Alert archive / New Jersey / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 12, NWS New York, NY

May 25, 1994Bergen County, Passaic County, New Jersey

NWS New York, NY issued this severe thunderstorm warning at May 25, 1994, 4:30 PM EDT for Bergen County, Passaic County, New Jersey. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
May 25, 1994, 4:30 PM EDT (20:30 UTC)
Expired
May 25, 1994, 5:30 PM EDT
In force
60 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Bergen County, NJ, Passaic County, NJ

The nearest sounding before it

Atlantic City In, NJ (KACY), launched 12:00Z, 8.5 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 12:00Z on 1994-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 255 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 12:00Z on 1994-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.193958Sfc1 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
255 J/kg
Mixed-layer CIN
-165 J/kg
Mixed-layer LCL
1328 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
181 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 severe thunderstorm 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, May 25, 10:55 AM EDT, 5 hours 35 minutes before
SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR EXTREME SOUTHEASTERN NEW YORK
NORTHERN NEW JERSEY AND LONG ISLAND
NATIONAL WEATHER SERVICE NEW YORK NY
1055 AM EDT WED MAY 25 1994

...UNSETTLED WEATHER WILL CONTINUE...
...MINOR COASTAL FLOODING IS POSSIBLE DURING HIGH TIDES...

A LOW PRESSURE SYSTEM WAS OVER NORTH NEW YORK. A WARM FRONT EXTENDED
SOUTHEAST FROM THIS LOW OVER CONNECTICUT. A COLD FRONT EXTENDED
SOUTHWEST FROM THE LOW TO ANOTHER DEVELOPING LOW PRESSURE SYSTEM OVER
MISSOURI.

WITH A MOIST AND UNSTABLE ATMOSPHERE ALREADY IN PLACE OVER THE LOCAL
REGION...PARTIAL AFTERNOON SUNSHINE ALONG WITH AN APPROACHING COLD
FRONT WILL SET THE STAGE FOR THE DEVELOPMENT OF SHOWERS AND
THUNDERSTORMS STARTING THIS AFTERNOON.

AS THE LOW OVER NEW YORK MOVES NORTHEAST...THE COLD FRONT WILL
APPROACH THE COAST SLOWLY AND BECOME NEARLY STATIONARY OVER THE COAST
DURING THURSDAY AS THE SECOND LOW ADVANCES TOWARD THE REGION.

THIS COMBINATION OF EVENTS WILL PRODUCE UNSETTLED WEATHER THROUGH AT
LEAST FRIDAY. ALTHOUGH RAINFALL TOTALS UP TO 1/2 TO 1 INCH ARE
PREDICTED ACROSS THE REGION THROUGH EARLY THURSDAY...SOME
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING RAINFALL OF 1 AND 1/2
INCHES OVER THE AREAS THEY PASS AND MIGH CAUSE LOCALIZED FLOODING.

ADDITIONALLY...MINOR COASTAL FLOODING WAS REPORTED WITH THE OCCURRENCE
OF HIGH TIDE THIS MORNING IN MANASQUAN OF SOUTHERN MONMOUTH COUNTY.
ALTHOUGH TIDE ANOMALIES ARE LESS THAN 1 FOOT ABOVE NORMAL...WITH THE
NEW MOON OCCURRING YESTERDAY...ASTRONOMICAL VALUES ARE HIGHEST TODAY
FOR THE MONTH OF MAY. ADDITIONAL MINOR COASTAL FLOODING IS POSSIBLE
WITH THE OCCURRENCE OF THE NEXT HIGH TIDES ACROSS THE LOCAL COASTAL
AREAS.

GTC
Special weather statement, May 25, 10:58 AM EDT, 5 hours 32 minutes before
SPECIAL WEATHER STATEMENT AND WEATHER MAP DISCUSSION
FOR EXTREME SOUTHEASTERN NEW YORK
NORTHERN NEW JERSEY AND LONG ISLAND
NATIONAL WEATHER SERVICE NEW YORK NY
1055 AM EDT WED MAY 25 1994

...UNSETTLED WEATHER WILL CONTINUE...
...MINOR COASTAL FLOODING IS POSSIBLE DURING HIGH TIDES...

A LOW PRESSURE SYSTEM WAS OVER NORTH NEW YORK. A WARM FRONT EXTENDED
SOUTHEAST FROM THIS LOW OVER CONNECTICUT. A COLD FRONT EXTENDED
SOUTHWEST FROM THE LOW TO ANOTHER DEVELOPING LOW PRESSURE SYSTEM OVER
MISSOURI.

WITH A MOIST AND UNSTABLE ATMOSPHERE ALREADY IN PLACE OVER THE LOCAL
REGION...PARTIAL AFTERNOON SUNSHINE ALONG WITH AN APPROACHING COLD
FRONT WILL SET THE STAGE FOR THE DEVELOPMENT OF SHOWERS AND
THUNDERSTORMS STARTING THIS AFTERNOON.

AS THE LOW OVER NEW YORK MOVES NORTHEAST...THE COLD FRONT WILL
APPROACH THE COAST SLOWLY AND BECOME NEARLY STATIONARY OVER THE COAST
DURING THURSDAY AS THE SECOND LOW ADVANCES TOWARD THE REGION.

THIS COMBINATION OF EVENTS WILL PRODUCE UNSETTLED WEATHER THROUGH AT
LEAST FRIDAY. ALTHOUGH RAINFALL TOTALS UP TO 1/2 TO 1 INCH ARE
PREDICTED ACROSS THE REGION THROUGH EARLY THURSDAY...SOME
THUNDERSTORMS WILL BE CAPABLE OF PRODUCING RAINFALL OF 1 AND 1/2
INCHES OVER THE AREAS THEY PASS AND MIGH CAUSE LOCALIZED FLOODING.

ADDITIONALLY...MINOR COASTAL FLOODING WAS REPORTED WITH THE OCCURRENCE
OF HIGH TIDE THIS MORNING IN MANASQUAN OF SOUTHERN MONMOUTH COUNTY.
ALTHOUGH TIDE ANOMALIES ARE LESS THAN 1 FOOT ABOVE NORMAL...WITH THE
NEW MOON OCCURRING YESTERDAY...ASTRONOMICAL VALUES ARE HIGHEST TODAY
FOR THE MONTH OF MAY. ADDITIONAL MINOR COASTAL FLOODING IS POSSIBLE
WITH THE OCCURRENCE OF THE NEXT HIGH TIDES ACROSS THE LOCAL COASTAL
AREAS.

GTC

"

The office that day

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

IssuedProductOfficeCountiesLasted
May 25, 6:10 PM EDTSevere Thunderstorm WarningOKXMonmouth65 min
May 25, 6:16 PM EDTSevere Thunderstorm WarningOKXHunterdon, Somerset59 min
May 25, 6:39 PM EDTSevere Thunderstorm WarningOKXMiddlesex66 min
May 25, 3:53 PM EDTSevere Thunderstorm WarningOKXRockland, Westchester67 min
May 25, 5:20 PM EDTSevere Thunderstorm WarningOKXKings, Queens55 min
May 25, 5:20 PM EDTSevere Thunderstorm WarningOKXRichmond55 min
May 25, 5:33 PM EDTSevere Thunderstorm WarningOKXNassau, Suffolk57 min
May 25, 4:43 PM EDTSevere Thunderstorm WarningOKXGreater Bridgeport Planning Region, Naugatuck Valley Planning Region62 min
May 25, 6:03 PM EDTSevere Thunderstorm WarningOKXLower Connecticut River Valley Planning Region27 min

Nearby

Severe Thunderstorm Warnings in New Jersey, 1994Every severe thunderstorm warning in 1994

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.