Alert archive / Pennsylvania / Flash Flood Warnings in 2002

Flash Flood Warning 44, NWS Philadelphia/Mount Holly

June 19, 2002Carbon County, Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this flash flood warning at Jun 19, 2002, 2:14 PM EDT for Carbon County, Monroe County, Pennsylvania. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 19, 2002, 2:14 PM EDT (18:14 UTC)
Expired
Jun 19, 2002, 4:15 PM EDT
In force
2 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

Counties Carbon County, PA, Monroe County, PA

The radar

The Binghamton radar (KBGM), 140 km from the middle of the area, began a volume at 18:18 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.

The nearest sounding before it

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 6.2 hours before the alert went out and 176 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, Phillips Aaf/Abe, MD at 12:00Z on 2002-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 145 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, Phillips Aaf/Abe, MD at 12:00Z on 2002-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 64 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
145 J/kg
Mixed-layer CIN
-161 J/kg
Mixed-layer LCL
1010 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
64 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KPHI 191816
FFWPHI
PAC025-089-192015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
214 PM EDT WED JUN 19 2002

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A

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

* UNTIL 415 PM EDT.

* AT 204 PM EDT...WEATHER SERVICE RADAR INDICATED...A THUNDERSTORM OVER 
EXTREME NORTHEAST CARBON AND EXTREME NORTHWEST MONROE COUNTIES. THIS 
THUNDERSTORM WAS NEARLY STATIONARY. RADAR ALSO INDICATED A THUNDERTORM
OVER EXTREME NORTHEAST MONROE COUNTY THAT WAS ALSO NEARLY STATIONARY.

RADAR SHOWED BOTH THUNDERSTORMS CAPABLE OF PRODUCING RAINFALL IN EXCESS
OF 2 INCHES AN HOUR.

EXCESSIVE RUNOFF FROM THESE STORMS WILL CAUSE FLASH FLOODING OF CREEKS
AND STREAMS...ROADS AND ROADSIDE CULVERTS. THE HEAVY RAINS COULD ALSO
TRIGGER ROCK AND MUDSLIDES IN STEEP TERRAIN.

INTENSE LIGHTNING IS ALSO OCCURRING WITH THESE STORMS. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. IF OUTDOORS...STAY AWAY
FROM ISOLATED HIGH OBJECTS SUCH AS TREES.

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

$$

LAT...LON 4136 7526 4111 7506 4097 7566 4122 7579

RNS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 1:51 AM EDTFlash Flood WarningPHIBerks2 hr
Jun 19, 2:06 AM EDTFlash Flood WarningPHILehigh3 hr
Jun 19, 2:42 AM EDTFlash Flood WarningPHIBucks2 hr
Jun 19, 3:47 AM EDTFlash Flood WarningPHIBerks3 hr
Jun 19, 6:51 PM EDTFlash Flood WarningPHIChester114 min

Nearby

Flash Flood Warnings in Pennsylvania, 2002Every flash flood warning in 2002

Sources

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.