000
NOUS41 KOKX 191951
PNSOKX
NYZ072-200800-

PUBLIC INFORMATION STATEMENT
NATIONAL WEATHER SERVICE NEW YORK NY
351 PM EDT WED AUG 19 2009

...SEVERE THUNDERSTORM DAMAGE IN CENTRAL PARK CLASSIFIED AS
STRAIGHT LINE WIND DAMAGE...

THIS CLASSIFICATION IS BASED ON AN ASSESSMENT OF INFORMATION FROM
NEW YORK CITY EMERGENCY MANAGEMENT...DOPPLER RADAR SIGNATURES...
LOCAL WEATHER OBSERVATIONS...AND PHOTOS OF THE DAMAGE ACROSS
CENTRAL PARK.

A BOUNDARY GENERATED FROM RAIN-COOLED AIR ASSOCIATED WITH
THUNDERSTORMS ACROSS CENTRAL NEW JERSEY WORKED NORTHEAST INTO A
HIGHLY UNSTABLE AIRMASS ACROSS THE NEW YORK METROPOLITAN AREA
TUESDAY EVENING. AS A RESULT...SCATTERED STRONG TO SEVERE
THUNDERSTORMS DEVELOPED ACROSS THE METROPOLITAN AREA.

THE THUNDERSTORM THAT PRODUCED THE DAMAGING WINDS ACROSS CENTRAL
PARK DEVELOPED IN THE VICINITY OF NEWARK AROUND 93O PM...SHORTLY
THEREAFTER BECOMING SEVERE AND TRACKING NORTHEAST ACROSS
MANHATTAN. THE TIME OF THE DAMAGE ACROSS CENTRAL PARK IS ESTIMATED
TO HAVE OCCURRED AROUND 1005 PM...WITH OVER A HUNDRED TREES
REPORTED DOWN.

IN ADDITION...THERE WERE REPORTS OF LARGE HAIL AND STRAIGHT LINE WIND
DAMAGE ACROSS THE BRONX...QUEENS AND NASSAU COUNTIES.

$$