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

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Denison (KDNS)

Lat: 41.98°NLon: 95.38°WElev: 1273ft.

Light Rain

52°F

11°C

Humidity	88%
Wind Speed	N 8 mph
Barometer	30.20 in
Dewpoint	48°F (9°C)
Visibility	7.00 mi
Wind Chill	49°F (9°C)
Last update	6 Oct 12:55 pm CDT

More Information:

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

Extended Forecast for

Dow City IA

This Afternoon
High: 53 °F
Chance
Showers
Tonight
Low: 41 °F
Decreasing
Clouds
Tuesday
High: 66 °F
Sunny
Tuesday Night
Low: 41 °F
Clear
Wednesday
High: 67 °F
Sunny
Wednesday Night
Low: 48 °F
Partly Cloudy
Thursday
High: 69 °F
Slight Chance
Showers then
Slight Chance
T-storms
Thursday Night
Low: 52 °F
Partly Cloudy
Friday
High: 75 °F
Sunny

Detailed Forecast

This Afternoon

A 50 percent chance of showers, mainly before 4pm. Cloudy, with a steady temperature around 53. North northeast wind 7 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North northeast wind 3 to 6 mph.

Tuesday

Sunny, with a high near 66. Calm wind becoming north around 5 mph.

Tuesday Night

Clear, with a low around 41. Calm wind.

Wednesday

Sunny, with a high near 67. Calm wind becoming south southeast 5 to 9 mph in the morning.

Wednesday Night

Partly cloudy, with a low around 48.

Thursday

A slight chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 69. Chance of precipitation is 20%.