Alert archive / New Jersey / Flash Flood Warnings in 1989

Flash Flood Warning 12, NWS New York, NY

June 24, 1989Morris County, Passaic County, Sussex County, New Jersey

NWS New York, NY issued this flash flood warning at Jun 24, 1989, 1:35 AM EDT for Morris County, Passaic County, Sussex County, New Jersey. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jun 24, 1989, 1:35 AM EDT (05:35 UTC)
Expired
Jun 24, 1989, 4:00 AM EDT
In force
2 hr
Issued by
NWS New York, NY
Area
Whole counties

Counties Morris County, NJ, Passaic County, NJ, Sussex County, NJ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 00:00Z, 5.6 hours before the alert went out and 174 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 1989-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 958 joules per kilogram.LCLLFCEL10008507005003002001001 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 1989-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.1939Sfc1 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
958 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
3 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

What forecasters said that day

The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 23, 8:30 PM EDT, 5 hours 5 minutes before
^BOSSPSBDR

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE BRIDGEPORT CT
830 PM EDT FRI JUN 23 1989

SHOWERS AND THUNDERSTORMS WERE MOVING TOWARD WEST COASTAL CONNECTICUT
FROM THE NORTH AT ABOUT 15 MPH WITH THE HEAVIEST RAIN JUST EAST AND
NORTH OF NEW HAVEN CONNECTICUT AS OF 815 PM EDT.

THUNDERSTORMS THE REST OF THIS EVENING COULD CAUSE TORRNETIAL RAIN...
GUSTY WINDS AND DANGEROUS LIGHTNING.  BOATERS ON LONG ISLAND SOUND
SHOULD BE ADVISED OF THESE STORMS.

HAZZARD

The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 2:20 AM EDTFlash Flood WarningOKXWarren100 min

Nearby

Flash Flood Warnings in New Jersey, 1989Every flash flood warning in 1989

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.