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 >

Hazardous Weather Conditions

Current conditions at

Oskaloosa, Oskaloosa Municipal Airport (KOOA)

Lat: 41.23°NLon: 92.49°WElev: 840ft.

Fair

79°F

26°C

Humidity 90%
Wind Speed NE 3 mph
Barometer 30.06 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 16 Aug 11:35 am CDT
Extended Forecast for

4 Miles ESE New Sharon IA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers before 1pm.  Mostly cloudy, with a high near 81. North northwest wind around 10 mph.

    High: 81 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 60. North northwest wind 3 to 7 mph.

    Low: 60 °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 65. Calm wind becoming southwest around 5 mph after midnight.

    Low: 65 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 83. West wind 3 to 6 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers.  Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

    Low: 64 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 78.

    High: 78 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers before 1pm. Mostly cloudy, with a high near 81. North northwest wind around 10 mph.
Tonight
Mostly cloudy, then gradually becoming clear, with a low around 60. 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 65. Calm wind becoming southwest around 5 mph after midnight.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 83. West wind 3 to 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Wednesday
Partly sunny, with a high near 78.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 79.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 81.
Friday Night
Mostly clear, with a low around 62.
Saturday
Mostly sunny, with a high near 81.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE New Sharon IA
 41.44°N 92.58°W
12:02 pm CDT Aug 16, 2026
12pm CDT Aug 16, 2026-6pm CDT Aug 22, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database