Severe Weather, Tornadoes & Flooding - April 19-20, 2011

April 19-20, 2011
Tornado South of Groveport, OH

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PUBLIC INFORMATION STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE WILMINGTON OH
1201 PM EDT WED APR 21 2011

...CORRECTION FOR PATH WIDTH UNITS...

...TORNADO CONFIRMED 4 MILES SOUTH OF GROVEPORT IN FRANKLIN
COUNTY OHIO...

LOCATION...4 MILES SOUTH OF GROVEPORT IN FRANKLIN COUNTY OHIO
DATE...APRIL 20 2011
ESTIMATED TIME...225 AM EDT
MAXIMUM EF-SCALE RATING...EF1
ESTIMATED MAXIMUM WIND SPEED...109 MPH
MAXIMUM PATH WIDTH...100 YARDS
PATH LENGTH...2.6 MILES
BEGINNING LAT/LON...39.8072N/82.9183W
ENDING LAT/LON...39.8066N/82.8705W
* FATALITIES...0
* INJURIES...0

* THE INFORMATION IN THIS STATEMENT IS PRELIMINARY AND SUBJECT TO
CHANGE PENDING FINAL REVIEW OF THE EVENT(S) AND PUBLICATION IN NWS
STORM DATA.

...SUMMARY...
THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS CONFIRMED A
TORNADO 4 MILES SOUTH OF GROVEPORT IN FRANKLIN COUNTY OHIO ON
APRIL 20 2011.

DAMAGE WAS FIRST OBSERVED AT THE WESTERN END OF LONDON-LANCASTER
ROAD JUST EAST OF RICKENBACKER AFB. ABOUT 3/4 OF THE ROOF WAS
REMOVED FROM A SINGLE FAMILY RESIDENCE IN THAT AREA. DAMAGE WAS
NEXT OBSERVED FARTHER EAST ON PONTIUS ROAD JUST NORTH OF LONDON-
LANCASTER ROAD. ONE POWER POLE WAS SNAPPED AT THE BASE... AND
SEVERAL OTHERS BENT OVER TOWARD THE EAST. A LARGE STORAGE SHED
CONSTRUCTED OF WOOD FRAME WITH METAL SHEETING WAS DESTROYED EXCEPT
FOR ONE WALL LEFT PARTIALLY STANDING. THE DEBRIS WAS STREWN EAST
FOR ALMOST 200 YARDS... AND REMAINDED CONFINED TO A PATH NO WIDER
THAN 100 YARDS. TOWARD THE END OF THE PATH... ROOF DAMAGE WAS
OBSERVED ON A RICHARDSON ROAD RESIDENCE JUST NORTH OF LANCASTER
ROAD.

A NUMBER OF TREES WERE ALSO UPROOTED AND BROKEN IN THIS PATH. THIS
TORNADO WAS EMBEDDED IN A WIDER STRAIGHT LINE WIND FIELD THAT
ALSO CAUSED TREE DAMAGE OUTSIDE OF THE TORNADO PATH.

THIS INFORMATION CAN ALSO BE FOUND ON OUR WEBSITE AT
WEATHER.GOV/ILN.

FOR REFERENCE...THE ENHANCED FUJITA SCALE CLASSIFIES TORNADOES INTO
THE FOLLOWING CATEGORIES:

EF0...WIND SPEEDS 65 TO 85 MPH.
EF1...WIND SPEEDS 86 TO 110 MPH.
EF2...WIND SPEEDS 111 TO 135 MPH.
EF3...WIND SPEEDS 136 TO 165 MPH.
EF4...WIND SPEEDS 166 TO 200 MPH.
EF5...WIND SPEEDS GREATER THAN 200 MPH.

$$
SHOBE2