A long track supercell thunderstorm moved into the coastal waters during the afternoon of May 10th. This storm produced damaging winds and large hail. Later that night, a severe squall line moved through the Coastal Bend and coastal waters of the Middle Texas Coast. The squall line produced widespread wind gusts of 60 to 75 mph.

Marine Hail in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 13:57:00 to 10-MAY-12 13:57:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

Quarter sized hail occurred at Corpus Christi Naval Air Station.

Waterspout in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:01:00 to 10-MAY-12 14:02:00 (CST-6)
Location: BOB HALL PIER
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Waterspout sighted over the Laguna Madre by the Corpus Christi Police.

Marine Hail in PT ARANSAS TO BAFFIN BAY TX OUT 20NM, GULF OF MEXICO
From 10-MAY-12 14:24:00 to 10-MAY-12 14:24:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Half dollar sized hail reported at Mustang Island State Park beach.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:24:00 to 10-MAY-12 21:30:00 (CST-6)
Location: CORPUS CHRISTI
Magnitude: 65.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Nueces Bay measured a gust to 65 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:12:00 to 10-MAY-12 14:12:00 (CST-6)
Location: CORPUS CHRISTI
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Corpus Christi Marina measured a gust to 40 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:36:00 to 10-MAY-12 21:42:00 (CST-6)
Location: CORPUS CHRISTI
Magnitude: 45.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Corpus Christi Marina measured a gust to 45 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:48:00 to 10-MAY-12 21:48:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 35.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Packery Channel measured a gust to 35 knots.

Marine Thunderstorm Wind in PT O'CONNOR TO ARANSAS PASS, GULF OF MEXICO
From 10-MAY-12 22:30:00 to 10-MAY-12 22:30:00 (CST-6)
Location: MESQUITE BAY
Magnitude: 41.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Mission Aransas Reserve site measured a gust to 41 knots.

Marine Thunderstorm Wind in PT ARANSAS TO BAFFIN BAY TX OUT 20NM, GULF OF MEXICO
From 10-MAY-12 22:00:00 to 10-MAY-12 22:00:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

C-MAN station at Port Aransas measured a gust to 53 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:54:00 to 10-MAY-12 22:06:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 48.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Port Aransas measured a gust to 48 knots.

Marine Thunderstorm Wind in PT ARANSAS TO BAFFIN BAY TX OUT 20NM, GULF OF MEXICO
From 10-MAY-12 13:48:00 to 10-MAY-12 13:48:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 34.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

NOS station at Bob Hall Pier measured a gust to 34 knots.

Marine Thunderstorm Wind in PT ARANSAS TO BAFFIN BAY TX OUT 20NM, GULF OF MEXICO
From 10-MAY-12 22:06:00 to 10-MAY-12 22:12:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 38.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

NOS station at Bob Hall Pier measured a gust to 38 knots.

Marine Thunderstorm Wind in PT O'CONNOR TO ARANSAS PASS, GULF OF MEXICO
From 10-MAY-12 22:36:00 to 10-MAY-12 22:48:00 (CST-6)
Location: SEADRIFT
Magnitude: 43.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Seadrift measured gusts to 43 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 22:06:00 to 10-MAY-12 22:24:00 (CST-6)
Location: LAMAR
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Copano Bay measured gusts from 40 to 56 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 11-MAY-12 01:42:00 to 11-MAY-12 01:42:00 (CST-6)
Location: BAFFIN BAY
Magnitude: 37.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON obsrevation site at Baffin Bay measured a gust to 37 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:36:00 to 10-MAY-12 21:48:00 (CST-6)
Location: CORPUS CHRISTI
Magnitude: 58.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site on the Corpus Christi Bay Platform measured gusts from 52 to 58 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:48:00 to 10-MAY-12 21:48:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Ingleside measured a gust to 40 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 23:00:00 to 10-MAY-12 23:00:00 (CST-6)
Location: LAMAR
Magnitude: 44.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

RAWS observation site at Matagorda Island measured a gust to 44 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:00:00 to 10-MAY-12 14:00:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 34.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Ingleside measured a gust to 34 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:48:00 to 10-MAY-12 14:48:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 34.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Ingleside measured a gust to 34 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 21:00:00 to 10-MAY-12 21:00:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Ingleside measured a gust to 40 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:06:00 to 10-MAY-12 14:30:00 (CST-6)
Location: CORPUS CHRISTI
Magnitude: 40.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site on the Corpus Christi Bay Platform measured a gust to 40 knots.

Marine Hail in PT ARANSAS TO BAFFIN BAY TX OUT 20NM, GULF OF MEXICO
From 10-MAY-12 14:12:00 to 10-MAY-12 14:12:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Park/Forest Service

Quarter sized hail reported at Mustang Island State Park beach.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 14:06:00 to 10-MAY-12 14:18:00 (CST-6)
Location: BOB HALL PIER
Magnitude: 44.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Packery Channel measured a gust to 44 knots.

Marine Thunderstorm Wind in CORPUS CHRISTI TO BAFFIN BAY, GULF OF MEXICO
From 10-MAY-12 15:06:00 to 10-MAY-12 15:06:00 (CST-6)
Location: PORT ARANSAS
Magnitude: 36.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Port Aransas measured a gust to 36 knots.

Marine Thunderstorm Wind in PT O'CONNOR TO ARANSAS PASS, GULF OF MEXICO
From 10-MAY-12 23:06:00 to 10-MAY-12 23:18:00 (CST-6)
Location: PORT O'CONNOR
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

TCOON observation site at Port O'Connor measured gusts from 44 to 50 knots.