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421 

WWUS20 KWNS 231724

SEL4

SPC WW 231724

CTZ000-MAZ000-NJZ000-NYZ000-PAZ000-VTZ000-CWZ000-240300-



URGENT - IMMEDIATE BROADCAST REQUESTED

SEVERE THUNDERSTORM WATCH NUMBER 504

NWS STORM PREDICTION CENTER NORMAN OK

125 PM EDT MON JUL 23 2012



THE NWS STORM PREDICTION CENTER HAS ISSUED A

SEVERE THUNDERSTORM WATCH FOR PORTIONS OF



       WESTERN CONNECTICUT

       WESTERN MASSACHUSETTS

       NORTHERN NEW JERSEY

       CENTRAL AND EASTERN NEW YORK

       NORTHEAST PENNSYLVANIA

       VERMONT

       COASTAL WATERS



EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 125 PM UNTIL

1100 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 95

STATUTE MILES EAST AND WEST OF A LINE FROM 45 MILES NORTH

NORTHWEST OF BURLINGTON VERMONT TO 45 MILES SOUTH OF WILKESBARRE

PENNSYLVANIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU4).



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.



DISCUSSION...SCATTERED THUNDERSTORMS ARE INCREASING ACROSS PARTS OF

CENTRAL NY AD NORTHERN NJ.  THIS REGION IS CHARACTERIZED BY A MOIST

AND MODERATELY UNSTABLE AIR MASS.  COOL TEMPERATURES ALOFT AND STEEP

LAPSE RATES WILL PROMOTE A RISK OF LOCALLY DAMAGING WINDS AND HAIL

THROUGH THE AFTERNOON IN THE STRONGEST STORMS.  AN MCS OVER ONTARIO

WILL ALSO TRACK INTO PARTS OF NY/VT LATER THIS AFTERNOON AND EVENING

WITH A CONTINUED RISK OF SEVERE WEATHER.



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 28030.





...HART

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