Heat Persists in the South Central U.S. and California; Heavy Rain in the Ohio Valley

Sweltering heat remains across the South-Central Plains and Lower/Middle Mississippi Valley, as well as in the Southwest and California this week with limited nighttime relief. Heavy rainfall will lead to localized areas of flash flooding in parts of the Ohio Valley/Central Appalachians. Dry and breezy conditions will enhance fire weather concerns across the northern Rockies and High Plains. Read More >

Current conditions at

Oskaloosa, Oskaloosa Municipal Airport (KOOA)

Lat: 41.23°NLon: 92.49°WElev: 840ft.

Fair

68°F

20°C

Humidity 99%
Wind Speed SW 5 mph
Barometer 30.05 in
Dewpoint 68°F (20°C)
Visibility 3.00 mi
Last update 9 Sep 11:55 pm CDT
Extended Forecast for

Oskaloosa IA

  • Overnight

    Overnight: Increasing clouds, with a low around 63. Light and variable wind.

    Low: 63 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Patchy fog before 8am.  Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Light northeast wind.

    High: 81 °F

    Patchy Fog
    then Mostly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Light and variable wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. South wind 5 to 9 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: A 40 percent chance of showers after 1am.  Mostly clear, with a low around 65. South southeast wind 6 to 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 65 °F

    Mostly Clear
    then Chance
    Showers

  • Saturday

    Saturday: A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 82. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 61.

    Low: 61 °F

    Slight Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly before 1pm.  Partly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Increasing clouds, with a low around 63. Light and variable wind.
Thursday
Patchy fog before 8am. Otherwise, cloudy through mid morning, then gradual clearing, with a high near 81. Light northeast wind.
Thursday Night
Mostly clear, with a low around 59. Light and variable wind.
Friday
Sunny, with a high near 83. South wind 5 to 9 mph.
Friday Night
A 40 percent chance of showers after 1am. Mostly clear, with a low around 65. South southeast wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Sunday
A 50 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 81.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Monday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 88. Breezy. Chance of precipitation is 50%.
Monday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 61. Chance of precipitation is 70%.
Tuesday
A 30 percent chance of showers. Mostly cloudy, with a high near 74.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 60.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Oskaloosa IA
 41.29°N 92.64°W
10:47 pm CDT Sep 9, 2026
12am CDT Sep 10, 2026-6pm CDT Sep 16, 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