Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 61, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 11, 1994, 6:39 PM EDT for Venango County, Pennsylvania. It was in force for 66 min.
The area
The counties it named.
The facts
- Issued
- Jun 11, 1994, 6:39 PM EDT (22:39 UTC)
- Expired
- Jun 11, 1994, 7:45 PM EDT
- In force
- 66 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Venango County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 10.7 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
- 442 J/kg
- Mixed-layer CIN
- -89 J/kg
- Mixed-layer LCL
- 1002 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS1 KERI 112241 SVRCLE PAC121-112345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ERIE PA 639 PM EDT SAT JUN 11 1994 THE NATIONAL WEATHER SERVICE IN ERIE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 745 PM EDT FOR THE FOLLOWING LOCATION... IN NORTHWEST PENNSYLVANIA ...VENANGO COUNTY AT 635PM EDT THIS SATURDAY EVENING THE NATIONAL WEATHER SERVICE RADAR IN ERIE SHOWED A SEVERE THUNDERSTORM JUST SOUTH OF FRANKLIN PENNSYLVANIA IN VENANGO COUNTY. THIS STORM IS TRAVELLING TO THE NORTHEAST AT 30 MILES AN HOUR AND WILL PASS JUST SOUTH OF OIL CITY WITHIN THE HALF HOUR. WSO ERIE THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS. &
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 11, 3:13 PM EDT, 3 hours 26 minutes before
PAZ001-002-003-112015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE PA 313 PM EDT SAT JUN 11 1994 ...SEVERE THUNDERSTORM WATCH FOR ALL OF NORTHWEST PENNSYLVANIA UNTIL 8PM EDT... AT 310 PM EDT STRONG AND ISOLATED SEVERE THUNDERSTORMS REMAINED OVER NORTHEAST OHIO. A STRONG THUNDERSTORM WAS MOVING INTO WESTERN CRAWFORD COUNTY PA NEAR LINESVILLE. THESE THUNDERSTORMS ARE CONTINUING TO MOVE NORTHEAST AT 25 MPH AND HAVE PRODUCED STRONG GUSTY WINDS AROUND 50 MPH NEAR YOUNGSTOWN AS WELL AS SOMPEA-SIZED HAIL EAST OF CLEVELAND. FREQUENT DEADLY LIGHTNING AND LOCALLY HEAVY RAIN MAY ALSO ACCOMPANY THESE STORMS. STAY TUNED TO NOAA WEATHER RADIO OR OTHER PUBLIC BROADCASTS FOR FURTHER UPDATES CONCERNING THIS SITUATION. BELK/TJP &
Special weather statement, Jun 11, 3:15 PM EDT, 3 hours 24 minutes before
PAZ001-002-003-112015- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE PA 313 PM EDT SAT JUN 11 1994 ...SEVERE THUNDERSTORM WATCH FOR ALL OF NORTHWEST PENNSYLVANIA UNTIL 8PM EDT... AT 310 PM EDT STRONG AND ISOLATED SEVERE THUNDERSTORMS REMAINED OVER NORTHEAST OHIO. A STRONG THUNDERSTORM WAS MOVING INTO WESTERN CRAWFORD COUNTY PA NEAR LINESVILLE. THESE THUNDERSTORMS ARE CONTINUING TO MOVE NORTHEAST AT 25 MPH AND HAVE PRODUCED STRONG GUSTY WINDS AROUND 50 MPH NEAR YOUNGSTOWN AS WELL AS SOMPEA-SIZED HAIL EAST OF CLEVELAND. FREQUENT DEADLY LIGHTNING AND LOCALLY HEAVY RAIN MAY ALSO ACCOMPANY THESE STORMS. STAY TUNED TO NOAA WEATHER RADIO OR OTHER PUBLIC BROADCASTS FOR FURTHER UPDATES CONCERNING THIS SITUATION. BELK/TJP &
Special weather statement, Jun 11, 3:56 PM EDT, 2 hours 43 minutes before
OHZ021-022-031-032-038-039-040-048-049-050--58-059-068-069-076-112100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 356 PM EDT SAT JUN 11 1994 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 8 PM TONIGHT FOR MUCH OF EASTERN OHIO. CITIES INCLUDED IN THE WATCH ARE...AKRON...ATHENS...CAMBRIDGE...CANTON ...MARIETTA...STEUBENVILLE...YOUNGSTOWN AND ZANESVILLE. SCATTERED SHOWERS AND THUNDERSTORMS WERE MOVING OVER EXTREME EASTERN OHIO THIS AFTERNOON. AT 350 PM NATIONAL WEATHER SERVICE RADAR INDICATED THE STORNGEST STORMS WERE OVER ASHTABULA COUNTY IN EXTREME NORTHEAST OHIO AND OVER EASTERN WASHINGTON COUNTY IN SOUTHEAST OHIO MOVING NORTHEAST AT AROUND 30 MPH. THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 45 MPH...VERY HEAVY RAIN AND SMALL HAIL. IF YOU ARE IN THE PATH OF THESE STORMS...MOVE TO A PLACE OF SAFETY UNTIL THEY HAVE PASSED. PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TV AND RADIO STATIONS FOR FURTHER INFORMATION AND POSSIBLE WARNINGS. IK
Special weather statement, Jun 11, 3:56 PM EDT, 2 hours 43 minutes before
OHZ021-022-031-032-038-039-040-048-049-050--58-059-068-069-076-112100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 356 PM EDT SAT JUN 11 1994 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 8 PM TONIGHT FOR MUCH OF EASTERN OHIO. CITIES INCLUDED IN THE WATCH ARE...AKRON...ATHENS...CAMBRIDGE...CANTON ...MARIETTA...STEUBENVILLE...YOUNGSTOWN AND ZANESVILLE. SCATTERED SHOWERS AND THUNDERSTORMS WERE MOVING OVER EXTREME EASTERN OHIO THIS AFTERNOON. AT 350 PM NATIONAL WEATHER SERVICE RADAR INDICATED THE STORNGEST STORMS WERE OVER ASHTABULA COUNTY IN EXTREME NORTHEAST OHIO AND OVER EASTERN WASHINGTON COUNTY IN SOUTHEAST OHIO MOVING NORTHEAST AT AROUND 30 MPH. THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 45 MPH...VERY HEAVY RAIN AND SMALL HAIL. IF YOU ARE IN THE PATH OF THESE STORMS...MOVE TO A PLACE OF SAFETY UNTIL THEY HAVE PASSED. PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TV AND RADIO STATIONS FOR FURTHER INFORMATION AND POSSIBLE WARNINGS. IK
Special weather statement, Jun 11, 6:09 PM EDT, 30 minutes before
OHZ023-033-041-PAZ007-013-112300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 609 PM EDT SAT JUN 11 1994 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 8 PM EDT FOR ALL OF NORTHWEST PENNSYLVANIA. AT 605 PM NATIONAL WEATHER SERVICE RADAR INDICATED THAT A STRONG THUNDERSTORM WAS SITUATED OVER THE EASTERN HALF OF MERCER COUNTY PENNSYLVANIA. THE STRONGEST PORTION OF THE STORM EXTENDED FROM NEAR MERCER TO STONEBORO. MOVEMENT WAS TO THE EAST AT 30 MPH. SMALL HAIL...WIND GUSTS TO 40 MPH AND BRIEF HEAVY DOWNPOURS ARE POSSIBLE WITH THIS STORM. THIS STORM SHOULD EXIT MERCER COUNTY BY 630 PM EDT. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR FURTHER UPDATES. KUBIN
Special weather statement, Jun 11, 6:09 PM EDT, 30 minutes before
OHZ023-033-041-PAZ007-013-112300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 609 PM EDT SAT JUN 11 1994 A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 8 PM EDT FOR ALL OF NORTHWEST PENNSYLVANIA. AT 605 PM NATIONAL WEATHER SERVICE RADAR INDICATED THAT A STRONG THUNDERSTORM WAS SITUATED OVER THE EASTERN HALF OF MERCER COUNTY PENNSYLVANIA. THE STRONGEST PORTION OF THE STORM EXTENDED FROM NEAR MERCER TO STONEBORO. MOVEMENT WAS TO THE EAST AT 30 MPH. SMALL HAIL...WIND GUSTS TO 40 MPH AND BRIEF HEAVY DOWNPOURS ARE POSSIBLE WITH THIS STORM. THIS STORM SHOULD EXIT MERCER COUNTY BY 630 PM EDT. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL MEDIA FOR FURTHER UPDATES. KUBIN
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 3:22 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 68 min |
| Jun 11, 4:15 PM EDT | Tornado Warning | CLE | Crawford | 30 min |
| Jun 11, 4:28 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 47 min |
| Jun 11, 4:43 PM EDT | Severe Thunderstorm Warning | CLE | Forest | 62 min |
| Jun 11, 4:50 PM EDT | Tornado Warning | CLE | Forest | 55 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1994Every severe thunderstorm warning in 1994
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.