Alert archive / Pennsylvania / Tornado Warnings in 1990

Tornado Warning 9, NWS Cleveland, OH

August 28, 1990Erie County, Pennsylvania

NWS Cleveland, OH issued this tornado warning at Aug 28, 1990, 6:15 PM EDT for Erie County, Pennsylvania. It was in force for 60 min. 3 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: Aug 28, 1990, 6:15 PM EDT (22:15 UTC)
Expired: Aug 28, 1990, 7:15 PM EDT
In force: 60 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

Time	Report	Where
Aug 28, 6:30 PM EDT	Hail 0.75	Erie, PA
Aug 28, 6:47 PM EDT	Hail 1.75	Erie, PA
Aug 28, 7:00 PM EDT	Hail 0.75	Erie, 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 12:00Z, 10.3 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1420 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: 293 m²/s²
0-3 km storm-relative helicity: 313 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 282215
TORERI
PAC049-282315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE ERIE PA
615 PM EDT TUE AUG 28 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 715 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE NORTHWEST PART OF PENNSYLVANIA
      ERIE...ADJACENT LAKE ERIE WATERS

AT 610 PM RADAR INDICATED A HOOK ECHO AND POSSIBLE TORNADO APPROACH
ING HARBOR CREEK FROM THE NORTH...IN ERIE COUNTY PENNSYLVANIA.

THIS POSSIBLE TORNADO WAS MOVING TOWARD THE SOUTHEAST AT 30 MILES
AN HOUR.

IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE TO BE IS IN
A BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...FIND SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...TAKE SHELTER IN A CULVERT...DITCH...
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE CAUGHT IN THE PATH OF
A TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY...TAKE SHELTER IN A DITCH OR LOW SPOT.
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GR!OUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES...
TAKE COVER IN A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.

 RR

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 28, 7:16 PM EDT	Tornado Warning	CLE	Erie	59 min
Aug 28, 7:44 PM EDT	Severe Thunderstorm Warning	CLE	Forest, Venango, Warren	61 min
Aug 28, 7:54 PM EDT	Severe Thunderstorm Warning	CLE	Crawford	66 min

Nearby

Tornado Warnings in Pennsylvania, 1990 Every tornado warning in 1990 Tornadoes in 1990

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.