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

Perry Municipal Airport (KPRO)

Lat: 41.83°NLon: 94.16°WElev: 1013ft.

Mostly Cloudy

76°F

24°C

Humidity 80%
Wind Speed NE 6 mph
Barometer 29.95 in
Dewpoint 70°F (21°C)
Visibility 10.00 mi
Heat Index77°F (25°C)
Last update 19 Aug 1:15 pm CDT
Extended Forecast for

Jamaica IA

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly cloudy, with a high near 79. Northeast wind 3 to 6 mph.

    High: 79 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Partly cloudy, with a low around 60. Northeast wind around 5 mph becoming calm  in the evening.

    Low: 60 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms between 2am and 4am.  Mostly clear, with a low around 65. South wind 3 to 5 mph.  Chance of precipitation is 20%.

    Low: 65 °F

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 84. Light and variable wind becoming west southwest around 5 mph in the morning.

    High: 84 °F

    Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Partly cloudy, with a low around 63. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Partly sunny, with a high near 77.

    High: 77 °F

    Partly Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. Northeast wind 3 to 6 mph.
Tonight
Partly cloudy, with a low around 60. Northeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 81. Calm wind becoming south around 6 mph in the afternoon.
Thursday Night
A slight chance of showers and thunderstorms between 2am and 4am. Mostly clear, with a low around 65. South wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 84. Light and variable wind becoming west southwest around 5 mph in the morning.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 63. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 80.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Partly sunny, with a high near 77.
Sunday Night
Mostly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamaica IA
 41.85°N 94.3°W
1:26 pm CDT Aug 19, 2026
1pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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