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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

86°F

30°C

Humidity 66%
Wind Speed S 10 mph
Barometer 29.91 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 8 Jul 5:35 pm CDT
Extended Forecast for

Newton IA

Flood Watch until July 9, 10:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch until July 9, 10:00am

    NOW until 10:00am Thu

    Flood Watch

  • This Afternoon

    High: 86 °F

    Sunny

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 3am. Increasing clouds, with a low around 68. South wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Showers
    Likely

  • Thursday

    Thursday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.

    Low: 66 °F

    Partly Cloudy

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Partly Sunny
    then Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

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

    Low: 65 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 86. South southwest wind around 8 mph.
Tonight
Showers and thunderstorms likely, mainly before 3am. Increasing clouds, with a low around 68. South wind 5 to 8 mph becoming north after midnight. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 84. Light and variable wind becoming west around 5 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 66. North wind around 5 mph becoming calm in the evening.
Friday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Calm wind becoming east around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 66. Chance of precipitation is 20%.
Saturday
Mostly sunny, with a high near 85.
Saturday Night
Mostly clear, with a low around 65.
Sunday
Sunny, with a high near 87.
Sunday Night
Mostly clear, with a low around 66.
Monday
Sunny, with a high near 89.
Monday Night
Mostly clear, with a low around 68.
Tuesday
Sunny, with a high near 91.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
Sunny, with a high near 91.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.69°N 93.04°W
Last Update:
5:26 pm CDT Jul 8, 2026
Forecast Valid:
5pm CDT Jul 8, 2026-6pm CDT Jul 15, 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