A complex of thunderstorms dropped southeast from Tennessee. Outflow from these thunderstorms produced new strong to severe thunderstorms over north Alabama during the mid to late morning hours.  There were several reports of wind damage, including a measured wind gust of 58 mph at the Huntsville International Airport. An EF-0 tornado produced a short track of damage in Higdon. Rainfall of 1 to 3 inches fell in a very short period of time producing brief flash flooding as well on the north side of the Quad Cities.

Thunderstorm Wind in CULLMAN, ALABAMA
From 04-MAY-21 06:04:00 to 04-MAY-21 06:04:00 (CST-6)
Location: LORETTO
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Public

A tree was knocked down at the intersection of CR 291 and CR 292.

Thunderstorm Wind in CULLMAN, ALABAMA
From 04-MAY-21 06:10:00 to 04-MAY-21 06:10:00 (CST-6)
Location: GOOD HOPE
Magnitude: 52.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Up to 5 power poles were knocked down along with trees at this location.

Thunderstorm Wind in CULLMAN, ALABAMA
From 04-MAY-21 06:58:00 to 04-MAY-21 06:58:00 (CST-6)
Location: GOOD HOPE
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was knocked down at 2045 CR 222.

Thunderstorm Wind in MADISON, ALABAMA
From 04-MAY-21 07:50:00 to 04-MAY-21 07:50:00 (CST-6)
Location: MADISON CO JET PORT
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

Measured at the Huntsville International Airport.

Thunderstorm Wind in MORGAN, ALABAMA
From 04-MAY-21 07:56:00 to 04-MAY-21 07:56:00 (CST-6)
Location: HARTSELLE
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Public

A tree was knocked down on Sparkman Road near First Baptist Church in Hartselle.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:07:00 to 04-MAY-21 08:07:00 (CST-6)
Location: LANGSTON
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was knocked down. Time estimated by radar.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:08:00 to 04-MAY-21 08:08:00 (CST-6)
Location: TUPELO
Magnitude: 52.00 EG
Reported by: Law Enforcement

Trees were knocked down across Highway 79 at CR 21 south of Skyline.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:10:00 to 04-MAY-21 08:10:00 (CST-6)
Location: SKYLINE
Magnitude: 52.00 EG
Reported by: Emergency Manager

Trees and power lines were knocked down at CR 107 at CR 241. Time estimated by radar.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:41:00 to 04-MAY-21 08:41:00 (CST-6)
Location: HIGDON
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Emergency Manager

A tree was knocked down on CR 318. Time estimated by radar.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:43:00 to 04-MAY-21 08:43:00 (CST-6)
Location: HIGDON
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A tree was uprooted damaging a fence and shed. Social media report through broadcast media. Time estimated by radar.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 08:44:00 to 04-MAY-21 08:44:00 (CST-6)
Location: FLAT ROCK
Magnitude: 43.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Social Media

A tree was knocked down in Flat Rock.

Thunderstorm Wind in JACKSON, ALABAMA
From 04-MAY-21 09:14:00 to 04-MAY-21 09:14:00 (CST-6)
Location: SWAIM
Magnitude: 52.00 EG
Reported by: Emergency Manager

Trees and power lines were knocked down blocking a roadway.

Thunderstorm Wind in MARSHALL, ALABAMA
From 04-MAY-21 07:50:00 to 04-MAY-21 07:50:00 (CST-6)
Location: ARAB
Magnitude: 43.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Up to eight trees were knocked down in the county from southwest to northeast.

Thunderstorm Wind in MARSHALL, ALABAMA
From 04-MAY-21 08:10:00 to 04-MAY-21 08:10:00 (CST-6)
Location: SWEARENGIN
Magnitude: 43.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Up to eight trees were knocked down in the county from southwest to northeast.

Tornado in JACKSON, ALABAMA
From 04-MAY-21 08:44:00 to 04-MAY-21 08:45:00 (CST-6)
Location: HIGDON
Tornado F-scale: EF0
Reported by: Emergency Manager

The Jackson County Emergency Management Agency surveyed a short tornado track in Higdon. The tornado touched down briefly west of County Road 320. A few trees were uprooted as the tornado moved east-southeast along County Road 320. A house on this road also sustained minor roof damage and a carport was destroyed. The tornado lifted just west of Highway 71.

Flash Flood in MARSHALL, ALABAMA
From 04-MAY-21 09:18:00 to 04-MAY-21 15:00:00 (CST-6)
Location: SARATOGA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Flash flooding on Columbus Street in Albertville. At least 6 inches of water over the roadway. Report relayed via social media.

Flash Flood in DEKALB, ALABAMA
From 04-MAY-21 09:22:00 to 04-MAY-21 15:00:00 (CST-6)
Location: RAINSVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Intersection of Highway 75 and Highway 35 in Rainsville has between 1 and 1.5 feet of water covering the roadway.

Flash Flood in MARSHALL, ALABAMA
From 04-MAY-21 09:50:00 to 05-MAY-21 16:00:00 (CST-6)
Location: BOAZ
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Portions of 6 city streets were under water, with around 3 feet of water over the roads at one point.