There are ongoing signal problems because of earlier flooding in Trenton that halted service at New Brunswick.
NJ Transit says Northeast Corridor trains are subject to delays up to 45 minutes.
North Jersey Coast Line trains can be up to 20 minutes late.
There's no rail service at Bound Brook because of flooding on the Raritan valley Line.
Rail service on the Port Jervis Line is suspended between Suffern and Harriman.
Service on the Montclair-Boonton Line is suspended between Little Falls and Mountain Lakes.
Passengers should check schedules.