Alert archive / Pennsylvania / Tornado Warnings in 1994

Tornado Warning 17, NWS Cleveland, OH

August 28, 1994Crawford County, Pennsylvania

NWS Cleveland, OH issued this tornado warning at Aug 28, 1994, 3:25 PM EDT for Crawford County, Pennsylvania. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Aug 28, 1994, 3:25 PM EDT (19:25 UTC)
Expired
Aug 28, 1994, 4:15 PM EDT
In force
50 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Crawford County, PA

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 7.4 hours before the alert went out and 142 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, Pittsburgh, PA at 12:00Z on 1994-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 653 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, Pittsburgh, PA at 12:00Z on 1994-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
653 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
822 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 281924
TORCLE
PAC039-282015-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
325 PM EDT SUN AUG 28 1994
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  415 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  PENNSYLVANIA
 
   ...CRAWFORD COUNTY
 
AT 320 PM NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND INDICATED
A POSSIBLE TORNADO ABOUT 10 MILES WEST OF MEADVILLE. THIS STORM WAS
MOVING EAST AT 40 MILES AN HOUR...AND THE TOWN OF MEADVILLE WAS IN THE
PATH OF THIS STORM.
 
THIS STORM PRODUCED WIND DAMAGE IN WESTERN CRAWFORD COUNTY ABOUT 320 PM.
 
 
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 CULVERTR.
 
 
GERARD
&

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 12:53 PM EDTSevere Thunderstorm WarningCLEErie52 min
Aug 28, 1:49 PM EDTSevere Thunderstorm WarningCLEErie41 min
Aug 28, 3:03 PM EDTSevere Thunderstorm WarningCLECrawford57 min
Aug 28, 3:51 PM EDTFlash Flood WarningCLECrawford2 hr

Nearby

Tornado Warnings in Pennsylvania, 1994Every tornado warning in 1994Tornadoes in 1994

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.