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Full Notification

Borough of Hopatcong
Tuesday July 21st, 2026 :: 01:53 p.m. EDT

Alert

Severe Thunderstorm Warning until 02:45PM

SVRPHI The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for... Central Morris County in northern New Jersey... South central Sussex County in northwestern New Jersey... East central Warren County in northwestern New Jersey...

* Until 245 PM EDT.

* At 152 PM EDT, a severe thunderstorm was located over Budd Lake, or 12 miles south of Newton, moving east at 20 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Minor damage to vehicles is possible. Wind damage to roofs, siding, trees, and power lines is possible.

* Locations impacted include... Morristown, Dover, Hopatcong, Hackettstown, Wharton, Rockaway, Morris Plains, Mount Arlington, Mountain Lakes, Stanhope, Netcong, Victory Gardens, Allamuchy-Panther Valley, Succasunna, Succasunna-Kenvil, Parsippany, Lake Telemark, Green Pond, Budd Lake, and Beatyestown. This includes the following highways... Interstate 80 in New Jersey between mile markers 18 and 43. Interstate 287 in New Jersey between mile markers 38 and 41.

* AFFECTED AREAS: MORRIS, NJ ... SUSSEX, NJ ... WARREN, NJ

Instructions:

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. 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.

Address/Location
Borough of Hopatcong
111 River Styx Rd
Hopatcong, NJ 07843

Contact
Emergency: 9-1-1
Non-emergencies: 973-770-1200

TEXT-A-TIP -  Text TIP HOPATCONG followed by your message, to 888777

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Alert Details

Severity:
Severe - Significant threat to life or property
Urgency:
Immediate - Responsive action SHOULD be taken immediately
Certainty:
Observed - Determined to have occurred or to be ongoing
Category:
Meteorological (inc. flood)
Event:
Severe Thunderstorm Warning

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