Alert archive / New York / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 26, NWS Buffalo, NY

August 8, 1992Allegany County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Aug 8, 1992, 9:30 PM EDT for Allegany County, New York. It was in force for 45 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Aug 8, 1992, 9:30 PM EDT (01:30 UTC)
Expired
Aug 8, 1992, 10:15 PM EDT
In force
45 min
Issued by
NWS Buffalo, NY
Area
Whole counties

County Allegany County, NY

What was reported inside it

TimeReportWhereRemark
Aug 8, 10:00 PM EDTThunderstorm Wind 0Allegany, NY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.5 hours before the alert went out and 93 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 1992-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1801 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 1992-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 187 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
1801 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
729 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
187 m²/s²
0-3 km storm-relative helicity
214 m²/s²
Significant tornado parameter
1.4
Supercell composite
7.6

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 8, 4:46 PM EDT, 4 hours 44 minutes before
NYZ001-021-022-002-003-004-005-082145-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE BUFFALO NY
445 PM EST SAT AUG 8  1992

DO NOT USE AFTER 6 PM...

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF THE WESTERN
COUNTIES...THE WESTERN FINGERLAKES REGION AND THE CENTRAL SOUTHERN
TIER COUNTIES OF WESTERN NEW YORK UNTIL 11 PM TONIGHT...

AT 425 PM... A LINE OF THUNDERSTORMS... SOME WITH VERY HEAVY RAIN AND
GUSTY WINDS WAS LOCATED IN SOUTHERN ONTARIO. THE LINE STRETCHED FROM
THE SOUTERH END OF LAKE SIMCOE...SOUTH TO THE WEST OF TORONTO TO NEAR
HAMILTON. THE LINE WAS MOVING SOUTHEAST AT 15 MILES AN HOUR.

TWO THUNDERSTORMS...ALSO WITH VERY HEAVY RAIN AND STRONG GUSTY WINDS WERE
OVER EASTERN LAKE ERIE. THE FIRST WAS OVER LONG POINT...WHILE THE SECOND
WAS ALONG THE LAKE SHORE  OVER ERIE PENNSYLVANIA. THESE THUNDERSTORMS WERE
MOVING SOUTHEAST AT 25 MILES AN HOUR.

ELSEWHERE... A 100 MILE WIDE AREA OF SCATTERED SHOWERS AND THUNDERSTORMS
COVERED MUCH OF WESTERN NEW YORK EAST OF THE GENESSE RIVER TO NEAR
SYRACUSE AND BINGHAMTOM. SHOWERS WERE ALSO DETECTED NEAR BRADFORD
PENNSYLVANIA AND OVER WESTERN LAKE ONTARIO.

MOVEMENT WAS NORTHEAST AT 30 MILES AN HOUR.

KUHL
Special weather statement, Aug 8, 6:04 PM EDT, 3 hours 26 minutes before
NYZ002-082330-

SPECIAL WEATHER STATEMENT-THUNDERSTORMS
NATIONAL WEATHER SERVICE ROCHESTER NY
603 PM EDT SAT AUG 8 1992

...THUNDERSTORMS WERE APPROACHING THE GREATER ROCHESTER AREA
A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM EDT FOR
MONROE...LIVINGSTON...GENESSE...YATES...ORLEANS...ONTARIO...AND WYOMING
COUNTIES...

AT 555 PM EDT RADAR INDICATED A LINE OF THUNDERSTORMS STRETCHING FROM
SOUTHERN ONTARIO SOUTHWESTWARD ACROSS WESTERN LAKE ONTARIO TO NEAR NIAGARA
COUNTY. THIS LINE WAS MOVING TOWARD THE EAST SOUTHEAST AT AROUND 30 MPH
AND MAY MOVE INTO NORTHWESTERN MONROE COUNTY BETWEEN 7 AND 730 THIS EVENING.

OTHER THUNDERSTORMS WERE OVER ERIE AND CAUTAUQUA COUNTIES OF SOUTHWESTERN
NEW YORK. THESE STORMS WERE ALSO MOVING TO THE EAST AT AROUND 30 MPH.

BE ON THE LOOKOUT FOR THUNDERSTORMS CONTAINING HEAVY RAIN...FREQUENT
LIGHTNING...HAIL...AND GUSTY WINDS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE
WlARNINGS.

TD
Special weather statement, Aug 8, 7:30 PM EDT, 2 hours before
NYZ002-090100-

SPECIAL WEATHER STATEMENT-THUNDERSTORMS
NATIONAL WEATHER SERVICE ROCHESTER NY
729 PM EDT SAT AUG 8 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 11 PM EDT FOR
MONROE...LIVINGSTON...GENESEE...YATES...ORLEANS...ONTARIO...AND WYOMING
COUNTIES...

AT 720 PM EDT RADAR INDICATED A LINE OF THUNDERSTORMS STRETCHING FROM
WEST CENTRAL LAKE ONTARIO SOUTHWESTWARD TO THE ORLEANS AND NIAGARA
COUNTY SHORELINES. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE
SOUTHEAST AT AROUND 20 MPH AND MAY EFFECT EXTREME NORTHWESTERN MONROE
COUNTY BETWEEN 8 AND 830 PM.

OTHER THUNDERSTORMS WERE OVER CHAUTAUQUA AND CATTARAUGUS COUNTIES OF
SOUTHWESTERN NEW YORK. THESE STORMS WERE MOVING TO THE EAST AT AROUND
40 MPH.

BE ON THE LOOKOUT FOR THUNDERSTORMS CONTAINING HEAVY RAIN...FREQUENT

LIGHTNING AND GUSTY WINDS.

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER STATEMENTS AND POSSIBLE
WARNINGS.

TD
Local storm report, Aug 8, 8:58 PM EDT, 32 minutes before
PRELIMINARY STORM REPORT
NATIONAL WEATHER SERVICE BUFFALO NY
905 PM SAT AUG 09 1992

440 PM EDT  GOLFBALL SIZE HAIL RIPLEY  HAM SPOTTER REPORT

653 PM EDT  TREE DOWN LITTLE VALLEY  SHERIFF

800 PM EDT TREES DOWN IN CUBA  SHERIFF

815 PM EDT POWER LINES DOWN IN JAMESTOWN POLICE

822 PM EDT TREES DOWN IN SLVANA NORTH OF JAMESTOWN HAM SPOTTER

825 PM EDT STREET FLOODING IN JAMESTOWN HAM SPOTTER

830 PM EDT DRAINAGE FLOODING IN LITTLE VALLEY

DUNHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 8:00 PM EDTFlash Flood WarningBUFCattaraugus3 hr
Aug 8, 8:15 PM EDTSevere Thunderstorm WarningBUFChautauqua30 min
Aug 8, 8:25 PM EDTFlash Flood WarningBUFChautauqua3 hr
Aug 8, 8:30 PM EDTSevere Thunderstorm WarningBUFAllegany, Cattaraugus60 min
Aug 8, 8:35 PM EDTFlash Flood WarningBUFChautauqua2 hr
Aug 8, 8:35 PM EDTFlash Flood WarningBUFAllegany, Cattaraugus2 hr

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.