182
WGUS51 KPHI 170557
FFWPHI
PAC017-091-101-171000-
/O.NEW.KPHI.FF.W.0119.260817T0557Z-260817T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
157 AM EDT MON AUG 17 2026
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHERN BUCKS COUNTY IN SOUTHEASTERN PENNSYLVANIA...
CENTRAL MONTGOMERY COUNTY IN SOUTHEASTERN PENNSYLVANIA...
NORTHEASTERN PHILADELPHIA COUNTY IN SOUTHEASTERN PENNSYLVANIA...
* UNTIL 600 AM EDT.
* AT 157 AM EDT, DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
WARNED AREA. BETWEEN 0.5 AND 1.5 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 HEAVY RAIN.
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, NORRISTOWN, LANSDALE, WEST NORRITON, EAST NORRITON,
DOYLESTOWN, HATBORO, SOUDERTON, AMBLER, COLLEGEVILLE, JENKINTOWN
AND CHALFONT.
THIS INCLUDES THE FOLLOWING HIGHWAYS...
NORTHEAST EXTENSION BETWEEN MILE MARKERS 21 AND 35.
PENNSYLVANIA TURNPIKE BETWEEN MILE MARKERS 334 AND 352.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST
FLOOD DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
LAT...LON 4023 7482 4016 7484 4007 7514 4008 7518
4021 7556 4022 7559 4035 7532
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
GUZZO
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