Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

66°F

19°C

Humidity 35%
Wind Speed S 13 G 23 mph
Barometer 29.98 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Mar 12:55 pm CDT
Extended Forecast for

Newton IA

  • This Afternoon

    This Afternoon: Partly sunny, with a high near 70. Breezy, with a south wind around 16 mph, with gusts as high as 25 mph.

    High: 70 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 47. South wind 5 to 9 mph.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Increasing clouds, with a high near 84. South wind 5 to 14 mph, with gusts as high as 21 mph.

    High: 84 °F

    Increasing
    Clouds

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am.  Mostly cloudy, with a low around 56. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 56 °F

    Showers
    Likely

  • Tuesday

    Tuesday: A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm.  Partly sunny, with a high near 69. Windy, with a south southwest wind 14 to 22 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 69 °F

    Chance
    Showers and
    Windy

  • Tuesday Night

    Tuesday Night: A 20 percent chance of showers before 1am.  Mostly cloudy, with a low around 35. Breezy.

    Low: 35 °F

    Slight Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A 50 percent chance of showers, mainly after 1pm.  Mostly cloudy, with a high near 48.

    High: 48 °F

    Slight Chance
    Showers then
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers.  Low around 32. Chance of precipitation is 80%.

    Low: 32 °F

    Rain/Snow

  • Thursday

    Thursday: Showers likely, mainly before 1pm.  Mostly cloudy, with a high near 44. Chance of precipitation is 60%.

    High: 44 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Partly sunny, with a high near 70. Breezy, with a south wind around 16 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 47. South wind 5 to 9 mph.
Monday
Increasing clouds, with a high near 84. South wind 5 to 14 mph, with gusts as high as 21 mph.
Monday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Mostly cloudy, with a low around 56. South southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Partly sunny, with a high near 69. Windy, with a south southwest wind 14 to 22 mph becoming north northwest in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 35. Breezy.
Wednesday
A 50 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 48.
Wednesday Night
Rain, possibly mixed with snow showers. Low around 32. Chance of precipitation is 80%.
Thursday
Showers likely, mainly before 1pm. Mostly cloudy, with a high near 44. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 34.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 59.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
Showers likely. Mostly cloudy, with a high near 54. Breezy. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Newton IA
 41.69°N 93.04°W
12:02 pm CDT Mar 29, 2026
1pm CDT Mar 29, 2026-6pm CDT Apr 4, 2026
 
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