The evening of June 4th, a severe thunderstorm developed over northern Scott county Iowa, producing very heavy rain, small hail, and damaging winds. As this storm moved east into portions of Henry, Whiteside, and Bureau counties in Illinois, it intensified and become a high precipitation supercell thunderstorm, with winds over 80 mph, and torrential rainfall.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 04-JUN-19 21:26:00 to 04-JUN-19 21:26:00 (CST-6)
Location: CORDOVA
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tree was reported blown down over railroad tracks.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 04-JUN-19 21:32:00 to 04-JUN-19 21:32:00 (CST-6)
Location: PORT BYRON
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A large tree was uprooted.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 04-JUN-19 21:34:00 to 04-JUN-19 21:34:00 (CST-6)
Location: PORT BYRON
Magnitude: 65.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A 18-24 inch diameter tree was blown down, onto another tree.

Thunderstorm Wind in HENRY, ILLINOIS
From 04-JUN-19 21:58:00 to 04-JUN-19 21:58:00 (CST-6)
Location: HOOPPOLE
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Several large oak trees were blown down, with more than 4 large cottonwood trees blown down.

Thunderstorm Wind in HENRY, ILLINOIS
From 04-JUN-19 22:06:00 to 04-JUN-19 22:06:00 (CST-6)
Location: HOOPPOLE
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Significant tree damage to lots of trees near the Highway 92 and E 220th Street intersection.

Thunderstorm Wind in HENRY, ILLINOIS
From 04-JUN-19 22:08:00 to 04-JUN-19 22:08:00 (CST-6)
Location: HOOPPOLE
Magnitude: 70.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Widespread tree damage, including uprooted trees around the town of Hooppole and a 5 mile radius around town.  An agricultural system 1 mile west of town was damaged.

Thunderstorm Wind in HENRY, ILLINOIS
From 04-JUN-19 22:08:00 to 04-JUN-19 22:08:00 (CST-6)
Location: HOOPPOLE
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Power lines reported blown down.

Thunderstorm Wind in BUREAU, ILLINOIS
From 04-JUN-19 22:26:00 to 04-JUN-19 22:26:00 (CST-6)
Location: MANLIUS
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A large tree was blown down, blocking Highway 40.

Thunderstorm Wind in BUREAU, ILLINOIS
From 04-JUN-19 22:38:00 to 04-JUN-19 22:38:00 (CST-6)
Location: DOVER
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree blown down was reported to be blocking Highway 26.

Thunderstorm Wind in BUREAU, ILLINOIS
From 04-JUN-19 22:45:00 to 04-JUN-19 22:45:00 (CST-6)
Location: PRINCETON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A public report of 2 inch diameter tree branches down was received.

Thunderstorm Wind in BUREAU, ILLINOIS
From 04-JUN-19 22:52:00 to 04-JUN-19 22:52:00 (CST-6)
Location: PRINCETON
Magnitude: 61.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was reported down, on power lines which caused them to arc.