A microburst affects one location and then lines of severe storms affect Southwest Louisiana two days in a row during late July. A pair of hot and humid days both gave way to lines of thunderstorms late in the day. The storms produced many reports of down trees, down power lines, and a pair of tornadoes.

Tornado in CALCASIEU, LOUISIANA
From 20-JUL-12 20:25:00 to 20-JUL-12 20:29:00 (CST-6)
Location: HOLMWOOD
Tornado F-scale: EF0
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A weak tornado developed along the leading edge of a QLCS and traveled around 1.5 miles toward the southwest. The tornado did mostly superficial tree damage, however one pine tree with a width of 6 to 8 inches was snapped, patio furniture was damaged along Nick Martone Road, and one agricultural structure was damaged.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:25:00 to 20-JUL-12 20:30:00 (CST-6)
Location: HOLMWOOD
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Straight line wind damage occurred just north of a westward moving tornadic mesovortex. Damage in the Holmwood area included shingles removed from a trailer home, trailer house skirting removed one multiple homes, one oak tree near two feet in diameter downed onto a wooden fence, and multiple tree branches broken.

Thunderstorm Wind in CAMERON, LOUISIANA
From 21-JUL-12 14:20:00 to 21-JUL-12 14:20:00 (CST-6)
Location: CALCASIEU LAKE NORTH
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Winds were estimated at 60 mph at Hebert���s Marina by an employee at Corbellos Guide Service. Small trees were also noted down along Hebert���s Camp Road.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:30:00 to 20-JUL-12 20:30:00 (CST-6)
Location: LAKE CHARLES LAKE
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Broadcast Media

Strong wind gusts blew across Lake Charles and the Calcasieu River where two men from Westlake where on a boat. The 16 foot jon boat was capsized by the strong wind gusts and both were drowned. One man was still wearing a life jacket when found the next morning on the west bank of Lake Charles. The other man was found around a day later.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:30:00 to 20-JUL-12 20:30:00 (CST-6)
Location: LAKE CHARLES LAKE
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Broadcast Media

Strong wind gusts blew across Lake Charles and the Calcasieu River where two men from Westlake where on a boat. The 16 foot jon boat was capsized by the strong wind gusts and both were drowned. One man was still wearing a life jacket when found the next morning on the west bank of Lake Charles. The other man was found around a day later.

Hail in IBERIA, LOUISIANA
From 20-JUL-12 15:57:00 to 20-JUL-12 15:57:00 (CST-6)
Location: LYDIA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

A report was received of hail to the size of nickels with a passing thunderstorm.

Hail in RAPIDES, LOUISIANA
From 20-JUL-12 18:20:00 to 20-JUL-12 18:20:00 (CST-6)
Location: WEIL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter size hail was reported to occur along Twin Bridges Road with a passing storm.

Thunderstorm Wind in ALLEN, LOUISIANA
From 20-JUL-12 19:15:00 to 20-JUL-12 19:15:00 (CST-6)
Location: OAKDALE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

Numerous trees were blown down when a line of thunderstorm passed through Oakdale.

Thunderstorm Wind in VERNON, LOUISIANA
From 20-JUL-12 20:05:00 to 20-JUL-12 20:05:00 (CST-6)
Location: PITKIN
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Veron Parish Sheriffs department reported several trees down from a passing line of thunderstorms.

Thunderstorm Wind in CAMERON, LOUISIANA
From 20-JUL-12 21:00:00 to 20-JUL-12 21:00:00 (CST-6)
Location: GRAND CHENIER
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Cameron Parish Sheriffs Department reported a large tree blown down onto a road in Grand Chenier by a passing line of thunderstorms.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:30:00 to 20-JUL-12 20:45:00 (CST-6)
Location: LAKE CHARLES LAKE
Magnitude: 60.00 EG
Property damage: 900.00K
Crop damage: 0.00K
Reported by: NWS Employee

Straight line winds from a passing QLCS downed many trees and power lines across the City of Lake Charles and surrounding areas including Sulphur and Mossbluff. A tree fell through a house of a NWS employee and another NWS employee reported a pine tree fell on a neighbor's home. Lake Charles PD reported a 50 year old oak tree with an 8 foot circumference was uprooted. Along Ham Reid Road a roof of a shed was blown off and into a garage. At the peak of the storm around 16,000 customers were out of power around the Lake Charles area, and extended power outages caused loss of perishables at some area stores. Winds from this event also broke a ship loose from its moorings at the Lake Charles port damaging the dock.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:55:00 to 20-JUL-12 20:55:00 (CST-6)
Location: LAKE CHARLES MUNI AR
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

A NWS employee estimated winds around 50 knots with a passing QLCS.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 21-JUL-12 13:55:00 to 21-JUL-12 13:55:00 (CST-6)
Location: LAKE CHARLES MUNI AR
Magnitude: 54.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The LSU AgCenter mesonet site on Gulf Highway next to the airport recorded a wind gust of 62 MPH with a passing line of storms.

Thunderstorm Wind in CAMERON, LOUISIANA
From 21-JUL-12 14:30:00 to 21-JUL-12 14:30:00 (CST-6)
Location: CALCASIEU LAKE SOUTH
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The RAWS station at the Sabine NWR recorded a wind gust of 55 MPH at 20 feet. Adjusting to a normal height the wind speed is 55 to 60 MPH.

Heavy Rain in ACADIA, LOUISIANA
From 20-JUL-12 20:36:00 to 20-JUL-12 20:56:00 (CST-6)
Location: RAYNE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Rayne PD reported flooding along Llama Road and Quarter Line Road from heavy rain.

Thunderstorm Wind in VERMILION, LOUISIANA
From 19-JUL-12 22:50:00 to 19-JUL-12 22:50:00 (CST-6)
Location: ABBEVILLE
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter reported multiple trees down by a suspected microburst. This occurred near the intersection of East Lafayette St and John Hardy Rd.

Lightning in ST. MARY, LOUISIANA
From 19-JUL-12 17:45:00 to 19-JUL-12 17:45:00 (CST-6)
Location: MORGAN CITY
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck a pole breaking it in half around 15 feet above the ground. This knock out power to a portions of Morgan City until 8:15 PM local time.

Lightning in ST. LANDRY, LOUISIANA
From 21-JUL-12 16:00:00 to 21-JUL-12 16:00:00 (CST-6)
Location: OPELOUSAS
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Newspaper

Lightning struck a tree in Opelousas and then sending it crashing into a trailer home. The tree caused a hole in the home and rendering it uninhabitable.

Tornado in CALCASIEU, LOUISIANA
From 20-JUL-12 20:24:00 to 20-JUL-12 20:34:00 (CST-6)
Location: CHENNAULT INDUS AIRP
Tornado F-scale: EF1
Property damage: 100.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado occurred along the leading edge of a QLCS and started just south of Chenault Airport and traveled southwest to west for between 8 and 9 miles.  The tornado crossed Highway 14 near Carlo Henry, Common Street near Murbelle, and ended south of Gauthier near Elliot Road. Multiple mobile homes were damaged in the Sugarloaf neighborhood and several power poles were downed or snapped along Highway 14. Many trees were downed or had large limbs broken along Carlo Henry, Murbelle, Arabie, and Beaugh Roads. Portions of roofs were damaged or removed along Murbelle with one home being shifted one to two feet from its foundation.  As the tornado traveled farther west and beyond Leger Road it weakened. The vast majority of the damage consisted of occasional downed power lines and superficial tree damage with an occasional uprooted tree west of Leger Road.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 20-JUL-12 20:38:00 to 20-JUL-12 20:38:00 (CST-6)
Location: LAKE CHARLES
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

The Emergency Manager of Calcasieu Parish reported a wind gust of 72 MPH that was captured with an onsite anemometer.

Thunderstorm Wind in CALCASIEU, LOUISIANA
From 21-JUL-12 13:45:00 to 21-JUL-12 13:45:00 (CST-6)
Location: LAKE CHARLES
Magnitude: 50.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: NWS Employee

A NWS employee reported a large tree down along Common Street.