A severe squall line moved out of Oklahoma and marched across the northeastern counties of north Texas; mainly north and east of Dallas. Wind damage was common with this line of severe storms.

Thunderstorm Wind in COLLIN, TEXAS
From 06-MAY-09 05:07:00 to 06-MAY-09 05:07:00 (CST-6)
Location: CELINA
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down across a road 3 miles east of Celina.

Thunderstorm Wind in COLLIN, TEXAS
From 06-MAY-09 05:23:00 to 06-MAY-09 05:23:00 (CST-6)
Location: WYLIE
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A tree was blown down in Wylie.

Thunderstorm Wind in RAINS, TEXAS
From 06-MAY-09 06:10:00 to 06-MAY-09 06:45:00 (CST-6)
Location: POINT
Magnitude: 61.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Sheriff's Office reported several trees were down across the county. Some trees were blocking roads and at least one tree fell on a house.

Lightning in FANNIN, TEXAS
From 06-MAY-09 06:30:00 to 06-MAY-09 06:30:00 (CST-6)
Location: BONHAM
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck the communications tower on top of the Fannin County Jail destroying the radio consoles in the building and disabling the computer system.

Hail in GRAYSON, TEXAS
From 06-MAY-09 04:07:00 to 06-MAY-09 04:07:00 (CST-6)
Location: WHITESBORO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Nickel size hail fell in Whitesboro.

Thunderstorm Wind in COOKE, TEXAS
From 06-MAY-09 04:30:00 to 06-MAY-09 04:30:00 (CST-6)
Location: CALLISBURG
Magnitude: 56.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Department of Highways

An 8 inch diameter tree was blown onto a road in Callisburg.

Thunderstorm Wind in GRAYSON, TEXAS
From 06-MAY-09 04:13:00 to 06-MAY-09 04:13:00 (CST-6)
Location: DENISON
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An estimated 60 mph wind gust was reported in Denison.

Thunderstorm Wind in LAMAR, TEXAS
From 06-MAY-09 05:15:00 to 06-MAY-09 05:40:00 (CST-6)
Location: PARIS FLYNG TGR ARPT
Magnitude: 56.00 EG
Property damage: 125.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An estimated 23-24 trees were down on houses and roadways in Paris. The most significant damage was on the 600 block of 3rd N.W. Street where a tree fell on a residence. Some trees were 1-2 feet in diameter. A trained spotter estimated 60 mph winds in the northwest part of the city.

Thunderstorm Wind in LAMAR, TEXAS
From 06-MAY-09 04:58:00 to 06-MAY-09 04:58:00 (CST-6)
Location: TIGERTOWN
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

A tree was blown down 1 mile south of Tigertown.

Thunderstorm Wind in FANNIN, TEXAS
From 06-MAY-09 04:43:00 to 06-MAY-09 04:43:00 (CST-6)
Location: TELEPHONE
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was blown down near Telephone.

Thunderstorm Wind in GRAYSON, TEXAS
From 06-MAY-09 04:20:00 to 06-MAY-09 04:20:00 (CST-6)
Location: DENISON
Magnitude: 52.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Newspaper

A large tree fell on a house in Denison. High winds also knocked down power lines.

Thunderstorm Wind in HUNT, TEXAS
From 06-MAY-09 05:25:00 to 06-MAY-09 05:25:00 (CST-6)
Location: COMMERCE
Magnitude: 61.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A number of trees were blown down in Commerce.  Some of the trees were 2-3 feet in diameter.