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[STORMREPORTS] DAMAGE IN ALLEGHENY COUNTY PA WAS A MACROBURST

From: Jesse Ferrell (WeatherMatrix) (jesse{at}weathermatrix.net)
Date: Sat Jun 01 2002 - 15:27:55 EDT


PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
255 PM EDT SAT JUN 1 2002

...DAMAGE IN EASTERN ALLEGHENY COUNTY RULED TO BE MACROBURST...

THE NATIONAL WEATHER SERVICE ASSESSMENT TEAM HAS DETERMINED THAT THE
DAMAGE THAT OCCURRED FRIDAY NIGHT IN EASTERN ALLEGHENY COUNTY WAS
DUE TO A MACROBURST.

MAXIMUM WINDS WERE ESTIMATED TO BE 105 MPH. MAXIMUM WIDTH WAS AT
MUNHALL AND WAS 3 MILES WIDE. WIDTH DID VARY FROM 400 YARDS TO 3
MILES.

HIGHEST CONCENTRATED DAMAGE EXTENDED FROM WHITAKER TO KENNYWOOD IN
THE WEST MIFFLIN AREA.

SPORADIC DAMAGE CONTINUED TO EAST MCKEESPORT AND NORTH VERSAILLES
AND EVENTUALLY INTO WESTMORELAND COUNTY.

HIGHEST CONCENTRATED DAMAGE WAS IN A 4 TO 5 MILE PATH LENGTH THAT
WAS 2.5 TO 3 MILES WIDE.

A WEAK TORNADO CANNOT BE RULED OUT IN WEST MIFFLIN BUT THE MAJORITY
OF DAMAGE WAS CHARACTERISTIC OF A DOWNBURST.

THIS IS ONE OF THE WORST DOWNBURSTS IN WESTERN PENNYLVANIA SINCE
THE DOWNBURST THAT HIT MERCER IN 1996.

-- 
====================================================
Jesse Ferrell - Meteorologist & Internet Developer - WeatherMatrix
3500+ Weather Enthusiasts Can't Be Wrong! www.weathermatrix.net

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