Warm and humid conditions prevailed over the eastern Iowa July 10, as a warm front surged northward into Minnesota and Wisconsin.  Several rounds of showers and thunderstorms were common across areas northeast of a line from Princeton, Illinois to Waterloo, Iowa, some of which were severe.  Torrential rains, hail up to the size of a golf ball, wind gusts over 60 mph, and isolated tornadoes were observed with some of the severe thunderstorms.

Hail in JONES, IOWA
From 10-JUL-08 17:30:00 to 10-JUL-08 17:30:00 (CST-6)
Location: MONTICELLO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny-sized hail fell in Monticello, IA at 630 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 12:03:00 to 10-JUL-08 12:03:00 (CST-6)
Location: SAND SPG
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter-sized hail fell 3 miles east southeast of Hopkinton, IA near the intersection of Highway 38 and County Road X47 at 103 pm July 10.

Hail in DUBUQUE, IOWA
From 10-JUL-08 19:02:00 to 10-JUL-08 19:02:00 (CST-6)
Location: HOLY CROSS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Golf ball-sized hail fell 1 mile north of Holy Cross, IA at 802 pm July 10.

Hail in CLINTON, IOWA
From 10-JUL-08 14:10:00 to 10-JUL-08 14:10:00 (CST-6)
Location: LOW MOOR
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Nickel-sized hail fell 1 mile west of Clinton, IA at 310 pm July 10.

Hail in JONES, IOWA
From 10-JUL-08 12:10:00 to 10-JUL-08 12:10:00 (CST-6)
Location: SCOTCH GROVE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Golf ball-sized hail fell 6 miles southeast of Monticello, IA at 110 pm July 10.  Wind gusts between 60 and 70 mph were also observed.  This report was relayed by Jones County Emergency Management.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:25:00 to 10-JUL-08 17:25:00 (CST-6)
Location: DELHI
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Half dollar-sized hail fell in Delhi, IA around 625 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:15:00 to 10-JUL-08 17:15:00 (CST-6)
Location: HOPKINTON
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Half dollar-sized hail fell in Hopkinton, IA around 615 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 16:50:00 to 10-JUL-08 16:50:00 (CST-6)
Location: RYAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter-sized hail fell in Ryan, IA at 550 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:12:00 to 10-JUL-08 17:12:00 (CST-6)
Location: MANCHESTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Nickel-sized hail fell on the far southern edge of Manchester, IA at 612 pm July 10.  Pea-sized hail was widespread.

Hail in DUBUQUE, IOWA
From 10-JUL-08 19:46:00 to 10-JUL-08 19:46:00 (CST-6)
Location: LUXEMBURG
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Golf ball-sized hail fell 2 miles north of Luxemburg, IA around 846 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 11:40:00 to 10-JUL-08 11:40:00 (CST-6)
Location: DELHI
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter-sized hail fell 1 mile south of Delhi, IA at 1240 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:15:00 to 10-JUL-08 17:15:00 (CST-6)
Location: MANCHESTER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter-sized hail fell on the far southern edge of Manchester, IA at 615 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 09:33:00 to 10-JUL-08 09:33:00 (CST-6)
Location: MANCHESTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Nickel-sized hail fell 1 mile north of Manchester, IA at 1033 am July 10.  Pea-sized hail fell in Manchester.

Hail in JONES, IOWA
From 10-JUL-08 17:37:00 to 10-JUL-08 17:37:00 (CST-6)
Location: MONTICELLO
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Two inch diameter hail fell in Monticello, IA at 637 pm July 10.

Hail in CLINTON, IOWA
From 10-JUL-08 14:21:00 to 10-JUL-08 14:21:00 (CST-6)
Location: LOW MOOR
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter-sized hail fell 1 mile west of Clinton, IA at 321 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 11:20:00 to 10-JUL-08 11:20:00 (CST-6)
Location: MANCHESTER
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Penny-sized hail fell 2 miles south of Manchester, IA at 1220 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 11:33:00 to 10-JUL-08 11:33:00 (CST-6)
Location: TURTLE CREEK PARK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Penny-sized hail fell 2 miles south southwest of Delhi, IA at 1233 pm July 10.  Very heavy rain was also observed.

Hail in DELAWARE, IOWA
From 10-JUL-08 19:35:00 to 10-JUL-08 19:35:00 (CST-6)
Location: COLESBURG
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Golf ball-sized hail fell in Colesburg, IA at 835 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:00:00 to 10-JUL-08 17:00:00 (CST-6)
Location: MANCHESTER ARPT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Penny-sized hail fell 3 miles west of Manchester, IA at 600 pm July 10.

Hail in JONES, IOWA
From 10-JUL-08 17:42:00 to 10-JUL-08 17:42:00 (CST-6)
Location: MONTICELLO
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Two inch diameter hail fell just west of Monticello, IA at 642 pm July 10.

Thunderstorm Wind in SCOTT, IOWA
From 10-JUL-08 13:55:00 to 10-JUL-08 13:55:00 (CST-6)
Location: ELDRIDGE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gusts estimated to be 50 to 60 mph were observed in Eldridge, IA at 255 pm July 10.

Thunderstorm Wind in SCOTT, IOWA
From 10-JUL-08 13:58:00 to 10-JUL-08 13:58:00 (CST-6)
Location: ELDRIDGE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gusts estimated to be 60 mph blew a tree over in Eldridge, IA at 258 pm July 10.

Thunderstorm Wind in SCOTT, IOWA
From 10-JUL-08 13:58:00 to 10-JUL-08 13:58:00 (CST-6)
Location: ELDRIDGE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gusts estimated to be 60 mph were observed in Eldridge, IA at 258 pm July 10.

Thunderstorm Wind in CLINTON, IOWA
From 10-JUL-08 14:10:00 to 10-JUL-08 14:10:00 (CST-6)
Location: BULGERS HOLLOW CP GD
Magnitude: 56.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Wind gusts estimated to be 65 mph damaged a barn 6 miles north of Clinton, IA at 310 pm July 10.

Thunderstorm Wind in DUBUQUE, IOWA
From 10-JUL-08 18:52:00 to 10-JUL-08 18:52:00 (CST-6)
Location: WHITE PINE HOLLOW SP
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Wind gusts estimated to be 70 mph damaged some trees near White Pine Hollow State Park 2 miles northwest of Luxemburg, IA at 752 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 17:20:00 to 10-JUL-08 17:20:00 (CST-6)
Location: BUCK CREEK
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Half dollar-sized hail fell in Buck Creek, IA around 620 pm July 10.

Hail in BUCHANAN, IOWA
From 10-JUL-08 16:00:00 to 10-JUL-08 16:00:00 (CST-6)
Location: MONTI
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel-sized hail fell 2 miles south of Monti, IA at 500 pm July 10.

Hail in DELAWARE, IOWA
From 10-JUL-08 11:38:00 to 10-JUL-08 11:38:00 (CST-6)
Location: DELHI
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Nickel-sized hail fell 3 miles south of Delhi, IA at 1238 pm July 10.

Thunderstorm Wind in JONES, IOWA
From 10-JUL-08 12:10:00 to 10-JUL-08 12:10:00 (CST-6)
Location: MONTICELLO
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 were observed 6 miles southeast of Monticello, IA at 110 pm July 10.  This report was relayed by Jones County Emergency Management.

Tornado in CLINTON, IOWA
From 10-JUL-08 13:42:00 to 10-JUL-08 13:47:00 (CST-6)
Location: DEWITT
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF0 tornado touched down briefly just north of De Witt, IA around 245 pm July 10.  No damage was reported.

Thunderstorm Wind in DELAWARE, IOWA
From 10-JUL-08 11:25:00 to 10-JUL-08 11:25:00 (CST-6)
Location: RYAN
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Wind gusts estimated to be 70 mph blew down some 12 inch diameter tree limbs in Ryan, IA at 1225 pm July 10.

Thunderstorm Wind in JONES, IOWA
From 10-JUL-08 12:55:00 to 10-JUL-08 12:55:00 (CST-6)
Location: ONSLOW
Magnitude: 52.00 EG
Property damage: 0.00K
Reported by: Emergency Manager

Wind gusts estimated to be 60 mph blew some corn crops over 3 miles north of Onslow, IA at 155 pm July 10.

Tornado in CLINTON, IOWA
From 10-JUL-08 13:10:00 to 10-JUL-08 13:25:00 (CST-6)
Location: WELTON
Tornado F-scale: EF0
Property damage: 125.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF0 tornado touched down just west of Welton, IA between 210 pm and 225 pm July 10.  Four farms sustained damage mainly to outbuildings and a barn.  Two of the outbuildings were destroyed.  One residence sustained some shingle damage and another had a tree limb puncture the roof.

Hail in JONES, IOWA
From 10-JUL-08 17:42:00 to 10-JUL-08 17:42:00 (CST-6)
Location: MONTICELLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter-sized hail fell just north of Monticello, IA at 642 pm July 10.

Tornado in JONES, IOWA
From 10-JUL-08 17:50:00 to 10-JUL-08 17:50:00 (CST-6)
Location: MONTICELLO
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A brief tornado was photographed near Monticello.  No damage was reported.