A deep upper level low pressure and an associated cold front produced a line of thunderstorms that moved across southeast Louisiana, southern Mississippi and the adjacent coastal waters during the morning and afternoon hours of the 14th. Several reports of tornadoes were received from these storms.

Flash Flood in HANCOCK, MISSISSIPPI
From 14-APR-18 13:00:00 to 14-APR-18 15:30:00 (CST-6)
Location: BAY ST LOUIS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple roads were reported flooded around Bay St. Louis, including Washington Street and Jordan River Road.

Flash Flood in HANCOCK, MISSISSIPPI
From 14-APR-18 13:00:00 to 14-APR-18 15:30:00 (CST-6)
Location: VIDALIA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple roads were reported flooded around Kiln and to the north of Kiln in Hancock County.

Flash Flood in HARRISON, MISSISSIPPI
From 14-APR-18 15:30:00 to 14-APR-18 17:30:00 (CST-6)
Location: LONG BEACH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Many roads in Long Beach were beginning to flood, including Beatline Road being almost impassible.

Flash Flood in HARRISON, MISSISSIPPI
From 14-APR-18 15:55:00 to 14-APR-18 18:00:00 (CST-6)
Location: LONG BEACH
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Approximately 4.5 inches of rain was measured between 2 pm and 430 pm in Long Beach. The Long Beach fire chief reported road closures due to flood waters at North Island View north of U.S. Highway 90, as well as Daughter Road and Beatline Road.

Flash Flood in HARRISON, MISSISSIPPI
From 14-APR-18 17:39:00 to 14-APR-18 19:00:00 (CST-6)
Location: HENDERSON PT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Pass Christian City roads were closed due to flooding from Menge Avenue at the railroad tracks to Jones Road.

Flash Flood in HARRISON, MISSISSIPPI
From 14-APR-18 17:41:00 to 14-APR-18 19:00:00 (CST-6)
Location: LYMAN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water rescues were reported underway at Old U.S. Highway 49 and Jim Lee Road, near the Little Biloxi River.

Flash Flood in HARRISON, MISSISSIPPI
From 14-APR-18 18:30:00 to 14-APR-18 20:00:00 (CST-6)
Location: HOWISON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous roads were reported flooded between Saucier and Lyman with multiple roads either undermined or washed out.

Thunderstorm Wind in PEARL RIVER, MISSISSIPPI
From 14-APR-18 10:58:00 to 14-APR-18 10:58:00 (CST-6)
Location: SILVER RUN
Magnitude: 70.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Portions of a meat processing plant's roof were removed on Foots Stevens Road near Silver Run. A barn nearby also sustained damage. Radar imagery indicated the apex of a bow echo moved through the area. Straight line winds were estimated over a distance of about 0.2 miles with a path width of 25 to 30 yards.

Flood in HARRISON, MISSISSIPPI
From 14-APR-18 15:16:00 to 14-APR-18 17:00:00 (CST-6)
Location: ORANGE GROVE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Approximately one foot of standing water was reported at Dedeaux Road and Three Rivers Road.

Tornado in HARRISON, MISSISSIPPI
From 14-APR-18 13:09:00 to 14-APR-18 13:10:00 (CST-6)
Location: LONG BEACH
Tornado F-scale: EF0
Crop damage: 0.00K
Reported by: NWS Storm Survey

A combination of YouTube storm chaser video and a NWS storm survey indicated a multiple vortex waterspout moved through Long Beach Harbor, removing the roof off of an outbuilding and toppling two tall masted sailboats. The waterspout proceeded onshore onto the beach and crossed U.S. Highway 90 near Nicholson Street, lifting in the rear of St. Thomas the Apostle Catholic Church. Estimated maximum winds were 70 mph, path width 75 yards.

Tornado in JACKSON, MISSISSIPPI
From 14-APR-18 17:18:00 to 14-APR-18 17:28:00 (CST-6)
Location: VESTRY
Tornado F-scale: EF1
Crop damage: 0.00K
Reported by: NWS Storm Survey

A storm survey indicated a narrow path about 30 to 50 yards wide of sporadic oak and pine trees snapped near the base over a 1.7 mile long easterly track. One shed was damaged or destroyed on private property. Estimated maximum winds of 95 mph. Event time was based on NWS Mobile radar.

Tornado in JACKSON, MISSISSIPPI
From 14-APR-18 17:19:00 to 14-APR-18 17:22:00 (CST-6)
Location: NORTH BILOXI ARPT
Tornado F-scale: EF1
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF-1 tornado touched down in the community of St. Martin, just south of Lemoyne Boulevard, and tracked northeast on an intermittent path ending near the intersection of Interstate 10 and Mississippi Highway 609. The most significant damage occurred at a strip shopping center. Plate glass windows were blown out and a portion of the roof was removed along with a portion of the wall. Several cars were overturned and rolled into the parking lot. Maximum winds were estimated at 105 mph with a path width of 75 yards.

Tornado in PEARL RIVER, MISSISSIPPI
From 14-APR-18 10:30:00 to 14-APR-18 10:31:00 (CST-6)
Location: CARRIERE
Tornado F-scale: EF0
Crop damage: 0.00K
Reported by: NWS Storm Survey

Public eyewitness accounts indicated a tornado touched down near a convenience store  on U.S. Highway 11 near Carriere, where it removed a piece of the awning and struck a vehicle. The tornado moved across the highway and downed several large oak branches in a retail store parking lot. It then lifted and flung the deck awning of a branch bank building northeastward into nearby residence yards and suspended some of the metal in treetops, which also had limbs and branches broken. The tornado lifted while crossing the railroad tracks. Some debris was deposited in the fringes of the Stonebridge subdivision. Maximum winds were estimated at 75 mph, with the path width 25 yards.

Tornado in JACKSON, MISSISSIPPI
From 14-APR-18 17:39:00 to 14-APR-18 17:40:00 (CST-6)
Location: WADE
Tornado F-scale: EF1
Crop damage: 0.00K
Reported by: NWS Storm Survey

A storm survey found a very confined area of EF-1 damage where several pines and a large oak tree were snapped near the base. Peak winds estimated at 95 mph with a path width of 25 yards. Track may have been longer to the west, but that area was inaccessible due to water and wetlands. Event time was estimated by NWS Mobile radar imagery.

Thunderstorm Wind in WILKINSON, MISSISSIPPI
From 14-APR-18 06:18:00 to 14-APR-18 06:18:00 (CST-6)
Location: WOODVILLE
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple trees were reported blown down in the Woodville area.

Thunderstorm Wind in WILKINSON, MISSISSIPPI
From 14-APR-18 06:25:00 to 14-APR-18 06:25:00 (CST-6)
Location: WOODVILLE
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Multiple trees were reported blown down along Lower Woodville Road.

Thunderstorm Wind in AMITE, MISSISSIPPI
From 14-APR-18 07:05:00 to 14-APR-18 07:05:00 (CST-6)
Location: MC ELVEEN
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

The Amite County Emergency Manager reported trees blown down near the intersection of Upper Glading Road and Isaac Road. Event time was estimated based on radar.

Thunderstorm Wind in AMITE, MISSISSIPPI
From 14-APR-18 07:17:00 to 14-APR-18 07:17:00 (CST-6)
Location: GILLISBURG
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

The Amite County Emergency Manager reported trees blown down in Gillsburg. The event time was estimated based on radar.

Thunderstorm Wind in PIKE, MISSISSIPPI
From 14-APR-18 07:25:00 to 14-APR-18 07:25:00 (CST-6)
Location: MC COMB
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

A few trees were reported blown down on the south side of the City of McComb.

Thunderstorm Wind in WALTHALL, MISSISSIPPI
From 14-APR-18 08:00:00 to 14-APR-18 08:00:00 (CST-6)
Location: TYLERTOWN
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: County Official

A garage was reported partially collapsed onto a car due to wind. Event time was estimated based on radar.

Thunderstorm Wind in WALTHALL, MISSISSIPPI
From 14-APR-18 08:10:00 to 14-APR-18 08:10:00 (CST-6)
Location: TYLERTOWN
Magnitude: 60.00 EG
Crop damage: 0.00K
Reported by: County Official

Roof damage was reported to a building in Tylertown. Event time was estimated based on radar.

Thunderstorm Wind in PEARL RIVER, MISSISSIPPI
From 14-APR-18 10:30:00 to 14-APR-18 10:30:00 (CST-6)
Location: MC NEIL
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Social Media

A tree was reported blown down in McNeil.

Thunderstorm Wind in JACKSON, MISSISSIPPI
From 14-APR-18 17:19:00 to 14-APR-18 17:19:00 (CST-6)
Location: VESTRY
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: NWS Employee

Trees were reported blown down on White Road.

Thunderstorm Wind in WALTHALL, MISSISSIPPI
From 14-APR-18 07:55:00 to 14-APR-18 07:55:00 (CST-6)
Location: SARTINSVILLE
Magnitude: 55.00 EG
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Multiple trees were reported blown down near Sartinsville.