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Severe Thunderstorm Warning

Status

New Event Active alert

Start Time

Tue 09/01/2026 06:52 PM EDT

End Time

Tue 09/01/2026 07:30 PM EDT

Significance

Warning

Storm Location

1 mi SW of Chatham, NJ

Storm Motion

Moving S at 28 mph

Impacts

High impact

Hail threatradar indicated
Max hail size1.00 in
Wind threatradar indicated
Max wind gust60 mph

Locations Affected

Woodbridge, NJ ∙ Whippany, NJ ∙ Strathmore, NJ ∙ Old Bridge, NJ ∙ New Monmouth, NJ ∙ Colonia, NJ ∙ Florham Park, NJ ∙ Laurence Harbor, NJ ∙ East Brunswick, NJ ∙ Union Beach, NJ

Full Alert Message

BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service Mount Holly NJ 652 PM EDT Tue Sep 1 2026 The National Weather Service in Mount Holly NJ has issued a * Severe Thunderstorm Warning for... Southeastern Morris County in northern New Jersey... East central Somerset County in northern New Jersey... Northeastern Monmouth County in central New Jersey... Northeastern Middlesex County in northern New Jersey... * Until 730 PM EDT. * At 651 PM EDT, a severe thunderstorm was located over Chatham, or over Summit, moving south at 30 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... New Brunswick, Perth Amboy, Morristown, Edison, Middletown, Old Bridge, East Brunswick, Sayreville, Carteret, Madison, Florham Park, East Hanover, Chatham, Matawan, Colonia, Brownville, Woodbridge, North Plainfield, South River, and Highland Park. This includes the following highways... New Jersey Turnpike between exits 10 and 13. Interstate 78 in New Jersey between mile markers 41 and 43. Interstate 287 in New Jersey between mile markers 0 and 4, and between mile markers 35 and 38. Garden State Parkway between mile markers 116 and 134. PRECAUTIONARY/PREPAREDNESS ACTIONS... For your protection move to an interior room on the lowest floor of a building. && LAT...LON 4040 7405 4035 7442 4060 7441 4062 7443 4060 7445 4081 7450 4085 7433 4074 7437 4067 7446 4066 7440 4062 7442 4060 7440 4060 7421 4056 7421 4050 7428 4047 7427 4044 7420 4046 7418 4044 7410 TIME...MOT...LOC 2251Z 346DEG 24KT 4074 7440 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH