Daytime heating ignited some scattered showers and thunderstorms across parts of the Mid-Mississippi Valley May 25th.  Some of the stronger thunderstorms produced hail and gusty winds. More significantly, heavy rains of 1 to 3 inches along with flash flooding was reported at a number of locations. High temperatures were in the middle 80s to lower 90s.

Hail in LINN, IOWA
From 25-MAY-10 08:22:00 to 25-MAY-10 08:22:00 (CST-6)
Location: BEVERLY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in BUCHANAN, IOWA
From 25-MAY-10 10:10:00 to 25-MAY-10 10:10:00 (CST-6)
Location: LAMONT
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Wind gusts estimated to be 60 to 70 mph blew down a 24 to 30 inch diameter tree about 2 miles west of Lamont, IA at 1110 pm May 25.

Hail in JACKSON, IOWA
From 25-MAY-10 12:35:00 to 25-MAY-10 12:35:00 (CST-6)
Location: SPRINGBROOK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter-sized hail fell near Springbrook, IA at 135 pm May 25.  Wind gusts were estimated to be between 40 and 50 mph.  Heavy rain was also observed.

Hail in SCOTT, IOWA
From 25-MAY-10 12:55:00 to 25-MAY-10 12:55:00 (CST-6)
Location: WEST LAKE PARK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in SCOTT, IOWA
From 25-MAY-10 12:58:00 to 25-MAY-10 12:58:00 (CST-6)
Location: DAVENPORT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Wind gusts estimated to be 60 mph were observed in Davenport, IA at 158 pm May 25.

Hail in MUSCATINE, IOWA
From 25-MAY-10 14:00:00 to 25-MAY-10 14:00:00 (CST-6)
Location: SWEETLAND CENTER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flash Flood in SCOTT, IOWA
From 25-MAY-10 15:00:00 to 25-MAY-10 18:00:00 (CST-6)
Location: DONAHUE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rains resulted in flash flooding of several county roads in northern Scott County during the late afternoon and early evening hours of May 25.  In particular, flood waters covered 305th and 317th streets.  A co-op observer also contributed to this report.

Hail in KEOKUK, IOWA
From 25-MAY-10 06:40:00 to 25-MAY-10 06:40:00 (CST-6)
Location: SIGOURNEY
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in IOWA, IOWA
From 25-MAY-10 06:45:00 to 25-MAY-10 06:45:00 (CST-6)
Location: VICTOR
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm Wind in MUSCATINE, IOWA
From 25-MAY-10 14:10:00 to 25-MAY-10 14:10:00 (CST-6)
Location: WILTON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts estimated to be 60 mph were observed in Wilton, IA at 310 pm May 25.

Flash Flood in CLINTON, IOWA
From 25-MAY-10 15:00:00 to 25-MAY-10 16:00:00 (CST-6)
Location: DEWITT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rains resulted in flash flooding of a city road on the southwest side of DeWitt, IA during the late afternoon hours of May 25.

Thunderstorm Wind in SCOTT, IOWA
From 25-MAY-10 13:30:00 to 25-MAY-10 13:30:00 (CST-6)
Location: LONG GROVE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Newspaper

Wind gusts estimated to be 60 mph destroyed an outbuilding and uprooted some trees on the Kevin Wulf farm west of Long Grove, IA during the afternoon of May 25. Time estimated.