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 and Breezy

77°F

25°C

Humidity 74%
Wind Speed S 21 mph
Barometer 29.65 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 13 Apr 6:55 pm CDT
Extended Forecast for

Newton IA

  • Tonight

    Tonight: Partly cloudy, with a low around 62. Breezy, with a southwest wind 10 to 17 mph, with gusts as high as 26 mph.

    Low: 62 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. South southwest wind 6 to 13 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Patchy Fog
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. West northwest wind 7 to 9 mph becoming south in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. South wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    High: 74 °F

    Chance
    T-storms then
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South southwest wind 7 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 54 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers before 1pm. Sunny, with a high near 77.

    High: 77 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 80. Windy. Chance of precipitation is 60%.

    High: 80 °F

    Showers
    Likely and
    Windy

  • Friday Night

    Friday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 70%.

    Low: 42 °F

    Showers
    Likely and
    Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 62. Breezy, with a southwest wind 10 to 17 mph, with gusts as high as 26 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 82. South southwest wind 6 to 13 mph, with gusts as high as 21 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 59. West northwest wind 7 to 9 mph becoming south in the evening. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 74. South wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 54. South southwest wind 7 to 10 mph. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
A 20 percent chance of showers before 1pm. Sunny, with a high near 77.
Thursday Night
Mostly clear, with a low around 57.
Friday
A slight chance of showers, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 80. Windy. Chance of precipitation is 60%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Breezy. Chance of precipitation is 70%.
Saturday
Partly sunny, with a high near 54. Windy.
Saturday Night
Partly cloudy, with a low around 32. Breezy.
Sunday
Sunny, with a high near 55.
Sunday Night
Mostly clear, with a low around 37.
Monday
Mostly sunny, with a high near 65. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.71°N 93.04°W
Last Update:
6:16 pm CDT Apr 13, 2026
Forecast Valid:
7pm CDT Apr 13, 2026-6pm CDT Apr 20, 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