Alert archive / New York / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 8, NWS Buffalo, NY

June 16, 1986Cattaraugus County, Chautauqua County, Erie County, New York

NWS Buffalo, NY issued this severe thunderstorm warning at Jun 16, 1986, 6:15 PM EDT for Cattaraugus County, Chautauqua County, Erie County, New York. It was in force for 75 min. 4 reports 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 16, 1986, 6:15 PM EDT (22:15 UTC)
Expired
Jun 16, 1986, 7:30 PM EDT
In force
75 min
Issued by
NWS Buffalo, NY
Area
Whole counties

Counties Cattaraugus County, NY, Chautauqua County, NY, Erie 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 16, 6:15 PM EDTHail 0.75Chautauqua, NY
Jun 16, 6:25 PM EDTThunderstorm Wind 0Erie, NY
Jun 16, 6:38 PM EDTHail 1Cattaraugus, NY
Jun 16, 6:40 PM EDTThunderstorm Wind 0Erie, 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, 10.3 hours before the alert went out and 59 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 1986-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 553 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 1986-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 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
553 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
902 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
132 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBUF 162215 RRA
SVRBUF
NYC009-013-029-162330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BUFFALO NY
615 PM EDT MON JUN 16 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 730 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

NEW YORK...CATTARAUGUS...CHAUTAUQUA AND ERIE

AT 615 PM EDT BUFFALO RADAR INDICATED A LINE OF SEVERE
THUNDERSTORMS EXTENDING FROM NIAGARA FALLS SOUTHWEST
ACROSS BUFFALO TO CHAUTAUQUA COUNTY.

THE THUNDESTORMS ARE MOVING EAST AT 50 MPH.

BE ON THE ALERT FOR THUNDERSTORMS ACCOMPANIED BY FREQUENT LIGHTNING
STRONG DAMAGING WINDS AND LARGE HAIL.  LOCALLY HEAVY RAIN MAY ALSO
CAUSE DRAINAGE FtLOODING.
.
IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.  IN
HOMES A BASEMENT OR INTERIOR ROOM IS THE SAFEST LOCATION.

  DUNHAM

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 5:30 PM EDTTornado WarningBUFNiagara, Orleans90 min
Jun 16, 6:28 PM EDTSevere Thunderstorm WarningBUFGenesee, Wyoming62 min
Jun 16, 6:59 PM EDTSevere Thunderstorm WarningBUFAllegany61 min

Nearby

Severe Thunderstorm Warnings in New York, 1986Every severe thunderstorm warning in 1986

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.