Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 190, NWS Cleveland, OH

October 15, 1992Lawrence County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at Oct 15, 1992, 4:27 PM EDT for Lawrence County, Pennsylvania. It was in force for 36 min.

The area

The counties it named.

The facts

Issued
Oct 15, 1992, 4:27 PM EDT (20:27 UTC)
Expired
Oct 15, 1992, 5:03 PM EDT
In force
36 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lawrence County, PA

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 8.5 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 1992-10-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 1992-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 69 square meters per square second.1939587897Sfc1 km3 km6 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
7 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
1058 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
69 m²/s²
0-3 km storm-relative helicity
126 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 152028
SVRYNG
PAC073-152115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
427 PM EDT THU OCT 15 1992
 
THE NATIONAL WEATHER SERVICE IN YOUNGSTOWN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  515 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST PENNSYLVANIA
 
   ...LAWRENCE COUNTY
 
AT 525 PM WEATHER RADAR INDICATED A LINE OF POSSIBLE SEVERE
THUNDERSTORMS LOCATED FROM 10 MILES NORTH OF NEW CASTLE TO NEAR
WAMPUM. MOVEMENT OF THE LINE WAS EAST AT 20 MPH.
 
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.
 
SITES

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, Oct 15, 2:05 PM EDT, 2 hours 22 minutes before
OHZ011-006-152000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
205 PM EDT THU OCT 15 1992

SHOWERS AND THUNDERSTORMS WERE PRODUCING HEAVY RAINS OVER NORTH CENTRAL
AND CENTRAL OHIO THIS AFTERNOON.

RADAR AT 201 PM INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS FROM NEAR
CLEVELAND TO DAYTON. AREAS OF MODERATE RAIN WERE LOCATED OVER MUCH OF
CRAWFORD COUNTY...SOUTHEAST MORROW COUNTY AND WESTERN KNOX COUNTY.
THE RAIN WILL CONTINUE $FOR MOST OF THE AFTERNOON.

MOTORISTS SHOULD BE ALERT TO PONDING OF WATER ON THE ROADS AND POSSIBLE
FLOODING OF LOW LYING AREAS.

DOXEY
Special weather statement, Oct 15, 3:39 PM EDT, 48 minutes before
OHZ004-PAZ003-152130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
339 PM EDT THU OCT 15 1992

STRONG THUNDERSTORMS WERE MOVING INTO WESTERN MAHONING AND COLUMBIANA
COUNTIES OF NORTHEAST OHIO THIS AFTERNOON.

AT 335 PM NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS EXTENDING FROM BERLIN CENTER IN MAHONING COUNTY SOUTH
TO THE COLUMBIANA AND CARROL COUNTY LINE. THESE STORMS WERE MOVING TO
THE EAST AT 40 MPH AND WILL AFFECT SALEM BY 345 PM.

THESE STORMS MAY PRODUCE WIND GUSTS TO 40 MPH...BRIEF PERIODS OF VERY
HEAVY RAINS...FREQUENT LIGHTNING AND POSSIBLE SMALL HAIL AS THEY
MOVE THROUGH THE AREA. THE HEAVY RAIN MAY CAUSE PONDING OF WATER ON
ROADWAYS AND IN POOR DRAINAGE AREAS. LISTEN TO NOAA WEATHER RADIO OR
YOUR LOCAL MEDIA FOR FURTHER UPDATES.

MITCHELL/KUBINA

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.