Alert archive / Pennsylvania / Tornado Warnings in 1995

Tornado Warning 25, NWS Cleveland, OH

August 11, 1995Erie County, Pennsylvania

NWS Cleveland, OH issued this tornado warning at Aug 11, 1995, 9:12 AM EDT for Erie County, Pennsylvania. It was in force for 63 min.

The area

The counties it named.

The facts

Issued
Aug 11, 1995, 9:12 AM EDT (13:12 UTC)
Expired
Aug 11, 1995, 10:15 AM EDT
In force
63 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, PA

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 1.2 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 12:00Z on 1995-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1420 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 1995-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 square meters per square second.1939Sfc1 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
1420 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
710 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
73 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 111313
TORCLE
PAC049-OHZ501-111415-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
912 AM EDT FRI AUG 11 1995
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1015 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  PENNSYLVANIA
 
   ...ERIE COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
AT 910 AM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADIC THUNDESTORM ABOUT 5 MILES NORTHEAST OF ERIE. THIS STORM WAS
MOVING SOUTH AT 20 MILES AN HOUR...AND SOME CITIES IN THE PATH INCLUDE
NORTHEAST...WESLEYVILLE...AND EASTERN SECTIONS OF THE CITY OF ERIE.
 
 
THIS IS A DANGEROUS STORM SITUATION.  ACT QUICKLY.  IF YOU ARE
IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES
FOR A REINFORCED BUILDING OR GET INTO A DITCH OR CULVERT.
 
GERARD

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 11, 8:43 AM EDTSevere Thunderstorm WarningCLEErie62 min
Aug 11, 9:52 AM EDTSevere Thunderstorm WarningCLECrawford68 min
Aug 11, 10:00 AM EDTFlash Flood WarningCLEErie2 hr
Aug 11, 11:01 AM EDTSevere Thunderstorm WarningCLECrawford45 min

Nearby

Tornado Warnings in Pennsylvania, 1995Every tornado warning in 1995Tornadoes in 1995

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.