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

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Fog/Mist

73°F

23°C

Humidity 100%
Wind Speed N 7 mph
Barometer 30.00 in
Dewpoint 73°F (23°C)
Visibility 6.00 mi
Last update 15 Aug 9:35 am CDT
Extended Forecast for

Manilla IA

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall.  Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 82. Light and variable wind.  New rainfall amounts between a quarter and half of an inch possible.

    High: 82 °F

    Patchy Fog
    then Heavy
    Rain

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 10pm.  Mostly cloudy, with a low around 66. Light and variable wind.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 78. North wind 5 to 9 mph.

    High: 78 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. North wind around 5 mph becoming calm  in the evening.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 79. Light and variable wind.

    High: 79 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms after 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

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm.  Partly sunny, with a high near 81. Chance of precipitation is 60%.

    High: 81 °F

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am.  Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 74.

    High: 74 °F

    Mostly Cloudy

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Some of the storms could produce heavy rainfall. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 82. Light and variable wind. New rainfall amounts between a quarter and half of an inch possible.
Tonight
A 50 percent chance of showers and thunderstorms, mainly before 10pm. Mostly cloudy, with a low around 66. Light and variable wind. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 78. North wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 58. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 79. Light and variable wind.
Monday Night
A 40 percent chance of showers and thunderstorms after 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.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 81. Chance of precipitation is 60%.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Wednesday
Mostly cloudy, with a high near 74.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Partly sunny, with a high near 73.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Manilla IA
 41.9°N 95.23°W
8:06 am CDT Aug 15, 2026
9am CDT Aug 15, 2026-6pm CDT Aug 21, 2026
 
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Additional Resources

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