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 >

Hazardous Weather Conditions

Current conditions at

Oelwein Municipal Airport (KOLZ)

Lat: 42.68°NLon: 91.98°WElev: 1070ft.

Mostly Cloudy

70°F

21°C

Humidity 94%
Wind Speed SE 14 mph
Barometer 30.08 in
Dewpoint 68°F (20°C)
Visibility 7.00 mi
Last update 14 Aug 12:35 pm CDT
Extended Forecast for

West Union IA

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms.  Cloudy, with a high near 76. East wind 11 to 15 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 76 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm.  Cloudy, with a low around 67. East wind 9 to 13 mph.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 67 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday

    Saturday: A 20 percent chance of showers before 10am.  Mostly cloudy, with a high near 83. East wind 5 to 8 mph becoming west in the afternoon.

    High: 83 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Mostly cloudy, with a low around 67. Calm wind becoming west around 6 mph after midnight.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 67 °F

    Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 78. Northwest wind 6 to 13 mph.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 60. Northwest wind 6 to 9 mph.

    Low: 60 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 59. Calm wind becoming southwest around 6 mph after midnight.

    Low: 59 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 77. Southwest wind 5 to 9 mph.  Chance of precipitation is 30%.

    High: 77 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Cloudy, with a high near 76. East wind 11 to 15 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Cloudy, with a low around 67. East wind 9 to 13 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
A 20 percent chance of showers before 10am. Mostly cloudy, with a high near 83. East wind 5 to 8 mph becoming west in the afternoon.
Saturday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 67. Calm wind becoming west around 6 mph after midnight. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Partly sunny, with a high near 78. Northwest wind 6 to 13 mph.
Sunday Night
Mostly clear, with a low around 60. Northwest wind 6 to 9 mph.
Monday
Sunny, with a high near 76. Calm wind becoming west around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 59. Calm wind becoming southwest around 6 mph after midnight.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Southwest wind 5 to 9 mph. Chance of precipitation is 30%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Southwest wind 6 to 8 mph becoming north after midnight. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 75. West wind around 9 mph becoming north in the morning.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. North wind around 6 mph becoming east after midnight.
Thursday
A 20 percent chance of showers and thunderstorms. Partly sunny, with a high near 72. East wind around 5 mph becoming light and variable.
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ABOUT THIS FORECAST

 
Point Forecast:
West Union IA
 42.95°N 91.8°W
12:36 pm CDT Aug 14, 2026
12pm CDT Aug 14, 2026-6pm CDT Aug 20, 2026
 
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Additional Resources

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