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National Weather Service Flood Inundation Mapping Available for Iowa in September 2025

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

A Few Clouds

14°F

-10°C

Humidity	100%
Wind Speed	Calm
Barometer	30.03 in
Dewpoint	14°F (-10°C)
Visibility	10.00 mi
Last update	1 Dec 8:55 pm CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles SSW Charter Oak IA

Tonight
Low: 5 °F
Partly Cloudy
Tuesday
High: 29 °F
Partly Sunny
Tuesday Night
Low: 21 °F⇑
Mostly Cloudy
Wednesday
High: 28 °F⇓
Decreasing
Clouds
Wednesday Night
Low: -12 °F
Mostly Clear
Thursday
High: 17 °F
Sunny
Thursday Night
Low: 7 °F
Partly Cloudy
Friday
High: 30 °F
Partly Sunny
Friday Night
Low: 18 °F
Mostly Cloudy

Detailed Forecast

Tonight

Partly cloudy, with a low around 5. Wind chill values as low as zero. Southwest wind 5 to 8 mph.

Tuesday

Partly sunny, with a high near 29. Wind chill values as low as -5. South wind 5 to 11 mph, with gusts as high as 18 mph.

Tuesday Night

Mostly cloudy, with a temperature falling to near 21 by 11pm, then rising to around 29 during the remainder of the night. South wind 6 to 9 mph becoming north northwest after midnight.

Wednesday

Cloudy, then gradually becoming mostly sunny, with a temperature falling to around 10 by 5pm. Wind chill values as low as -5. North wind 8 to 14 mph, with gusts as high as 24 mph.

Wednesday Night

Mostly clear, with a low around -12. North wind 5 to 9 mph becoming calm after midnight.

Thursday

Sunny, with a high near 17.

Thursday Night

Partly cloudy, with a low around 7.

Friday

Partly sunny, with a high near 30.

Friday Night

Mostly cloudy, with a low around 18.

Saturday

Mostly cloudy, with a high near 28.