Alert archive / New York / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 3, NWS Buffalo, NY

June 27, 1989Allegany County, Cattaraugus County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 27, 1989, 5:50 PM EDT for Allegany County, Cattaraugus County, New York. It was in force for 70 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
Jun 27, 1989, 5:50 PM EDT (21:50 UTC)
Expired
Jun 27, 1989, 7:00 PM EDT
In force
70 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Allegany County, NY, Cattaraugus County, NY

The radar

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

What was reported inside it

TimeReportWhereRemark
Jun 27, 6:00 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 12:00Z, 9.8 hours before the alert went out and 80 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 12:00Z on 1989-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 118 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 12:00Z on 1989-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 83 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
118 J/kg
Mixed-layer CIN
-124 J/kg
Mixed-layer LCL
1196 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
83 m²/s²
0-3 km storm-relative helicity
91 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 272156 COR
SVRBUF
NYC009-003-272300-

BULLETIN  IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING CORRECTION
NATIONAL WEATHER SERVICE BUFFALO NY
550 PM EDT TUE JUN 27 1989

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 700 PM EDT FOR PEOPLE IN THE FOLLOWING NEW YORK
COUNTIES...

CATTARAUGUS AND ALLEGANY

GOLF BALL SIZE HAIL WAS REPORTED AT 545 PM AT ELLICOTTVILLE IN
CATTARAUGUS COUNTY.  RADAR SHOWED A LINE OF HEAVY THUNDERSTORMS
OVER CATTARAUGUS COUNTY MOVING EAST AT 30 MPH

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 WEPATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
IN HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.

SAGE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 3:30 PM EDTSevere Thunderstorm WarningBUFErie2 hr

Nearby

Severe Thunderstorm Warnings in New York, 1989Every severe thunderstorm 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.