Alert archive / Pennsylvania / Flash Flood Warnings in 2015

Flash Flood Warning 42, NWS Philadelphia/Mount Holly

July 26, 2015Carbon County, Monroe County, Pennsylvania; Sussex County, Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Jul 26, 2015, 10:02 PM EDT for Carbon County, Monroe County, Pennsylvania; Sussex County, Warren County, New Jersey. It was in force for 7 hr. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 26, 2015, 10:02 PM EDT (02:02 UTC)
Expired
Jul 27, 2015, 5:19 AM EDT
In force
7 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Flood severity
None

Counties Sussex County, NJ, Warren County, NJ, Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 141 km from the middle of the area, began a volume at 02:04 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.

What was reported inside it

TimeReportWhereRemark
Jul 26, 10:28 PM EDTHEAVY RAIN 2.76Christmans, PAFELL IN 45 MINUTES
Jul 26, 10:35 PM EDTFLASH FLOODPenn Forest Reservoir, PAPOOR DRAINAGE FLOODING REPORTED. DOPPLER RADAR STORM TOTAL ESTIMATES REACHED 5 INCHES IN THE TOWNSHIP.
Jul 27, 4:18 AM EDTHEAVY RAIN 3.21Polk Twp, PA
Jul 27, 4:26 AM EDTHEAVY RAIN 3.36Albrightsville, PA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 2.0 hours before the alert went out and 199 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2015-07-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 35 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2015-07-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
35 J/kg
Mixed-layer CIN
-175 J/kg
Mixed-layer LCL
1409 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

062 
WGUS51 KPHI 270202
FFWPHI
NJC037-041-PAC025-089-270600-
/O.NEW.KPHI.FF.W.0042.150727T0202Z-150727T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1002 PM EDT SUN JUL 26 2015

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN WARREN COUNTY IN NORTHWESTERN NEW JERSEY...
  WEST CENTRAL SUSSEX COUNTY IN NORTHWESTERN NEW JERSEY...
  EASTERN CARBON COUNTY IN NORTHEASTERN PENNSYLVANIA...
  MONROE COUNTY IN NORTHEASTERN PENNSYLVANIA...

* UNTIL 200 AM EDT
    
* AT 1002 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  MOUNT POCONO...EAST STROUDSBURG...PALMERTON...WIND GAP...
  BRANCHVILLE...CHRISTMANS...TANNERSVILLE...REEDERS...MOUNTAINHOME...
  POCONO PINES...BELTZVILLE STATE PARK...ECHO LAKE...
  FLATBROOKVILLE...DELAWARE WATER GAP...MECKESVILLE...CANADENSIS...
  ANALOMINK...JONAS...GILBERT AND LAKE HARMONY.

ADDITIONAL RAINFALL AMOUNTS OF TWO TO THREE INCHES ARE POSSIBLE IN 
THE WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4116 7490 4123 7486 4116 7473
      4095 7511 4096 7513 4093 7522 4086 7529
      4078 7562 4100 7576 4101 7573 4106 7577

$$

JRK
4 follow-up statements
894 
WGUS71 KPHI 270342
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1142 PM EDT SUN JUL 26 2015

NJC037-041-PAC025-089-270600-
/O.CON.KPHI.FF.W.0042.000000T0000Z-150727T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WARREN NJ-SUSSEX NJ-CARBON PA-MONROE PA-
1142 PM EDT SUN JUL 26 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM EDT FOR
NORTHWESTERN WARREN...WEST CENTRAL SUSSEX...EASTERN CARBON AND MONROE
COUNTIES...

AT 1139 PM EDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED 
THUNDERSTORMS PRODUCING HEAVY RAIN OVER THE WARNED AREA. A MESONET 
SITE IN THE MUD RUN BASIN IN CARBON COUNTY HAS RECEIVED 4.71 INCHES
OF RAIN. OTHER EVENT TOTALS IN THE WARNING AREA HAVE REACHED CLOSE
TO TWO INCHES.  
  
SOME LOCATIONS THAT COULD EXPERIENCE FLOODING INCLUDE... MOUNT 
POCONO...EAST STROUDSBURG...PALMERTON...WIND GAP... 
BRANCHVILLE...CHRISTMANS...TANNERSVILLE...REEDERS...MOUNTAINHOME... 
POCONO PINES...BELTZVILLE STATE PARK...ECHO LAKE...FLATBROOKVILLE... 
DELAWARE WATER GAP...MECKESVILLE...CANADENSIS...ANALOMINK...JONAS... 
GILBERT AND LAKE HARMONY.

ADDITIONAL RAINFALL AMOUNTS OF AROUND AN INCH ARE POSSIBLE IN THE 
WARNED AREA. WHILE THE BACK EDGE OF THUNDERSTORMS ARE GETTING CLOSE,
THEY STILL WILL HAVE TO MOVE THROUGH THE AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. BE 
ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING.

&&

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4116 7490 4123 7486 4116 7473
      4095 7511 4096 7513 4093 7522 4086 7529
      4078 7562 4100 7576 4101 7573 4106 7577

$$
312 
WGUS71 KPHI 270439
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1239 AM EDT MON JUL 27 2015

NJC037-041-270447-
/O.CAN.KPHI.FF.W.0042.000000T0000Z-150727T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WARREN NJ-SUSSEX NJ-
1239 AM EDT MON JUL 27 2015

...THE FLASH FLOOD WARNING FOR NORTHWESTERN WARREN AND WEST CENTRAL
SUSSEX COUNTIES IS CANCELLED...

THE WIDESPREAD HEAVY RAIN HAS ENDED...AND FLASH FLOODING IS NO 
LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ALL ROAD 
CLOSURES.

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4093 7522 4086 7529 4078 7562
      4100 7576 4101 7573 4106 7577

$$

PAC025-089-270600-
/O.CON.KPHI.FF.W.0042.000000T0000Z-150727T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CARBON PA-MONROE PA-
1239 AM EDT MON JUL 27 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM EDT FOR
EASTERN CARBON AND MONROE COUNTIES...

AT 1237 AM EDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED
THUNDERSTORMS PRODUCING HEAVY RAIN OVER THE WARNED AREA.   

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
MOUNT POCONO...EAST STROUDSBURG...PALMERTON...WIND GAP...DELAWARE
WATER GAP...STORMVILLE...CHRISTMANS...SCOTRUN...ROSSLAND...
TANNERSVILLE...REEDERS...MOUNTAINHOME...LONG POND...POCONO PINES...
HERNYVILLE...BELTZVILLE STATE PARK...ECHO LAKE...WERRY LAKE...
BRODHEADSVILLE AND MCMICHAEL.

ADDITIONAL RAINFALL AMOUNTS OF AROUND AN INCH ARE POSSIBLE IN THE 
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4093 7522 4086 7529 4078 7562
      4100 7576 4101 7573 4106 7577

$$
307 
WGUS51 KPHI 270442
FFWPHI
PAC025-089-270930-
/O.EXT.KPHI.FF.W.0042.000000T0000Z-150727T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1242 AM EDT MON JUL 27 2015

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ  HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  EASTERN CARBON COUNTY IN NORTHEASTERN PENNSYLVANIA...
  MONROE COUNTY IN NORTHEASTERN PENNSYLVANIA...

* UNTIL 530 AM EDT
    
* AT 1240 AM EDT...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATED 
  THAT UP TO 5 INCHES OF RAIN HAS FALLEN OVER THE POCONOS WITH THE 
  HEAVIEST RAIN ALONG THE CARBON AND MONROE COUNTY BORDER.  
  THUNDERSTORMS PRODUCING ADDITIONAL HEAVY RAIN ARE POSSIBLE.
 
ADDITIONAL RAINFALL AMOUNTS OF AROUND AN INCH IS LIKELY IN THE 
WARNED AREA AND WILL CONTINUE OR INITIATE NEW FLASH FLOODING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE. BE 
ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODING.

&&

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4093 7522 4086 7529 4078 7562
      4100 7576 4101 7573 4106 7577

$$
877 
WGUS71 KPHI 270919
FFSPHI

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
519 AM EDT MON JUL 27 2015

PAC025-089-270858-
/O.CAN.KPHI.FF.W.0042.000000T0000Z-150727T0930Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CARBON PA-MONROE PA-
519 AM EDT MON JUL 27 2015

...THE FLASH FLOOD WARNING FOR EASTERN CARBON AND MONROE COUNTIES IS
CANCELLED...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES. PENN FOREST TOWNSHIP IN CARBON COUNTY RECEIVED THE
HEAVIEST RAIN.

LAT...LON 4124 7513 4123 7514 4115 7515 4114 7509
      4108 7503 4093 7522 4086 7529 4078 7562
      4100 7576 4101 7573 4106 7577

$$

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 26, 8:57 PM EDTSpecial Weather StatementPHIMonroe48 min
Jul 26, 9:33 PM EDTAreal Flood AdvisoryPHICarbon, Monroe3 hr
Jul 26, 9:39 PM EDTSpecial Weather StatementPHIMonroe36 min
Jul 26, 10:10 PM EDTSpecial Weather StatementPHILehigh35 min
Jul 26, 10:24 PM EDTSpecial Weather StatementPHICarbon36 min
Jul 26, 10:40 PM EDTSpecial Weather StatementPHIBerks95 min
Jul 26, 10:43 PM EDTSpecial Weather StatementPHINorthampton92 min
Jul 26, 11:05 PM EDTAreal Flood AdvisoryPHINorthampton4 hr
Jul 26, 11:33 PM EDTAreal Flood AdvisoryPHIBerks3 hr
Jul 27, 12:54 AM EDTAreal Flood AdvisoryPHIBucks3 hr
Jul 27, 1:58 AM EDTAreal Flood AdvisoryPHIBerks, Chester, Lehigh, Montgomery3 hr
Jul 27, 2:33 AM EDTAreal Flood AdvisoryPHIBucks, Chester, Delaware, Montgomery, Philadelphia3 hr
Jul 26, 8:00 PM EDTSpecial Weather StatementPHISussex30 min
Jul 26, 8:10 PM EDTAreal Flood AdvisoryPHISussex4 hr
Jul 26, 8:42 PM EDTFlash Flood WarningPHISussex4 hr
Jul 27, 3:19 AM EDTAreal Flood AdvisoryPHICamden, Cumberland, Gloucester, Salem3 hr
Jul 27, 5:20 PM EDTAreal Flood AdvisoryPHIMiddlesex, Somerset4 hr
Jul 27, 7:13 PM EDTAreal Flood AdvisoryPHIMercer4 hr

Nearby

Flash Flood Warnings in Pennsylvania, 2015Flash Flood Warnings in New Jersey, 2015Every flash flood warning in 2015

Sources

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