A cold front moved through southeast Michigan during the evening hours of the 13th, producing both hail and wind damage.

Thunderstorm Wind in HURON, MICHIGAN
From 13-JUL-04 21:15:00 to 13-JUL-04 21:15:00 (EST)
Location: KINDE
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained spotter reported large tree limbs down.

Hail in GENESEE, MICHIGAN
From 13-JUL-04 21:20:00 to 13-JUL-04 21:20:00 (EST)
Location: MT MORRIS
Magnitude: 0.75 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in GENESEE, MICHIGAN
From 13-JUL-04 21:30:00 to 13-JUL-04 21:30:00 (EST)
Location: OTISVILLE
Magnitude: 56 MG
Reported by: TRAINED SPOTTER

Thunderstorm Wind in SANILAC, MICHIGAN
From 13-JUL-04 22:49:00 to 13-JUL-04 22:49:00 (EST)
Location: LEXINGTON
Magnitude: 54 EG
Reported by: LAW ENFORCEMENT

Local law enforcement reported a large tree blown down.

Hail in WAYNE, MICHIGAN
From 13-JUL-04 23:31:00 to 13-JUL-04 23:31:00 (EST)
Location: BELLEVILLE
Magnitude: 2.00 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in BAY, MICHIGAN
From 13-JUL-04 20:08:00 to 13-JUL-04 20:08:00 (EST)
Location: LINWOOD
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A large tree was reported blown down on M-13.

Thunderstorm Wind in SHIAWASSEE, MICHIGAN
From 13-JUL-04 20:40:00 to 13-JUL-04 20:40:00 (EST)
Location: OWOSSO
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A large tree was reported blown down.

Thunderstorm Wind in TUSCOLA, MICHIGAN
From 13-JUL-04 20:46:00 to 13-JUL-04 20:46:00 (EST)
Location: UNIONVILLE
Magnitude: 52 EG
Reported by: GENERAL PUBLIC

A large tree was reported blown down.

Thunderstorm Wind in HURON, MICHIGAN
From 13-JUL-04 20:50:00 to 13-JUL-04 20:50:00 (EST)
Location: SEBEWAING
Magnitude: 52 EG
Reported by: LAW ENFORCEMENT

Local law enforcement reported large tree limbs blown down.

Thunderstorm Wind in GENESEE, MICHIGAN
From 13-JUL-04 21:11:00 to 13-JUL-04 21:11:00 (EST)
Location: SWARTZ CREEK
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained weather spotter estimated a 60 mph thunderstorm wind gust.

Thunderstorm Wind in SAGINAW, MICHIGAN
From 13-JUL-04 20:48:00 to 13-JUL-04 20:48:00 (EST)
Location: OAKLEY
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained weather spotter estimated a 60 mph thunderstorm wind gust.

Thunderstorm Wind in OAKLAND, MICHIGAN
From 13-JUL-04 21:33:00 to 13-JUL-04 21:33:00 (EST)
Location: ORTONVILLE
Magnitude: 56 MG
Reported by: TRAINED SPOTTER

Hail in WAYNE, MICHIGAN
From 13-JUL-04 23:44:00 to 13-JUL-04 23:44:00 (EST)
Location: SHELDON
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in ST. CLAIR, MICHIGAN
From 13-JUL-04 22:31:00 to 13-JUL-04 22:31:00 (EST)
Location: BROCKWAY
Magnitude: 58 EG
Reported by: NEWSPAPER

Extensive tree damage, as well as damage to a few homes, along Carney Road and M-19. The roof on a barn was also peeled back by the high winds.

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:30:00 to 13-JUL-04 22:30:00 (EST)
Location: ROMEO
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A small tree was uprooted.

Hail in WAYNE, MICHIGAN
From 14-JUL-04 00:23:00 to 14-JUL-04 00:23:00 (EST)
Location: WOODHAVEN
Magnitude: 0.75 
Reported by: GENERAL PUBLIC

Hail in WAYNE, MICHIGAN
From 13-JUL-04 23:25:00 to 13-JUL-04 23:27:00 (EST)
Location: SHELDON
Magnitude: 0.75 
Reported by: TRAINED SPOTTER

Hail in WAYNE, MICHIGAN
From 13-JUL-04 23:49:00 to 13-JUL-04 23:49:00 (EST)
Location: WESTLAND
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:12:00 to 13-JUL-04 22:12:00 (EST)
Location: ARMADA
Magnitude: 61 EG
Reported by: TRAINED SPOTTER

A trained spotter reported several large tree limbs down.

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:15:00 to 13-JUL-04 22:24:00 (EST)
Location: WASHINGTON
Magnitude: 56 EG
Reported by: TRAINED SPOTTER

A trained spotter reported numerous trees down.

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:25:00 to 13-JUL-04 22:25:00 (EST)
Location: ROMEO
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained spotter reported several large tree limbs down.

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:25:00 to 13-JUL-04 22:25:00 (EST)
Location: DISCO
Magnitude: 65 MG
Reported by: TRAINED SPOTTER

A trained spotter recorded a 75 mph thunderstorm wind gust, which caused large tree limbs to be blown down.

Hail in WASHTENAW, MICHIGAN
From 13-JUL-04 23:27:00 to 13-JUL-04 23:27:00 (EST)
Location: YPSILANTI
Magnitude: 1.00 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in MACOMB, MICHIGAN
From 13-JUL-04 22:10:00 to 13-JUL-04 22:10:00 (EST)
Location: DISCO
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained spotter estimated a 60 mph thunderstorm wind gust.

Thunderstorm Wind in ST. CLAIR, MICHIGAN
From 13-JUL-04 22:31:00 to 13-JUL-04 22:31:00 (EST)
Location: EMMETT
Magnitude: 52 EG
Reported by: LAW ENFORCEMENT

Local law enforcement reported a large tree down.

Thunderstorm Wind in LIVINGSTON, MICHIGAN
From 13-JUL-04 21:16:00 to 13-JUL-04 21:16:00 (EST)
Location: COHOCTAH
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A large tree was reported blown down.

Thunderstorm Wind in LAPEER, MICHIGAN
From 13-JUL-04 21:30:00 to 13-JUL-04 21:30:00 (EST)
Location: LAPEER
Magnitude: 52 EG
Reported by: GENERAL PUBLIC

Tree limbs were reported blown down, along with an outdoor umbrella snapped

Thunderstorm Wind in SANILAC, MICHIGAN
From 13-JUL-04 22:32:00 to 13-JUL-04 22:32:00 (EST)
Location: CARSONVILLE
Magnitude: 52 EG
Reported by: LAW ENFORCEMENT

Local law enforcement reported a large tree blown down.

Thunderstorm Wind in HURON, MICHIGAN
From 13-JUL-04 21:10:00 to 13-JUL-04 21:10:00 (EST)
Location: PORT AUSTIN
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained spotter reported large tree limbs down.

Thunderstorm Wind in GENESEE, MICHIGAN
From 13-JUL-04 21:13:00 to 13-JUL-04 21:13:00 (EST)
Location: FLINT
Magnitude: 62 MG
Reported by: TRAINED SPOTTER

Hail in GENESEE, MICHIGAN
From 13-JUL-04 21:15:00 to 13-JUL-04 21:15:00 (EST)
Location: MT MORRIS
Magnitude: 0.75 
Reported by: TRAINED SPOTTER

Thunderstorm Wind in HURON, MICHIGAN
From 13-JUL-04 21:15:00 to 13-JUL-04 21:15:00 (EST)
Location: BAD AXE
Magnitude: 52 EG
Reported by: TRAINED SPOTTER

A trained spotter estimated a 60 mph thunderstorm wind gust.