday: Sunny, with a high near 96. Heat index values as high as 115. South southwest wind around 9 mph becoming northwest in the afternoon.

    High: 96 °F

    Sunny

  • Monday Night

    Monday Night: Patchy smoke after 8pm. Mostly clear, with a low around 72. North northwest wind around 7 mph.

    Low: 72 °F

    Patchy Smoke

  • Tuesday

    Tuesday: Mostly cloudy, then gradually becoming sunny, with a high near 88. Northeast wind around 7 mph.

    High: 88 °F

    Decreasing
    Clouds

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 68. East wind around 5 mph becoming calm in the evening.

    Low: 68 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.

    High: 88 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Tonight
Isolated showers and thunderstorms after 3am. Mostly cloudy, with a low around 78. Light and variable wind becoming south 5 to 8 mph in the evening. Chance of precipitation is 20%.
Monday
Sunny, with a high near 96. Heat index values as high as 115. South southwest wind around 9 mph becoming northwest in the afternoon.
Monday Night
Patchy smoke after 8pm. Mostly clear, with a low around 72. North northwest wind around 7 mph.
Tuesday
Mostly cloudy, then gradually becoming sunny, with a high near 88. Northeast wind around 7 mph.
Tuesday Night
Mostly clear, with a low around 68. East wind around 5 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 68.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88.
Thursday Night
A chance of showers, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 69. Chance of precipitation is 70%.
Friday
A 50 percent chance of showers before 1pm. Partly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 84.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Monroe IA
 41.56°N 93.13°W
Last Update:
7:56 pm CDT Jul 26, 2026
Forecast Valid:
8pm CDT Jul 26, 2026-6pm CDT Aug 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