A long lived convective complex originated on the 20th across the southern Plains.  The complex moved across Tennessee and Kentucky during the day on the 21st, reaching western West Virginia during that evening.
Wind gusts of 40 to 50 mph were common on the leading edge of the convection, with smaller areas receiving severe wind gusts and tree damage.

Thunderstorm Wind in LINCOLN, WEST VIRGINIA
From 21-MAY-13 19:27:00 to 21-MAY-13 19:27:00 (EST-5)
Location: ALKOL
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Multiple trees and large branches were blown down.

Thunderstorm Wind in LINCOLN, WEST VIRGINIA
From 21-MAY-13 19:30:00 to 21-MAY-13 19:30:00 (EST-5)
Location: GRIFFITHSVILLE
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Multiple trees and large branches were blown down.

Thunderstorm Wind in LINCOLN, WEST VIRGINIA
From 21-MAY-13 19:30:00 to 21-MAY-13 19:30:00 (EST-5)
Location: HAMLIN
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Multiple trees and large branches were blown down.

Thunderstorm Wind in LINCOLN, WEST VIRGINIA
From 21-MAY-13 19:08:00 to 21-MAY-13 19:08:00 (EST-5)
Location: RANGER
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Multiple trees and large branches were blown down.

Thunderstorm Wind in KANAWHA, WEST VIRGINIA
From 21-MAY-13 20:01:00 to 21-MAY-13 20:01:00 (EST-5)
Location: ETOWAH
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

Six to 8 healthy trees were blown down just west of the Interstate 77 and 79 split.

Thunderstorm Wind in KANAWHA, WEST VIRGINIA
From 21-MAY-13 19:50:00 to 21-MAY-13 19:55:00 (EST-5)
Location: CHARLESTON
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A few trees fell down.

Thunderstorm Wind in PUTNAM, WEST VIRGINIA
From 21-MAY-13 19:45:00 to 21-MAY-13 19:45:00 (EST-5)
Location: SCOTT DEPOT
Magnitude: 39.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: NWS Employee

Wind gusts near 45 mph caused electric power outages.

Thunderstorm Wind in MINGO, WEST VIRGINIA
From 21-MAY-13 18:35:00 to 21-MAY-13 18:35:00 (EST-5)
Location: PURITAN MINES
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Department of Highways

A few trees were blown down.  One tree fell on Route 52.

Thunderstorm Wind in MINGO, WEST VIRGINIA
From 21-MAY-13 18:40:00 to 21-MAY-13 18:40:00 (EST-5)
Location: BREEDEN
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Department of Highways

A few trees were blown down.  One tree fell fell on Route 3/5.

Thunderstorm Wind in LINCOLN, WEST VIRGINIA
From 21-MAY-13 18:55:00 to 21-MAY-13 18:55:00 (EST-5)
Location: HARTS
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Multiple trees and large branches were blown down.

Thunderstorm Wind in KANAWHA, WEST VIRGINIA
From 21-MAY-13 20:06:00 to 21-MAY-13 20:06:00 (EST-5)
Location: SISSONVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: 911 Call Center

A few large trees were blown down.

Thunderstorm Wind in KANAWHA, WEST VIRGINIA
From 21-MAY-13 19:55:00 to 21-MAY-13 19:55:00 (EST-5)
Location: ST ALBANS
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: 911 Call Center

Several trees and large branches blown down.