Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 62, NWS Cleveland, OH

June 27, 1993Erie County, Pennsylvania

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 27, 1993, 8:12 PM EDT for Erie County, Pennsylvania. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
Jun 27, 1993, 8:12 PM EDT (00:12 UTC)
Expired
Jun 27, 1993, 9:00 PM EDT
In force
48 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Erie County, PA

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 0.2 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 00:00Z on 1993-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 691 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 00:00Z on 1993-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.1939587897Sfc1 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
691 J/kg
Mixed-layer CIN
-27 J/kg
Mixed-layer LCL
1210 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
199 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.4

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Jun 27, 7:33 PM EDT, 39 minutes before
OHZ001-002-011-280000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
733 PM EDT SUN JUN 27 1993

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELED FOR NORTHWEST OHIO.

AT 730 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT ALL THE
THUNDERSTORM ACTIVITY HAD MOVED EAST AND OUT OF NORTHWEST OHIO.
A LINE OF SHOWERS AND THUNDERSTORMS EXTENDS FROM NORTHEAST OHIO
TO WEST CENTRAL OHIO AND THIS LINE WILL CONTINUE TO MOVE EAST.

A COLD FRONT WILL PUSH THROUGH NORTHWEST OHIO LATER TONIGHT AND
BRING IN COOLER AND DRIER AIR FOR THE START OF THE WEEK.

BARNES
Special weather statement, Jun 27, 7:34 PM EDT, 38 minutes before
OHZ001-002-011-280000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TOLEDO OH
733 PM EDT SUN JUN 27 1993

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELED FOR NORTHWEST OHIO.

AT 730 PM EDT NATIONAL WEATHER SERVICE RADAR SHOWED THAT ALL THE
THUNDERSTORM ACTIVITY HAD MOVED EAST AND OUT OF NORTHWEST OHIO.
A LINE OF SHOWERS AND THUNDERSTORMS EXTENDS FROM NORTHEAST OHIO
TO WEST CENTRAL OHIO AND THIS LINE WILL CONTINUE TO MOVE EAST.

A COLD FRONT WILL PUSH THROUGH NORTHWEST OHIO LATER TONIGHT AND
BRING IN COOLER AND DRIER AIR FOR THE START OF THE WEEK.

BARNES
Special weather statement, Jun 27, 7:38 PM EDT, 34 minutes before
OHZ006-011-280130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
738 PM EDT SUN JUN 27 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL
OHIO UNTIL 10 PM.

AT 735 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM 15 MILES NORTHWEST OF MANSFIELD TO MARYSVILLE IN
SOUTHERN UNION COUNTY...CONTINUING SOUTHWEST TO DAYTON. THE STRONGEST
STORMS WERE LOCATED JUST NORTH OF MARION IN MARION COUNTY WITH ANOTHER
STRONG STORM 5 MILES WEST OF MARYSVILLE IN UNION COUNTY.

HEAVY RAIN AND PEA SIZE HAIL HAVE BEEN REPORTED WITH THESE STORMS.

BY 745 PM THIS LINE OF SHOWERS AND THUNDERSTORMS WILL EXTEND SOUTHWEST
FROM MANSFIELD...TO MT. GILEAD...TO SOUTH OF DAYTON.

IF THREATENING WEATHER APPROACHES BE PREPARED TO MOVE TO A PLACE OF
SAFETY.

DOXEY
Special weather statement, Jun 27, 7:38 PM EDT, 34 minutes before
OHZ006-011-280130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
738 PM EDT SUN JUN 27 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A LARGE PORTION OF CENTRAL
OHIO UNTIL 10 PM.

AT 735 PM EDT NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS
AND THUNDERSTORMS FROM 15 MILES NORTHWEST OF MANSFIELD TO MARYSVILLE IN
SOUTHERN UNION COUNTY...CONTINUING SOUTHWEST TO DAYTON. THE STRONGEST
STORMS WERE LOCATED JUST NORTH OF MARION IN MARION COUNTY WITH ANOTHER
STRONG STORM 5 MILES WEST OF MARYSVILLE IN UNION COUNTY.

HEAVY RAIN AND PEA SIZE HAIL HAVE BEEN REPORTED WITH THESE STORMS.

BY 745 PM THIS LINE OF SHOWERS AND THUNDERSTORMS WILL EXTEND SOUTHWEST
FROM MANSFIELD...TO MT. GILEAD...TO SOUTH OF DAYTON.

IF THREATENING WEATHER APPROACHES BE PREPARED TO MOVE TO A PLACE OF
SAFETY.

DOXEY
Special weather statement, Jun 27, 8:07 PM EDT, 5 minutes before
OHZ004-PAZ003-280045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
807 PM EDT SUN JUN 27 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE YOUNGSTOWN...
WARREN AND VICINITY AREA UNTIL 1000 PM EDT.

AT 800 PM WEATHER SERVICE RADAR INDICATED A BAND OF THUNDERSTORMS
IN NORTHERN AND CENTRAL TRUMBULL COUNTY. THESE STORMS WERE MOVING
EAST AT 30 MPH...AND SHOULD MOVE INTO MERCER COUNTY IN WESTERN
PENNSYLVANIA BY 830 PM. SOME TOWNS IN THE PATH OF THESE STORMS ARE
MERCER...GREENVILLE AND SHARON.

THESE STORMS HAVE A HISTORY OF PRODUCING FREQUENT LIGHTNING...GUSTY
WINDS OF AROUND 40 MPH...AND SMALL HAIL. PEOPLE IN THE PATH OF THESE
STORMS SHOULD STAY TUNED TO NOAA WExATHER RADIO AND LOCAL MEDIA FOR
FURTHER UPDATES.

VEENEMAN
Special weather statement, Jun 27, 8:07 PM EDT, 5 minutes before
OHZ004-PAZ003-280045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
807 PM EDT SUN JUN 27 1993

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE ENTIRE YOUNGSTOWN...
WARREN AND VICINITY AREA UNTIL 1000 PM EDT.

AT 800 PM WEATHER SERVICE RADAR INDICATED A BAND OF THUNDERSTORMS
IN NORTHERN AND CENTRAL TRUMBULL COUNTY. THESE STORMS WERE MOVING
EAST AT 30 MPH...AND SHOULD MOVE INTO MERCER COUNTY IN WESTERN
PENNSYLVANIA BY 830 PM. SOME TOWNS IN THE PATH OF THESE STORMS ARE
MERCER...GREENVILLE AND SHARON.

THESE STORMS HAVE A HISTORY OF PRODUCING FREQUENT LIGHTNING...GUSTY
WINDS OF AROUND 40 MPH...AND SMALL HAIL. PEOPLE IN THE PATH OF THESE
STORMS SHOULD STAY TUNED TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR
FURTHER UPDATES.

VEENEMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 9:31 PM EDTTornado WarningCLEHolmes29 min
Jun 27, 9:59 PM EDTTornado WarningCLETuscarawas61 min
Jun 28, 5:13 PM EDTSevere Thunderstorm WarningCLEMonroe, Noble62 min
Jun 28, 5:26 PM EDTSevere Thunderstorm WarningCLEWashington64 min
Jun 27, 8:28 PM EDTSevere Thunderstorm WarningCLECrawford, Venango62 min
Jun 27, 8:32 PM EDTSevere Thunderstorm WarningCLEMercer43 min
Jun 27, 8:48 PM EDTTornado WarningCLEMercer42 min
Jun 27, 9:17 PM EDTSevere Thunderstorm WarningCLEMcKean, Warren58 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 1993Every severe thunderstorm warning in 1993

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.