New York Severe Severe Thunderstorm Warning | Effective 06/30/2026 11:20

Headline: 
Severe Thunderstorm Warning issued June 30 at 2:20PM EDT until June 30 at 3:00PM EDT by NWS Buffalo NY
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
June 30, 2026 - 11:20am
Expires: 
June 30, 2026 - 12:00pm
Description: 
At 220 PM EDT, a severe thunderstorm was located near Boonville, moving southeast at 55 mph. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Sandy Island Beach State Park, Lowville, Pulaski, Redfield, Selkirk Shores State Park, Highmarket, Whetstone Gulf State Park, Mexico Point State Park, Richland, and Denmark. This includes Interstate 81 between exits 33 and 39.
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