A line of severe storms tracked east over eastern Iowa, northwest Illinois, and northeast Missouri during the evening of March 6th. Widespread winds over 70 mph, small hail, and several tornadoes were reported. Damage from these storms included: downed trees, power poles, destroyed outbuildings, and roof damage to several homes.

Thunderstorm Wind in MCDONOUGH, ILLINOIS
From 06-MAR-17 23:10:00 to 06-MAR-17 23:10:00 (CST-6)
Location: INDUSTRY
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A report of 4 to 5 power poles was received from the county emergency manager, located on Highway 67 north of 550th Street in the North portion of Industry. Time was estimated by radar.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 06-MAR-17 22:36:00 to 06-MAR-17 22:36:00 (CST-6)
Location: (MLI) QUAD CITY ARPT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The measured wind gust was from the Quad City Airport (MLI) ASOS site.

Thunderstorm Wind in WHITESIDE, ILLINOIS
From 06-MAR-17 23:20:00 to 06-MAR-17 23:20:00 (CST-6)
Location: STERLING ARPT
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

This wind gust was measured at the Sterling Airport (SQI) AWOS site.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 07-MAR-17 00:17:00 to 07-MAR-17 00:17:00 (CST-6)
Location: MC NABB
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were down on state route 89, throughout the county.  The time was estimated by radar.

Thunderstorm Wind in MCDONOUGH, ILLINOIS
From 06-MAR-17 23:05:00 to 06-MAR-17 23:05:00 (CST-6)
Location: WALNUT GROVE
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Three power poles were blown down.  Time was estimated by radar.

Thunderstorm Wind in MCDONOUGH, ILLINOIS
From 06-MAR-17 23:10:00 to 06-MAR-17 23:10:00 (CST-6)
Location: PRAIRIE CITY
Magnitude: 61.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

This report was received from a trained spotter, using a personal measured instrument.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 07-MAR-17 00:07:00 to 07-MAR-17 00:07:00 (CST-6)
Location: HENNEPIN
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: COOP Observer

The top of a large cedar tree was reported down in a yard.

Thunderstorm Wind in ROCK ISLAND, ILLINOIS
From 06-MAR-17 22:36:00 to 06-MAR-17 22:36:00 (CST-6)
Location: BLACKHAWK STATE PARK
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Broadcast Media

Relayed report of lots of small branches down and a gutter torn off a home.  Time was estimated by radar.

Thunderstorm Wind in JO DAVIESS, ILLINOIS
From 06-MAR-17 22:40:00 to 06-MAR-17 22:40:00 (CST-6)
Location: ELIZABETH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Some dead trees were observed blown down.

Thunderstorm Wind in JO DAVIESS, ILLINOIS
From 06-MAR-17 23:00:00 to 06-MAR-17 23:00:00 (CST-6)
Location: STOCKTON
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: COOP Observer

A large tree was down on a power line in Stockton resulting in a power outage for the local area.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 07-MAR-17 00:07:00 to 07-MAR-17 00:07:00 (CST-6)
Location: HENNEPIN
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous trees were down on State Route 26 across the county.  Time was estimated by radar.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 07-MAR-17 00:16:00 to 07-MAR-17 00:16:00 (CST-6)
Location: MC NABB
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

A power line was down just west of McNabb on the McNabb blacktop. Time was estimated by radar.

Thunderstorm Wind in PUTNAM, ILLINOIS
From 07-MAR-17 00:16:00 to 07-MAR-17 00:16:00 (CST-6)
Location: MC NABB
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple power poles were broken about half way up at 1300E  to 600N. Time was estimated by radar.

Tornado in WHITESIDE, ILLINOIS
From 06-MAR-17 22:53:00 to 06-MAR-17 23:01:00 (CST-6)
Location: NEWTON CORNERS
Tornado F-scale: EF1
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Damage was mainly to snapped trees and a farm outbuilding lost its roof and its walls fell in.

Tornado in BUREAU, ILLINOIS
From 07-MAR-17 00:14:00 to 07-MAR-17 00:15:00 (CST-6)
Location: LADD
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A tornado briefly touched down in a field.

Thunderstorm Wind in HANCOCK, ILLINOIS
From 06-MAR-17 22:36:00 to 06-MAR-17 22:36:00 (CST-6)
Location: BENTLEY
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: COOP Observer

Several 8 to 12 inch in diameter tree branches were down in a yard. A large aluminum roof was off a barn across a portion of Highway 33 west of town.

Hail in MCDONOUGH, ILLINOIS
From 06-MAR-17 23:28:00 to 06-MAR-17 23:28:00 (CST-6)
Location: INDUSTRY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public