Severe Storm Outlook Narrative (AC)
Issued by NWS

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000
ACUS11 KWNS 041821
SWOMCD
SPC MCD 041821
MEZ000-MAZ000-NHZ000-VTZ000-CTZ000-NYZ000-041945-

MESOSCALE DISCUSSION 1607
NWS STORM PREDICTION CENTER NORMAN OK
0121 PM CDT TUE AUG 04 2015

AREAS AFFECTED...FAR EASTERN NY AND MUCH OF NEW ENGLAND

CONCERNING...SEVERE THUNDERSTORM WATCH 469...

VALID 041821Z - 041945Z

THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 469
CONTINUES.

SUMMARY...SCATTERED STRONG/SEVERE THUNDERSTORMS WILL REMAIN CAPABLE
OF SEVERE HAIL/DAMAGING WINDS AND POSSIBLY A TORNADO AS THEY
CONTINUE TO SPREAD EASTWARD ACROSS NEW ENGLAND THIS AFTERNOON.

DISCUSSION...AS A MID/UPPER-LEVEL SPEED MAX CONTINUES TO SPREAD INTO
THE REGION...A NUMBER OF STRONG/SEVERE THUNDERSTORMS CONTINUE TO
DEVELOP/SPREAD EAST-NORTHEASTWARD AHEAD OF A COLD FRONT THIS
AFTERNOON MAINLY ACROSS PORTIONS OF FAR EAST-CENTRAL NY AND MA/NH
INTO WESTERN/NORTHERN MAINE. THIS INCLUDES A COUPLE OF
SUPERCELLS...MOST NOTABLY ONE NORTH OF THE WORCESTER MA AREA AS OF
18Z/2PM EDT. SPECIAL 18Z/19Z OBSERVED SOUNDINGS FROM GRAY
MAINE/ALBANY NY SAMPLED AN ENVIRONMENT CHARACTERIZED BY STRONG
VERTICAL SHEAR /AROUND 50 KT EFFECTIVE/ AND MODERATE
BUOYANCY...PARTICULARLY ACROSS SOUTHERN/EASTERN NEW ENGLAND. SEVERE
HAIL/DAMAGING WINDS WILL REMAIN COMMON CONCERNS WITH THE STRONGEST
STORMS...AND A SUPERCELL TORNADO RISK MAY ALSO EXIST...PARTICULARLY
ACROSS EASTERN MA AND OTHER NEAR-COASTAL NEW ENGLAND AREAS WHERE
SOME BACKING OF NEAR-SURFACE WINDS IS NOTED WITHIN A MOIST
ENVIRONMENT.

..GUYER.. 08/04/2015

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

ATTN...WFO...CAR...GYX...BOX...BTV...ALY...

LAT...LON   46326975 46856907 46366773 44366841 43127049 42057124
            41937399 43747349 44747116 46326975




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