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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

68°F

20°C

Humidity 94%
Wind Speed S 14 mph
Barometer 29.38 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Last update 17 Jun 11:55 am CDT
Extended Forecast for

Newton IA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 79. Breezy, with a south wind 13 to 20 mph becoming west. Winds could gust as high as 32 mph.

    High: 79 °F

    Slight Chance
    T-storms and
    Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 58. Windy, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.

    Low: 58 °F

    Clear and
    Windy then
    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Northwest wind 8 to 10 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 83.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. Chance of precipitation is 80%.

    Low: 63 °F

    Chance
    T-storms then
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 77. Breezy. Chance of precipitation is 80%.

    High: 77 °F

    Showers and
    Breezy

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 79. Breezy, with a south wind 13 to 20 mph becoming west. Winds could gust as high as 32 mph.
Tonight
Mostly clear, with a low around 58. Windy, with a west northwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 38 mph.
Thursday
Sunny, with a high near 76. Northwest wind 8 to 10 mph.
Thursday Night
Mostly clear, with a low around 54. Northwest wind around 5 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 60.
Saturday
Mostly sunny, with a high near 83.
Saturday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Low around 63. Chance of precipitation is 80%.
Sunday
Showers and possibly a thunderstorm before 1pm, then a chance of showers. High near 77. Breezy. Chance of precipitation is 80%.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 80.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.71°N 93.01°W
Last Update:
11:57 am CDT Jun 17, 2026
Forecast Valid:
12pm CDT Jun 17, 2026-6pm CDT Jun 23, 2026
 
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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