Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 43, NWS Cleveland, OH

June 27, 1987Erie County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 27, 1987, 9:04 PM EDT for Erie County, Pennsylvania. It was in force for 28 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, 1987, 9:04 PM EDT (01:04 UTC)
Expired
Jun 27, 1987, 9:32 PM EDT
In force
28 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, PA

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, 9:20 PM EDTHail 0.75Erie, PA

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, 1.1 hours before the alert went out and 146 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 1987-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1987-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -28 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1604 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-28 m²/s²
0-3 km storm-relative helicity
-9 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 KERI 280104
SVRERI
PAC049-280200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ERIE PA
904 PM EDT SAT JUN 27 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 1000 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY OF

NORTHWEST PENNSYLVANIA...ERIE

AT 855 PM EDT ERIE WEATHER RADAR INDICATED A SEVERE THUNDER
STORM IN WESTERN ERIE COUNTY...BETWEEN LAKE CITY AND ALBION
v...MOVING TO THE EAST SOUTHEAST AT 25 MILES AN HOUR.

THESE STORMS WILL CAUSE SOME FLOODING OF SMALL STREAMS AND
LOW LYING AREAS.

THESE STORMS ARE ACCOMPANIED BY DANGEROUS LIGHTNING..STRONG GUSTY
WINDS AND HAIL.

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, Jun 27, 7:16 PM EDT, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
716 PM EDT SAT JUN 27 1987

A SPECIAL MARINE WARNING CONTINUES IN EFFECT UNTIL 745 PM FROM SANDUSKY
TO ERIE PENNSYLVANIA.

AT 713 PM... RADAR SHOWED THUNDERSTORMS SLOWLY DECREASING IN COVERAGE
OVER LAKE ERIE AND NORTHEAST OHIO. STORMS WERE SCATTERED AND MOVING
EAST SOUTHEAST AT 30 MPH.

SCATTERED THUNDERSTORMS SHOULD MOVE THROUGH NORTHERN LORAIN AND NORTHERN
CUYAHOGA COUNTIES BETWEEN 730 AND 8PM.

STRONG STORMS CROSSING THE OHIO/PENNSYLVANIA LINE NEAR CONNEAUT WILL
DIMINISH BY 8PM.

SHOWERS ARE FORECAST TO SLOWLY DECREASE THE REMAINDER OF THIS EVENING.
A COUPLE OF THE REMAINING THUNDERSTORMS CROSSING EXTREME NORTH ANnD
NORTHEAST OHIO MAY BE ACCOMPANIED BY GUSTY WINDS TO 40 MPH AND SOME
SMALL HAIL BUT NO SEVERE WEATHER IS EXPECTED.
DRAG
Special weather statement, Jun 27, 7:24 PM EDT, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
720 PM EDT SAT JUN 27 1987

AT 715 PM ERIE WEATHER RADAR INDICATED VERY HEAVY THUNDERSTORMS OVER
LAKE ERIE...BETWEEN ERIE PENNSYLVANIA AND LONG POINT ONTARIO...REACHING
SOUTHEASTWARD INTO ASHTABULA COUNTY IN NORTHEAST OHIO.

THE STORMS WERE MOVING TO THE EAST AROUND 30 MILES AN HOUR AND WILL
CONTINUE TO OVERSPREAD THE PENNSYLVANIA WATERS OF LAKE ERIE...AND MOVE
INTO ERIE AND CRAWFORD COUNTI,ES OF PENNSYLVANIA...DURING THE NEXT HOUR.

THE STORMS ARE CAPABLE OF PRODUCING HEAVY DOWNPOURS...STRONG AND GUSTY
WINDS AND HAIL.
Special weather statement, Jun 27, 8:05 PM EDT, 59 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
803 PM EDT SAT JUN 27 1987

AT 8PM... A VERY STRONG THUNDERSTORM HAS JUST POPPED UP 5 MILES NORTH
OF CLEVELAND. ITS MOVING EAST SOUTHEAST AT 30 MPH. ITS HEADED FOR
THE REGION BETWEEN EUCLID AND FAIRPORT HARBOR AND SHOULD HIT THERE
WITH GUSTY WINDS TO 45 MPH AND HAIL BY 830 PM.

IF THREATENING WEATHER APPROACHES... SEEK SAFE SHELTER IMMEDIATELY.
THIS IS ONE OF THE STRONGEST STORMS THAT HAS BEEN ON CLEVELAND RADAR
THIS EVENING.
DRAG
SMALL HAIL BUT NO SEVERE WEATHER IS EXPECTED.
DRAG
Special weather statement, Jun 27, 8:07 PM EDT, 57 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
803 PM EDT SAT JUN 27 1987

AT 8PM... A VERY STRONG THUNDERSTORM HAS JUST POPPED UP 5 MILES NORTH
OF CLEVELAND. ITS MOVING EAST SOUTHEAST AT 30 MPH. ITS HEADED FOR
THE REGION BETWEEN EUCLID AND FAIRPORT HARBOR AND SHOULD HIT THERE
WITH GUSTY WINDS TO 45 MPH AND HAIL BY 830 PM.

IF THREATENING WEATHER APPROACHES... SEEK SAFE SHELTER IMMEDIATELY.
THIS IS ONE OF THE STRONGEST STORMS THAT HAS BEEN ON CLEVELAND RADAR
THIS EVENING.
DRAG
Special weather statement, Jun 27, 8:17 PM EDT, 47 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
813 PM EDT SAT JUN 27 1987

AT 813 PM... A VERY STRONG THUNDERSTORM WAS LOCATED JUST OFF EUCLID
TO THE NORTHEAST OF CLEVELAND. THIS STORM SHOULD PRODUCE WIND GUSTS TO
45 OR 50 MPH AS IT HITS IN THE EUCLID...WILLOWICK... FAIRPORT HARBOR
AREA BY 830PM. IN ADDITION HAIL IS EXPECTED WITH THIS STORM AND IT
SHOULD COVER THE GROUND SOMEWHERE IN EXTREME NORTHEAST CUYAHOGA AND
AND WESTERN LAKE COUNTIES.

IF THREATENING WEATHER APPROACHES... SEEK SAFE SHELTER IMMEDIATELY.
THIS IS THE STRONGEST STORM THAT HAS BEEN ON CLEVELAND RADAR THIS
EVENING.

DRAG
Special weather statement, Jun 27, 8:44 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
841 PM EDT SAT JUN 27 1987

AT 840 PM WEATHER RADAR INDICATED A VERY HEAVY THUNDERSTORM IN NORTHWEST
ERIE COUNTY IN NORTHWEST PENNSYLVANIA.

THIiS THUNDERSTORM HAS PRODUCED MARBLE SIZE HAIL AND TORRENTIAL DOWNPOURS
AT VIRGINIA'S BEACH IN NORTH SPRINGFIELD.

THE THUNDERSTORM WAS MOVING TO THE EAST SOUTHEAST AT AROUND 25 MILES AN
HOUR.

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1987Every severe thunderstorm warning in 1987

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.