Lala Approaching Hawaii; Flash Flooding Risks; Excessive Heat

Lala, may become a hurricane, is expected to impact Hawaii this weekend. Heavy rainfall, strong winds, dangerous surf and localized flooding are expected. Heavy rainfall and flash flooding concerns from the mid-Mississippi Valley, Ohio Valley into the central Appalachians continues, with the threat shifting toward the mid-Atlantic later this weekend. Record heat continues for areas of the South. Read More >

Hazardous Weather Conditions

Current conditions at

Perry Municipal Airport (KPRO)

Lat: 41.83°NLon: 94.16°WElev: 1013ft.

Overcast

76°F

24°C

Humidity 100%
Wind Speed Calm
Barometer 29.99 in
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index75°F (24°C)
Last update 15 Aug 10:55 am CDT
Extended Forecast for

Dexter IA

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 4pm.  Mostly cloudy, with a high near 83. Calm wind becoming west northwest around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 3am.  Mostly cloudy, with a low around 69. West northwest wind 3 to 5 mph.  New rainfall amounts between a quarter and half of an inch possible.

    Low: 69 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 80. North wind 7 to 11 mph.

    High: 80 °F

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62. North wind 5 to 7 mph becoming calm  in the evening.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 81. Calm wind.

    High: 81 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms after 1am.  Partly cloudy, with a low around 65.

    Low: 65 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms.  Partly sunny, with a high near 83.

    High: 83 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall.  Low around 66. Chance of precipitation is 80%.

    Low: 66 °F

    Heavy Rain

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Mostly cloudy, with a high near 83. Calm wind becoming west northwest around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 3am. Mostly cloudy, with a low around 69. West northwest wind 3 to 5 mph. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 80. North wind 7 to 11 mph.
Sunday Night
Mostly clear, with a low around 62. North wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 81. Calm wind.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 65.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.
Tuesday Night
Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Some of the storms could produce heavy rainfall. Low around 66. Chance of precipitation is 80%.
Wednesday
Mostly cloudy, with a high near 76.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Partly cloudy, with a low around 60.
Friday
Mostly sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Dexter IA
 41.52°N 94.21°W
8:06 am CDT Aug 15, 2026
11am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database