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

36°F

2°C

Humidity 65%
Wind Speed E 6 mph
Barometer 30.28 in
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill31°F (-1°C)
Last update 20 Apr 2:15 am CDT
Extended Forecast for

Monroe IA

Freeze Warning until April 20, 09:00am
Click here for hazard details and duration
Freeze Warning
  •  
    Freeze Warning until April 20, 09:00am

    NOW until 9:00am Mon

    Freeze Warning

  • Overnight

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Widespread frost before 8am. Otherwise, sunny, with a high near 65. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.

    High: 65 °F

    Frost then
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 53. South southwest wind around 14 mph, with gusts as high as 23 mph.

    Low: 53 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Sunny, with a high near 80. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 80 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. West wind around 7 mph becoming south in the evening.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Windy. Chance of precipitation is 60%.

    High: 75 °F

    Windy. Partly
    Sunny then
    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 32. East wind around 6 mph.
Monday
Widespread frost before 8am. Otherwise, sunny, with a high near 65. South southeast wind 7 to 15 mph, with gusts as high as 23 mph.
Monday Night
Increasing clouds, with a low around 53. South southwest wind around 14 mph, with gusts as high as 23 mph.
Tuesday
Sunny, with a high near 80. Southwest wind 10 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly clear, with a low around 54. West wind around 7 mph becoming south in the evening.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Showers likely and possibly a thunderstorm after 1pm. Mostly cloudy, with a high near 75. Windy. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 49. Windy. Chance of precipitation is 70%.
Friday
Mostly sunny, with a high near 63.
Friday Night
Partly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 61.
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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:
1:27 am CDT Apr 20, 2026
Forecast Valid:
2am CDT Apr 20, 2026-6pm CDT Apr 26, 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