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Severe Thunderstorm Watch Remains Valid for Portions of Four States

June 15, 2026 · wweather1 editorial · 2 min read

A Severe Thunderstorm Watch, issued by the NWS Mount Holly NJ, remains valid until 1:00 AM EDT on Monday, June 15. The watch encompasses areas in Delaware, Maryland, New Jersey, and Pennsylvania.

A Severe Thunderstorm Watch, identified as Watch 337, was issued by the National Weather Service (NWS) Mount Holly NJ. The watch was issued on June 14 at 11:05 PM EDT and remains valid until 1:00 AM EDT on June 15.

The watch encompasses portions of four states. In Delaware, three counties are affected: Kent, New Castle, and Sussex. Maryland has four counties under the watch: Caroline, Kent, Queen Anne's, and Talbot.

New Jersey has thirteen counties included in the watch: Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester, Hunterdon, Mercer, Morris, Salem, Somerset, Sussex, and Warren. In Pennsylvania, five counties are affected: Bucks, Chester, Delaware, Montgomery, and Philadelphia.

The Severe Thunderstorm Watch also includes various cities such as Atlantic City, Camden, Cherry Hill, Dover, Easton, Flemington, Georgetown, Glassboro, Hammonton, Media, Millville, Morristown, Mount Holly, Newton, Norristown, Ocean City, Philadelphia, Somerset, Trenton, and Wilmington.

Why it is dangerous and what to do

⚠️ Safety
• Monitor local weather reports for updates.
• Secure outdoor objects that could be blown away by strong winds.
• Seek shelter indoors if severe weather approaches.
• Be aware of potential power outages.
📊 The numbers, from wweather1 data
Atlantic City: now +26°, Clear.
Three-day forecast: 15 June: +26°/+19° · 16 June: +23°/+15° · 17 June: +21°/+17°
The figures are computed automatically from the Open-Meteo/ERA5 archive — no eyeball estimates.

🌍 Weather in nearby cities

📰 Data source: NWS. Forecast and analysis — wweather1, based on Open-Meteo / met.no data.

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