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/Mist

70°F

21°C

Humidity 100%
Wind Speed SE 8 mph
Barometer 30.07 in
Dewpoint 70°F (21°C)
Visibility 4.00 mi
Last update 15 Aug 3:55 am CDT
Extended Forecast for

Oelwein IA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms.  Cloudy, with a low around 68. East wind around 9 mph.

    Low: 68 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 5pm.  Mostly cloudy, with a high near 82. East wind 5 to 8 mph becoming light and variable  in the afternoon.  Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am.  Mostly cloudy, with a low around 68. West wind 3 to 7 mph.  Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 68 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 10 percent chance of showers before 7am.  Partly sunny, with a high near 79. Northwest wind 8 to 14 mph.

    High: 79 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61. Northwest wind 6 to 10 mph.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Northwest wind around 5 mph becoming calm.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 63. Southwest wind 3 to 7 mph.

    Low: 63 °F

    Mostly Clear
    then Chance
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly cloudy, with a high near 79. Southwest wind 7 to 9 mph.

    High: 79 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 63. Southwest wind 8 to 10 mph becoming northwest after midnight.  Chance of precipitation is 80%.

    Low: 63 °F

    Showers

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Cloudy, with a low around 68. East wind around 9 mph.
Saturday
A chance of showers and thunderstorms before 8am, then a slight chance of showers and thunderstorms after 5pm. Mostly cloudy, with a high near 82. East wind 5 to 8 mph becoming light and variable in the afternoon. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms before 3am, then a slight chance of showers after 5am. Mostly cloudy, with a low around 68. West wind 3 to 7 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
A 10 percent chance of showers before 7am. Partly sunny, with a high near 79. Northwest wind 8 to 14 mph.
Sunday Night
Mostly clear, with a low around 61. Northwest wind 6 to 10 mph.
Monday
Sunny, with a high near 78. Northwest wind around 5 mph becoming calm.
Monday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 63. Southwest wind 3 to 7 mph.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 79. Southwest wind 7 to 9 mph.
Tuesday Night
Showers and possibly a thunderstorm. Low around 63. Southwest wind 8 to 10 mph becoming northwest after midnight. Chance of precipitation is 80%.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Partly sunny, with a high near 73. North wind around 10 mph.
Wednesday Night
Partly cloudy, with a low around 57. North wind 5 to 8 mph.
Thursday
Mostly sunny, with a high near 72. Northeast wind around 5 mph becoming southeast in the afternoon.
Thursday Night
A 20 percent chance of showers. Partly cloudy, with a low around 58. Southeast wind around 6 mph.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 73. South wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Oelwein IA
 42.67°N 91.9°W
2:26 am CDT Aug 15, 2026
4am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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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