Public Information Statement
Issued by NWS New Orleans/Baton Rouge, LA

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LAZ034>037-039-040-046>050-056>072-MSZ068>071-077-080>082-301545-

PUBLIC INFORMATION STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE NEW ORLEANS/BATON ROUGE LA
1032 AM CDT WED APR 29 2015

...NWS DAMAGE SURVEYS FOR 04/27/15 TORNADO EVENT...

/UPDATED TO COMBINE JEFFERSON PARISH TORNADO WITH 4 TORNADOES SURVEYED TODAY./

.JEFFERSON PARISH...ASSUMPTION PARISH...LAFOURCHE PARISH...AND SAINT
CHARLES PARISH

.TORNADO #1 KENNER IN JEFFERSON PARISH...

RATING:                 EF-1
ESTIMATED PEAK WIND:    90 MPH
PATH LENGTH /STATUTE/:  0.5 MILES
PATH WIDTH /MAXIMUM/:   50 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             APRIL 27 2015
START TIME:             10:23 AM CDT
START LOCATION:         2.7 NW KENNER
START LAT/LON:          30.0254/-90.2789

END DATE:               APRIL 27 2015
END TIME:               10:23 AM CDT
END LOCATION:           2.2 NW KENNER
END_LAT/LON:            30.0233/-90.2697

SURVEY_SUMMARY: TORNADO TOUCHED DOWN AT THE LEVEE OF DUNCAN
CANAL NORTH OF W ESPLANADE AVE. BENT TWO WOODEN POWER POLES
NEAR THE APARTMENT COMPLEX. TRACKED TO THE EAST-SOUTHEAST WITH
MAINLY LIGHT TREE DAMAGE AND ONE AREA OF LIGHT ROOF DAMAGE ON
GRANDLAKE BLVD. THEN CROSSED CANAL NO. 17 AND LIFTED THE ROOF
OFF OF THE BACK PORCH OF A HOUSE ON TULANE DR. ON THE OPPOSITE
SIDE OF TULANE DR ANOTHER HOUSE HAD A SMALL PORTION OF ITS ROOF
RIPPED OFF. CONTINUED TO THE EAST-SOUTHEAST AND CROSSED W
LOUISIANA STATE DR AND BENT OVER ONE WOODEN POWER POLE AND SNAPPED
A SECOND. TORNADO THEN UPROOTED A HARD WOOD TREE IN FRONT OF A
HOUSE ON W LOYOLA. MOST SIGNIFICANT DAMAGE THEN OCCURRED AT THE
CORNER OF LOYOLA AND W ESPLANADE. MULTIPLE WOODEN POWER POLES AND
A FEW TREES WERE SNAPPED. TORNADO THEN QUICKLY LIFTED AS IT
CROSSED W ESPLANADE. IN ADDITION TO THE TORNADO SPORADIC LIGHT
TREE DAMAGE OCCURRED SOUTH OF THE TRACK AND A LARGE PORTION OF
THE FACADE OF A HOTEL ON THE CORNER OF LOYOLA AND I 10 SERVICE
ROAD...ALL DUE TO STRAIGHT LINE WINDS.

EF0...WEAK......65 TO 85 MPH
EF1...WEAK......86 TO 110 MPH
EF2...STRONG....111 TO 135 MPH
EF3...STRONG....136 TO 165 MPH
EF4...VIOLENT...166 TO 200 MPH
EF5...VIOLENT...>200 MPH


.TORNADO #2 PIERRE PART IN ASSUMPTION PARISH

RATING:                 EF-1
ESTIMATED PEAK WIND:    100 MPH
PATH LENGTH /STATUTE/:  0.65 MILES
PATH WIDTH /MAXIMUM/:   150 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             APRIL 27 2015
START TIME:             9:15 AM CDT
START LOCATION:         2.5 N PIERRE PART, LA
START LAT/LON:          30.0037/-91.1981

END DATE:               APRIL 27 2015
END TIME:               9:17 AM CDT
END LOCATION:           2.4 N PIERRE PART, LACORRECTED
END_LAT/LON:            29.9998/-91.1884

SURVEY_SUMMARY:  TORNADO TOUCHED DOWN ALONG GRAVEL DRIVEWAY
NEAR DERRICK STREET NORTH OF PIERRE PART SNAPPING OFF LARGE
BRANCHES ALONG THE DRIVEWAY PRODUCING EF-0 DAMAGE. PATH WIDTH
WAS APPROXIMATELY 50 YARDS WIDE AT THIS POINT. THE TORNADO
THEN MOVED EAST-SOUTHEAST AND CROSSED DERRICK STREET DAMAGING
SEVERAL HOMES AND SNAPPING HARDWOOD TREES. A CARPORT WAS
DESTROYED ON ONE RESIDENCE AND A PORCH COLLAPSED ON ANOTHER HOME.
A THIRD HOME HAD MOST OF THE TIN ROOFING TORN OFF THE BACK OF THE
HOUSE.  THE TORNADO STRENGTH WAS RATED AS EF-1 WITH A PATH WIDTH
OF 150 YARDS.  THE TORNADO CONTINUED MOVING EAST-SOUTHEAST AND
THEN CROSSED LOUISIANA HIGHWAY 70 AND PARALLELED LEE DRIVE CAUSING
SPORADIC TREE DAMAGE ALONG AND CAUSING MINOR DAMAGE TO HOMES.  THE
TORNADO WAS RATED AN EF-0 AND THE PATH WIDTH WAS 150 YARDS AT THIS
POINT.  THE TORNADO THEN INTENSIFIED AS IT REACHED THE INTERSECTION
OF LEE DRIVE AND EAST DRIVE REGAINING EF-1 STATUS.  A HOME HAD THE
CHIMNEY COLLAPSE AND ANOTHER HOME HAD A LARGE PORTION OF THE TIN
ROOF REMOVED WITH THE WOODEN BEAMS EXPOSED.  SEVERAL LARGE TREES
WERE ALSO SNAPPED AT THE BASE.  THE WIDTH WAS STILL 150 YARDS AS IT
CROSSED AVOCA ISLAND CUTOFF CANAL...BUT THE TORNADO WEAKENED BACK TO
EF-0 STRENGTH AS IT CROSSED GRAND COUPE LANE.  AN METAL WAREHOUSE
BUILDING HAD DOORS BLOWN INWARD AT THIS LOCATION.  THE TORNADO
THEN MOVED INTO THE WOODS NEAR THE END OF NOE STREET WHERE LARGE
BRANCHES WERE SNAPPED OFF.  THE TORNADO REMAINED 150 YARDS WIDE
AT THIS POINT.  NO ACCESS WAS AVAILABLE BEYOND THIS POINT...AND IT
IS UNKNOWN IF THE TORNADO REMAINED ON THE GROUND BEYOND THE END OF
NOE STREET.

.TORNADO #3 NAPOLEONVILLE IN ASSUMPTION PARISH...

RATING:                 EF-0
ESTIMATED PEAK WIND:    85 MPH
PATH LENGTH /STATUTE/:  0.80 MILES
PATH WIDTH /MAXIMUM/:   75 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             APRIL 27 2015
START TIME:             9:28 AM CDT
START LOCATION:         2 NNW OF NAPOLEONVILLE, LA
START LAT/LON:          29.9639/-91.0371 /CORRECTED/

END DATE:               APRIL 27 2015
END TIME:               9:30 AM CDT
END LOCATION:           1.5 N OF NAPOLEONVILLE, LA
END_LAT/LON:            29.9541/-91.0296

SURVEY_SUMMARY: THE TORNADO TOUCHED DOWN IN AN AREA OF SOFTWOOD
PINE TREES WEST OF BAYOUSIDE STREET.  TREES HAD LARGE BRANCHES
SNAPPED AND EF-0 DAMAGE WAS NOTED.  THE PATH WIDTH WAS ONLY
25 YARDS AT THIS POINT.  THE TORNADO THEN MOVED TO THE SOUTHEAST
AND CROSSED LOUISIANA HIGHWAY 402 CAUSING ADDITIONAL EF-0 DAMAGE.
SEVERAL TREES HAD LARGE BRANCHES SNAPPED OFF AND A FEW TREES
WERE UPROOTED.  NO VISIBLE DAMAGE TO ANY STRUCTURES WAS NOTED.  THE
PATH WIDTH IN THIS AREA WAS APPROXIMATELY 75 YARDS WIDE.  THE
TORNADO CROSSED LOUISIANA HIGHWAY ONE AND BAYOU LAFOURCHE JUST SOUTH
OF HOSPITAL ROAD CAUSING ADDITIONAL TREE DAMAGE.  THE TORNADO THEN
CROSSED LOUISIANA HIGHWAY 308 SOUTH OF DODGE ROAD WHERE ADDITIONAL
TREE DAMAGE IN THE FORM OF LARGE BRANCHES REMOVED FROM HARDWOOD
TREES WAS NOTED.  ALL OF THIS DAMAGE WAS RATED EF-0 AND THE PATH
WIDTH NARROWED TO 25 YARDS. NO ADDITIONAL DAMAGE WAS NOTED BEYOND
THIS POINT.

.TORNADO #4 CHACKBAY IN LAFOURCHE PARISH...

RATING:                 EF-1
ESTIMATED PEAK WIND:    90 MPH
PATH LENGTH /STATUTE/:  0.50 MILES
PATH WIDTH /MAXIMUM/:   75 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             APRIL 27 2015
START TIME:             9:43 AM CDT
START LOCATION:         2.5 MILES SSW CHACKBAY, LA
START LAT/LON:          29.8572/-90.8043

END DATE:               APRIL 27 2015
END TIME:               9:44 AM CDT
END LOCATION:           2.5 MILES SSW CHACKBAY, LA
END_LAT/LON:            29.8516/-90.7990

SURVEY_SUMMARY: TREE DAMAGE WAS NOTED ACROSS A FIELD WEST OF
LOUISIANA HIGHWAY 20 AND DUE TO LACK OF ROAD ACCESS THIS WAS
DETERMINED TO BE THE START POINT OF THE TORNADO. SEVERAL LARGE
TREES WERE UPROOTED ALONG THE TREE LINE.  DAMAGE WAS NOTED
AS EF-1 IN THIS LOCATION.  THE TORNADO THEN MOVED EAST-SOUTHEAST
ACROSS THE FIELD AND CROSSED LOUISIANA HIGHWAY 20 AT THE INTERSECTION
WITH APPLETREE DRIVE.  EF-1 TORNADO DAMAGE WAS NOTED HERE AND
THE TORNADO WAS APPROXIMATELY 75 YARDS WIDE AT THIS POINT.
A SMALL PROFESSIONAL BUILDING HAD LARGE PORTIONS OF SIDING
RIPPED OFF AND SHINGLES MISSING FROM THE ROOF.  TREES WERE
UPROOTED IN VARYING DIRECTIONS IN FRONT OF HOME...AND SEVERAL
POWER POLES WERE SNAPPED AT THE BASE IN THIS LOCATION.  THE
TORNADO THEN MOVED EAST-SOUTHEAST DOWN APPLETREE LANE AND REMOVED
A LARGE PORTION OF THE SHINGLES FROM SEVERAL HOMES.  SEVERAL TREES
WERE ALSO UPROOTED AND SNAPPED IN THIS AREA.  HIGH END EF-0
AND LOW END EF-1 DAMAGE WAS NOTED ALONG APPLETREE DRIVE.  AT
THE END OF APPLETREE DRIVE...A DETACHED GARAGE COLLAPSED. THE
TORNADO THEN CONTINUED INTO THE WOODS WHERE A PATH WAS NOTED FOR
SEVERAL MORE YARDS WITH TREES UPROOTED AND SNAPPED.  THE TORNADO
REMAINED 75 YARDS WIDE AND MAINTAINED EF-1 STRENGTH AS IT MOVED
INTO THE WOODS.  IT IS UNKNOWN IF THE TORNADO CONTINUED FURTHER
INTO THE WOODS DUE TO A LACK OF ACCESS.

.TORNADO #5 BAYOU GAUCHE IN SAINT CHARLES PARISH...

RATING:                 EF-0
ESTIMATED PEAK WIND:    75 MPH
PATH LENGTH /STATUTE/:  0.80 MILES
PATH WIDTH /MAXIMUM/:   50 YARDS
FATALITIES:             0
INJURIES:               0

START DATE:             APRIL 27 2015
START TIME:             10:08 AM CDT
START LOCATION:         BAYOU GAUCHE, LACORRECTED
START LAT/LON:          29.8094/-90.4313

END DATE:               APRIL 27 2015
END TIME:               10:09 AM CDT
END LOCATION:           BAYOU GAUCHE, LA
END_LAT/LON:            29.8060/-90.4185

SURVEY_SUMMARY...SMALL TREES WERE UPROOTED IN A FIELD WEST OF LOUISIANA
HIGHWAY 306 PRODUCING EF-0 DAMAGE.  PATH WIDTH WAS 25 YARDS WIDE AT THIS
POINT.  THE TORNADO QUICKLY MOVED TO THE EAST-SOUTHEAST AND CROSSED
LOUISIANA HIGHWAY 306 BETWEEN MARK AND MATTHEW STREET WHERE ADDITIONAL
LARGE TREE BRANCHES WERE SNAPPED FROM NUMEROUS TREES.  MINOR DAMAGE TO
ROOF COVERINGS WAS NOTED ALONG MARK AND MATTHEW STREETS.  POWER POLES
WERE ALSO LEANING SOUTH OF MATTHEW STREET.  THE DAMAGE PATH WAS 50 YARDS
WIDE AT THIS POINT AND EF-0 DAMAGE WAS NOTED.  THE TORNADO CONTINUED
MOVING EAST-SOUTHEAST AND MOVED ACROSS SHAMROCK DRIVE AT EDNA STREET.  A
HOME HAD SIDING REMOVED AND SOME SHINGLES REMOVED. TREES WERE ALSO
DAMAGED ALONG EDNA STREET.  THE TORNADO WAS 50 YARDS WIDE AND PRODUCED
EF-0 DAMAGE ALONG EDNA AND SHAMROCK STREETS.  THERE WAS ADDITIONAL TREE
DAMAGE OBSERVED BEYOND THE LEVEE BEHIND SHAMROCK STREET...BUT DUE TO LACK
OF ACCESS THIS IS WHERE THE END POINT OF THE TORNADO IS NOTED.

.ADDITIONAL INFORMATION...

TWO OTHER AREAS OF UPROOTED AND SNAPPED TREES...DOWNED POWER POLES...AND
MINOR DAMAGE TO A FEW HOMES WERE NOTED IN NAPOLEONVILLE AND IN CHACKBAY
ALONG CHOCTAW ROAD.  IN BOTH AREAS...THE DAMAGE HAD A UNIFORM DIRECTION
OUT OF THE NORTHWEST WITH NO ROTATION NOTED IN THE DEBRIS. STRAIGHT LINE
WINDS OF 70 TO 80 MPH IMPACTED THESE AREAS.

EF SCALE: THE ENHANCED FUJITA SCALE CLASSIFIES
TORNADOES INTO THE FOLLOWING CATEGORIES.

EF0...WEAK......65 TO 85 MPH
EF1...WEAK......86 TO 110 MPH
EF2...STRONG....111 TO 135 MPH
EF3...STRONG....136 TO 165 MPH
EF4...VIOLENT...166 TO 200 MPH
EF5...VIOLENT...>200 MPH

NOTE:
THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT AND PUBLICATION IN
NWS STORM DATA.

$$



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