Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1993
Severe Thunderstorm Warning 182, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 3, 1993, 3:57 PM EDT for Venango County, Pennsylvania. It was in force for 63 min.
The area
The counties it named.
The facts
- Issued
- Sep 3, 1993, 3:57 PM EDT (19:57 UTC)
- Expired
- Sep 3, 1993, 5:00 PM EDT
- In force
- 63 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Venango County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.0 hours before the alert went out and 114 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.
- Mixed-layer CAPE
- 757 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 572 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 120 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.8
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KERI 031958 SVRERI PAC121-032100- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ERIE PA 357 PM EDT FRI SEP 3 1993 THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 500 PM EDT FOR THE FOLLOWING LOCATION... IN NORTHWEST PENNSYLVANIA ...VENANGO COUNTY AT 355 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM ALONG THE MERCER COUNTY...VENANGO COUNTY BORDER WEST OF OIL CITY. THIS SEVERE STORM IS MOVING EASTWARD AT 35 MILES AN HOUR. IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN... AND DEADLY LIGHTNING ARE ALL POSSIBLE IN 2SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
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, Sep 3, 1:23 PM EDT, 2 hours 34 minutes before
OHZ004-007-091815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 123 PM EDT FRI SEP 3 1993 A LINE OF THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WAS MOVING THROUGH NORTHEAST OHIO THIS AFTERNOON. AT 120 PM AKRON CANTON WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM NORTHERN SUMMIT COUNTY SOUTHWEST THROUGH WAYNE COUNTY INTO WESTERN HOLMES COUNTY. THE STRONGEST THUNDERSTORM WITHIN THIS LINE WAS LOCATED 10 MILES WEST OF WOOSTER. THIS LINE WAS MOVING EAST AT 35 MPH AND...AT 2 PM...WILL BE LOCATED FROM RAVENNA THROUGH MASSILLON TO MILLERSBURG. THESE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY RAIN THAT WILL CAUSE PONDING OF WATER ON ROADWAYS AND LOW LYING AREAS. WIND GUSTS TO 35 MPH ARE ALSO POSSIBLE. THOMPSON
Special weather statement, Sep 3, 1:25 PM EDT, 2 hours 32 minutes before
OHZ004-007-091815- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 123 PM EDT FRI SEP 3 1993 A LINE OF THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WAS MOVING THROUGH NORTHEAST OHIO THIS AFTERNOON. AT 120 PM AKRON CANTON WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM NORTHERN SUMMIT COUNTY SOUTHWEST THROUGH WAYNE COUNTY INTO WESTERN HOLMES COUNTY. THE STRONGEST THUNDERSTORM WITHIN THIS LINE WAS LOCATED 10 MILES WEST OF WOOSTER. THIS LINE WAS MOVING EAST AT 35 MPH AND...AT 2 PM...WILL BE LOCATED FROM RAVENNA THROUGH MASSILLON TO MILLERSBURG. THESE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY RAIN THAT WILL CAUSE PONDING OF WATER ON ROADWAYS AND LOW LYING bAREAS. WIND GUSTS TO 35 MPH ARE ALSO POSSIBLE. THOMPSON
Special weather statement, Sep 3, 2:18 PM EDT, 1 hour 39 minutes before
OHZ004-007-091910- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 218 PM EDT FRI SEP 3 1993 A LINE OF THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WAS MOVING THROUGH NORTHEAST OHIO THIS AFTERNOON. AT 215 PM AKRON CANTON WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM NEAR RAVENNA SOUTHWEST THROUGH CANTON TO JUST WEST OF DOVER. THIS LINE WAS MOVING EAST AT 35 MPH. BRIEF HEAVY RAIN WILL CREATE NEAR ZERO VISIBILITY AND CAUSE PONDING OF WATER ON ROADWAYS AND LOW LYING AREAS. WIND GUSTS TO 45 MPH ARE ALSO LIKELY. BY 3 PM THIS LINE OF THUNDERSTORMS WILL EXTEND FROM NEAR YOUNGSTOWN SOUTH THROUGH CARROLL COUNTY. THOMPSON
Special weather statement, Sep 3, 2:20 PM EDT, 1 hour 37 minutes before
OHZ004-007-091910- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 218 PM EDT FRI SEP 3 1993 A LINE OF THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WAS MOVING THROUGH NORTHEAST OHIO THIS AFTERNOON. AT 215 PM AKRON CANTON WEATHER RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM NEAR RAVENNA SOUTHWEST THROUGH CANTON TO JUST WEST OF DOVER. THIS LINE WAS MOVING EAST AT 35 MPH. BRIEF HEAVY RAIN WILL CREATE NEAR ZERO VISIBILITY AND CAUSE PONDING OF WATER ON ROADWAYS AND LOW LYING AREAS. WIND GUSTS TO 45 MPH ARE ALSO LIKELY. BY 3 PM THIS LINE OF THUNDERSTORMS WILL EXTEND FROM NEAR YOUNGSTOWN SOUTH THROUGH CARROLL COUNTY. THOMPSON
Special weather statement, Sep 3, 2:50 PM EDT, 1 hour 7 minutes before
PAZ001-002-003-032000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 250 PM EDT FRI SEP 03 1993 ...SHOWERS AND THUNDERSTORMS MOVING INTO NORTHWEST PENNSYLVANIA... ...SEVERE THUNDERSTORM WATCH FOR ALL OF WESTERN PENNSYLVAINIA... ...EXCEPT ERIE COUNTY UNTIL 8 PM... ...FLASH FLOOD WATCH FOR WESTERN PENNSYLVANIA EXCEPT THE ERIE COUNTY... ...LAKESHORE UNTIL 11 PM... AT 245 PM WEATHER RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM SOUTHWEST ERIE COUNTY SOUTHWEST THROUGH EASTERN OHIO. THIS LINE IS MOVING EAST-WARD AT 35 MILES AN HOUR AND WILL BE MOVING ACROSS ERIE AND CRAWFORD COUNTIES. THUNDERSTORMS WILL PRODUCE DANGEROUS LIGHTNING...STRONG GUSTY WINDS...HAIL... AND HEAVY DOWNPOURS CAUSING ROADWAY AND LOWLAND FLOODING. PARRISH/BELK
Special weather statement, Sep 3, 2:59 PM EDT, 58 minutes before
PAZ001-002-003-032000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 250 PM EDT FRI SEP 03 1993 ...SHOWERS AND THUNDERSTORMS MOVING INTO NORTHWEST PENNSYLVANIA... ...SEVERE THUNDERSTORM WATCH FOR ALL OF WESTERN PENNSYLVAINIA... ...EXCEPT ERIE COUNTY UNTIL 8 PM... ...FLASH FLOOD WATCH FOR WESTERN PENNSYLVANIA EXCEPT THE ERIE COUNTY... ...LAKESHORE UNTIL 11 PM... AT 245 PM WEATHER RADAR INDICATED A LINE OF SHOWERS AND THUNDERSTORMS FROM SOUTHWEST ERIE COUNTY SOUTHWEST THROUGH EASTERN OHIO. THIS LINE IS MOVING EAST-WARD AT 35 MILES AN HOUR AND WILL BE MOVING ACROSS ERIE AND CRAWFORD COUNTIES. THUNDERSTORMS WILL PRODUCE DANGEROUS LIGHTNING...STRONG GUSTY WINDS...HAIL... NAND HEAVY DOWNPOURS CAUSING ROADWAY AND LOWLAND FLOODING. PARRISH/BELK
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 2, 8:18 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 57 min |
| Sep 2, 8:29 PM EDT | Severe Thunderstorm Warning | CLE | McKean, Warren | 61 min |
| Sep 2, 10:27 PM EDT | Flash Flood Warning | CLE | McKean | 3 hr |
| Sep 3, 3:45 PM EDT | Severe Thunderstorm Warning | CLE | Lawrence | 45 min |
| Sep 3, 3:50 PM EDT | Severe Thunderstorm Warning | CLE | Mercer | 40 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.