

000 

WWUS20 KWNS 161632

SEL7

SPC WW 161632

CTZ000-MAZ000-NHZ000-NYZ000-RIZ000-162200-



URGENT - IMMEDIATE BROADCAST REQUESTED

TORNADO WATCH NUMBER 277

NWS STORM PREDICTION CENTER NORMAN OK

1230 PM EDT WED MAY 16 2007



THE NWS STORM PREDICTION CENTER HAS ISSUED A

TORNADO WATCH FOR PORTIONS OF



       CONNECTICUT

       WESTERN AND CENTRAL MASSACHUSETTS

       FAR SOUTHERN NEW HAMPSHIRE

       FAR SOUTHERN NEW YORK

       NORTHERN RHODE ISLAND



EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 1230 PM UNTIL

600 PM EDT.



TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND

GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE

AREAS.



THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 45 STATUTE

MILES NORTH AND SOUTH OF A LINE FROM 30 MILES WEST OF

POUGHKEEPSIE NEW YORK TO 20 MILES EAST NORTHEAST OF WORCESTER

MASSACHUSETTS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE

ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU7).



REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR

TORNADOES AND 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.



DISCUSSION...SEVERE THREAT IS INCREASING WITHIN THIS SMALL AREA

EARLY THIS AFTERNOON...WHERE STRONG HEATING AND MODEST INSTABILITY

IS ALREADY OCCURRING.  IF STORMS CAN REMAIN DISCRETE...SHEAR VALUES

ARE MORE THAN ADEQUATE FOR SUPERCELLS AND POSSIBLY

TORNADOES...ESPECIALLY INTO MA/NRN CT.  IN ADDITION...DAMAGING WINDS

AND ISOLATED LARGE HAIL SHOULD ACCOMPANY THE STRONGER STORMS.



AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL

SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE

WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO

500. MEAN STORM MOTION VECTOR 26035.





...EVANS

