Thunderstorms developed in unstable air ahead of a cold front that pushed east across Wisconsin.  The storms produced large hail, wind damage and three weak tornadoes.

Thunderstorm Wind in ONEIDA, WISCONSIN
From 29-JUL-08 15:17:00 to 29-JUL-08 15:17:00 (CST-6)
Location: ENTERPRISE
Magnitude: 50.00 EG
Reported by: Law Enforcement

Thunderstorm winds downed several trees near Enterprise.

Thunderstorm Wind in BROWN, WISCONSIN
From 29-JUL-08 20:00:00 to 29-JUL-08 20:00:00 (CST-6)
Location: (GRB)STRAUBEL FLD GR
Magnitude: 50.00 EG
Reported by: Law Enforcement

Thunderstorm winds downed several trees along County Roads U and J, south of State Highway 29.

Tornado in MARATHON, WISCONSIN
From 29-JUL-08 15:59:00 to 29-JUL-08 16:00:00 (CST-6)
Location: KALINKE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A tornado briefly touched down just south of County Line Road near County Road Q.  Several trees in an open field were knocked over (DI 28, DOD 2 & 3).

Funnel Cloud in LINCOLN, WISCONSIN
From 29-JUL-08 16:01:00 to 29-JUL-08 16:01:00 (CST-6)
Location: MERRILL
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A funnel cloud was spotted near Merrill.

Hail in WOOD, WISCONSIN
From 29-JUL-08 15:44:00 to 29-JUL-08 15:44:00 (CST-6)
Location: MARSHFIELD
Magnitude: 0.88 
Reported by: Law Enforcement

Hail in WOOD, WISCONSIN
From 29-JUL-08 15:44:00 to 29-JUL-08 15:45:00 (CST-6)
Location: MARSHFIELD
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in WOOD, WISCONSIN
From 29-JUL-08 15:45:00 to 29-JUL-08 15:45:00 (CST-6)
Location: MARSHFIELD
Magnitude: 1.00 
Reported by: Trained Spotter

Thunderstorm Wind in FOREST, WISCONSIN
From 29-JUL-08 16:04:00 to 29-JUL-08 16:04:00 (CST-6)
Location: CRANDON
Magnitude: 52.00 EG
Reported by: Trained Spotter

A thunderstorm that produced high winds also dropped torrential rain and pea size hail.

Hail in FOREST, WISCONSIN
From 29-JUL-08 16:28:00 to 29-JUL-08 16:28:00 (CST-6)
Location: WABENO
Magnitude: 0.75 
Reported by: Trained Spotter

Hail in FOREST, WISCONSIN
From 29-JUL-08 16:34:00 to 29-JUL-08 16:34:00 (CST-6)
Location: WABENO
Magnitude: 1.00 
Reported by: Trained Spotter

Hail in FOREST, WISCONSIN
From 29-JUL-08 16:42:00 to 29-JUL-08 16:42:00 (CST-6)
Location: WABENO
Magnitude: 1.50 
Reported by: Public

Hail in BROWN, WISCONSIN
From 29-JUL-08 20:11:00 to 29-JUL-08 20:11:00 (CST-6)
Location: (GRB)STRAUBEL FLD GR
Magnitude: 0.75 
Reported by: NWS Employee

Penny size hail was observed at the National Weather Service Office in Green Bay.

Tornado in MARATHON, WISCONSIN
From 29-JUL-08 15:27:00 to 29-JUL-08 15:27:00 (CST-6)
Location: GRANITE HGTS
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tornado, witnessed by law enforcement, briefly touched down north of Brokaw, near the Lincoln County border.  No damage was reported.

Tornado in WOOD, WISCONSIN
From 29-JUL-08 17:44:00 to 29-JUL-08 17:49:00 (CST-6)
Location: NASONVILLE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tornado touched down north of Pittsville, tearing leaves and twigs from the tops of trees (DI 28, DOD 1).  The tornado was seen by a county sheriff.