The combination of a prolonged period of rain and melting snow caused poor drainage flooding throughout northwestern New Jersey as well as flooding of some of the rivers and streams. Storm totals were 2 to 3 inches and generally around 1 inch elsewhere in New Jersey. Rain began during the morning of the 4th and fell at its heaviest from Midnight EST through 6 a.m. EST on the 5th. The rain ended on the morning of the 5th.
Precipitation was caused by a low pressure system that moved from the Tennessee Valley on the morning of the 4th and crossed West Virginia early in the evening on the 4th. The low pressure system moved northeast and was located near Syracuse, New York at 7 a.m. EST on the 5th and along the New Hampshire and Vermont border early in the afternoon on the 5th. Precipitation ended as its cold front moved through the area during the morning of the 5th.

Flood in WARREN, NEW JERSEY
From 05-MAR-08 10:00:00 to 05-MAR-08 18:00:00 (EST-5)
Location: MARTINS CREEK STATION
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The runoff from the heavy rain and snow melt led to the flooding in Warren County. Hutchinson River Road in Harmony Township was closed. The Pequest River at Pequest (near Oxford) crested at 4.54 feet at 215 p.m. EST. The estimated flood stage is 4 feet. Storm totals included 2.80 inches in Columbia, 1.98 inches in Phillipsburg, 1.92 inches in Belvidere and 1.58 inches in Riegelsville.

Flood in SOMERSET, NEW JERSEY
From 05-MAR-08 09:23:00 to 05-MAR-08 14:50:00 (EST-5)
Location: SOUTH BRANCH
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Runoff from heavier rain and snow melt in Morris and Hunterdon Counties caused flooding along part of the North Branch of the Raritan River. The North Branch of the Raritan River at the village of South Branch was above its 7 foot flood stage from 923 a.m. EST through 250 p.m. EST on the 5th. It crested at 7.5 feet at 1145 a.m. EST. Precipitation event storm totals included 1.59 inches in Clinton (Hunterdon County), 1.02 inches in Far Hills (Somerset County) and 0.93 inches in Somerville (Somerset County).

Flood in SUSSEX, NEW JERSEY
From 05-MAR-08 12:08:00 to 06-MAR-08 00:22:00 (EST-5)
Location: FLATBROOKVILLE
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The runoff from the heavy rain and snow melt caused flooding along the Flat Brook. The Flat Brook at Flatbrookville was above its estimated 6 foot flood stage from 1208 p.m. EST on the 5th through 1222 a.m. EST on the 6th. It crested at 6.75 feet at 515 p.m. EST on the 5th. Storm total precipitation included 2.31 inches in Andover, 2.14 inches in Walkill and 1.85 inches in Sussex.

Flood in MORRIS, NEW JERSEY
From 05-MAR-08 18:45:00 to 06-MAR-08 12:45:00 (EST-5)
Location: BOONTON
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

The runoff from the snow melt and heavy rain caused flooding along parts of the Rockaway River later in the day on the 5th into the 6th. The Rockaway River below the Boonton Reservoir was above its 5 foot flood stage from 645 p.m. EST on the 5th through 1245 p.m. EST on the 6th. It crested at 5.23 feet at 11 p.m. EST on the 5th. Event precipitation totals included 2.00 inches in Berkshire Valley, 1.84 inches in West Wharton and 1.50 inches in Boonton.