Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 73, NWS Cleveland, OH

July 10, 1992Lawrence County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 10, 1992, 8:22 PM EDT for Lawrence County, Pennsylvania. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Jul 10, 1992, 8:22 PM EDT (00:22 UTC)
Expired
Jul 10, 1992, 9:00 PM EDT
In force
38 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lawrence County, PA

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 0.4 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 00:00Z on 1992-07-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1188 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 00:00Z on 1992-07-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 133 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
1188 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1144 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
133 m²/s²
0-3 km storm-relative helicity
172 m²/s²
Significant tornado parameter
0.7
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KYNG 110023
SVRYNG
OHC029-PAC073-110100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
822 PM EDT FRI JUL 10 1992
 
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  900 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST OHIO
 
   ...COLUMBIANA COUNTY
 
 
IN NORTHWEST PENNSYLVANIA
 
   ...LAWRENCE COUNTY
 
AT 820 PM EDT WEATHER SERVICE RADAR INDICATED A LINE OF POSSIBLE
SEVERE THUNDERSTORMS FROM 15 MILES NORTH OF NEW CASTLE PENNSYLVANIA TO
JUST EAST ALLIANCE OHIO. THESE STORMS WILL MOVE INTO THE NEW CASTLE
AND LISBON AREAS BY 835 PM.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
MITCHELL

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, 7:18 PM EDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
718 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL BUT NORTHWEST OHIO
UNTIL 10 PM EDT.

SOME OF THE CITIES IN THE WATCH AREA INCLUDE CINCINNATI...COLUMBUS...
DAYTON...SPRINGFIELD...STEUBENVILLE...ZANESVILLE...ATHENS...IRONTON...
CAMBRIDGE...MARIETTA...PORTSMOUTH...CLEVELAND...AKRON...MANSFIELD AND
YOUNGSTOWN.

WEATHER SERVICE RADAR AT 715 PM CONTINUED TO SHOW SCATTERED SHOWERS AND
THUNDERSTORMS SCATTERED OVER ALL BUT NORTHWEST OHIO. THE STRONGEST
THUNDERSTORMS WERE IN LORAIN COUNTY WEST OF CLEVELAND...AND IN RICHLAND
COUNTY JUST SOUTH OF MANSFIELD. MOVEMENT OF THE THUNDERSTORMS WAS TO
THE EAST AT AROUND 35 MPH.

IF YOU ARE IN THE WATCH AREA...KEEP A CLOSE EYE ON THE WEATHER. STAY
TUNED TO THIS STATION AND BE PREPARED TO TAKE SHELTER SHOULD THREATENING
WEATHER APPROACH OR A WARNING BE ISSUED.

REMEMBER...SEVERE THUNDERSTORMS ARE CAPABLE OF PRODUCING WIND GUSTS
IN EXCESS OF 58 MPH...LARGE HAIL...VERY HEAVY RAINS AND FREQUENT
LIGHTNING.

PARTAIN
Special weather statement, Jul 10, 7:27 PM EDT, 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
715 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH FOR THE SOUTHERN TWO THIRDS OF OHIO HAS
BEEN EXTENDED UNTIL 10 PM EDT. THE SEVERE THUNDERSTORM WATCH FOR THE
NORTHEAST AREA OF OHIO ALSO HAS BEEN EXTENDED UNTIL 10 PM.

RADAR AT 7 PM INDICATED A LINE OF THUNDERSTORMS FROM VERMILLION EAST
TO MERCER COUNTY IN NORTHWESTERN PENNSYLVANIA. THE STRONGEST CELLS WERE
INDICATED OVER ERIE...LORAIN...NORTHERN SUMMIT AND TRUMBULL COUNTIES IN
OHIO. OTHER STRONG THUNDERSTOMS WERE INDICATED OVER ASHLAND...MORROW AND
DELEWARE COUNTIES IN NORTH CENTRAL OHIO. THESE STORMS WERE MOVING EAST
AT 45 MPH.

RADAR ALSO INDICATED SCATTERED THUNDERSTORMS WITH HEAVY RAIN IN WEST
CENTRAL PENNSYLVANIA AND THE NORTHERN PANHANDLE OF WEST VIRGINIA.

DEGAN   CORRECTED FOR ERRORS
IN THE WATCH AREA SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO A
PLACE OF SAFETY.

RLB
Special weather statement, Jul 10, 7:28 PM EDT, 54 minutes before
OHZ004-PAZ003-110030-

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

A SEVERE THUNDERSTORM WATCH HAS BEEN EXTENDED FOR ALL OF NORTHEAST OHIO
AND WESTERN PENNSYLVANIA UNTIL 8 PM EDT.

AT 715 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A STRONG
THNDERSTORM IN SOUTHWEST TRUMBULL COUNTY. A STRONG THUNDERSTORM WAS ALSO
LOCATED IN NORTH CENTRAL LAWRENCE COUNTY OF WESTERN PENNSYLVANIA. THESE
STORMS WERE MOVING SOUTHEAST AT 35 MPH.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN THAT WILL PRODUCE PONDING OF
WATER ON ROADWAYS AND IN POOR DRAINAGE AREAS. WINDS GUSTING TO 45 MPH
AND SMALL HAIL MAY ALSO ACCOMPANY THESE STORMS.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA FUR FURTHER STATEMENTS
AND POSSIBLE WARNINGS.

MITCHELL
Special weather statement, Jul 10, 7:30 PM EDT, 52 minutes before
OHZ004-PAZ003-110030-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
728 PM EDT FRI JUL 10 1992

A SEVERE THUNDERSTORM WATCH HAS BEEN EXTENDED FOR ALL OF NORTHEAST OHIO
AND WESTERN PENNSYLVANIA UNTIL 10 PM EDT.

AT 715 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A STRONG
THNDERSTORM IN SOUTHWEST TRUMBULL COUNTY. A STRONG THUNDERSTORM WAS ALSO
LOCATED IN NORTH CENTRAL LAWRENCE COUNTY OF WESTERN PENNSYLVANIA. THESE
STORMS WERE MOVING SOUTHEAST AT 35 MPH.

THESE STORMS WILL PRODUCE VERY HEAVY RAIN THAT WILL PRODUCE PONDING OF
WATER ON ROADWAYS AND IN POOR DRAINAGE AREAS. WINDS GUSTING TO 45 MPH
AND SMALL HAIL MAY ALSO ACCOMPANY THESE STORMS.

STAY TUNED@ TO NOAA WEATHER RADIO OR LOCAL MEDIA FUR FURTHER STATEMENTS
AND POSSIBLE WARNINGS.

MITCHELL

...CORRECTED FOR WATCH EXPIRATION TIME...
Special weather statement, Jul 10, 7:59 PM EDT, 23 minutes before
OHC005-033-083-117-139-110100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
759 PM EDT FRI JUL 10 1992

THE SEVERE THUNDERSTORM WATCH FOR CENTRAL OHIO HAS BEEN EXTENDED
UNTIL 10 PM EDT.

THE SEVERE THUNDERSTORM WARNING FOR MORROW AND RICHLAND COUNTIES
WILL EXPIRE AT 8PM EDT.

AT 75045 PM EDT NATION WEATHER SERVICE RADAR INDICATED AN AREA
OF THUNDERSTORMS BETWEEN CLEVLAND AND AKRON. A LINE OF THUNDERSTORMS
ALSO EXTENDED FROM 15 MILES EAST OF MANSFIELD TO 20 MILES SOUTH WEST OCOLUMBUS. THESE STORMS WERE MOVING EAST AT 35 MILES AN HOUR. THESE
STORMS WILL EXIT RICHLAND COUTY BY 815 PM... BUT NEW DEVELOPMENT COULD
OCCUR.

IF THREATENING WEATHER APPROACHES PEOPLE SHOULzD BE PREARED TO
SEEK SHELTER.

CURRY

NNNN
Special weather statement, Jul 10, 8:03 PM EDT, 19 minutes before
OHC005-033-083-117-139-110100-

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

THE SEVERE THUNDERSTORM WATCH FOR CENTRAL OHIO HAS BEEN EXTENDED
UNTIL 10 PM EDT.

THE SEVERE THUNDERSTORM WARNING FOR MORROW AND RICHLAND COUNTIES
WILL EXPIRE AT 8PM EDT.

AT 750 PM EDT NATION WEATHER SERVICE RADAR INDICATED AN AREA OF
THUNDERSTORMS BETWEEN CLEVLAND AND AKRON. A LINE OF THUNDERSTORMS ALSO
EXTENDED FROM 15 MILES EAST OF MANSFIELD TO 20 MILES SOUTH WEST O
OLUMBUS. THESE STORMS WERE MOVING EAST AT 35 MILES AN HOUR. THESE
STORMS WILL EXIT RICHLAND COUTY BY 815 PM... BUT NEW DEVELOPMENT COULD
OCCUR.

IF THREATENING WEATHER APPROACHES PEOPLE SHOULD BE PREARED TO
SEEK SHELTER.

CURRY

...CORRECTED TYPO...

NNNN

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.