

000 

WWUS20 KWNS 222025

SEL6

SPC WW 222025

CTZ000-MAZ000-NYZ000-PAZ000-VTZ000-LEZ000-230200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 596

NWS STORM PREDICTION CENTER NORMAN OK

225 PM EDT SUN JUN 22 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EXTREME NORTHWEST CONNECTICUT

       EXTREME WESTERN MASSACHUSETTS

       CENTRAL AND WESTERN NEW YORK

       MUCH OF PENNSYLVANIA

       SOUTHERN VERMONT

       LAKE ERIE



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 225 PM UNTIL

1000 PM EDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES NORTHWEST

OF PITTSBURGH PENNSYLVANIA TO 30 MILES SOUTHEAST OF GLENS FALLS

NEW YORK.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



OTHER WATCH INFORMATION...CONTINUE...WW 593...WW 594...WW 595...



DISCUSSION...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS WILL

DEVELOP DURING THE NEXT FEW HOURS ACROSS PA/NY ALONG SEVERAL

PRE-FRONTAL CONFLUENCE BANDS...AS WELL AS LAKE BREEZES OFF

ERIE/ONTARIO AND THE HIGHER TERRAIN.  THE LARGER SCALE ENVIRONMENT

WILL BECOME MORE FAVORABLE FOR SEVERE STORMS LATER THIS AFTERNOON

WITH CONTINUED DESTABILIZATION AND THE APPROACH OF A MID LEVEL

TROUGH FROM THE OH VALLEY.  DAMAGING WINDS AND LARGE HAIL WILL BE

THE PRIMARY SEVERE THREATS WITH MULTICELL CLUSTERS AND BOWING

SEGMENTS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 25025.





...THOMPSON



000 

WWUS20 KWNS 221824

SEL6

SPC WW 221824

CTZ000-MAZ000-NYZ000-PAZ000-VTZ000-LEZ000-230200-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 596

NWS STORM PREDICTION CENTER NORMAN OK

225 PM EDT SUN JUN 22 2008



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       EXTREME NORTHWEST CONNECTICUT

       EXTREME WESTERN MASSACHUSETTS

       CENTRAL AND WESTERN NEW YORK

       MUCH OF PENNSYLVANIA

       SOUTHERN VERMONT

       LAKE ERIE



EFFECTIVE THIS SUNDAY AFTERNOON AND EVENING FROM 225 PM UNTIL

1000 PM EDT.



HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70

MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.



THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 85

STATUTE MILES NORTH AND SOUTH OF A LINE FROM 25 MILES NORTHWEST

OF PITTSBURGH PENNSYLVANIA TO 30 MILES SOUTHEAST OF GLENS FALLS

NEW YORK.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).



REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE

FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH

AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR

THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS

AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY

DO PRODUCE TORNADOES.



OTHER WATCH INFORMATION...CONTINUE...WW 593...WW 594...WW 595...



DISCUSSION...WIDELY SCATTERED TO SCATTERED THUNDERSTORMS WILL

DEVELOP DURING THE NEXT FEW HOURS ACROSS PA/NY ALONG SEVERAL

PRE-FRONTAL CONFLUENCE BANDS...AS WELL AS LAKE BREEZES OFF

ERIE/ONTARIO AND THE HIGHER TERRAIN.  THE LARGER SCALE ENVIRONMENT

WILL BECOME MORE FAVORABLE FOR SEVERE STORMS LATER THIS AFTERNOON

WITH CONTINUED DESTABILIZATION AND THE APPROACH OF A MID LEVEL

TROUGH FROM THE OH VALLEY.  DAMAGING WINDS AND LARGE HAIL WILL BE

THE PRIMARY SEVERE THREATS WITH MULTICELL CLUSTERS AND BOWING

SEGMENTS.



AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT

TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60

KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM

MOTION VECTOR 25025.





...THOMPSON

