Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Current conditions at

Oskaloosa, Oskaloosa Municipal Airport (KOOA)

Lat: 41.23°NLon: 92.49°WElev: 840ft.

Fair

65°F

18°C

Humidity 98%
Wind Speed NW 6 mph
Barometer 30.09 in
Dewpoint 65°F (18°C)
Visibility 4.00 mi
Last update 17 Aug 1:55 am CDT
Extended Forecast for

6 Miles S Barnes City IA

  • Overnight

    Overnight: Mostly clear, with a steady temperature around 64. Northwest wind around 5 mph.

    Low: 64 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Northwest wind 3 to 6 mph.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 64. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 64 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Increasing clouds, with a high near 82. West southwest 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: 82 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am.  Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 80.

    High: 80 °F

    Partly Sunny

  • Wednesday Night

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

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 80.

    High: 80 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a steady temperature around 64. Northwest wind around 5 mph.
Monday
Sunny, with a high near 81. Northwest wind 3 to 6 mph.
Monday Night
Partly cloudy, with a low around 64. Calm wind becoming south southwest around 5 mph after midnight.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Increasing clouds, with a high near 82. West southwest 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 likely and possibly a thunderstorm before 1am. Mostly cloudy, with a low around 64. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Partly sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 80.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 82.
Friday Night
A 30 percent chance of showers. Mostly clear, with a low around 63.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles S Barnes City IA
 41.42°N 92.49°W
1:26 am CDT Aug 17, 2026
2am CDT Aug 17, 2026-6pm CDT Aug 23, 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