Town of Mamaroneck Emergency Alerts & Community Notifications
Severe Thunderstorm Warning issued August 27 at 11:09AM EDT until August 27 at 12:00PM EDT by NWS Upton NY
Headline
Severe Thunderstorm Warning issued August 27 at 11:09AM EDT until August 27 at 12:00PM EDT by NWS Upton NY
Description
SVROKX
The National Weather Service in Upton NY has issued a
* Severe Thunderstorm Warning for...
Central Fairfield County in southern Connecticut...
Westchester County in southeastern New York...
Eastern Putnam County in southeastern New York...
Rockland County in southeastern New York...
* Until noon EDT.
* At 1109 AM EDT, a severe thunderstorm was located over Ossining,
moving northeast at 30 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to trees and power lines.
* This severe thunderstorm will be near...
Mount Kisco around 1120 AM EDT.
Yorktown Heights around 1125 AM EDT.
Bedford around 1130 AM EDT.
Ridgefield around 1145 AM EDT.
Instructions
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.
Additional Details
| Type | Alert |
| Phenomena | Severe Thunderstorm |
| Severity | Warning |
| Event Code | SVR |
| Area | Fairfield, CT; Putnam, NY; Rockland, NY; Westchester, NY |
| Sent | Thursday, August 27, 2026 11:09 AM EDT |
| Expires | Thursday, August 27, 2026 12:00 PM EDT |
| Sender | NWS Upton NY |
| Id | urn:oid:2.49.0.1.840.0.7932707436f5fe0c1bbbd79dfb63a2e9129424bc.001.1 |