Flash Flood Warning 13, NWS Philadelphia/Mount Holly

Issued

Jul 22, 2003, 8:00 PM EDT (00:00 UTC)

Expired

Jul 23, 2003, 12:00 AM EDT

In force

4 hr

Issued by

NWS Philadelphia/Mount Holly

Area

Whole counties

Counties Bucks County, PA, Montgomery County, PA, Northampton County, PA

The Philadelphia radar (KDIX), 90 km from the middle of the area, began a volume at 00:04 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

000 
WGUS51 KPHI 230002
FFWPHI
PAC017-091-095-230400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
800 PM EDT TUE JUL 22 2003

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA
  UPPER MONTGOMERY COUNTY IN SOUTHEAST PENNSYLVANIA
  UPPER BUCKS COUNTY IN SOUTHEAST PENNSYLVANIA

* UNTIL MIDNIGHT EDT.

* AT 755 PM EDT...WEATHER SERVICE RADAR INDICATED THAT SHOWERS AND 
THUNDERSTORMS WERE CONTINUING TO BUILD INTO THE REGION FROM THE 
SOUTHWEST.  HEAVY RAIN WILL FALL OVER THE SAME LOCATIONS THAT WERE 
AFFECTED ON MONDAY EVENING.  RAINFALL AMOUNTS OF AT LEAST ONE TO TWO 
INCHES WILL BE COMMON AGAIN THIS EVENING.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

FOR THE LATEST STORM INFORMATION...PLEASE TUNE TO NOAA WEATHER
RADIO...YOUR LOCAL RADIO OR TELEVISION STATION...OR YOUR CABLE
TELEVISION OUTLET.

$$

LAT...LON 4078 7516 4068 7521 4058 7519 4057 7511
          4038 7508 4030 7532 4018 7557 4040 7554
          4054 7536 4066 7543 4067 7551 4080 7551
          4086 7516
IOVINO

000 
WGUS71 KPHI 230255
FFSPHI
NJC019-027-035-041-PAC017-091-095-230500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1055 PM EDT TUE JUL 22 2003

...FLASH FLOOD WARNING DISCONTINUED FOR NORTHAMPTON COUNTY IN 
PENNSYLVANIA AND FOR WARREN COUNTY IN NEW JERSEY...

...FLASH FLOOD WARNING CONTINUES UNTIL MIDNIGHT FOR UPPER MONTGOMERY 
COUNTY AND UPPER BUCK COUNTY IN PENNSYLVANIA...

...FLASH FLOOD WARNING CONTINUES UNTIL 100 AM FOR HUNTERDON COUNTY 
IN NEW JERSEY...

...FLASH FLOOD WARNING CONTINUES UNTIL 200 AM FOR SOMERSET COUNTY 
AND FOR MORRIS COUNTY IN NEW JERSEY...

THE POTENTIAL FOR HEAVY RAIN, AT LEAST FOR THE OVERNIGHT, HAS 
DIMINISHED IN NORTHAMPTON COUNTY AND IN WARREN COUNTY.  AS A RESULT, 
THE FLASH WARNING HAS BEEN DISCONTINUED IN THOSE COUNTIES.  HOWEVER, 
A FLOOD WATCH REMAIN IN EFFECT FOR THE POTENTIAL FOR ADDITIONAL 
HEAVY RAIN DURING THE NEXT TWO DAYS.

THE FLASH FLOOD WARNINGS REMAIN IN EFFECT FOR THE UPPER PARTS OF 
MONTGOMERY COUNTY AND BUCKS COUNTY IN PENNSYLVANIA.  THE FLASH FLOOD 
WARNINGS ALSO REMAIN IN EFFECT FOR THE NEW JERSEY COUNTIES OF 
HUNTERDON, MORRIS AND SOMERSET.

WHERE THE WARNINGS REMAIN IN EFFECT THERE CONTINUES TO BE THE 
POTENTIAL FOR SOME HEAVY DOWNPOURS OVERNIGHT AS ADDITIONAL SHOWERS 
AND THUNDERSTORMS MOVE UP FROM THE SOUTH AND SOUTHWEST.  EXCESSIVE 
RUNOFF FROM THOSE STORMS MAY CAUSE FLASH FLOODING OF SMALL CREEKS 
AND STREAMS...HIGHWAYS AND UNDERPASSES.  ADDITIONALLY COUNTRY ROADS 
AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER LOW 
LYING AREAS ARE SUBJECT TO FLOODING.

$$

IOVINO

Flash Flood Warnings in Pennsylvania, 2003Every flash flood warning in 2003

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.