Alert archive / New York / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 11, NWS Buffalo, NY

July 12, 1992Cattaraugus County, Erie County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jul 12, 1992, 10:01 PM EDT for Cattaraugus County, Erie County, New York. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jul 12, 1992, 10:01 PM EDT (02:01 UTC)
Expired
Jul 12, 1992, 11:00 PM EDT
In force
59 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Cattaraugus County, NY, Erie County, NY

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 2.0 hours before the alert went out and 47 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, Buffalo Intl Airport, NY at 00:00Z on 1992-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 76 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, Buffalo Intl Airport, NY at 00:00Z on 1992-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
76 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
569 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
192 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBUF 130205
SVRBUF
NYC009-029-130300-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
1001 PM EDT SUN JUL 12 1992
 
THE NATIONAL WEATHER SERVICE IN BUFFALO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  NEW YORK
 
   ...NORTHERN CATTARAUGUS COUNTY...SOUTHERN ERIE COUNTY
 
AT 950PM BUFFALO WEATHER RADAR DETECTED A SEVERE THUNDERSTORM ALONG
THE ERIE CATTARAUGUS BORDER JUST EAST OF GOWANDA. THIS STORM WAS
MOVING EAST AT 50 MILES AN HOUR. HAM RADIO OPERATORS REPORT DAMAGE TO
A BUILDING AND NUMEROUS TRESS DOWN IN THE TOWN OF FREDONIA DURING THE
PAST FEW MINUTES AS THE STORM PASSED THROUGH THAT AREA.
 
BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT
LIGHTNING...STRONG DAMAGING WINDS AND LARGE HAIL.  LOCALLY HEAVY
RAIN MAY ALSO CAUSE DRAINAGE FLOODING.
 
IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
IN .HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.

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, Jul 12, 8:34 PM EDT, 1 hour 27 minutes before
NYZ001-021-022-002-003-004-005-130140-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BUFFALO NY
825 PM EDT SUN JUL 12 1992

AT 825 PM... A CLUSTER OF THUNDERSTORMS...MANY WITH VERY HEAVY RAIN...WAS
OVER SOUTHWEST LAKE ONTARIO JUST OFFSHORE THE NIAGARA PENINSULA. ANOTHER
CLUSTER OF THUNDERSTORMS WITH VERY HEAVY RAIN AND STRONG GUSTY WINDS WAS
OVER LAKE ERIE JUST SOUTH OF LONG POINT. THSES STORMS WERE PART OF A LARGE
AREA OF NUMEROUS SHOWERS AND THUNDERSTORMS THE LEADING EDGE OF WHICH RAN
FROM PETERBOROUGH ONTARIO SOUTHWEST TO NIAGARA FALLS THEN TO ERIE
PENNSYLVANIA. THE ACTIVITY EXTENDED WELL BEHIND THIS EDGE INTO ONTARIO...
LAKE ERIE AND OHIO.

MOVEMENT WAS EAST AT 55 MILES AN HOUR.

SHOWERS AND THUNDERSTORMS...SOME WITH LOCALLY HEAVY DOWNPOURS WILL BE
MOVING INTI THE BUFFALO AND NIAGARA FALLS METRO AREAS BY 9PM.

PUKAJLO
Special weather statement, Jul 12, 9:33 PM EDT, 28 minutes before
NYZ001-021-022-002-003-004-005-130240-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BUFFALO NY
925 PM EDT SUN JUL 12 1992

AT 925 PM... THUNDERSTORMS WITH VERY HEAVY RAIN WERE ALONG THE CHATAUQUA
COUNTY SHORELINE...JUST EAST OF LOCKPORT...ALONG THE NIAGARA AND ORLEANS
COUNTY SHORELINES FROM OLCOTT TO LYNDONVILLE AND OVER SOUTHWEST CATTARAUGUS
COUNTY. THESE STORMS WERE PART OF A LARGE AREA OF NUMEROUS SHOWERS AND
THUNDERSTORMS THAT COVERED ALL OF WESTERN NEW YORK WEST OF THE GENESEE
RIVER...THE WESTERN TWO THIRDS OF LAKE ONTARIO...EASTERN LAKE ERIE...
WESTERN PENNSYLVANIA AND SOUTHERN ONTARIO.

MOVEMENT WAS EAST AT 40 MILES AN HOUR.

SHOWERS AND THUNDERSTORMS...SOME WITH LOCALLY HEAVY DOWNPOURS WILL BE
MOVING THROUGH PARTS OF ERIE...NIAGARA...GENESEE AND ORLEANS COUNTIES
DURING THE NEXT HOUR.

PUKAJLO

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.