WWUS20 KWNS 042218 SEL7 SPC WW 042218 CTZ000-MAZ000-NHZ000-NYZ000-PAZ000-VTZ000-050600- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 77 NWS Storm Prediction Center Norman OK 620 PM EDT Fri May 4 2018 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northwestern Connecticut Western Massachusetts Southwestern New Hampshire Eastern New York Northeastern Pennsylvania Southern Vermont * Effective this Friday night and Saturday morning from 620 PM until 200 AM EDT. * Primary threats include... Scattered damaging winds likely with isolated significant gusts to 75 mph possible A tornado or two possible SUMMARY...A belt of showers and thunderstorms, with a history of both severe and damaging wind gusts across the lower Great Lakes region, will maintain some wind-damage threat eastward over the watch area, before encountering more-stable air and weakening. The severe thunderstorm watch area is approximately along and 80 statute miles east and west of a line from 30 miles south of Williamsport PA to 30 miles north of Keene NH. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU7). 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 75...WW 76... AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE and ALOFT TO 1 INCH. EXTREME TURBULENCE and SURFACE WIND GUSTS TO 65 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450. MEAN STORM MOTION VECTOR 24050. ...Edwards