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Event Summary: July 26-27, 2026 High Heat and Extreme Dew Points

Hazardous Weather Conditions

Current conditions at

Clinton Municipal Airport (KCWI)

Lat: 41.83°NLon: 90.33°WElev: 696ft.

Overcast

70°F

21°C

Humidity	97%
Wind Speed	E 9 mph
Barometer	29.69 in (1005.2 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Last update	1 Aug 12:56 am CDT

More Information:

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

Extended Forecast for

McCausland IA

Flood Watch August 2, 06:00am until August 3, 01:00pm

Click here for hazard details and duration

Flood Watch

Overnight
Low: 68 °F
Showers
Saturday
High: 73 °F
Showers
Saturday Night
Low: 62 °F
Decreasing
Clouds
Sunday
High: 80 °F
Mostly Sunny
Sunday Night
Low: 59 °F
Mostly Clear
Monday
High: 81 °F
Sunny
Monday Night
Low: 60 °F
Clear
Tuesday
High: 83 °F
Sunny
Tuesday Night
Low: 64 °F
Mostly Clear

Detailed Forecast

Overnight

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3am. Steady temperature around 68. East wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Saturday

Showers and possibly a thunderstorm before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then a slight chance of showers after 4pm. High near 73. Northeast wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Saturday Night

Mostly cloudy, then gradually becoming mostly clear, with a low around 62. North wind 10 to 15 mph, with gusts as high as 25 mph.

Sunday

Mostly sunny, with a high near 80. North wind around 10 mph, with gusts as high as 20 mph.

Sunday Night

Mostly clear, with a low around 59.

Monday

Sunny, with a high near 81.

Monday Night

Clear, with a low around 60.

Tuesday

Sunny, with a high near 83.