New York Severe Severe Thunderstorm Warning | Effective 06/30/2026 09:35

Headline: 
Severe Thunderstorm Warning issued June 30 at 12:35PM EDT until June 30 at 2:00PM EDT by NWS Buffalo NY
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 30, 2026 - 9:35am
Expires: 
June 30, 2026 - 11:00am
Description: 
SVRBUF The National Weather Service in Buffalo has issued a * Severe Thunderstorm Warning for... Jefferson County in central New York... Lewis County in central New York... Northeastern Oswego County in central New York... * Until 200 PM EDT. * At 1234 PM EDT, a severe thunderstorm was located 31 miles northwest of Cedar Point State Park, or 45 miles west of Hammond Village, moving southeast at 55 mph. HAZARD...70 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect considerable tree damage. Wind damage is also likely to mobile homes, roofs, and outbuildings. * Locations impacted include... Watertown, Fort Drum, Stony Point, Carthage, Lowville, West Carthage, Clayton, Adams, Dexter, and Redfield. This includes Interstate 81 between exits 37 and 52.
Instruction: 
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
Area Description: 
Jefferson, NY; Lewis, NY; Oswego, NY
Forcast Office: 
NWS Buffalo NY