Flood Warning until 08:00PM Sunday 
The National Weather Service in Mount Holly has extended the
* Flood Warning for... Somerset County in northern New Jersey...
* Until 800 PM EDT.
* At 556 PM EDT, gauge reports indicated flooding continuing in Somerset County, with the North Branch Raritan River in minor flood at South Branch and the Millstone River in major flood at Griggstown and minor flood at Blackwells Mills. Several road closures remain. Never drive across flooded roadways!
* For Millstone River at Blackwells Mills: At 5:15pm the stage was 9.51 feet. Flood Stage is 9 feet. ... For Millstone River at Griggstown: At 5:45pm the stage was 15.59 feet. Flood Stage is 10 feet. ... For North Branch Raritan River at South Branch: At 5:00pm the stage was 8.08 feet. Flood Stage is 8 feet. ... For Millstone River at Millstone: At 5:30pm the stage was 8.87 feet. Flood Stage is 10 feet. This includes the following highways... Interstate 78 in New Jersey between mile markers 27 and 42. Interstate 287 in New Jersey between mile markers 11 and 30.
* AFFECTED AREAS: SOMERSET, NJ
Instructions:
Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Motorists should not attempt to drive around barricades or drive cars through flooded areas.
Address/Location
Somerset County Public Safety
20 Grove St
Somerville, NJ 08876
Contact
Emergency: 9-1-1
Non-emergencies: 908-231-7140