862
WGUS51 KPHI 202140
FFWPHI
NJC005-007-015-PAC017-045-091-101-210145-
/O.NEW.KPHI.FF.W.0001.260520T2140Z-260521T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
540 PM EDT WED MAY 20 2026
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN BURLINGTON COUNTY IN SOUTHERN NEW JERSEY...
NORTHWESTERN CAMDEN COUNTY IN SOUTHERN NEW JERSEY...
NORTH CENTRAL GLOUCESTER COUNTY IN SOUTHERN NEW JERSEY...
SOUTHEASTERN BUCKS COUNTY IN SOUTHEASTERN PENNSYLVANIA...
DELAWARE COUNTY IN SOUTHEASTERN PENNSYLVANIA...
SOUTHEASTERN MONTGOMERY COUNTY IN SOUTHEASTERN PENNSYLVANIA...
PHILADELPHIA COUNTY IN SOUTHEASTERN PENNSYLVANIA...
* UNTIL 945 PM EDT.
* AT 540 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 0.5 TO 1.5 INCHES ARE POSSIBLE IN
THE WARNED AREA. FLASH FLOODING IS ONGOING OR EXPECTED TO BEGIN
SHORTLY.
HAZARD...FLASH FLOODING CAUSED BY THUNDERSTORMS.
SOURCE...RADAR.
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, GLOUCESTER CITY, BENSALEM, CHESTER,
BELLMAWR, YEADON, BURLINGTON, BRISTOL, RIVERSIDE, CONSHOHOCKEN AND
PALMYRA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST
FLOOD DEATHS OCCUR IN VEHICLES.
LAT...LON 4018 7503 4013 7480 4000 7497 3998 7498
3996 7504 3987 7509 3985 7527 3984 7543
3993 7552 3997 7546 3998 7545 3999 7544
3999 7545 4000 7544 4012 7524
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
HOEFLICH
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