During a hot and muggy afternoon, where temperatures topped out around 90 with dew points close to 80, thunderstorms were able to initiate through central Iowa.  With supportive low level environments for funnel clouds and winds, a handful of related reports were received, along with periods of heavy rainfall.

Thunderstorm Wind in POLK, IOWA
From 10-AUG-16 14:35:00 to 10-AUG-16 14:35:00 (CST-6)
Location: (DSM)DES MOINES INTL
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Des Moines International Airport ASOS station recorded a 61 mph wind gust.

Thunderstorm Wind in CALHOUN, IOWA
From 10-AUG-16 14:56:00 to 10-AUG-16 14:56:00 (CST-6)
Location: ROCKWELL CITY
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Trained spotter reported several 3 to 5 inch diameter tree branches down throughout Rockwell City.  Delayed report and time estimated from radar.

Thunderstorm Wind in DALLAS, IOWA
From 10-AUG-16 16:20:00 to 10-AUG-16 16:20:00 (CST-6)
Location: DALLAS CENTER
Magnitude: 56.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Dallas County Dispatch reported trees and power lines down in the Dallas Center area.

Funnel Cloud in WEBSTER, IOWA
From 10-AUG-16 16:43:00 to 10-AUG-16 16:43:00 (CST-6)
Location: COALVILLE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

County Dispatch reported a brief funnel cloud prior to report time, no longer there at the time of the report.

Flash Flood in DALLAS, IOWA
From 10-AUG-16 16:58:00 to 10-AUG-16 19:30:00 (CST-6)
Location: SHULER MINE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Emergency manager reported up to a foot of water over the road along Highway 44 and V Ave in Dallas County.

Heavy Rain in POLK, IOWA
From 10-AUG-16 14:30:00 to 10-AUG-16 18:15:00 (CST-6)
Location: CARNEY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported just over 3.4 inches of heavy rainfall today.  Report via social media.

Heavy Rain in POLK, IOWA
From 10-AUG-16 14:30:00 to 10-AUG-16 17:45:00 (CST-6)
Location: JOHNSTON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported heavy rainfall of 2.14 inches near the Johnston Library.  Reported via social media.

Heavy Rain in DALLAS, IOWA
From 10-AUG-16 15:00:00 to 10-AUG-16 16:30:00 (CST-6)
Location: DALLAS CENTER
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported heavy rainfall of 3.6 inches northeast of Dallas Center.  Reported via social media.

Heavy Rain in POLK, IOWA
From 10-AUG-16 15:00:00 to 10-AUG-16 18:30:00 (CST-6)
Location: ENTERPRISE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported heavy rainfall of 2 inches.  Location estimated and reported via social media.

Heavy Rain in POLK, IOWA
From 10-AUG-16 14:00:00 to 10-AUG-16 17:30:00 (CST-6)
Location: GRIMES
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported heavy rainfall of 2.5 inches north of Grimes.  Reported via social media.

Heavy Rain in POLK, IOWA
From 10-AUG-16 14:30:00 to 10-AUG-16 18:00:00 (CST-6)
Location: ORALABOR
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported heavy rainfall of 2.6 inches.  Location estimated and reported via social media.

Heavy Rain in POLK, IOWA
From 10-AUG-16 14:30:00 to 10-AUG-16 18:15:00 (CST-6)
Location: CARNEY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Public reported estimated heavy rainfall of 3 inches.  Location estimated and reported via social media.