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Ended official alertUpdated

Flash Flood Warning for Mercer, NJ; Middlesex, NJ; Morris, NJ +1 more

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

At 625 PM EDT, the public reported thunderstorms producing heavy rain across the warned area with roads flooded in New Brunswick. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding...

What the bulletin says to do

Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles.

Full official description

Bulletin details

At 625 PM EDT, the public reported thunderstorms producing heavy rain across the warned area with roads flooded in New Brunswick. Between 1 and 2 inches of rain have fallen. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is already occurring. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Public reported. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other drainage and low lying areas. Some locations that may experience flash flooding include... New Brunswick, Morristown, Somerville, Somerset, Edison, East Brunswick, South Brunswick, North Brunswick, Madison, Middlesex, Princeton and Florham Park. This includes the following highways... New Jersey Turnpike between exits 8A and 11. Interstate 287 in New Jersey between mile markers 0 and 17...and between mile markers 27 and 47. Interstate 78 in New Jersey between mile markers 34 and 42. Interstate 80 in New Jersey between mile markers 40 and 48. Garden State Parkway between mile markers 130 and 134.

Lifecycle record

Official revisions

2 captured
  1. Update

    Flash Flood Warning issued August 7 at 6:25PM EDT until August 7 at 8:45PM EDT by NWS Mount Holly NJ

    Official revision
  2. Alert

    Flash Flood Warning issued August 7 at 5:42PM EDT until August 7 at 8:45PM EDT by NWS Mount Holly NJ

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Mount Holly NJ. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections