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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

Des Moines International Airport (KDSM)

Lat: 41.53°NLon: 93.65°WElev: 942ft.

Fair

46°F

8°C

Humidity	93%
Wind Speed	W 5 mph
Barometer	29.92 in (1013.1 mb)
Dewpoint	44°F (7°C)
Visibility	7.00 mi
Wind Chill	44°F (7°C)
Last update	4 Sep 5:54 am CDT

More Information:

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

Extended Forecast for

Cumming IA

Today
High: 74 °F
Areas Smoke
Tonight
Low: 51 °F
Slight Chance
T-storms then
Areas Smoke
Friday
High: 68 °F
Sunny
Friday Night
Low: 45 °F
Mostly Clear
Saturday
High: 71 °F
Sunny
Saturday Night
Low: 44 °F
Mostly Clear
Sunday
High: 71 °F
Sunny
Sunday Night
Low: 46 °F
Clear
Monday
High: 79 °F
Sunny

Detailed Forecast

Today

Areas of smoke. Mostly sunny, with a high near 74. Light west wind becoming southwest 9 to 14 mph in the morning. Winds could gust as high as 20 mph.

Tonight

A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and midnight. Areas of smoke before 1am. Partly cloudy, with a low around 51. South southwest wind around 15 mph becoming northwest after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 20%.

Friday

Sunny, with a high near 68. Northwest wind 11 to 15 mph, with gusts as high as 21 mph.

Friday Night

Mostly clear, with a low around 45. West northwest wind 5 to 10 mph.

Saturday

Sunny, with a high near 71. West northwest wind 5 to 10 mph, with gusts as high as 18 mph.

Saturday Night

Mostly clear, with a low around 44.

Sunday

Sunny, with a high near 71.

Sunday Night

Clear, with a low around 46.