New York Severe Thunderstorm Warning | Effective 05/20/2026 16:19

Headline: 
Severe Thunderstorm Warning issued May 20 at 7:19PM EDT until May 20 at 7:30PM EDT by NWS Upton NY
Event: 
Severe Thunderstorm Warning
Urgency: 
Immediate
Effective: 
May 20, 2026 - 4:19pm
Expires: 
May 20, 2026 - 4:30pm
Description: 
At 719 PM EDT, a severe thunderstorm was located over Freeport, moving east at 30 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. This severe storm will be near... Massapequa and Wantagh around 725 PM EDT.
Instruction: 
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: 
Kings, NY; Nassau, NY; Queens, NY
Forcast Office: 
NWS Upton NY