National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Partly Cloudy

75°F

24°C

Humidity 78%
Wind Speed NE 7 mph
Barometer 29.97 in
Dewpoint 68°F (20°C)
Visibility 10.00 mi
Last update 19 Aug 7:35 pm CDT
Extended Forecast for

Charter Oak IA

  • Tonight

    Tonight: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 63. South southwest wind around 5 mph becoming calm in the evening.

    Low: 63 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83. Light and variable wind.

    High: 83 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 62. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Mostly cloudy, with a high near 76.

    High: 76 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 61.

    Low: 61 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 58. Light and variable wind.
Thursday
Sunny, with a high near 80. Calm wind becoming south 5 to 7 mph in the afternoon.
Thursday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly clear, with a low around 63. South southwest wind around 5 mph becoming calm in the evening.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83. Light and variable wind.
Friday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Partly cloudy, with a low around 62. Calm wind. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday
Sunny, with a high near 79.
Saturday Night
A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 59.
Sunday
Mostly cloudy, with a high near 76.
Sunday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 61.
Monday
Partly sunny, with a high near 78.
Monday Night
Partly cloudy, with a low around 62.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Partly cloudy, with a low around 64.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Charter Oak IA
 42.07°N 95.59°W
Last Update:
5:43 pm CDT Aug 19, 2026
Forecast Valid:
7pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation