Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 155, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 29, 1994, 2:49 AM EDT for Crawford County, Pennsylvania. It was in force for 56 min.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1994, 2:49 AM EDT (06:49 UTC)
- Expired
- Jun 29, 1994, 3:45 AM EDT
- In force
- 56 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Crawford County, PA
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 6.8 hours before the alert went out and 142 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
- 17 J/kg
- Mixed-layer CIN
- -115 J/kg
- Mixed-layer LCL
- 1244 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 135 m²/s²
- 0-3 km storm-relative helicity
- 143 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPIT 290652 SVRERI PAC039-290745- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PITTSBURGH PA 249 AM EDT WED JUN 29 1994 THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 345 AM EDT FOR THE FOLLOWING LOCATIONS... IN WEST PENNSYLVANIA ...CRAWFORD COUNTY WEATHER RADAR IN ERIE INDICATES A POSSIBLE SEVERE THUNDERSTORM MOVING INTO WESTERN CRAWFORD COUNTY. THE STORM IS MOVING EAST NORTHEAST AT 35 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.
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 29, 12:23 AM EDT, 2 hours 26 minutes before
OHZ023-033-041-PAZ007-013-290530- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 1223 AM EDT WED JUN 29 1994 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MAHONING AND TRUMBULL COUNTIES IN NORTHEAST OHIO AND MERCER COUNTY IN WESTERN PENNSYLVANIA UNTIL 200 AM EDT. AT 1220 AM EDT NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF SEVERE THUNDERSTORMS FROM JUST EAST OF CLEVELAND THROUGH THE AKRON- CANTON AREA. THESE STORMS HAVE A HISTORY OF WIND DAMAGE SINCE 1000 PM EDT AND DAMAGING HAIL. MOVEMENT WAS TO THE EAST AT 20 MPH. THESE STORMS WILL ENTER TRUMBULL AND MAHONING COUNTIES BY 100 AM EDT. ADDITIONAL STRONG TO SEVERE THUNDERSTORMS WERE LOCATED NORTH AND WEST OF CLEVE(LAND AND WERE ALSO MOVING EAST AT 20 MPH. STAY TUNED TO NOAA WEATHER RADIO AND THE LOCAL MEDIA FOR UPDATES. WILKINSON
Special weather statement, Jun 29, 12:27 AM EDT, 2 hours 22 minutes before
PAZ001-002-290515- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE PA 1220 PM EDT TUE JUN 28 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ERIE...CRAWFORD...AND VENANGO COUNTIES IN NORTHWEST PENNSYLVANIA...ALONG WITH THE ADJACENT WATERS OF LAKE ERIE...UNTIL 2 AM WEDNESDAY... RADAR AT 1220 AM EDT SHOWED A LINE OF STRONG TO POSSIBLY SEVERE THUNDER- STORMS MOVING INTO THE CENTRAL WATERS OF LAKE ERIE. THE LINE OF STORMS EXTENDED FROM ST THOMAS ONTARIO...SOUTH TO NEAR CLEVELAND OHIO. THE STRONGEST THUNDERSTORM WAS LOCATED OVER THE CENTRAL WATERS OF LAKE ERIE...ABOUT 25 MILES NORTH OF FAIRPORT OHIO. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE EAST AT 40 MPH. STRONG WINDS IN EXCESS OF 50 MPH AND HAIL ARE POSSIBLE WITH THE PASSAGE OF THIS LINE OF STORMS. WITH THEIR PRESENT SPEED AND DIRECTION OF MOVEMENT...THE LINE OF STORMS WILL MOVE INTO WESTERN ERIE COUNTY OF PENNSYLVANIA...AND THE ADJACENT WATERS OF LAKE ERIE SHORTLY AFTER 115 AM. LISTEN TO NOAA WEATHER RADIO FOR FURTHER UPDATES THROUGHOUT THE EVENING. LAMBERT/PAONE/PARRISH
Local storm report, Jun 29, 12:43 AM EDT, 2 hours 6 minutes before
STORM REPORT NATIONAL WEATHER SERVICE TOLEDO OH 1243 AM EDT WED JUN 29 1994 ATTN: CLE GABRIC/KOSARIK FROM: TOL STORM REPORT FOR TUESDAY JUNE 29 1994 FULTON COUNTY 855 PM EDT HARRISON LAKE STATE PARK...TREE DOWN... LARGE LIMB DOWN...AWNING OFF OF CAMPER...SOURCE...HARRISON PARK RANGER. FULTON COUNTY...905 PM EDT WAUSEON RESERVOIR...2 MILES SOUTH OF WAUSEON... ESTIMATED 50 TO 60 MPH WINDS...SOURCE...SKYWARN SPOTTER. FULTON COUNTY...915 PM COUNTY ROADS 9 AND C...4 TO 5 INCH DIAMETER LIMBS DOWN...SOURCE...SKYWARN SPOTTER. FULTON COUNTY...915 PM EDT NEAR WEST SWANTON...2 TO 3 INCH DIAMETER LIMBS DOWN...SOURCE...SKYWARN SPOTTER. LUCAS COUNTY...1010 PM EDT EASTERN SWANTON...LUCAS/FULTON COUNTY LINE...15 TO 20 FOOT BRANCH 18 INCHES IN DIAMETER FELL OVER SIDE STREET...SOURCE...STATE HIGHWAY PATROL. BARNES
Local storm report, Jun 29, 12:43 AM EDT, 2 hours 6 minutes before
STORM REPORT NATIONAL WEATHER SERVICE TOLEDO OH 1243 AM EDT WED JUN 29 1994 ATTN: CLE GABRIC/KOSARIK FROM: TOL STORM REPORT FOR TUESDAY JUNE 29 1994 FULTON COUNTY 855 PM EDT HARRISON LAKE STATE PARK...TREE DOWN... LARGE LIMB DOWN...AWNING OFF OF CAMPER...SOURCE...HARRISON PARK RANGER. FULTON COUNTY...905 PM EDT WAUSEON RESERVOIR...2 MILES SOUTH OF WAUSEON... ESTIMATED 50 TO 60 MPH WINDS...SOURCE...SKYWARN SPOTTER. FULTON COUNTY...915 PM COUNTY ROADS 9 AND C...4 TO 5 INCH DIAMETER LIMBS DOWN...SOURCE...SKYWARN SPOTTER. FULTON COUNTY...915 PM EDT NEAR WEST SWANTON...2 TO 3 INCH DIAMETER LIMBS DOWN...SOURCE...SKYWARN SPOTTER. LUCAS COUNTY...1010 PM EDT EASTERN SWANTON...LUCAS/FULTON COUNTY LINE...15 TO 20 FOOT BRANCH 18 INCHES IN DIAMETER FELL OVER SIDE STREET...SOURCE...STATE HIGHWAY PATROL. BARNES
Special weather statement, Jun 29, 1:21 AM EDT, 1 hour 28 minutes before
PAZ001-002-003-290630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE PA 121 AM EDT WED JUN 29 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ERIE...CRAWFORD AND VENANGO COUNTIES...ALONG WITH THE ADJACENT WATERS OF LAKE ERIE UNTIL 2 AM EDT... ...LINE OF STRONG THUNDERSTORMS MOVING ACROSS THE CENTRAL WATERS OF LAKE ERIE... RADAR AT 115 AM SHOWED A LINE OF STRONG THUNDERSTORMS STRETCHING FROM NEAR PORT ROWAN IN SOUTHERN ONTARIO...SOUTHWEST TO GENEVA AND FAIRPORT OHIO. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE EAST AT 40 MPH. THE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE STRONG WINDS OVER 40 MPH ...DEADLY CLOUD-TO-GROUND LIGHTNING...AND POSSIBLY SMALL HAIL. THE THUNDERSTORMS HAVE SHOWN A GRADUAL WEAKENING TREND DURING THE PAST HOUR. KEEP TUNED TO NOAA WEATHER RAIO DURING THE MORNING HOURS FOR FURTHER UPDATES. LAMBERT/PAONE/PARRISH
Special weather statement, Jun 29, 1:24 AM EDT, 1 hour 25 minutes before
PAZ001-002-003-290630- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE PA 121 AM EDT WED JUN 29 1994 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ERIE...CRAWFORD AND VENANGO COUNTIES...ALONG WITH THE ADJACENT WATERS OF LAKE ERIE UNTIL 2 AM EDT... ...LINE OF STRONG THUNDERSTORMS MOVING ACROSS THE CENTRAL WATERS OF LAKE ERIE... RADAR AT 115 AM SHOWED A LINE OF STRONG THUNDERSTORMS STRETCHING FROM NEAR PORT ROWAN IN SOUTHERN ONTARIO...SOUTHWEST TO GENEVA AND FAIRPORT OHIO. THIS LINE OF THUNDERSTORMS WAS MOVING TO THE EAST AT 40 MPH. THE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE STRONG WINDS OVER 40 MPH ...DEADLY CLOUD-TO-GROUND LIGHTNING...AND POSSIBLY SMALL HAIL. THE THUNDERSTORMS HAVE SHOWN A GRADUAL WEAKENING TREND DURING THE PAST HOUR. KEEP TUNED TO NOAA WEATHER RAIO DURING THE MORNING HOURS FOR FURTHER UPDATES. LAMBERT/PAONE/PARRISH
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 4:05 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 55 min |
| Jun 29, 7:17 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 58 min |
| Jun 29, 7:21 PM EDT | Severe Thunderstorm Warning | CLE | Mercer | 69 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.