A large line of severe thunderstorms moved south across much of northern Illinois during the early morning hours of July 29th producing widespread wind damage.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:49:00 to 29-JUL-21 01:49:00 (CST-6)
Location: ROLLING MEADOWS
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The top of a large tree was snapped off.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:52:00 to 29-JUL-21 01:52:00 (CST-6)
Location: DES PLAINES
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo was shared on social media showing tree limbs that were blown down.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:46:00 to 29-JUL-21 01:46:00 (CST-6)
Location: MAPLE PARK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Power lines were blown down and a tree was on fire at Route 38 and Schrader Road.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:50:00 to 29-JUL-21 01:50:00 (CST-6)
Location: GOLF
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A photo shared on social media showed tree limbs and debris being cleaned from the interchange of Interstate 94 and Old Orchard Road.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:45:00 to 29-JUL-21 01:45:00 (CST-6)
Location: WEST DUNDEE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo was shared on social media of a large tree which snapped and fell onto power lines and broke a utility pole.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:29:00 to 29-JUL-21 01:29:00 (CST-6)
Location: WAUCONDA
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo was shared on social media of tree limbs blown down.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:35:00 to 29-JUL-21 01:35:00 (CST-6)
Location: GILBERTS
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was snapped at its base and fell onto a building and a covered patio near Technology Drive and Bushwood Drive.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:15:00 to 29-JUL-21 01:15:00 (CST-6)
Location: WOODSTOCK
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo shared on social media showed a large tree snapped at its base in Emricson Park.

Thunderstorm Wind in BOONE, ILLINOIS
From 29-JUL-21 01:08:00 to 29-JUL-21 01:08:00 (CST-6)
Location: CAPRON
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down onto a car.

Thunderstorm Wind in BOONE, ILLINOIS
From 29-JUL-21 01:05:00 to 29-JUL-21 01:05:00 (CST-6)
Location: HUNTER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A large, old tree was snapped at its base near Route 76 and Blaine Road.  The tree showed evidence of rotting.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 29-JUL-21 01:59:00 to 29-JUL-21 02:01:00 (CST-6)
Location: WEST CHICAGO
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Photos showed roof damage to a house on Elizabeth Street.  A utility pole was damaged near the West Chicago High School.  Numerous tree limbs were snapped off over several blocks of southern West Chicago, including some tree limbs one foot in diameter.  One tree had almost all limbs removed from the top half.  A flag pole was bent 35 degrees.  Wind speeds were estimated to 75 mph.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:35:00 to 29-JUL-21 01:35:00 (CST-6)
Location: LAKE ZURICH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo was shared on social media of a large tree limb blown down.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:36:00 to 29-JUL-21 01:36:00 (CST-6)
Location: KILDEER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo shared on social media showed large tree limbs blown down, which damaged items on a patio.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:30:00 to 29-JUL-21 01:30:00 (CST-6)
Location: ALGONQUIN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo shared on social media showed large tree limbs blown down across a driveway.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:25:00 to 29-JUL-21 01:25:00 (CST-6)
Location: VILLAGE OF LAKEWOOD
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo shared on social media showed a 12 to 18 inch diameter tree limb blown down.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:22:00 to 29-JUL-21 01:22:00 (CST-6)
Location: RIDGEFIELD
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A wind gust to 60 mph was measured at the McHenry County College.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:24:00 to 29-JUL-21 01:24:00 (CST-6)
Location: (UGN) WAUKEGAN AIRPORT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Power lines were blown down on Evergreen Avenue.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:24:00 to 29-JUL-21 01:24:00 (CST-6)
Location: WINTHROP HARBOR
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Power lines were blown down on 11th Street.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:24:00 to 29-JUL-21 01:24:00 (CST-6)
Location: ZION
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

A tree limb was blown down onto a high voltage power line at 27th Street and Bethel Boulevard.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:14:00 to 29-JUL-21 01:14:00 (CST-6)
Location: LAKE VILLA
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Power lines were blown down on Park Avenue.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 29-JUL-21 01:59:00 to 29-JUL-21 01:59:00 (CST-6)
Location: (DPA) DUPAGE AIRPORT
Magnitude: 64.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:50:00 to 29-JUL-21 01:50:00 (CST-6)
Location: ELGIN
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A personal weather station measured a gust to 58 mph.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:57:00 to 29-JUL-21 01:57:00 (CST-6)
Location: GLENVIEW
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:50:00 to 29-JUL-21 01:50:00 (CST-6)
Location: ELGIN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A large tree limb was blown down into the road at Liberty Street and Sherman Avenue.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:47:00 to 29-JUL-21 01:47:00 (CST-6)
Location: SOUTH ELGIN
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A measured gust to 58 mph was reported.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:21:00 to 29-JUL-21 02:21:00 (CST-6)
Location: BURBANK
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A wind gust to 60 mph was measured in Burbank.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:30:00 to 29-JUL-21 01:30:00 (CST-6)
Location: CRYSTAL LAKE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Multiple reports of trees blown down were received.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:32:00 to 29-JUL-21 01:32:00 (CST-6)
Location: MUNDELEIN
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Large tree limbs were blown down near Shaddle Avenue and French Drive.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:14:00 to 29-JUL-21 01:14:00 (CST-6)
Location: MCHENRY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Power lines were blown down.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:12:00 to 29-JUL-21 01:12:00 (CST-6)
Location: HEBRON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Wind gusts were estimated to 60 mph just south of Hebron.

Thunderstorm Wind in BOONE, ILLINOIS
From 29-JUL-21 01:15:00 to 29-JUL-21 01:15:00 (CST-6)
Location: CANDLEWICK LAKE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree limb was blown down near Route 76 and Dawson Lake Road.  The tree had evidence of rotting.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:10:00 to 29-JUL-21 01:10:00 (CST-6)
Location: ANTIOCH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Power lines were blown down and a vehicle was damaged along Forest Drive.

Thunderstorm Wind in BOONE, ILLINOIS
From 29-JUL-21 01:11:00 to 29-JUL-21 01:11:00 (CST-6)
Location: CAPRON
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down onto a road.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:10:00 to 29-JUL-21 01:10:00 (CST-6)
Location: WONDER LAKE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Power lines were blown down.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:14:00 to 29-JUL-21 02:14:00 (CST-6)
Location: RIVERSIDE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Several tree limbs were blown down.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:20:00 to 29-JUL-21 02:20:00 (CST-6)
Location: PILSEN
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A tree was blown down onto a car on 26th Street.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:21:00 to 29-JUL-21 02:21:00 (CST-6)
Location: HICKORY HILLS
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Utility poles were blown down along 95th Street.

Thunderstorm Wind in WILL, ILLINOIS
From 29-JUL-21 02:25:00 to 29-JUL-21 02:25:00 (CST-6)
Location: ROMEOVILLE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree limb was blown down.

Thunderstorm Wind in WILL, ILLINOIS
From 29-JUL-21 02:30:00 to 29-JUL-21 02:30:00 (CST-6)
Location: PLAINFIELD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A large tree limb was blown down.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 29-JUL-21 02:05:00 to 29-JUL-21 02:05:00 (CST-6)
Location: NAPERVILLE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Photos shared on social media showed a tree and several tree limbs were blown down at the Naperville Country Club.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:06:00 to 29-JUL-21 02:06:00 (CST-6)
Location: WESTCHESTER
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Numerous large tree limbs were blown down.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:01:00 to 29-JUL-21 02:01:00 (CST-6)
Location: LINCOLNWOOD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree limb was snapped and partially fell onto a car.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:53:00 to 29-JUL-21 01:53:00 (CST-6)
Location: SCHAUMBURG
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree was blown down blocking Spring Valley Court.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:55:00 to 29-JUL-21 01:55:00 (CST-6)
Location: MT PROSPECT
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree was blown down blocking Wolf Road.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 01:52:00 to 29-JUL-21 01:52:00 (CST-6)
Location: BARTLETT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Wires were blown down in Hanover Township.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 29-JUL-21 01:58:00 to 29-JUL-21 01:58:00 (CST-6)
Location: WAYNE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Several large tree limbs and power lines were blown down.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 29-JUL-21 02:01:00 to 29-JUL-21 02:01:00 (CST-6)
Location: WARRENVILLE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree limb was snapped off of a tree.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:05:00 to 29-JUL-21 02:05:00 (CST-6)
Location: MONT CLARE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Video showed metal siding on the entire north side of an industrial building removed and laying next to railroad tracks, disrupting commuter rail service.  Power lines were also blown down onto the tracks in the vicinity.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:00:00 to 29-JUL-21 02:00:00 (CST-6)
Location: AVONDALE
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Multiple reports of minor tree damage were received.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:00:00 to 29-JUL-21 02:00:00 (CST-6)
Location: ROGERS PARK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Video showed a large tree limb blown down along Sheridan Road.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 02:02:00 to 29-JUL-21 02:02:00 (CST-6)
Location: BATAVIA
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A six inch diameter tree limb was blown down near the intersection of Millview Drive and Town Avenue.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 01:45:00 to 29-JUL-21 01:45:00 (CST-6)
Location: EAST DUNDEE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down across the road near Route 25 and Sunset Park Drive.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:20:00 to 29-JUL-21 02:20:00 (CST-6)
Location: BURBANK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Tree limbs were blown down.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:06:00 to 29-JUL-21 02:06:00 (CST-6)
Location: WESTCHESTER
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

A photo shared on social media showed large tree limbs snapped near the top of a tree.

Thunderstorm Wind in KANE, ILLINOIS
From 29-JUL-21 02:01:00 to 29-JUL-21 02:01:00 (CST-6)
Location: LA FOX
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A seven inch diameter river birch tree was snapped along Shannon Boulevard.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 29-JUL-21 01:28:00 to 29-JUL-21 01:28:00 (CST-6)
Location: HOLIDAY HILLS
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Multiple large tree limbs were snapped off the top of a 30 foot tall tree.  A wind gust to 62 mph was measured.

Thunderstorm Wind in LAKE, ILLINOIS
From 29-JUL-21 01:33:00 to 29-JUL-21 01:33:00 (CST-6)
Location: LAKE BARRINGTON
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A tree was blown down completely blocking Old Barrington Road.

Thunderstorm Wind in COOK, ILLINOIS
From 29-JUL-21 02:26:00 to 29-JUL-21 02:26:00 (CST-6)
Location: AUBURN PARK
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Photos were shared on social media of a tree, utility pole and power lines blown down near 74th Street and Carpenter Street.  A vehicle was damaged after driving onto the downed utility pole.