Laplace, LA Damaging Winds - April 4, 2011

Estimated Maximum Wind:
90 mph
Damage Area:
1 mile wide swath of damage
Approximate Time:
700 PM


A National Weather Service Damage Assessment Team has surveyed the storm damage in Laplace, LA. It has been determined the damage was the result of strong straight line winds that formed along the leading edge of a squall line. Damage estimates were consistent with winds of 90 mph.

The greated concentration of damage was along Airline Highway near River Parishes Hospital where a broad 1 mile swath of wind damage occurred. Several power poles were either snapped or pushed over by these strong winds. Strong winds damaged trees and some structures.

Laplace, LA straight line wind damage of April 4, 2011
Surveyed damage in Laplace, LA  Download in KML  Disclaimer

KLIX reflectivity for Laplace, LA straight line winds of 4/4/2011
KLIX WSR-88D Reflectivity for Laplace, LA straight line winds 0700 PM CDT 4/4/2011

KLIX Base Velocity product for Laplace, LA straight line winds - 04/4/2011
KLIX WSR-88D Base Velocity at maximum intensity around 0700 CDT 4/4/2011



Roof damage to a building.

Trees uprooted damaging a home

Trees uprooted onto home

Barn damaged

Barn damaged

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