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

72°F

22°C

Humidity 97%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 19 Aug 2:15 am CDT
Extended Forecast for

5 Miles ENE Osceola IA

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms, mainly before 3am.  Patchy fog after 5am.  Otherwise, mostly cloudy, with a steady temperature around 70. Calm wind.

    Low: 70 °F

    Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms, mainly after 11am.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the morning.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers and
    Patchy Fog
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm.  Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 62 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 82. Calm wind.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. Calm wind becoming south around 5 mph after midnight.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Slight Chance
    T-storms then
    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 62.

    Low: 62 °F

    Mostly Clear

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms, mainly before 3am. Patchy fog after 5am. Otherwise, mostly cloudy, with a steady temperature around 70. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms, mainly after 11am. Patchy fog before 9am. Otherwise, partly sunny, with a high near 79. Calm wind becoming northeast around 6 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 82. Calm wind.
Thursday Night
Mostly clear, with a low around 65. Calm wind becoming south around 5 mph after midnight.
Friday
Sunny, with a high near 85.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 65.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 62.
Sunday
Partly sunny, with a high near 79.
Sunday Night
Mostly cloudy, with a low around 62.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 65.
Tuesday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ENE Osceola IA
 41.06°N 93.69°W
1:26 am CDT Aug 19, 2026
2am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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