Lala Impacting Hawaii; Flash Flooding Risks; Excessive Heat

Lala will continue to impact Hawaii through the weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Thunderstorms, heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians and the mid-Atlantic through today. Record heat continues for areas of the Mississippi Valley into the Southeast. Read More >

Current conditions at

Oskaloosa, Oskaloosa Municipal Airport (KOOA)

Lat: 41.23°NLon: 92.49°WElev: 840ft.

Fair

76°F

24°C

Humidity 93%
Wind Speed NW 9 mph
Barometer 30.06 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 16 Aug 4:15 pm CDT
Extended Forecast for

4 Miles SSE Beacon IA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 80. West northwest wind around 9 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. North northwest wind 3 to 7 mph.

    Low: 62 °F

    Decreasing
    Clouds

  • Monday

    Monday: Sunny, with a high near 82. Light northwest wind.

    High: 82 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 66. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 66 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers likely and possibly a thunderstorm after 1pm.  Mostly sunny, with a high near 84. West wind 5 to 7 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Mostly Sunny
    then Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm.  Low around 65. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

    Low: 65 °F

    Showers

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly before 1pm.  Mostly cloudy, with a high near 79.

    High: 79 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 60.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 80. West northwest wind around 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. North northwest wind 3 to 7 mph.
Monday
Sunny, with a high near 82. Light northwest wind.
Monday Night
Partly cloudy, with a low around 66. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
Showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 84. West wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and possibly a thunderstorm. Low around 65. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Mostly cloudy, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly clear, with a low around 60.
Friday
Sunny, with a high near 82.
Friday Night
Mostly clear, with a low around 64.
Saturday
Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Beacon IA
 41.23°N 92.67°W
2:36 pm CDT Aug 16, 2026
4pm CDT Aug 16, 2026-6pm CDT Aug 22, 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