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Heavy Rain and Flash Flooding in the West; Heat Expands in the Central U.S.

Monsoonal moisture will produce showers and thunderstorms with heavy rain over parts of the Southwest, Great Basin, and Central Rockies through Monday. Flash flooding is possible, especially in and around burn scars and in areas of steep terrain. Heat will persist across the Central U.S. early this week, spreading into the Ohio Valley and Mid-Atlantic later this week. Read More >

 

 DeQuincy Tornado - December 20, 2011

During the early morning hours of December 20, 2011, a cold front moved across Southeast Texas and Southwest Louisiana producing isolated showers and thunderstorms ahead of it. By 5:00 AM, the activity had consolidated into a line of showers with embedded thunderstorms across Southeast Texas. The line continued to push east into Southwest Louisiana and by 8:00 AM extended across the CWA from Vernon parish Southwest into Jefferson County, Texas. At 8:24 AM, NWS radar at Lake Charles indicated rotation with a thunderstorm across northern Calcasieu and southern Bearegard parishes.

 


 

 

Radar image of DeQuincy tornado - click for larger version

Reflectivity at 7:56 AM on the morning of the 20th.

 


 

 

Radar image of DeQuincy tornado - click for larger image

Reflectivity and Velocity images just prior to tornado touchdown

 


 

 

 A Tornado Warning was issued at 8:25 AM for Southern Bearegard and North Central Calcasieu parishes, including the city of DeQuincy. Shortly thereafter, WFO LCH received a report of weather related damage to DeQuincy Memorial Hospital via Facebook. Calls to the hospital confirmed the damage report and a storm surveyer was dispatched.  The results of that survey are outlined below.

 


 

 

Map of DeQuincy tornado - click for larger image

Damage Path of DeQuincy Tornado

 


 

 

NWS Storm Survey

Date: 12/20/2011

Time: 8:25 AM

Event: Tornado

Rating: EF 1 (86–110 MPH)

Location: ENE DeQuincy (Calcasieu)

Injuries: 0

Fatalities: 0

Damage path extended from one quarter mile Southwest of Bearegard Memorial Hospital to one half mile Northeast of the hospital. Damage included the roof blown off of West wing of Patient Care Center facility of DeQuincy Memorial Hospital, trees and powerlines downed as well as damage to three vehicles in the parking lot of the hospital.

 


 

 

Review by Calcasieu parish emergency managers estimated $750,000 worth of damage to DeQuincy Memorial Hospital and an additional $100,000 worth of damage to vehicles in the hospital parking lot.

 


 

 

DeQuincy tornado image - click for larger version

Tornado damage at Bearegard Memorial Hospital

Photo Courtesy of Kent Kuyper, NWS LCH

DeQuincy tornado image - click for larger version

 

Tornado damage at Bearegard Memorial Hospital

 

Photo Courtesy of Kent Kuyper, NWS LCH

 

 

 

 


 

 

The DeQuincy tornado was the 1,881st U.S. tornado reported in 2011, but the first confirmed during the month of December, 2011

No other reports were received during the event.

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