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Active official alertUpdated

Flash Flood Warning for Mercer, NJ; Somerset, NJ; Bucks, PA

Official alert fields

What you need to know

Applies to
Mercer, Somerset, Bucks
Effective
Ends or expires
Official severity
Severe
Official urgency
Immediate
Official certainty
Likely

What is happening

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Mercer County in central New Jersey... Southwestern Somerset County in northern New Jersey... Southeastern Bucks County in southeastern Pennsylvania... * Until 515 PM EDT. * At 117 PM EDT, Doppler radar indicated...

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

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Mercer County in central New Jersey... Southwestern Somerset County in northern New Jersey... Southeastern Bucks County in southeastern Pennsylvania... * Until 515 PM EDT. * At 117 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts up to 0.5 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Trenton, Ewing, Princeton, Bristol, Pennington, Yardley, Newtown, Hopewell, Tullytown and Langhorne.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Flash Flood Warning issued August 27 at 1:17PM EDT until August 27 at 5:15PM 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
Alert
Last collected
Methodology and corrections