A line of showers and thunderstorms moved across parts of eastern Iowa and Illinois during the afternoon and evening of June 23. These storms produced rainfall amounts of 1 to 2 inches and strong winds of 60 to 80 mph. Temperatures were in upper 80s with some locations topping into the lower 90s. The storms also produced heavy rains which flooded some roads in Muscatine, Iowa. Quarter-sized hail in fell in Scott County Iowa. The showers and thunderstorms tapered off as a cold front pushed through the region during the late evening and overnight hours.

Hail in MUSCATINE, IOWA
From 23-JUN-10 15:08:00 to 23-JUN-10 15:08:00 (CST-6)
Location: MUSCATINE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in MUSCATINE, IOWA
From 23-JUN-10 15:08:00 to 23-JUN-10 15:08:00 (CST-6)
Location: MUSCATINE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Wind gusts estimated to be 65 mph caused some tree damage on the north side of Muscatine, IA at 408 pm June 23.

Thunderstorm Wind in MUSCATINE, IOWA
From 23-JUN-10 15:16:00 to 23-JUN-10 15:16:00 (CST-6)
Location: MUSCATINE
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts estimated to be 65 mph were observed in Muscatine, IA at 408 pm June 23.  Pea-sized hail also fell.  This was reported by a former trained spotter.

Thunderstorm Wind in SCOTT, IOWA
From 23-JUN-10 15:25:00 to 23-JUN-10 15:25:00 (CST-6)
Location: BLUE GRASS
Magnitude: 52.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gusts estimated to be 60 mph caused some tree and property damage about 1 mile south of Blue Grass, IA around 425 pm June 23.  A flag pole was bent.  A gazebo was blown over.  Several tree limbs were blown down.  Pea-sized hail and a power outage was also observed.

Thunderstorm Wind in MUSCATINE, IOWA
From 23-JUN-10 15:29:00 to 23-JUN-10 15:29:00 (CST-6)
Location: MUSCATINE
Magnitude: 56.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts estimated to be 65 mph blew some tree limbs and real estate signs down in Muscatine, IA at 429 pm June 23.  Heavy rain was also observed.

Flash Flood in MUSCATINE, IOWA
From 23-JUN-10 15:30:00 to 23-JUN-10 18:00:00 (CST-6)
Location: NICHOLS
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Heavy rains resulted in flash flooding in Muscatine, IA and Nichols, IA during the late afternoon and evening of June 23.  Some vehicles were stalled out in over a foot of flood water in downtown Muscatine.  In Nichols, some streets were temporarily closed due to flooding.

Thunderstorm Wind in SCOTT, IOWA
From 23-JUN-10 15:30:00 to 23-JUN-10 15:30:00 (CST-6)
Location: BUFFALO
Magnitude: 56.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts estimated to be 65 mph caused some tree damage and flipped a shed over in Buffalo, IA around 430 pm June 23.

Thunderstorm Wind in HENRY, IOWA
From 23-JUN-10 15:40:00 to 23-JUN-10 15:40:00 (CST-6)
Location: ROME
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Wind gusts estimated to be 65 mph blew a large tree down across Dakota Ave near Mount Pleasant, IA at 440 pm June 23.

Thunderstorm Wind in VAN BUREN, IOWA
From 23-JUN-10 15:54:00 to 23-JUN-10 15:54:00 (CST-6)
Location: KILBOURN
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts estimated to be 70 to 80 mph were observed 5 miles northwest of Keosauqua, IA at 454 pm June 23.

Thunderstorm Wind in DES MOINES, IOWA
From 23-JUN-10 16:00:00 to 23-JUN-10 16:00:00 (CST-6)
Location: YARMOUTH
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Wind gusts estimated to be 70 mph were observed in Yarmouth, IA at 500 pm CDT June 23.

Thunderstorm Wind in DES MOINES, IOWA
From 23-JUN-10 16:08:00 to 23-JUN-10 16:08:00 (CST-6)
Location: MEDIAPOLIS
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Wind gusts measured to be 63 mph were observed in Mediapolis, IA at 508 pm CDT June 23.  South of town winds were even stronger, unroofing a barn and throwing the roof through a nearby garage.  A grain bin just southeast of town was damaged.

Thunderstorm Wind in VAN BUREN, IOWA
From 23-JUN-10 16:30:00 to 23-JUN-10 16:30:00 (CST-6)
Location: BONAPARTE
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Wind gusts estimated to be 70 mph blew a tree down onto a garage in Bonaparte, IA around 530 pm June 23.

Flash Flood in HENRY, IOWA
From 23-JUN-10 16:16:00 to 23-JUN-10 19:00:00 (CST-6)
Location: ROME
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Heavy rains resulted in flash flooding of several streets in Mount Pleasant, IA during the evening of June 23.  Several cars stalled in high water on East Henry Street.

Thunderstorm Wind in DES MOINES, IOWA
From 23-JUN-10 16:15:00 to 23-JUN-10 16:15:00 (CST-6)
Location: BURLINGTON
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Newspaper

Wind gusts estimated to be 65 mph downed utility poles and a few trees in Burlingtoin.  Trees were also downed on US 61 and DMC 99.

Lightning in VAN BUREN, IOWA
From 23-JUN-10 16:00:00 to 23-JUN-10 16:00:00 (CST-6)
Location: KEOSAUQUA
Property damage: 86.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck the county 911 tower, damaging a console.