Scattered thunderstorms developed when increasingly unstable air combined with an upper level disturbance.  The storms pushed across northeast Wisconsin and produced heavy rainfall, large hail up to golf ball size, and isolated wind damage.

Hail in MARATHON, WISCONSIN
From 10-JUL-10 16:49:00 to 10-JUL-10 16:49:00 (CST-6)
Location: KELLY
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail and heavy rain, 0.76 inch in 30 minutes, fell at Weston.

Hail in MARATHON, WISCONSIN
From 10-JUL-10 13:30:00 to 10-JUL-10 13:30:00 (CST-6)
Location: HATLEY
Magnitude: 1.25 
Reported by: Public

Half dollar size hail fell at Hatley.

Thunderstorm Wind in PORTAGE, WISCONSIN
From 10-JUL-10 13:30:00 to 10-JUL-10 13:30:00 (CST-6)
Location: STOCKTON
Magnitude: 52.00 EG
Reported by: Trained Spotter

A spotter estimated thunderstorm wind gusts of 50 to 60 mph near Stockton.

Hail in WAUSHARA, WISCONSIN
From 10-JUL-10 13:49:00 to 10-JUL-10 13:49:00 (CST-6)
Location: WILD ROSE
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail fell at Wild Rose.

Hail in WINNEBAGO, WISCONSIN
From 10-JUL-10 14:00:00 to 10-JUL-10 14:00:00 (CST-6)
Location: OSHKOSH
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail fell and heavy rain produced street flooding in Oshkosh.

Hail in WINNEBAGO, WISCONSIN
From 10-JUL-10 14:03:00 to 10-JUL-10 14:03:00 (CST-6)
Location: (OSH)WITTMAN FLD OSH
Magnitude: 0.75 
Reported by: Trained Spotter

Penny size hail fell near the junction of US Highway 41 and State Highway 44.

Thunderstorm Wind in WAUPACA, WISCONSIN
From 10-JUL-10 14:03:00 to 10-JUL-10 14:03:00 (CST-6)
Location: WAUPACA
Magnitude: 56.00 EG
Reported by: Public

Thunderstorm winds downed several trees between Waupaca and Iola.

Hail in WINNEBAGO, WISCONSIN
From 10-JUL-10 14:10:00 to 10-JUL-10 14:10:00 (CST-6)
Location: OSHKOSH
Magnitude: 1.25 
Reported by: Trained Spotter

Quarter to half dollar size hail fell at Oshkosh.

Hail in PORTAGE, WISCONSIN
From 10-JUL-10 13:17:00 to 10-JUL-10 13:17:00 (CST-6)
Location: PLOVER
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail fell in Plover.

Thunderstorm Wind in PORTAGE, WISCONSIN
From 10-JUL-10 14:15:00 to 10-JUL-10 14:15:00 (CST-6)
Location: KELLNER
Magnitude: 56.00 EG
Reported by: Public

A thunderstorm wind gust in excess of 60 mph uprooted several trees and snapped a 25 foot arbor vitae 10 feet above the ground.

Hail in OUTAGAMIE, WISCONSIN
From 10-JUL-10 14:55:00 to 10-JUL-10 14:55:00 (CST-6)
Location: GREENVILLE
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail fell and thunderstorm wind gusts tore small branches from the trees around Greenville.

Hail in MARATHON, WISCONSIN
From 10-JUL-10 16:34:00 to 10-JUL-10 16:34:00 (CST-6)
Location: SCHOFIELD
Magnitude: 1.00 
Reported by: Amateur Radio

Quarter size hail fell at Rothschild.

Hail in MARATHON, WISCONSIN
From 10-JUL-10 16:38:00 to 10-JUL-10 16:38:00 (CST-6)
Location: RINGLE
Magnitude: 1.75 
Reported by: Law Enforcement

Golf ball size hail fell about 12 miles east of Wausau.

Hail in FOREST, WISCONSIN
From 10-JUL-10 17:06:00 to 10-JUL-10 17:06:00 (CST-6)
Location: LAONA JCT
Magnitude: 1.00 
Reported by: Trained Spotter

Quarter size hail fell north of Laona.

Hail in MARATHON, WISCONSIN
From 10-JUL-10 13:30:00 to 10-JUL-10 13:30:00 (CST-6)
Location: HATLEY
Magnitude: 1.25 
Reported by: Public

Half dollar size hail fell at Hatley.