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

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Overcast

68°F

20°C

Humidity 88%
Wind Speed SE 9 mph
Barometer 29.90 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 28 Jun 1:55 am CDT
Extended Forecast for

Readlyn IA

Extreme Heat Warning June 29, 12:00pm until June 30, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning

  • Overnight

    Overnight: Mostly cloudy, with a low around 66. East southeast wind 8 to 13 mph, with gusts as high as 18 mph.

    Low: 66 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly between 10am and noon. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. Windy, with a southeast wind 18 to 25 mph, with gusts as high as 34 mph. New precipitation amounts between a quarter and half of an inch possible.

    High: 87 °F

    Windy. Heavy
    Rain then
    Partly Sunny

  • Sunday Night

    Sunday Night: A slight chance of showers and thunderstorms between 9pm and 11pm. Mostly cloudy, with a low around 75. Breezy, with a south wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.

    Low: 75 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 93. Heat index values as high as 107. Windy, with a south wind 16 to 24 mph, with gusts as high as 34 mph.

    High: 93 °F

    Sunny and
    Windy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 77. Windy, with a south southwest wind 16 to 22 mph, with gusts as high as 31 mph.

    Low: 77 °F

    Partly Cloudy
    and Windy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 92. Windy.

    High: 92 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy.

    Low: 74 °F

    Chance
    T-storms and
    Breezy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Breezy.

    High: 91 °F

    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy.

    Low: 73 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 66. East southeast wind 8 to 13 mph, with gusts as high as 18 mph.
Sunday
A 40 percent chance of showers and thunderstorms, mainly between 10am and noon. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 87. Windy, with a southeast wind 18 to 25 mph, with gusts as high as 34 mph. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A slight chance of showers and thunderstorms between 9pm and 11pm. Mostly cloudy, with a low around 75. Breezy, with a south wind 15 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Monday
Sunny, with a high near 93. Heat index values as high as 107. Windy, with a south wind 16 to 24 mph, with gusts as high as 34 mph.
Monday Night
Partly cloudy, with a low around 77. Windy, with a south southwest wind 16 to 22 mph, with gusts as high as 31 mph.
Tuesday
Mostly sunny, with a high near 92. Windy.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy.
Wednesday
A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 91. Breezy.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. Breezy.
Thursday
Mostly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Friday
Mostly sunny, with a high near 90.
Friday Night
Mostly clear, with a low around 72.
Independence Day
Mostly sunny, with a high near 89.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Readlyn IA
 42.7°N 92.22°W
Last Update:
1:27 am CDT Jun 28, 2026
Forecast Valid:
2am CDT Jun 28, 2026-6pm CDT Jul 4, 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