A developing surface low moved into the Mid Mississippi Valley while the associated cold front moved toward the Mid South on the afternoon of May 25, 2011.  A moist and very unstable airmass was in place across the Mid-South and showers and thunderstorms started to develop in advance of the front during the late afternoon hours across Eastern Arkansas and the Missouri Bootheel. Many storms were severe with large hail, damaging winds and even a couple of tornadoes. The showers and thunderstorms began to merge into a line as they approached the Mississippi River during the early evening hours.

Tornado in CRITTENDEN, ARKANSAS
From 25-MAY-11 17:48:00 to 25-MAY-11 17:51:00 (CST-6)
Location: WIMEF
Tornado F-scale: EF1
Property damage: 500.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A tornado touched down in West Memphis and a large storage building received major roof damage with numerous contents removed and a few walls crippled. A mobile home received extensive damage and a tree fell on one residence. A few other tree limbs were snapped and a power pole was knocked down just east of the intersection of Highway 70 and Club Road. The estimated peak wind was 90 mph.

Hail in LAWRENCE, ARKANSAS
From 25-MAY-11 14:59:00 to 25-MAY-11 15:04:00 (CST-6)
Location: RAVENDEN
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in RANDOLPH, ARKANSAS
From 25-MAY-11 15:10:00 to 25-MAY-11 15:15:00 (CST-6)
Location: ELEVENPOINT
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LAWRENCE, ARKANSAS
From 25-MAY-11 15:14:00 to 25-MAY-11 15:19:00 (CST-6)
Location: LYNN
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Tornado in ST. FRANCIS, ARKANSAS
From 25-MAY-11 17:18:00 to 25-MAY-11 17:19:00 (CST-6)
Location: GREASY CORNER
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A weak tornado touched down in open country. No damage was found.

Hail in LAWRENCE, ARKANSAS
From 25-MAY-11 15:23:00 to 25-MAY-11 15:28:00 (CST-6)
Location: LYNN
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in LAWRENCE, ARKANSAS
From 25-MAY-11 15:46:00 to 25-MAY-11 15:51:00 (CST-6)
Location: WALNUT RIDGE
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Law Enforcement

Straight line winds knocked down power lines in Walnut Ridge.

Hail in CRAIGHEAD, ARKANSAS
From 25-MAY-11 16:05:00 to 25-MAY-11 16:10:00 (CST-6)
Location: BONO
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in POINSETT, ARKANSAS
From 25-MAY-11 16:21:00 to 25-MAY-11 16:26:00 (CST-6)
Location: FISHER
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GREENE, ARKANSAS
From 25-MAY-11 16:30:00 to 25-MAY-11 16:35:00 (CST-6)
Location: MARMADUKE
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in POINSETT, ARKANSAS
From 25-MAY-11 16:37:00 to 25-MAY-11 16:42:00 (CST-6)
Location: HARRISBURG
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in POINSETT, ARKANSAS
From 25-MAY-11 16:49:00 to 25-MAY-11 16:54:00 (CST-6)
Location: TRUMANN
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. FRANCIS, ARKANSAS
From 25-MAY-11 17:01:00 to 25-MAY-11 17:06:00 (CST-6)
Location: FORREST CITY
Magnitude: 1.00 
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm Wind in CROSS, ARKANSAS
From 25-MAY-11 16:12:00 to 25-MAY-11 16:17:00 (CST-6)
Location: HICKORY RIDGE
Magnitude: 56.00 EG
Crop damage: 0.00K
Reported by: NWS Storm Survey

Straight line winds resulted in minor tree damage in Hickory Ridge.

Thunderstorm Wind in CRITTENDEN, ARKANSAS
From 25-MAY-11 17:35:00 to 25-MAY-11 17:45:00 (CST-6)
Location: EDMONDSON
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Emergency Manager

Straight line winds knocked down multiple power lines across Crittenden County.

Hail in ST. FRANCIS, ARKANSAS
From 25-MAY-11 17:17:00 to 25-MAY-11 17:22:00 (CST-6)
Location: LUCERNCE
Magnitude: 1.75 
Crop damage: 0.00K
Reported by: Amateur Radio

Thunderstorm Wind in CLAY, ARKANSAS
From 25-MAY-11 16:32:00 to 25-MAY-11 16:37:00 (CST-6)
Location: PIGGOTT
Magnitude: 50.00 EG
Crop damage: 0.00K
Reported by: Trained Spotter

Straight line winds knocked down trees and power lines in Piggot.