Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Fog

72°F

22°C

Humidity 100%
Wind Speed W 3 mph
Barometer 29.99 in
Dewpoint 72°F (22°C)
Visibility 0.15 mi
Last update 16 Aug 4:35 am CDT
Extended Forecast for

Oelwein IA

  • Today

    Today: Areas of fog before 9am.  Otherwise, partly sunny, with a high near 78. Northwest wind 7 to 13 mph.

    High: 78 °F

    Areas Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 61. Northwest wind 6 to 9 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79. Light and variable wind becoming west 5 to 7 mph in the afternoon.

    High: 79 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am.  Increasing clouds, with a low around 64. Southwest wind 3 to 8 mph.  Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 79. West wind around 8 mph.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 61. West wind 5 to 7 mph becoming north after midnight.  Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 61 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Mostly sunny, with a high near 74. Northeast wind 5 to 7 mph.

    High: 74 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Light and variable wind becoming east around 5 mph.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Today
Areas of fog before 9am. Otherwise, partly sunny, with a high near 78. Northwest wind 7 to 13 mph.
Tonight
Mostly clear, with a low around 61. Northwest wind 6 to 9 mph.
Monday
Sunny, with a high near 79. Light and variable wind becoming west 5 to 7 mph in the afternoon.
Monday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Increasing clouds, with a low around 64. Southwest wind 3 to 8 mph. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. West wind around 8 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. West wind 5 to 7 mph becoming north after midnight. Chance of precipitation is 50%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Mostly sunny, with a high near 74. Northeast wind 5 to 7 mph.
Wednesday Night
Mostly clear, with a low around 57. Light and variable wind becoming east around 5 mph.
Thursday
Mostly sunny, with a high near 75. Calm wind becoming south around 5 mph in the afternoon.
Thursday Night
A slight chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 60. South wind 3 to 6 mph. Chance of precipitation is 20%.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. Southwest wind 6 to 9 mph.
Friday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 61. Southwest wind around 7 mph.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 77. West wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Oelwein IA
 42.67°N 91.9°W
4:46 am CDT Aug 16, 2026
5am CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database