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Ended official alertUpdated

Flash Flood Warning for Delaware, PA; Montgomery, PA; Philadelphia, PA

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

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Northeastern Delaware County in southeastern Pennsylvania... Southeastern Montgomery County in southeastern Pennsylvania... Philadelphia County in southeastern Pennsylvania... * Until 800 PM EDT. * At 358 PM EDT, Doppler...

What the bulletin says to do

Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads.

Full official description

Bulletin details

FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Northeastern Delaware County in southeastern Pennsylvania... Southeastern Montgomery County in southeastern Pennsylvania... Philadelphia County in southeastern Pennsylvania... * Until 800 PM EDT. * At 358 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. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. 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... Philadelphia, Camden, Yeadon, Conshohocken, Hatboro, Ambler, Jenkintown, Narberth, East Lansdowne, Rockledge, Abington and Bryn Athyn. This includes the following highways... Interstate 476 in Pennsylvania between mile markers 14 and 19. Interstate 76 in Pennsylvania between mile markers 330 and 351. Interstate 95 in Pennsylvania between mile markers 16 and 33. Interstate 676 in Pennsylvania between mile markers 0 and 1. Pennsylvania Turnpike between mile markers 333 and 346.

Lifecycle record

Official revisions

1 captured
  1. Alert

    Flash Flood Warning issued July 27 at 3:58PM EDT until July 27 at 8:00PM 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