443
WGUS51 KPHI 202226
FFWPHI
NJC021-PAC017-091-101-210230-
/O.NEW.KPHI.FF.W.0124.260820T2226Z-260821T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
ISSUED BY NATIONAL WEATHER SERVICE NEW YORK NY
626 PM EDT THU AUG 20 2026
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MERCER COUNTY IN CENTRAL NEW JERSEY...
SOUTHEASTERN BUCKS COUNTY IN SOUTHEASTERN PENNSYLVANIA...
EAST CENTRAL MONTGOMERY COUNTY IN SOUTHEASTERN PENNSYLVANIA...
NORTHEASTERN PHILADELPHIA COUNTY IN SOUTHEASTERN PENNSYLVANIA...
* UNTIL 1030 PM EDT.
* AT 626 PM EDT, DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO 0.5 INCHES OF RAIN HAVE
FALLEN. THE EXPECTED RAINFALL RATE IS 1 TO 2 INCHES IN 1 HOUR.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 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...
PHILADELPHIA, TRENTON, BENSALEM, EWING, PRINCETON, BURLINGTON,
BRISTOL, HATBORO, PENNINGTON, BEVERLY, ROCKLEDGE AND NEW HOPE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND, DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
LAT...LON 4026 7510 4034 7503 4036 7495 4034 7494
4034 7492 4035 7486 4038 7487 4040 7474
4038 7472 4039 7466 4038 7462 4032 7462
4029 7456 4013 7475 4013 7482 4008 7486
4005 7496 4005 7503 4013 7517
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
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