Severe Weather Warnings Issued for Northeast Corridor States
The latest in this situation
- A nor'easter is currently impacting the coastlines of both Delaware and New Jersey.
- A weather system impacted both Pennsylvania and New Jersey on September 25, 2026.
- Flight delays at Newark and ground stops near JFK caused FAA leader Bryan Bedford to skip a summit.
- A shared regional air traffic control center failed at Newark Liberty International Airport due to a fiber optic cut.
- FAA issued urgent ground stops at Newark Liberty International Airport, causing diversions to Chicago and Cleveland.
How it started
What happened
The Storm Prediction Center issued a level 3/5 risk for strong to severe thunderstorms across Maryland and into Delaware, New Jersey, and Pennsylvania. Alerts were issued for Delaware, New Jersey, Maryland, and Pennsylvania. Threats included damaging winds in excess of 60 mph, hail, and the potential for flash flooding due to rainfall rates of one to three inches per hour.
Why it matters
The severe weather carries risks of widespread power outages and wind damage across the region. Flash flood warnings were issued in parts of Delaware, Maryland, and New Jersey. These conditions could disrupt infrastructure and affect local commerce in the affected states.
Who's involved
- DelawareState affected by severe weather alerts and flash flood warnings
- New JerseyState affected by severe weather alerts and risk of damaging winds
- MarylandState included in the severe thunderstorm risk area
- PennsylvaniaState included in the severe thunderstorm risk area
- National Weather ServiceU.S. forecasting agency that issued the severe thunderstorm watch
Who could feel it
Possible knock-on effectsThese are possibilities Brind reasoned out, not predictions, and not advice. Most are not stated in any report.
- MarylandSpeculative
Businesses in Maryland could face increased operational costs due to potential widespread power outages and infrastructure damage.
- DelawareSpeculative
Coastal tourism and property values in Delaware might see reduced demand due to severe weather and flooding risks.
- New JerseySpeculative
Local industries in New Jersey could experience supply chain delays due to severe weather and road closures.
How it developed
Newest first. Tap a step to see who reported it.- The National Weather Service issued flood warnings on June 3, 2024, regarding severe weather and flooding risks across the Delaware, New Jersey, and Pennsylvania corridor.Sub-event
- Federal aid was approved for infrastructure and individual assistance in Delaware.Sub-event
- Outage concentration is occurring in affected states including Pennsylvania, New Jersey, and Michigan, potentially impacting agricultural output and food prices.Sub-event
- A joint effort has created the Del-Jersey-Land Reef project involving Maryland, Delaware, and New Jersey.Sub-event
Severe thunderstorm watch issued for DE, NJ, and PA on August 1, 2026.1 source
- Severe thunderstorms caused ground stops and operational disruptions at major airports in the Northeast, affecting areas including New York City, New Jersey, and Maryland.Sub-event
Severe weather alerts issued for DE, NJ, MD, and PA.1 source
Keep exploring
The entities involved
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Delaware
state of the United States of America
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New Jersey
state of the United States of America
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Maryland
state of the United States of America
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Pennsylvania
state of the United States of America