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.

Overcast

34°F

1°C

Humidity 65%
Wind Speed E 7 mph
Barometer 30.09 in
Dewpoint 23°F (-5°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 14 Mar 3:35 am CDT
Extended Forecast for

Newton IA

Winter Storm Watch March 15, 10:00am until March 16, 10:00am
High Wind Watch March 15, 01:00pm until March 16, 04:00am
Click here for hazard details and duration
Winter Storm Watch
High Wind Watch

  • Overnight

    Overnight: A 20 percent chance of snow. Mostly cloudy, with a low around 30. East wind around 6 mph.

    Low: 30 °F

    Slight Chance
    Snow

  • Saturday

    Saturday: Partly sunny, with a high near 51. Breezy, with a southeast wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 51 °F

    Partly Sunny
    then Partly
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: A chance of rain, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 40. Breezy, with an east southeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 40 °F

    Breezy.
    Mostly Cloudy
    then Chance
    Rain

  • Sunday

    Sunday: Rain before 2pm, then rain and snow between 2pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 4pm. Temperature falling to around 33 by 5pm. Windy, with a south wind 14 to 19 mph becoming north northwest 26 to 31 mph in the afternoon. Winds could gust as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 55 °F⇓

    Rain and
    Breezy then
    Rain/Snow and
    Patchy
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 1am. Widespread blowing snow, mainly after 9pm. Cloudy, with a low around 7. Windy, with a north northwest wind 31 to 34 mph, with gusts as high as 49 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    Low: 7 °F

    Snow Likely
    and Blowing
    Snow

  • Monday

    Monday: Areas of blowing snow. Partly sunny, with a high near 18. Windy.

    High: 18 °F

    Areas Blowing
    Snow and
    Windy

  • Monday Night

    Monday Night: Mostly clear, with a low around 3. Blustery.

    Low: 3 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Tuesday

    Tuesday: A 20 percent chance of snow after 1pm. Partly sunny, with a high near 30.

    High: 30 °F

    Mostly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Overnight
A 20 percent chance of snow. Mostly cloudy, with a low around 30. East wind around 6 mph.
Saturday
Partly sunny, with a high near 51. Breezy, with a southeast wind 8 to 17 mph, with gusts as high as 25 mph.
Saturday Night
A chance of rain, with thunderstorms also possible after 4am. Mostly cloudy, with a low around 40. Breezy, with an east southeast wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Rain before 2pm, then rain and snow between 2pm and 4pm, then snow after 4pm. Some thunder is also possible. Patchy blowing snow after 4pm. Temperature falling to around 33 by 5pm. Windy, with a south wind 14 to 19 mph becoming north northwest 26 to 31 mph in the afternoon. Winds could gust as high as 46 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Sunday Night
Snow likely, mainly before 1am. Widespread blowing snow, mainly after 9pm. Cloudy, with a low around 7. Windy, with a north northwest wind 31 to 34 mph, with gusts as high as 49 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Monday
Areas of blowing snow. Partly sunny, with a high near 18. Windy.
Monday Night
Mostly clear, with a low around 3. Blustery.
Tuesday
A 20 percent chance of snow after 1pm. Partly sunny, with a high near 30.
Tuesday Night
A 50 percent chance of snow before 1am. Mostly cloudy, with a low around 24.
Wednesday
Mostly sunny, with a high near 53.
Wednesday Night
Mostly clear, with a low around 34.
Thursday
Mostly sunny, with a high near 65.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 63.
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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:
3:17 am CDT Mar 14, 2026
Forecast Valid:
3am CDT Mar 14, 2026-6pm CDT Mar 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