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.

Mostly Cloudy

46°F

8°C

Humidity 76%
Wind Speed N 12 mph
Barometer 30.37 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 10 Apr 12:35 pm CDT
Extended Forecast for

Monroe IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 57. North wind 8 to 10 mph.

    High: 57 °F

    Mostly Sunny

  • Tonight

    Tonight: A 30 percent chance of showers, mainly after 5am. Partly cloudy, with a low around 40. East wind around 7 mph.

    Low: 40 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 63. Southeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 63 °F

    Showers

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 61. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 26 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms and
    Breezy

  • Sunday

    Sunday: Showers and possibly a thunderstorm. High near 71. Windy, with a south southwest wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 71 °F

    Showers and
    Windy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61. Breezy. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 61 °F

    Chance
    T-storms and
    Breezy then
    Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 81. Breezy.

    High: 81 °F

    Partly Sunny
    then Mostly
    Sunny and
    Breezy

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Breezy. Chance of precipitation is 60%.

    High: 82 °F

    Mostly Sunny
    then Showers
    Likely and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 57. North wind 8 to 10 mph.
Tonight
A 30 percent chance of showers, mainly after 5am. Partly cloudy, with a low around 40. East wind around 7 mph.
Saturday
Showers and possibly a thunderstorm, mainly before 4pm, then a chance of showers and thunderstorms after 4pm. High near 63. Southeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 61. Breezy, with a south southeast wind 14 to 16 mph, with gusts as high as 26 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. High near 71. Windy, with a south southwest wind 17 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61. Breezy. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 81. Breezy.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 82. Breezy. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 56. Breezy. Chance of precipitation is 60%.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 72.
Wednesday Night
Partly cloudy, with a low around 53.
Thursday
A 30 percent chance of showers. Sunny, with a high near 78.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Monroe IA
 41.51°N 93.1°W
Last Update:
11:56 am CDT Apr 10, 2026
Forecast Valid:
12pm CDT Apr 10, 2026-6pm CDT Apr 16, 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