Mercer County, New Jersey — A tornado warning is in effect for Mercer and Monmouth counties in New Jersey through 4:30 PM Eastern time.

What is happening: At 4:13 PM, a severe thunderstorm capable of producing a tornado was located over Crosswicks, about nine miles southeast of Trenton, moving northeast at 15 miles per hour. Radar showed rotation in the storm. The warning covers Allentown and Imlaystown, and Interstate 195 in New Jersey between mile markers 8 and 14.

Local impacts: The storm can bring a tornado and hail up to half-dollar size. Flying debris would be dangerous to anyone caught without shelter. Mobile homes could be damaged or destroyed, and damage to roofs, windows, and vehicles is possible. Tree damage is likely.

What to do:

Take cover now. Move to a basement or an interior room on the lowest floor of a sturdy building.

Stay away from windows.

If you are outdoors, in a mobile home, or in a vehicle, move to the closest substantial shelter and protect yourself from flying debris.

If you see water rising around you, get to higher ground immediately.

Turn around, do not drown.

Source: National Weather Service Mount Holly, November 12, 2026.