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NWS Mount Holly NJSV.W 0317August 20, 2026

Severe Thunderstorm Warning: New Castle, Burlington, Camden and 7 more, DE and NJ

The National Weather Service office in Mount Holly issued a severe thunderstorm warning for New Castle, Burlington, Camden and 7 more in Delaware, New Jersey, Pennsylvania, which was in force until 7:00 p.m. local time on August 20. It was the 317th severe thunderstorm warning the NWS office in Mount Holly issued in 2026. Delaware had 19 severe thunderstorm warnings in August 2026, against 10 in an average August of 2008-2025 (Delaware's severe thunderstorm warnings by year).

ExpiredWarning

Issued6:13 p.m. EDT, August 20, 2026
In force6:13 p.m. EDT, August 20, 2026
Expired7:00 p.m. EDT, August 20, 2026

In force for 47 minutes; it has expired. The agency may have replaced it with a new notice.

The notice

Issued by
National Weather Service, Mount Holly NJ
Area
New Castle, Burlington, Camden and 7 more
State
Delaware
Level
Warning
Issued
6:13 p.m. EDT, August 20, 2026
Expires
7:00 p.m. EDT, August 20, 2026
CAP severity, certainty, urgency
Severe, Observed, Immediate
VTEC event
KPHI SV.W 0317
Official source
National Weather Service: the notice at its source

Source: National Weather Service: the notice at its source. AreaZine rebuilds this page from the agency's record; the agency's page is the one to act on. A U.S. Government work, in the public domain.

The notice as issued

SVRPHI The National Weather Service in Mount Holly NJ has issued a * Severe Thunderstorm Warning for... Northeastern New Castle County in northern Delaware... Northern Salem County in southern New Jersey... Camden County in southern New Jersey... Southeastern Mercer County in central New Jersey... Gloucester County in southern New Jersey... Northwestern Burlington County in southern New Jersey... Southeastern Montgomery County in southeastern Pennsylvania... Southeastern Bucks County in southeastern Pennsylvania... Philadelphia County in southeastern Pennsylvania... Eastern Delaware County in southeastern Pennsylvania... * Until 700 PM EDT. * At 612 PM EDT, severe thunderstorms were located along a line extending from near Ambler to Paulsboro to near Woodstown, moving east at 30 mph. HAZARD...60 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect damage to trees and power lines. * Locations impacted include... Philadelphia, Trenton, Camden, Wilmington, Gloucester City, Cherry Hill, Bensalem, Evesham, Mount Laurel, Norristown, Chester, Willingboro, Deptford, Voorhees, and Medford.

What the agency told people to do

A Tornado Watch remains in effect until 1000 PM EDT for northern Delaware...southern New Jersey...and southeastern Pennsylvania. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 1000 PM EDT for northern Delaware...southern New Jersey...and southeastern Pennsylvania.

Source: National Weather Service: the notice at its source. The text is the agency's, unedited. A U.S. Government work, in the public domain.