Alert archive / New York / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 46, NWS New York, NY

August 9, 1992Rockland County, Westchester County, New York

NWS New York, NY issued this severe thunderstorm warning at Aug 9, 1992, 2:28 PM EDT for Rockland County, Westchester County, New York. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Aug 9, 1992, 2:28 PM EDT (18:28 UTC)
Expired
Aug 9, 1992, 3:30 PM EDT
In force
62 min
Issued by
NWS New York, NY
Area
Whole counties

Counties Rockland County, NY, Westchester County, NY

The nearest sounding before it

Albany, NY (KALB), launched 12:00Z, 6.5 hours before the alert went out and 171 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, Albany, NY at 12:00Z on 1992-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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, Albany, NY at 12:00Z on 1992-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
77 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
661 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

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, Aug 9, 12:50 PM EDT, 1 hour 38 minutes before
NJZ001-005-007-015-NYZ014>017-023-024-091800-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE NEW YORK NY
1230 PM EDT SUN AUG 9 1992

...PLEASE DO NOT USE AFTER 2 PM EDT...

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR SOUTHEASTERN NEW YORK...
NEW JERSEY AND LONG ISLAND...EXCEPT EASTERN SUFFOLK COUNTY UNTIL 5 PM
EDT THIS AFTERNOON.

RADARS FROM AROUND THE REGION AND SURFACE OBSERVATIONS INDICATED
THUNDERSTORMS WITH HEAVY RAIN OVER PIKE COUNTY PENNSYLVANIA AND
HUNTERDON COUNTY NEW JERSEY. SHOWERS AND THUNDERSTORMS WERE
SCATTERED OVER NORTHERN NEW JERSEY...THE LOWER HUDSON VALLEY OF
NEW YORK...CONNECTICUT...EASTERN LONG ISLAND SOUND...RHODE ISLAND
AND MASSACHUSETTS.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR.

IFC
Local storm report, Aug 9, 1:15 PM EDT, 1 hour 13 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
115 PM EDT SUN AUG 9 1992

STORM REPORTS FOR THE AFTERNOON OF AUGUST 9 1992

TIME (EDT)      COUNTY           LOCATION                EVENT
----------    -----------  ---------------------  ---------------------
115 PM        ORANGE            UNIONVILLE        HOUSE STRUCK BY LIGHTING

TFG
Local storm report, Aug 9, 1:44 PM EDT, 44 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW YORK NY
145 PM EDT SUN AUG 9 1992

STORM REPORTS FOR THE AFTERNOON OF AUGUST 9 1992

TIME (EDT)      COUNTY           LOCATION                EVENT
------4----    -----------  ---------------------  ---------------------
115 PM        ORANGE NY         UNIONVILLE        HOUSE STRUCK BY LIGHTING

145 PM        SUSSEX NJ         NEWTON            1.35" IN 40 MIN

TFG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 9, 1:08 PM EDTSevere Thunderstorm WarningOKXMorris, Passaic, Sussex67 min
Aug 9, 1:08 PM EDTSevere Thunderstorm WarningOKXWarren67 min
Aug 9, 3:39 PM EDTFlash Flood WarningOKXMonmouth66 min
Aug 9, 3:39 PM EDTSevere Thunderstorm WarningOKXMonmouth66 min
Aug 9, 2:28 PM EDTFlash Flood WarningOKXRockland, Westchester62 min
Aug 9, 3:27 PM EDTFlash Flood WarningOKXWestchester63 min
Aug 9, 3:27 PM EDTSevere Thunderstorm WarningOKXWestchester33 min

Nearby

Severe Thunderstorm Warnings in New York, 1992Every severe thunderstorm warning in 1992

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.