WWUS20 KWNS 150022 SEL9 SPC WW 150022 MEZ000-NHZ000-NYZ000-VTZ000-150800- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 489 NWS Storm Prediction Center Norman OK 825 PM EDT Tue Jul 14 2026 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest Maine Central and Northern New Hampshire Northern New York Northern Vermont * Effective this Tuesday night and Wednesday morning from 825 PM until 400 AM EDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Scattered large hail and isolated very large hail events to 2 inches in diameter possible A tornado or two possible SUMMARY...Thunderstorms are forecast to develop and intensify this evening across the Watch and also move into the Watch area from the west. A couple of supercells are possible with large hail and severe gusts accompanying these storms. A tornado is also possible. Later tonight, additional storms will probably evolve into a small thunderstorm cluster with large hail and severe gusts the main hazards with this activity. The severe thunderstorm watch area is approximately along and 55 statute miles north and south of a line from 25 miles west northwest of Massena NY to 40 miles east of Mount Washington NH. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU9). 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 488... AVIATION...A few severe thunderstorms with hail surface and aloft to 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 400. Mean storm motion vector 30040. ...Smith