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

66°F

19°C

Humidity 83%
Wind Speed SW 20 mph
Barometer 29.67 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 31 Mar 6:15 am CDT
Extended Forecast for

Newton IA

  • Today

    Today: Partly sunny, with a high near 69. Windy, with a south southwest wind 11 to 16 mph becoming north 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 69 °F

    Partly Sunny
    and Windy

  • Tonight

    Tonight: A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 39. Breezy, with a north northeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 39 °F

    Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 46. Breezy, with an east wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 46 °F

    Chance
    Showers then
    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain and possibly a thunderstorm. Low around 38. Breezy, with an east wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.

    Low: 38 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain before 1pm, then rain likely and possibly a thunderstorm between 1pm and 4pm, then rain likely after 4pm. High near 57. East wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 57 °F

    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 36.

    Low: 36 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 64. Chance of precipitation is 50%.

    High: 64 °F

    Slight Chance
    Rain then
    Chance
    T-storms

  • Friday Night

    Friday Night: Rain and possibly a thunderstorm before 1am, then rain likely. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Saturday

    Saturday: A 50 percent chance of rain. Mostly cloudy, with a high near 51. Windy.

    High: 51 °F

    Chance Rain
    and Windy

Detailed Forecast

Today
Partly sunny, with a high near 69. Windy, with a south southwest wind 11 to 16 mph becoming north 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Tonight
A chance of showers, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 39. Breezy, with a north northeast wind 13 to 18 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of rain and thunderstorms before 1pm, then rain between 1pm and 4pm, then rain and possibly a thunderstorm after 4pm. High near 46. Breezy, with an east wind 14 to 17 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Rain and possibly a thunderstorm. Low around 38. Breezy, with an east wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible.
Thursday
Rain before 1pm, then rain likely and possibly a thunderstorm between 1pm and 4pm, then rain likely after 4pm. High near 57. East wind 13 to 15 mph becoming west in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Thursday Night
Partly cloudy, with a low around 36.
Friday
A slight chance of rain, then a chance of rain and thunderstorms after 1pm. Partly sunny, with a high near 64. Chance of precipitation is 50%.
Friday Night
Rain and possibly a thunderstorm before 1am, then rain likely. Low around 41. Chance of precipitation is 80%.
Saturday
A 50 percent chance of rain. Mostly cloudy, with a high near 51. Windy.
Saturday Night
Mostly cloudy, with a low around 31. Windy.
Sunday
Mostly sunny, with a high near 50. Breezy.
Sunday Night
Mostly clear, with a low around 30.
Monday
Mostly sunny, with a high near 55.
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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:
4:47 am CDT Mar 31, 2026
Forecast Valid:
6am CDT Mar 31, 2026-6pm CDT Apr 6, 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