Heat and Severe Thunderstorms in the Eastern U.S.

A widespread heat wave will peak over the South and East today, with several dozen temperature records expected along the East Coast. Heat should begin to ease this weekend in the Northeast, while hazardous heat continues over the South. Severe thunderstorms capable of damaging winds are possible across parts of the Appalachians, Mid Atlantic, and Northeast this afternoon and evening. Read More >

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fair

72°F

22°C

Humidity 65%
Wind Speed W 14 mph
Barometer 29.95 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 12 Jun 10:55 am CDT
Extended Forecast for

Dunkerton IA

  • Today

    Today: Sunny, with a high near 80. West wind 13 to 15 mph, with gusts as high as 22 mph.

    High: 80 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.

    Low: 61 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly sunny, with a high near 80. South southwest wind around 11 mph becoming northwest in the afternoon.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Sunny then
    Showers
    Likely

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am.  Mostly cloudy, then gradually becoming clear, with a low around 52. North northwest wind 11 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 70. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 26 mph.

    High: 70 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 76. Breezy.

    High: 76 °F

    Mostly Sunny
    then Sunny
    and Breezy

Detailed Forecast

Today
Sunny, with a high near 80. West wind 13 to 15 mph, with gusts as high as 22 mph.
Tonight
Mostly clear, with a low around 61. South southwest wind 9 to 11 mph, with gusts as high as 18 mph.
Saturday
A chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly sunny, with a high near 80. South southwest wind around 11 mph becoming northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A chance of showers and thunderstorms before 10pm, then a chance of showers between 10pm and 1am. Mostly cloudy, then gradually becoming clear, with a low around 52. North northwest wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Sunny, with a high near 70. Breezy, with a northwest wind 15 to 18 mph, with gusts as high as 26 mph.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 76. Breezy.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 54.
Wednesday
Showers likely. Partly sunny, with a high near 78. Breezy. Chance of precipitation is 60%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 58. Breezy.
Thursday
Mostly sunny, with a high near 78. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Dunkerton IA
 42.57°N 92.17°W
9:37 am CDT Jun 12, 2026
11am CDT Jun 12, 2026-6pm CDT Jun 18, 2026
 
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Additional Resources

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Hourly Weather Forecast

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