ZCZC SPCSWOMCD ALL
ACUS11 KWNS 250740 
SPC MCD 250740 
MEZ000-MAZ000-NHZ000-RIZ000-CTZ000-NYZ000-250915-

MESOSCALE DISCUSSION 0154
NWS STORM PREDICTION CENTER NORMAN OK
0140 AM CST THU FEB 25 2016

AREAS AFFECTED...SOUTHERN NEW ENGLAND AND EASTERN LONG ISLAND

CONCERNING...SEVERE THUNDERSTORM WATCH 31...32...

VALID 250740Z - 250915Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH
31...32...CONTINUES.

SUMMARY...DAMAGING WIND GUSTS ARE LIKELY AHEAD OF SQUALL LINE AS IT
PROGRESSES ACROSS SOUTHERN NEW ENGLAND AND EASTERN LONG ISLAND.

DISCUSSION...BROKEN SQUALL LINE IS PROGRESSING EWD AT ROUGHLY 30KT
ACROSS SRN NEW ENGLAND...EXTENDING SOUTH ACROSS ERN LONG ISLAND. 
STRONG STORMS EXTEND WELL SOUTH OF LONG ISLAND WITH INDIVIDUAL CELLS
RACING NNEWD AT SPEEDS APPROACHING 50KT.  WHILE CONVECTION IS LIKELY
ELEVATED IN NATURE...VERY STRONG FLOW JUST OFF THE SURFACE APPEARS
TO BE PARTLY RESPONSIBLE FOR DOWNWARD MOMENTUM AND ASSOCIATED
MEASURED SEVERE WIND GUSTS AT SEVERAL LOCATIONS ALONG/AHEAD OF THE
SQUALL LINE.  GIVEN THE CURRENT SPEED OF THIS ACTIVITY THE STRONGEST
PORTION OF THE LINE SHOULD MOVE OFF ALL BUT THE OUTER CAPE REGION OF
MA BY 0930Z.

AIR MASS IS RECOVERING RAPIDLY ACROSS SERN NH INTO EXTREME SRN
MAINE.  THERE IS SOME CONCERN LOCALLY SEVERE WIND GUSTS COULD
ACCOMPANY THE NRN PORTION OF THE SQUALL LINE BUT PRIMARY THREAT IS
EXPECTED TO REMAIN ACROSS MA AND POINTS SOUTH.

..DARROW.. 02/25/2016

...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT...

ATTN...WFO...GYX...BOX...OKX...

LAT...LON   40707276 43507156 42947044 40517122 40707276 

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