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178 

WWUS20 KWNS 132003

SEL5

SPC WW 132003

NYZ000-PAZ000-LEZ000-LOZ000-140300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 175

NWS Storm Prediction Center Norman OK

405 PM EDT Wed Jun 13 2018



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Wstern and central New York

  Far northern Pennsylvania

  Lake Erie

  Lake Ontario



* Effective this Wednesday afternoon and evening from 405 PM

  until 1100 PM EDT.



* Primary threats include...

  Scattered damaging wind gusts to 65 mph possible

  Isolated large hail events to 1.5 inches in diameter possible

  A tornado or two possible



SUMMARY...Broken lines of strong to severe storms are expected to

persist and develop east from southern Ontario across most of New

York and perhaps northern Pennsylvania through this evening.

Isolated to scattered occurrences of damaging wind and severe hail

are anticipated as the storms move east.



The severe thunderstorm watch area is approximately along and 105

statute miles east and west of a line from 40 miles southwest of

Elmira NY to 60 miles north northeast of Watertown NY. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU5).



PRECAUTIONARY/PREPAREDNESS ACTIONS...



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.



&&



AVIATION...A few severe thunderstorms with hail surface and aloft to

1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A

few cumulonimbi with maximum tops to 500. Mean storm motion vector

27035.



...Grams

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