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Mesoscale Discussion 1271
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   MESOSCALE DISCUSSION 1271
   NWS STORM PREDICTION CENTER NORMAN OK
   0846 PM CDT THU JUL 03 2014

   AREAS AFFECTED...LONG ISLAND...CT...MA...NH...AND WRN ME

   CONCERNING...SEVERE THUNDERSTORM WATCH 391...

   VALID 040146Z - 040215Z

   THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 391
   CONTINUES.

   SUMMARY...SEVERE WEATHER THREAT CONTINUES TO SPREAD EWD ACROSS THE
   REMAINING PORTION OF WW 391...WITH COUNTIES IN MAINLY MA...NH...AND
   WRN ME POTENTIALLY NEEDING TO REMAIN IN THIS WATCH BEYOND 02Z. 
   LOCAL TEMPORAL EXTENSION FOR THIS WATCH IS POSSIBLE.

   DISCUSSION...MOSAIC RADAR IMAGERY SHOWED A QUASI-LINEAR BAND OF
   STRONG-SEVERE TSTMS EXTENDING FROM FAR WRN ME THROUGH ERN
   NH...CENTRAL MA...CENTRAL CT TO LONG ISLAND.  OBJECTIVE ANALYSES
   INDICATED A GENERAL DIMINISHING TREND IN AVAILABLE INSTABILITY. 
   HOWEVER...FORWARD PROPAGATING BOWING LINES ARE LIKELY BEING
   MAINTAINED BY COLD POOLS AND COMPENSATING FOR THE DIURNAL REDUCTION
   IN INSTABILITY.  THUS...LOCALLY STRONG WIND GUSTS WILL REMAIN
   POSSIBLE BEYOND 02Z...MAINLY ACROSS PARTS OF MA...ERN NH AND WRN ME
   SUCH THAT A LOCAL WFO EXTENSION OF WW 891 IS POSSIBLE.

   ..PETERS.. 07/04/2014


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

   LAT...LON   40477377 41457281 41947235 42347216 42527201 42987195
               43407151 43627134 44217161 44637135 45047110 45357108
               45757052 46626997 46576978 45116944 44476942 43727004
               42987062 42527067 41977139 41537193 40257324 40247368
               40477377 

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Page last modified: July 04, 2014
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