A slow-moving warm front lifted north into the Mid-South during the morning hours of March 17th with numerous showers and thunderstorms. Heavy rain produced some flash flooding and there were a couple of severe weather reports along with a couple of damaging lightning strikes. The front stalled across the area during the day with southern parts of the Mid-South, especially northeast Mississippi, becoming quite unstable during the afternoon hours. Additional storms developed during the late afternoon and evening as a cold front pushed into the region resulting in numerous severe storms, including a few tornadoes, across Northeast Mississippi along with flash flooding across the Memphis and Jonesboro areas.

Tornado in CHICKASAW, MISSISSIPPI
From 17-MAR-21 18:25:00 to 17-MAR-21 18:26:00 (CST-6)
Location: OKOLONA
Tornado F-scale: EF0
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado developed west of County Road 410 to the southwest of Okolona. The tornado damaged a barn and uprooted trees. After crossing County Road 410, the tornado uprooted additional trees and broke large limbs. The tornado dissipated in an open field east of County Road 410 and south of County Road 150. Peak winds were estimated at 75 mph.

Tornado in MONROE, MISSISSIPPI
From 17-MAR-21 18:39:00 to 17-MAR-21 18:41:00 (CST-6)
Location: BIGBEE
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado developed just southwest of Nettleton, where it damaged a few trees. The tornado path was quite intermittent,  with gaps between damage areas. The tornado then moved into Nettleton and crossed into Lee County. Peak estimated winds were around 65 mph.

Hail in MARSHALL, MISSISSIPPI
From 17-MAR-21 05:40:00 to 17-MAR-21 05:45:00 (CST-6)
Location: WARSAW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Quarter size hail fell at the Moore's Plantation subdivision.

Thunderstorm Wind in PANOLA, MISSISSIPPI
From 17-MAR-21 06:30:00 to 17-MAR-21 06:35:00 (CST-6)
Location: BATESVILLE
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Social Media

A tree fell on a house causing minor rood damage.

Flash Flood in TIPPAH, MISSISSIPPI
From 17-MAR-21 08:23:00 to 17-MAR-21 10:30:00 (CST-6)
Location: TIPLERSVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Highway 15 flooded more than 6 inches deep south of Walnut.

Flash Flood in ALCORN, MISSISSIPPI
From 17-MAR-21 09:30:00 to 17-MAR-21 11:30:00 (CST-6)
Location: CORINTH
Flood cause: Heavy Rain
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

Motorists stranded in floodwaters at Cass Street railroad underpass.

Flash Flood in TISHOMINGO, MISSISSIPPI
From 17-MAR-21 15:59:00 to 17-MAR-21 18:00:00 (CST-6)
Location: BELMONT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Valley Road and Old Highway 25 were flooded in Belmont.

Hail in CHICKASAW, MISSISSIPPI
From 17-MAR-21 16:06:00 to 17-MAR-21 16:11:00 (CST-6)
Location: OLD HOULKA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Penny size hail fell in the Davis Lake area.

Hail in PONTOTOC, MISSISSIPPI
From 17-MAR-21 16:10:00 to 17-MAR-21 16:15:00 (CST-6)
Location: PLYMOUTH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Quarter size hail fell in Black Zion.

Hail in PONTOTOC, MISSISSIPPI
From 17-MAR-21 16:10:00 to 17-MAR-21 16:15:00 (CST-6)
Location: CHESTERVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Quarter size hail fell in the Chesterville community.

Hail in PONTOTOC, MISSISSIPPI
From 17-MAR-21 16:23:00 to 17-MAR-21 16:28:00 (CST-6)
Location: ENDVILLE
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in PONTOTOC, MISSISSIPPI
From 17-MAR-21 16:25:00 to 17-MAR-21 16:30:00 (CST-6)
Location: SHERMAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Social Media

Quarter size hail fell near Old Highway 9.

Hail in LEE, MISSISSIPPI
From 17-MAR-21 16:25:00 to 17-MAR-21 16:35:00 (CST-6)
Location: BELDEN
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail up to the size of golf balls fell in the Belden area.

Thunderstorm Wind in CHICKASAW, MISSISSIPPI
From 17-MAR-21 18:30:00 to 17-MAR-21 18:35:00 (CST-6)
Location: EGYPT
Magnitude: 50.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Social Media

A large tree snapped at the trunk near the Eygpt community.

Thunderstorm Wind in MONROE, MISSISSIPPI
From 17-MAR-21 18:35:00 to 17-MAR-21 18:40:00 (CST-6)
Location: NEW WREN
Magnitude: 53.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Straight-line winds caused minor damage to a mobile home.

Thunderstorm Wind in LEE, MISSISSIPPI
From 17-MAR-21 18:45:00 to 17-MAR-21 18:50:00 (CST-6)
Location: UNION
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

A few trees were knocked down on County Road 1411 between Nettleton and Richmond.

Thunderstorm Wind in LEE, MISSISSIPPI
From 17-MAR-21 18:48:00 to 17-MAR-21 18:53:00 (CST-6)
Location: EUKABA
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were knocked down in Richmond.

Thunderstorm Wind in MONROE, MISSISSIPPI
From 17-MAR-21 18:48:00 to 17-MAR-21 18:53:00 (CST-6)
Location: AMORY
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Broadcast Media

Trees and power lines were knocked down in Amory.

Thunderstorm Wind in ITAWAMBA, MISSISSIPPI
From 17-MAR-21 18:55:00 to 17-MAR-21 19:00:00 (CST-6)
Location: FULTON
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Social Media

A few trees were knocked down in Fulton on South and North Cummings Streets.

Tornado in CHICKASAW, MISSISSIPPI
From 17-MAR-21 18:31:00 to 17-MAR-21 18:34:00 (CST-6)
Location: OKOLONA
Tornado F-scale: EF0
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado developed near the intersection of Highway 41 and County Road 413, where the tornado downed trees. The tornado���s path was intermittent, as no damage was observed on the north side of Highway 41. The tornado reached its peak intensity as it approached County Road 142. Several trees were uprooted, and an outbuilding was destroyed. The tornado uprooted additional trees on the north side of County Road 142. Peak winds were estimated at 80 mph.

Tornado in LEE, MISSISSIPPI
From 17-MAR-21 18:41:00 to 17-MAR-21 18:47:00 (CST-6)
Location: NETTLETON
Tornado F-scale: EF0
Property damage: 25.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

This weak tornado crossed from Monroe County and moved north-northeast.  The tornado path was quite intermittent, with gaps between damage areas. A few trees were uprooted on the northeast side of Nettleton. Additional tree damage was noted along County Road 1205. Near the end of its path, the tornado uprooted a tree that fell on a house and damaged the roof of a stable.