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

Creston Municipal Airport (KCSQ)

Lat: 41.02°NLon: 94.36°WElev: 1289ft.

Fair

73°F

23°C

Humidity 100%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 18 Aug 9:15 pm CDT
Extended Forecast for

Shannon City 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, then a chance of showers after 1pm.  Patchy fog before 9am.  Otherwise, partly sunny, with a high near 81. Northeast wind 5 to 7 mph.  Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then Chance
    Showers

  • Wednesday Night

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

    Low: 62 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 83. Calm wind becoming south southeast around 5 mph.

    High: 83 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 65. South wind 3 to 5 mph.

    Low: 65 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly after 1am.  Mostly clear, with a low around 65.

    Low: 65 °F

    Chance
    T-storms

  • Saturday

    Saturday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 62.

    Low: 62 °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, then a chance of showers after 1pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 81. Northeast wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 62. East northeast wind around 5 mph becoming calm in the evening.
Thursday
Sunny, with a high near 83. Calm wind becoming south southeast around 5 mph.
Thursday Night
Mostly clear, with a low around 65. South wind 3 to 5 mph.
Friday
Sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 65.
Saturday
Mostly sunny, with a high near 84.
Saturday Night
Mostly clear, with a low around 62.
Sunday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 81.
Sunday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 64.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 66.
Tuesday
Mostly sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Shannon City IA
 40.91°N 94.28°W
8:57 pm CDT Aug 18, 2026
9pm CDT Aug 18, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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