Multiple short waves moved across the region while a north flow remained in place. This caused multiple rounds of severe weather with hail, high winds, and a tornado in Louisiana from late during the 9th into the 10th.

Lightning in CAMERON, LOUISIANA
From 10-MAY-13 10:00:00 to 10-MAY-13 10:00:00 (CST-6)
Location: GRAND LAKE LAKE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Two men were fishing in the Lacassine Wildlife Refuge when a storm approached from the east. The two tried to out run the storm in a boat but one was struck by lightning. The struck man died a few days later.

Thunderstorm Wind in CAMERON, LOUISIANA
From 10-MAY-13 00:39:00 to 10-MAY-13 00:42:00 (CST-6)
Location: GRAND LAKE
Magnitude: 61.00 EG
Property damage: 80.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Straight line wind damage occurred from just north of the intersection of Big Pasture Road and Highway 384 to Donna Road in Big Lake. One metal roof was removed and numerous tree branches were broken along the path. Power lines were downed in the area and fences were also blown over. Additional wind damage occurred at Grand Lake High School to the east where fences around the baseball field were bent. Winds were estimated at 60 to 70 mph.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 10-MAY-13 00:00:00 to 10-MAY-13 00:05:00 (CST-6)
Location: (LCH)LK CHARLES MUNI
Magnitude: 65.00 EG
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A microburst occurred just east of the Lake Charles Regional Airport. Winds were estimated between 50 and 75 mph across a four mile wide and two mile long area between Gauthier Road and Tank Farm Road. At least four mobile homes had shingles pulled off of roofs, several outbuildings were flipped, and between 50 to 100 mobile homes had skirting damaged or blown off. Numerous power lines and trees were also downed. Damage was blown northwest to southeast.

Tornado in CAMERON, LOUISIANA
From 10-MAY-13 00:45:00 to 10-MAY-13 00:46:00 (CST-6)
Location: SWEET LAKE
Tornado F-scale: EF0
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado touched down just north of Highway 384 near Lucy Lane and snapped numerous branches and downed several small trees along the path. Minor damage occurred to the roofing of one home along Highway 384 and to a few homes along Clydes and Clyde Olivers Lanes. The tornado ended just north of T Johns Road and east of Tans Road.

Hail in BEAUREGARD, LOUISIANA
From 09-MAY-13 22:35:00 to 09-MAY-13 22:35:00 (CST-6)
Location: MERRYVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail of one inch in diameter was reported 5 mile north of Singer.

Hail in CALCASIEU, LOUISIANA
From 09-MAY-13 23:15:00 to 09-MAY-13 23:15:00 (CST-6)
Location: VINTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Vinton Police department reported nickel-sized hail in town.

Hail in CALCASIEU, LOUISIANA
From 09-MAY-13 23:30:00 to 09-MAY-13 23:30:00 (CST-6)
Location: VINCENT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Calcasieu Parish 911 reported nickel to quarter sized hail in Carlyss.

Hail in CALCASIEU, LOUISIANA
From 10-MAY-13 00:05:00 to 10-MAY-13 00:05:00 (CST-6)
Location: (LCH)LK CHARLES MUNI
Magnitude: 1.25 
Property damage: 20.00K
Crop damage: 0.00K
Reported by: NWS Employee

Numerous reports of quarter to half dollar-sized hail were received from across the south side of Lake Charles. One NWS employee had to replace his roof and also had vehicles dented.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 09-MAY-13 23:50:00 to 09-MAY-13 23:50:00 (CST-6)
Location: MAPLEWOOD
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

An off duty NWS employee reported a tree down on Eveland Avenue in Sulphur.

Tornado in BEAUREGARD, LOUISIANA
From 09-MAY-13 22:35:00 to 09-MAY-13 22:38:00 (CST-6)
Location: SINGER
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF0 tornado touched down along Highway 110 west of Singer, blowing down numerous pine trees, some of which fell on power lines.