Thunderstorms formed north of a warm front and propagated east across northern Wisconsin.  The storms produced wind gusts in excess of 60 mph, large hail, and heavy rainfall.  The most significant wind damage occurred near Townsend (Oconto Co.) where estimated gusts to 75 mph downed at least 30 trees, causing roof damage to a dozen homes.  Golf ball to tennis ball size hail fell in Oneida County near Rhinelander and Lake Tomahawk.  Rainfall totals from the storms ranged from 3 to 3.5 inches at Lake Tomahawk (Oneida Co.), Three Lakes (Oneida Co.), and Lac du Flambeau (Vilas Co.).

Hail in OUTAGAMIE, WISCONSIN
From 04-SEP-14 07:20:00 to 04-SEP-14 07:20:00 (CST-6)
Location: HORTONVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail fell in Hortonville.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:50:00 to 04-SEP-14 08:50:00 (CST-6)
Location: LAKE TOMAHAWK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms produced nickel to quarter size hail and heavy rain at Lake Tomahawk.

Hail in OUTAGAMIE, WISCONSIN
From 04-SEP-14 07:26:00 to 04-SEP-14 07:26:00 (CST-6)
Location: GREENVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny size hail fell in Greenville.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:55:00 to 04-SEP-14 08:55:00 (CST-6)
Location: MC NAUGHTON
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorms produced hail up to tennis ball size northwest of Rhinelander.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:55:00 to 04-SEP-14 08:55:00 (CST-6)
Location: LAKE TOMAHAWK
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorms produced golf ball size hail near Lake Tomahawk.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 09:00:00 to 04-SEP-14 09:00:00 (CST-6)
Location: RHINELANDER
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Thunderstorms produced golf ball size hail north of Rhinelander.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 09:01:00 to 04-SEP-14 09:01:00 (CST-6)
Location: CASSIAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail fell about 8 miles north of Tomahawk.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 09:17:00 to 04-SEP-14 09:17:00 (CST-6)
Location: THREE LAKES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter size hail fell at Three Lakes.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 09:15:00 to 04-SEP-14 09:15:00 (CST-6)
Location: THREE LAKES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms dropped hail to quarter size at Three Lakes.

Hail in LINCOLN, WISCONSIN
From 04-SEP-14 09:20:00 to 04-SEP-14 09:20:00 (CST-6)
Location: HARRISON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Hail to at least quarter size fell in Harrison.  The time of this report is estimated.

Hail in MARINETTE, WISCONSIN
From 04-SEP-14 13:18:00 to 04-SEP-14 13:18:00 (CST-6)
Location: ATHELSTANE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Penny size hail fell at the Caldron Falls Reservoir.

Thunderstorm Wind in LINCOLN, WISCONSIN
From 04-SEP-14 09:30:00 to 04-SEP-14 09:30:00 (CST-6)
Location: MERRILL
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorm winds caused scattered tree damage in Merrill.

Thunderstorm Wind in ONEIDA, WISCONSIN
From 04-SEP-14 08:54:00 to 04-SEP-14 08:54:00 (CST-6)
Location: MINOCQUA
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed trees in Minocqua.

Thunderstorm Wind in OCONTO, WISCONSIN
From 04-SEP-14 10:20:00 to 04-SEP-14 10:20:00 (CST-6)
Location: TOWNSEND
Magnitude: 65.00 EG
Property damage: 42.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds, estimated at 75 mph, downed at least 30 trees in the Townsend area.  A dozen homes sustained roof minor roof damage from fallen trees.

Thunderstorm Wind in MARINETTE, WISCONSIN
From 04-SEP-14 10:45:00 to 04-SEP-14 10:45:00 (CST-6)
Location: BEAVER
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm winds, estimated at 65 mph, downed trees in southwest Marinette County, around Beaver.  The time of this report is estimated.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:40:00 to 04-SEP-14 08:40:00 (CST-6)
Location: HAZELHURST
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail fell north of Hazelhurst.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:50:00 to 04-SEP-14 08:50:00 (CST-6)
Location: LAKE TOMAHAWK
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Thunderstorms produced hail up to tennis ball size southeast of Lake Tomahawk.

Hail in ONEIDA, WISCONSIN
From 04-SEP-14 08:54:00 to 04-SEP-14 08:54:00 (CST-6)
Location: MINOCQUA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms produced hail up to quarter size in Minocqua.

Thunderstorm Wind in FOREST, WISCONSIN
From 04-SEP-14 09:30:00 to 04-SEP-14 09:30:00 (CST-6)
Location: ARGONNE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm winds downed numerous trees in the Argonne area.  The time of this report is estimated.

Thunderstorm Wind in ONEIDA, WISCONSIN
From 04-SEP-14 09:15:00 to 04-SEP-14 09:15:00 (CST-6)
Location: THREE LAKES
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorms produced winds estimated near 60 mph at Three Lakes.