Alert archive / New Jersey / Flash Flood Warnings in 1993

Flash Flood Warning 3, NWS Philadelphia/Mount Holly

March 4, 1993Camden County, New Jersey

NWS Philadelphia/Mount Holly issued this flash flood warning at Mar 4, 1993, 7:18 PM EST for Camden County, New Jersey. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Mar 4, 1993, 7:18 PM EST (00:18 UTC)
Expired
Mar 5, 1993, 1:00 AM EST
In force
6 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Whole counties

County Camden County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 00:00Z, 0.3 hours before the alert went out and 56 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, Atlantic City In, NJ at 00:00Z on 1993-03-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Atlantic City In, NJ at 00:00Z on 1993-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 283 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
511 m above ground
0-6 km bulk shear
74 kt
0-1 km storm-relative helicity
283 m²/s²
0-3 km storm-relative helicity
460 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KPHL 050020
FFWPHL
NJC007-050600-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE PHILADELPHIA PA
718 PM EST THU MAR 4 1993
 
THE NATIONAL WEATHER SERVICE IN PHILADELPHIA HAS ISSUED A
SMALL STREAM FLOOD WARNING EFFECTIVE UNTIL 100 AM EST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH NEW JERSEY
 
   ...CAMDEN COUNTY
 
...SMALL STREAM FLOOD WARNING FOR THE COOPER RIVER...
 
AT 7 PM THE GAGE READING ON THE COOPER RIVER IN HADDONFIELD WAS
3.00 FT.  FLOOD STAGE IS 2.8 FT.  THE RIVER WILL CREST AT 3.1 TO
3.2 FT LATE TONIGHT.
 
 
 
IF YOU ARE IN THE WARNED COUNTY IN AN AREA SUBJECT TO FLOODING
MOVE TO HIGHER GROUND.  DO NOT DRIVE THROUGH FLOOD WATERS.
CLIMBING ATOP YOUR STALLED VEHICLE WILL NOT PREVENT YOU FROM
BEING SWEPT INTO DANGEROUS STREAM CONDITIONS AS WATER LEVELS RISE.
 
SP

Nearby

Flash Flood Warnings in New Jersey, 1993Every flash flood warning in 1993

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.