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

59°F

15°C

Humidity 100%
Wind Speed S 15 mph
Barometer 29.73 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 23 Apr 6:35 am CDT
Extended Forecast for

Newton IA

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 73. Windy, with a south wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    T-storms
    Likely and
    Windy

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 11pm. Low around 48. Breezy, with a south wind 8 to 16 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 48 °F

    T-storms and
    Breezy then
    Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 63. North wind 10 to 13 mph, with gusts as high as 20 mph.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 42. North northwest wind 6 to 8 mph becoming northeast after midnight.

    Low: 42 °F

    Mostly Clear

  • Saturday

    Saturday: Partly sunny, with a high near 65. East wind 6 to 9 mph.

    High: 65 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Slight Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 67.

    High: 67 °F

    Mostly Cloudy
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm. Low around 54. Breezy. Chance of precipitation is 90%.

    Low: 54 °F

    Showers and
    Breezy

  • Monday

    Monday: Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Windy. Chance of precipitation is 70%.

    High: 66 °F

    Showers
    Likely and
    Windy

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 73. Windy, with a south wind 16 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 11pm. Low around 48. Breezy, with a south wind 8 to 16 mph becoming northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Friday
Sunny, with a high near 63. North wind 10 to 13 mph, with gusts as high as 20 mph.
Friday Night
Mostly clear, with a low around 42. North northwest wind 6 to 8 mph becoming northeast after midnight.
Saturday
Partly sunny, with a high near 65. East wind 6 to 9 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 49.
Sunday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 67.
Sunday Night
Showers and possibly a thunderstorm. Low around 54. Breezy. Chance of precipitation is 90%.
Monday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 66. Windy. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 42. Windy.
Tuesday
Mostly sunny, with a high near 61.
Tuesday Night
Partly cloudy, with a low around 43.
Wednesday
Partly sunny, with a high near 65.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.71°N 93.04°W
Last Update:
6:06 am CDT Apr 23, 2026
Forecast Valid:
6am CDT Apr 23, 2026-6pm CDT Apr 29, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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