Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 64, NWS Cleveland, OH

July 10, 1992Lawrence County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 10, 1992, 4:39 PM EDT for Lawrence County, Pennsylvania. It was in force for 29 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1992, 4:39 PM EDT (20:39 UTC)
Expired
Jul 10, 1992, 5:08 PM EDT
In force
29 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lawrence County, PA

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 8.7 hours before the alert went out and 68 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 1992-07-10Temperature 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, Pittsburgh, PA at 12:00Z on 1992-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.19395878Sfc1 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
1006 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
166 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 KYNG 102040
SVRYNG
PAC073-102130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
439 PM EDT FRI JUL 10 1992
 
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST PENNSYLVANIA
 
   ...LAWRENCE COUNTY
 
AT 430 PM EDT WEATHER RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM
ON THE BORDER OF MAHONING COUNTY...OHIO MOVING INTO LAWRENCE COUNTY...
PENNSYLVANIA. THIS STORM WAS PRODUCING VERY HEAVY RAIN...DAMAGING
WINDS ...AND HAIL. THIS STORM WILL MOVE INTO THE NEWCASTLE AREA BY 500
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INbSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
 
NICK

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, Jul 10, 2:57 PM EDT, 1 hour 42 minutes before
OHZ006-011-101945-

SPECIAL WEATHER STATEMENT...CORRECTED...
NATIONAL WEATHER SERVICE MANSFIELD OH
300 PAM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CENTRAL OHIO UNTIL 8 PM
EDT.

AT 2350 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS FROM ROCHESTER SOUTH TO 5 MILES EAST OF MANSFIELD
AND EXTENDING SOUTH TO COLUMBUS. THE LINE WAS MOVING EAST AT 40 MPH
AND WILL REACH ASHLAND BY 3 PM.

THESE STORMS COTULD PRODUCE HEAVY RAINS...DANGEROUS LIGHTNING...AND
HAIL.

PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO TAKE
SHELTER IF THREATENING WEATHER APPROACHES.

CY

...CORRECTED FILE TIMES...

NNNN
Special weather statement, Jul 10, 3:05 PM EDT, 1 hour 34 minutes before
OHZ006-011-101945-

SPECIAL WEATHER STATEMENT...CORRECTED...
NATIONAL WEATHER SERVICE MANSFIELD OH
302 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR CENTRAL OHIO UNTIL 8 PM
EDT.

AT 235 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
THUNDERSTORMS FROM ROCHESTER SOUTH TO 5 MILES EAST OF MANSFIELD
AND EXTENDING SOUTH TO COLUMBUS. THE LINE WAS MOVING EAST AT 40 MPH
AND WILL REACH ASHLAND BY 3 PM.

THESE STORMS COULlD PRODUCE HEAVY RAINS...DANGEROUS LIGHTNING...AND
HAIL.

PEOPLE IN THE PATH OF THESE STORMS SHOULD BE PREPARED TO TAKE
SHELTER IF THREATENING WEATHER APPROACHES.

CY

...CORRECTED FILE TIMES...

NNNN
Special weather statement, Jul 10, 3:21 PM EDT, 1 hour 18 minutes before
PAZ002-003-004-102100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
312 PM EDT FRI JUL 10 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM EDT FOR CRAWFORD...WARREN
...VENANGO AND FOREST COUNTIES...

AT 310 THIS AFTERNOON ERIE RADAR INDICATED SHOWERS AND THUNDERSTORMS DEVELOPING
ALONG THE OHIO BORDER AND MOVING EASTWARD INTO CRAWFORD COUNTY NEAR
CONNEATVILLE AND THE PYMATUNING RESERVOIR.  OTHER SHOWERS AND THUNDERSTORMS
ARE SCATTERED FROM SOUTH OF CLEVELAND OHIO INTO THE PITTSBURGH AREA.

THUNDERSTORMS ARE MOVING EASTWARD AROUND 40 MILES AN HOUR.

SOME THUNDERSTORMS WILL PRODUCE DANGEROUS LIGHTING...HEAVY DOWNPOURS...STRONG
GUSTY WIND AND SMALL HAIL.

PARRISH
Special weather statement, Jul 10, 3:30 PM EDT, 1 hour 9 minutes before
OHZ004-007-102030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
330 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR EAST-CENTRAL OHIO UNTIL 7PM
EDT AND THE NORTHEAST INLAND AREAS WILL BE UNDER A SEVERE THUNDERSTORM
WATCH UNTIL 8 PM EDT.

RADAR AT 310 PM INDICATED A LINE OF THUNDERSTORMS FROM JUST SOUTH OF
CLEVELAND WEST OF ZANESVILLE. THIS LINE CONTAINED MANY STRONG THUNDERSTORM
CELLS. THEY WERE INDICATED IN CENTRAL  SUM MIT COUNTY JUST NORTH OF THE
CITY OF AKRON...IN WAYNE COUNTY NEAR WOOSTER..AND OVER NEWCOMERSTOWN IN
SOUTHERN TUSCARAWAS COUNTY. MOVEMENT WAS TO THE EAST AT 45 MPH.

THESE STORMS CONTINUE TO INTENSIFY AND HAVE THE POTENTIAL TO PRODUCE
TORRENTIAL DOWNPOURS...DAMAGING WINDS AND POSSIBLE HAIL.

THOSE IN EASTERN OHIO SHOULD BE ALERT FOR THREATENING CONDITIONS AND BE
PREPARED TO MOVE TO A PLACE OF SAFETY. {

DEGAN
Special weather statement, Jul 10, 3:45 PM EDT, 54 minutes before
OHZ004-PAZ003-102200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
345 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTHEAST OHIO AND
WESTERN PENNSYLVANIA UNTIL 8 PM EDT.

A LINE OF THUNDERSTORMS...SOME OF WHICH ARE SEVERE...WAS MOVING EAST AT
45 MPH.  AT 335 PM THE LINE RUNS FROM AKRON THROUGH CANTON TO ZANESVILLE.
CURRENT MOVEMENT WILL PUT THE LINE INTO SOUTHWEST TRUMBULL AND OVER ALL
MAHONING COUNTY BY 4 PM...AND INTO THE CITY OF YOUNGSTOWN BY 445 PM.

THE STRONGEST STORM WAS OVER SOUTHERN PORTAGE COUNTY.  THIS STORM HAS
PRODUCED 1 1/2 INCH HAIL IN THE CITY OF AKRON.

IF SEVERE WEATHER THREATENS MOVE TO THE BASEMENT OR LOWEST INTERIOR
ROOM.  STAY TUNED TO NOAA WEATHER RADIO OR THE LOCAL MEDIA FOR FURTHER
UPDATES.

SITES/NICK
Special weather statement, Jul 10, 4:32 PM EDT, 7 minutes before
PAZ002-003-004-102200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
425 PM EDT FRI JUL 10 1992

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 800 PM EDT FOR CRAWFORD...WARREN
...VENANGO AND FOREST COUNTIES...

AT 425 THIS AFTERNOON ERIE RADAR INDICATED SHOWERS AND THUNDERSTORMS
SCATTERED ACROSS THE SOUTHERN HALF OF CRAWFORD COUNTY INTO THE SOUTHWEST
CORNER OF WARREN COUNTY IN NORTHWEST PENNSYLVANIA.  STRONGEST THUNDERSTORMS
WERE 10 zMILES WEST OF TIDIOUTE IN WARREN COUNTY.

THUNDERSTORMS ARE MOVING EASTWARD AROUND 40 MILES AN HOUR.

SOME THUNDERSTORMS WILL PRODUCE STONG GUSTY WINDS...DANGEROUS LIGHTNING...
SMALL HAIL AND HEAVY DOWNPOURS.

PARRISH/PAONE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 5:39 PM EDTSevere Thunderstorm WarningCLECameron, Elk66 min
Jul 10, 6:48 PM EDTSevere Thunderstorm WarningCLEElk42 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1992Every severe thunderstorm warning in 1992

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.