Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1994
Severe Thunderstorm Warning 250, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Aug 4, 1994, 2:06 PM EDT for Erie County, Pennsylvania. It was in force for 69 min.
The area
The counties it named.
The facts
- Issued
- Aug 4, 1994, 2:06 PM EDT (18:06 UTC)
- Expired
- Aug 4, 1994, 3:15 PM EDT
- In force
- 69 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Erie County, PA
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 6.1 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.
- Mixed-layer CAPE
- 199 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 866 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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, Aug 4, 11:40 AM EDT, 2 hours 26 minutes before
OHZ001>010-015>019-024>030-034>038-042>047-051>057-060>066-070>072- 041800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1140 AM EDT THU AUG 4 1994 A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A LARGE PORTION OF CENTRAL AND WESTERN OHIO UNTIL 600 PM EDT. SOME CITIES IN THE WATCH AREA ARE: LORAIN...SANDUSKY...FINDLAY... LIMA...TOLEDO...DAYTON...MANSFIELD AND COLUMBUS. AT 1140 AM..DOPPLER RADAR IN CLEVELAND SHOWED THAT THUNDERSTORMS WERE DEVELOPING RAPIDLY OVER NORTHWEST OHIO. THE LEADING EDGE OF THE STORMS STRETCHED FROM SANDUSKY...SOUTHWEST TO NEAR LIMA AND THEY WERE MOVING NORTHEAST AROUND 40 MPH. THIS MOVEMENT WILL BRING SHOWERS AND THUNDERSTORMS INTO ERIE AND HURON COUNTIES BY 1230 PM AND TOO NEAR LORAIN BY 130 PM. THE THUNDERSTORMS MAY PRODUCE STRONG WINDS AND HAIL. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IN A SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION AND RADIO STATIONS FOR LATER INFORMATION AND POSSIBLE WARNINGS. GABRIC
Special weather statement, Aug 4, 11:42 AM EDT, 2 hours 24 minutes before
OHZ001>010-015>019-024>030-034>038-042>047-051>057-060>066-070>072- 041800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 1140 AM EDT THU AUG 4 1994 A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR A LARGE PORTION OF CENTRAL AND WESTERN OHIO UNTIL 600 PM EDT. SOME CITIES IN THE WATCH AREA ARE: LORAIN...SANDUSKY...FINDLAY... LIMA...TOLEDO...DAYTON...MANSFIELD AND COLUMBUS. AT 1140 AM..DOPPLER RADAR IN CLEVELAND SHOWED THAT THUNDERSTORMS WERE DEVELOPING RAPIDLY OVER NORTHWEST OHIO. THE LEADING EDGE OF THE STORMS STRETCHED FROM SANDUSKY...SOUTHWEST TO NEAR LIMA AND THEY WERE MOVING NORTHEAST AROUND 40 MPH. THIS MOVEMENT WILL BRING SHOWERS AND THUNDERSTORMS INTO ERIE AND HURON COUNTIES BY 1230 PM AND TOO NEAR LORAIN BY 130 PM. THE THUNDERSTORMS MAY PRODUCE STRONG WINDS AND HAIL. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IN A SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION AND RADIO STATIONS FOR LATER INFORMATION AND POSSIBLE WARNINGS. GABRIC
Special weather statement, Aug 4, 12:29 PM EDT, 1 hour 37 minutes before
OHZ014-PAZ001-002-041800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 125 PM EDT THU AUG 4 1994 STRONG THUNDERSTORMS WILL MOVE ACROSS ASHTABULA...ERIE AND CRAWFORD COUNTIES. AT 1220 PM EDT DOPPLER RADAR IN INDICATED A STRONG THUNDERSTORM MOVING ALONG THE LAKE ERIE SHORELINE IN ASHTABULA COUNTY. THIS STORM WAS MOVING EAST AT 40 MPH AND WILL MOVE ACROSS SOUTHERN EIRE AND NORTHERN CRAWFORD COUNTIES IN EXTREME NORTHWESTERN PENNSYLVANIA BY 100 PM. THE THUNDERSTORM MAY PRODUCE STRONG WINDS AND HAIL. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IN A SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION AND RADIO STATIONS FOR LATER INFORMATION AND POSSIBLE WARNINGS. JOHNSON
Special weather statement, Aug 4, 1:25 PM EDT, 41 minutes before
OHZ014-PAZ001-002-041800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 125 PM EDT THU AUG 4 1994 STRONG THUNDERSTORMS WILL MOVE ACROSS ASHTABULA...ERIE AND CRAWFORD COUNTIES. AT 1220 PM EDT DOPPLER RADAR IN INDICATED A STRONG THUNDERSTORM MOVING ALONG THE LAKE ERIE SHORELINE IN ASHTABULA COUNTY. THIS STORM WAS MOVING EAST AT 40 MPH AND WILL MOVE ACROSS SOUTHERN EIRE AND NORTHERN CRAWFORD COUNTIES IN EXTREME NORTHWESTERN PENNSYLVANIA BY 100 PM. THE THUNDERSTORM MAY PRODUCE STRONG WINDS AND HAIL. IF THREATENING WEATHER APPROACHES...SEEK SHELTER IN A SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL TELEVISION AND RADIO STATIONS FOR LATER INFORMATION AND POSSIBLE WARNINGS. JOHNSON
Special weather statement, Aug 4, 1:52 PM EDT, 14 minutes before
OHZALL-PAZ001>003-041900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 152 PM EDT THU AUG 4 1994 A SEVERE THUNDERSTORM WATCH IS CANCELLED FOR NORTHWEST OHIO. THE WATCH REMAINS IS IN EFFECT FOR THE REMAINDER OF CENTRAL AND NORTHERN OHIO AS WELL AS FOR WESTERN PENNSYLVANIA. IN WESTERN OHIO THE WATCH EXPIRES AT 600 PM...WHILE THE EASTERN PORTION OF THE WATCH GOES UNTIL 800 PM. SOME CITIES IN THE WATCH AREA ARE ERIE PA...CLEVELAND...DAYTON... COLUMBUS AND ZANESVILLE. AT 145 PM...DOPPLER RADAR IN CLEVELAND INDICATED A LINE OF THUNDERSTORMS FROM PAINESVILLE IN LAKE COUNTY SOUTHWEST TO NORTH OF DAYTON. THE LINE WAS MOVING EAST AROUND 40 MPH AND WILL MOVE INTO EXTREME NORTHEAST OHIO AND TO AROUND DAYTON AND COLUMBUS BY 300 PM. NUMEROUS TREES WERE REPORTED DOWNED IN LORAIN COUNTY BETWEEN 1 AND 130 PM AND STREET FLOOD AND HIGH WINDS TO NEAR 50 MPH IN CLEVELAND. IF THREATENING WEATHER APPROACHES SEEK SHELTER INDOOR IN SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION FOR UPDATES AND WARNINGS. GABRIC
Special weather statement, Aug 4, 1:53 PM EDT, 13 minutes before
OHZALL-PAZ001>003-041900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 152 PM EDT THU AUG 4 1994 A SEVERE THUNDERSTORM WATCH IS CANCELLED FOR NORTHWEST OHIO. THE WATCH REMAINS IS IN EFFECT FOR THE REMAINDER OF CENTRAL AND NORTHERN OHIO AS WELL AS FOR WESTERN PENNSYLVANIA. IN WESTERN OHIO THE WATCH EXPIRES AT 600 PM...WHILE THE EASTERN PORTION OF THE WATCH GOES UNTIL 800 PM. SOME CITIES IN THE WATCH AREA ARE ERIE PA...CLEVELAND...DAYTON... COLUMBUS AND ZANESVILLE. AT 145 PM...DOPPLER RADAR IN CLEVELAND INDICATED A LINE OF THUNDERSTORMS FROM PAINESVILLE IN LAKE COUNTY SOUTHWEST TO NORTH OF DAYTON. THE LINE WAS MOVING EAST AROUND 40 MPH AND WILL MOVE INTO EXTREME NORTHEAST OHIO AND TO AROUND DAYTON AND COLUMBUS BY 300 PM. NUMEROUS TREES WERE REPORTED DOWNED IN LORAIN COUNTY BETWEEN 1 AND 130 PM AND STREET FLOOD AND HIGH WINDS TO NEAR 50 MPH IN CLEVELAND. IF THREATENING WEATHER APPROACHES SEEK SHELTER INDOOR IN SUBSTANTIAL BUILDING. LISTEN TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION FOR UPDATES AND WARNINGS. GABRIC
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 4, 12:32 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 58 min |
| Aug 4, 1:07 PM EDT | Severe Thunderstorm Warning | CLE | Huron, Lorain | 68 min |
| Aug 4, 1:14 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga | 61 min |
| Aug 4, 1:20 PM EDT | Severe Thunderstorm Warning | CLE | Ashland, Medina | 55 min |
| Aug 4, 1:24 PM EDT | Severe Thunderstorm Warning | CLE | Lake | 66 min |
| Aug 4, 1:49 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula, Geauga, Portage, Summit | 56 min |
| Aug 4, 2:20 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 55 min |
| Aug 4, 2:31 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 59 min |
| Aug 4, 6:12 PM EDT | Severe Thunderstorm Warning | CLE | Guernsey, Noble | 63 min |
| Aug 4, 6:26 PM EDT | Severe Thunderstorm Warning | CLE | Belmont, Harrison | 64 min |
| Aug 4, 6:50 PM EDT | Severe Thunderstorm Warning | CLE | Jefferson | 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.