National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Newton Municipal Airport - Earl Johnson Field (KTNU)

Lat: 41.67°NLon: 93.02°WElev: 945ft.

Fair

5°F

-15°C

Humidity 78%
Wind Speed NW 15 mph
Barometer 30.62 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill-13°F (-25°C)
Last update 23 Feb 1:15 am CST
Extended Forecast for

3 Miles S Killduff IA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 6. Wind chill values as low as -10. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 20. Wind chill values as low as -10. North northwest wind 5 to 7 mph becoming calm in the afternoon.

    High: 20 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a temperature falling to near 11 by 11pm, then rising to around 20 during the remainder of the night. Wind chill values as low as zero. Light south southwest wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph.

    Low: 11 °F⇑

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 42. Wind chill values as low as 10. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 42 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 20. Northwest wind 6 to 8 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of rain and snow after noon. Mostly sunny, with a high near 36. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 36 °F

    Mostly Sunny
    then Chance
    Rain/Snow

  • Wednesday Night

    Wednesday Night: A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.

    Low: 19 °F

    Chance
    Rain/Snow
    then Chance
    Snow

  • Thursday

    Thursday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 6. Wind chill values as low as -10. North northwest wind 8 to 11 mph, with gusts as high as 18 mph.
Monday
Sunny, with a high near 20. Wind chill values as low as -10. North northwest wind 5 to 7 mph becoming calm in the afternoon.
Monday Night
Partly cloudy, with a temperature falling to near 11 by 11pm, then rising to around 20 during the remainder of the night. Wind chill values as low as zero. Light south southwest wind becoming south 5 to 10 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly cloudy, with a high near 42. Wind chill values as low as 10. South wind 9 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
Partly cloudy, with a low around 20. Northwest wind 6 to 8 mph.
Wednesday
A chance of rain and snow after noon. Mostly sunny, with a high near 36. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
A chance of rain and snow before midnight, then a chance of snow. Mostly cloudy, with a low around 19. Chance of precipitation is 50%.
Thursday
Mostly sunny, with a high near 35.
Thursday Night
Mostly clear, with a low around 23.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 29.
Saturday
Mostly sunny, with a high near 44.
Saturday Night
Partly cloudy, with a low around 18.
Sunday
Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Killduff IA
 41.6°N 92.9°W
Last Update:
10:31 pm CST Feb 22, 2026
Forecast Valid:
1am CST Feb 23, 2026-6pm CST Mar 1, 2026
 
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Additional Resources

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Chance of Precipitation