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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

Mason City Municipal Airport (KMCW)

Lat: 43.15°NLon: 93.33°WElev: 1188ft.

Overcast

54°F

12°C

Humidity	72%
Wind Speed	NE 9 mph
Barometer	30.18 in (1021.7 mb)
Dewpoint	45°F (7°C)
Visibility	10.00 mi
Wind Chill	51°F (11°C)
Last update	6 Oct 11:53 am CDT

More Information:

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

Extended Forecast for

Ventura IA

This Afternoon
High: 58 °F
Chance
Showers
Tonight
Low: 41 °F
Slight Chance
Showers then
Mostly Clear
Tuesday
High: 67 °F
Sunny
Tuesday Night
Low: 41 °F
Mostly Clear
Wednesday
High: 68 °F
Sunny
Wednesday Night
Low: 44 °F
Mostly Clear
Thursday
High: 68 °F
Mostly Sunny
Thursday Night
Low: 50 °F
Slight Chance
T-storms
Friday
High: 73 °F
Mostly Sunny

Detailed Forecast

This Afternoon

A 50 percent chance of showers. Mostly cloudy, with a high near 58. North wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.

Tonight

A 10 percent chance of showers before 7pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 41. North northwest wind 3 to 6 mph.

Tuesday

Sunny, with a high near 67. Northwest wind 3 to 6 mph.

Tuesday Night

Mostly clear, with a low around 41. Calm wind.

Wednesday

Sunny, with a high near 68. Calm wind becoming south 5 to 8 mph in the morning.

Wednesday Night

Mostly clear, with a low around 44.

Thursday

Mostly sunny, with a high near 68.

Thursday Night

A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 50.