

425 

WWUS20 KWNS 222016

SEL4

SPC WW 222016

NJZ000-NYZ000-PAZ000-230400-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 464

NWS Storm Prediction Center Norman OK

420 PM EDT Tue Aug 22 2017



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Western New Jersey

  Southeast New York

  Central and eastern Pennsylvania



* Effective this Tuesday afternoon from 420 PM until Midnight

  EDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph possible



SUMMARY...Multiple thunderstorm lines should move east from western

New York and Pennsylvania through this evening. Scattered damaging

winds are the primary hazard.



The severe thunderstorm watch area is approximately along and 70

statute miles east and west of a line from 35 miles east of

Hagerstown MD to 40 miles north of Poughkeepsie NY. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU4).



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.



&&



OTHER WATCH INFORMATION...CONTINUE...WW 461...WW 462...WW 463...



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

1 inch. Extreme turbulence and surface wind gusts to 60 knots. A few

cumulonimbi with maximum tops to 450. Mean storm motion vector

26030.



...Grams

