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

39°F

4°C

Humidity 52%
Wind Speed NE 6 mph
Barometer 30.27 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 20 Apr 12:35 am CDT
Extended Forecast for

Newton IA

Freeze Warning until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 20, 09:00am

    NOW until 9:00am Mon

    Freeze Warning

  • Overnight

    Low: 31 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 65. South southeast wind 6 to 15 mph, with gusts as high as 23 mph.

    High: 65 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 52. South wind 11 to 13 mph, with gusts as high as 21 mph.

    Low: 52 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 80. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 53. West northwest wind around 6 mph becoming east in the evening.

    Low: 53 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60. Breezy.

    Low: 60 °F

    Partly Cloudy
    and Breezy

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Windy. Chance of precipitation is 60%.

    High: 74 °F

    Windy. Slight
    Chance
    Showers then
    Showers
    Likely

Detailed Forecast

Overnight
Clear, with a low around 31. East wind around 6 mph.
Monday
Sunny, with a high near 65. South southeast wind 6 to 15 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 52. South wind 11 to 13 mph, with gusts as high as 21 mph.
Tuesday
Sunny, with a high near 80. West southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 53. West northwest wind around 6 mph becoming east in the evening.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 60. Breezy.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. Windy. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 48. Windy. Chance of precipitation is 70%.
Friday
A 30 percent chance of showers before 1pm. Mostly sunny, with a high near 62. Breezy.
Friday Night
Partly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Mostly cloudy, with a low around 39.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.69°N 93.04°W
Last Update:
10:36 pm CDT Apr 19, 2026
Forecast Valid:
12am CDT Apr 20, 2026-6pm CDT Apr 26, 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