Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Hazardous Weather Conditions

Current conditions at

Osceola Municipal Airport (KI75)

Lat: 41.05°NLon: 93.69°WElev: 1109ft.

Fair

73°F

23°C

Humidity 96%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 18 Aug 9:35 pm CDT
Extended Forecast for

Woodburn IA

  • Tonight

    Tonight: A slight chance of showers and thunderstorms.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a low around 66. Light and variable wind.  Chance of precipitation is 20%.

    Low: 66 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: A slight chance of showers and thunderstorms before 8am, then a slight chance of showers after 2pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 81. Northeast wind 3 to 6 mph.  Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Light northeast wind.

    Low: 62 °F

    Decreasing
    Clouds

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming south southeast around 5 mph in the afternoon.

    High: 83 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms after 1am.  Mostly clear, with a low around 65. South southeast wind 3 to 6 mph.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms before 1pm.  Sunny, with a high near 85.

    High: 85 °F

    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly clear, with a low around 64.

    Low: 64 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Saturday Night

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

    Low: 61 °F

    Mostly Clear

Detailed Forecast

Tonight
A slight chance of showers and thunderstorms. Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 66. Light and variable wind. Chance of precipitation is 20%.
Wednesday
A slight chance of showers and thunderstorms before 8am, then a slight chance of showers after 2pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 81. Northeast wind 3 to 6 mph. Chance of precipitation is 20%.
Wednesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Light northeast wind.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 83. Calm wind becoming south southeast around 5 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 65. South southeast wind 3 to 6 mph.
Friday
A 20 percent chance of showers and thunderstorms before 1pm. Sunny, with a high near 85.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 64.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 61.
Sunday
Partly sunny, with a high near 80.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 63.
Monday
Mostly sunny, with a high near 83.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Woodburn IA
 41.04°N 93.58°W
8:57 pm CDT Aug 18, 2026
9pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
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