Severe thunderstorms moved across parts of northeast Illinois during the evening hours of July 19th.

Thunderstorm Wind in OGLE, ILLINOIS
From 19-JUL-17 19:13:00 to 19-JUL-17 19:13:00 (CST-6)
Location: STILLMAN VLY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A tree was blown down.

Thunderstorm Wind in WINNEBAGO, ILLINOIS
From 19-JUL-17 19:13:00 to 19-JUL-17 19:13:00 (CST-6)
Location: (RFD)GTR ROCKFORD AR
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Thunderstorm Wind in BOONE, ILLINOIS
From 19-JUL-17 19:40:00 to 19-JUL-17 19:40:00 (CST-6)
Location: BELVIDERE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Wind gusts were estimated to 70 mph at the Boone County Fairgrounds.

Thunderstorm Wind in LEE, ILLINOIS
From 19-JUL-17 19:30:00 to 19-JUL-17 19:30:00 (CST-6)
Location: ASHTON
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A 6 inch diameter Willow tree limb was broken off towards the top of the tree near Quarry and Stone Roads.

Heavy Rain in LEE, ILLINOIS
From 19-JUL-17 19:25:00 to 19-JUL-17 19:35:00 (CST-6)
Location: ASHTON
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Rainfall of 0.99 inches was measured in 10 minutes.

Thunderstorm Wind in OGLE, ILLINOIS
From 19-JUL-17 19:35:00 to 19-JUL-17 19:35:00 (CST-6)
Location: MONROE CENTER
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Multiple power lines were blown down in northeast Ogle County.

Thunderstorm Wind in DE KALB, ILLINOIS
From 19-JUL-17 19:49:00 to 19-JUL-17 19:56:00 (CST-6)
Location: DE KALB
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Wind gusts were estimated between 60 mph and 70 mph for several minutes.

Thunderstorm Wind in DE KALB, ILLINOIS
From 19-JUL-17 19:49:00 to 19-JUL-17 19:51:00 (CST-6)
Location: DE KALB
Magnitude: 60.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Public

Trees and power lines were blown down in De Kalb.  A tree was blown down on a house on North 12th Street.

Thunderstorm Wind in MCHENRY, ILLINOIS
From 19-JUL-17 19:56:00 to 19-JUL-17 19:56:00 (CST-6)
Location: CORAL
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A large tree was blown down on Route 23 south of Marengo.

Flood in DE KALB, ILLINOIS
From 19-JUL-17 19:55:00 to 19-JUL-17 22:00:00 (CST-6)
Location: DE KALB
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Minor street flooding was reported in De Kalb including 3 to 4 inches of water near Hillcrest and Normal and 2 inches near Franklin and 1st Street.  Storm total rainfall of 2.10 inches was reported in De Kalb.

Thunderstorm Wind in DU PAGE, ILLINOIS
From 19-JUL-17 20:30:00 to 19-JUL-17 20:30:00 (CST-6)
Location: NAPERVILLE
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was blown down onto a house.

Thunderstorm Wind in WILL, ILLINOIS
From 19-JUL-17 20:32:00 to 19-JUL-17 20:32:00 (CST-6)
Location: JOLIET
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Six inch diameter tree limbs were blown down near Western and Raynor Avenues.

Thunderstorm Wind in WILL, ILLINOIS
From 19-JUL-17 20:32:00 to 19-JUL-17 20:32:00 (CST-6)
Location: RAYNOR PARK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Tree limbs were blown down and a stop sign was bent in half near Route 30 and Ingalls Avenue.