Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 98, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 6, 1990, 4:10 PM EDT for Mercer County, Pennsylvania; Mahoning County, Ohio. It was in force for 65 min.
The area
The counties it named.
The facts
- Issued
- Sep 6, 1990, 4:10 PM EDT (20:10 UTC)
- Expired
- Sep 6, 1990, 5:15 PM EDT
- In force
- 65 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Mahoning County, OH, Mercer County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 8.2 hours before the alert went out and 90 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
- 58 J/kg
- Mixed-layer CIN
- -206 J/kg
- Mixed-layer LCL
- 691 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 59 m²/s²
- 0-3 km storm-relative helicity
- 68 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, Sep 6, 1:45 PM EDT, 2 hours 25 minutes before
OHZ002-003-011-061900- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 145 PM EDT THU SEP 6 1990 THUNDERSTORMS WITH HEAVY RAIN WERE DEVELOPING ACROSS THE LAKESHORE COUNTIES OF OHIO THIS AFTERNOON. AT 140 PM EDT RADAR SHOWED A THUNDERSTORM WITH HEAVY RAIN FROM NORWALK TO WILLARD IN HURON COUNTY. THE THUNDERSTORM WAS MOVING SOUTHEAST AT 25 MPH. RADAR ALSO INDICATED A LINE OF THUNDERSTORMS FROM LONDON TO ABOUT 25 MILES NORTHEAST OF CLEVELAND. THE THUNDERSTORMS WILL MOVE INTO EXTREME NORTHEAST OHIO BY 230 PM. A SPECIAL MARINE WARNING IS IN EFFECT FOR LAKE ERIE FROM FAIRPORT HARBOR TO RIPLEY UNTIL 330 PM EDT. THESE THUNDERSTORMS CAN BE SEVERE WITH DAMAGING WINDS... HAIL CAND HEAVY RAIN. MORE THUNDERSTORMS WILL BE DEVELOPING AND MOVING ACROSS OHIOS LAKESHORE COUNTIES THROUGH THE AFTERNOON AND INTO THE EVENING. PEOPLE IN NORTHERN OHIO SHOULD MOVE TO SAFE SHELTER IF THREATENING WEATHER APPROACHES. KIELTYKA
Special weather statement, Sep 6, 1:49 PM EDT, 2 hours 21 minutes before
PAZ001-02-062000 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 140 PM EDT THU SEP 06 1990 ...THUNDERSTORMS HEADING TOWARD THE PENNSYLVANIA LAKESHORE... AT 140 PM EDT WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS OVER LAKE ERIE...EXTENDING FROM JUST SOUTH OF PORT BURWELL...ONTARIO WESTWARD TO THE CENTRAL PORTION OF LAKE ERIE. THE LINE OF THUNDERSTORMS WAS MOVING SOUTH AT 30 MILES AN HOUR AND WILL REACH THE WESTERN PENNSYLVANIA LAKE SHORE AREA AROUND 230 PM EDT. THESE THUNDERSTORMS HAVE THE POTENTIAL TO PRODUCE HEAVY DOWNPOURS...WIND GUSTS TO 50 MILES AN HOUR AND POSSIBLE HAIL. BOATERS ON LAKE ERIE SHOULD SEEK SAFE HARBOR SOON AS THESE STORMS APPROACH THE LAKESHORE.
Special weather statement, Sep 6, 2:47 PM EDT, 1 hour 23 minutes before
PAZ001-02-062100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 245 PM EDT THU SEP 06 1990 ...THUNDERSTORMS JUST NORTH OF THE PENNSYLVANIA LAKESHORE... AT 240 PM EDT A LINE OF THUNDERSTORMS STRETCHED FROM LONG POINT ONTARIO TO THE SOUTH SHORE OF LAKE ERIE OF NORTHEAST OHIO. THE LINE OF LINE THUNDERSTORMS WAS MOVING SOUTHEAST AT 30 MILES AN HOUR AND SHOULD REACH THE PENNSYLVANIA LAKESHORE BY 3PM EDT AND NORTHERN CRAWFORD COUNTY SHORTLY AFTER 330 PM. THE THUNDERSTORMS WILL CONTAIN HEAVY DOWNPOURS AND POSSIBLE WIND GUSTS TO 60 MILES AN HOUR AS THEY MOVE THROUGH NORTHWEST PENNSYLVANIA. PEOPLE LIVING IN ERIE AND CRAWFORD COUNTIES SHOULD REMAIN INDOORS AS THESE STORMS MOVE INTO YOUR AREA. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ERIE...CRAWFORD AND VENANGO COUNTIES UNTIL 8 PM THIS EVENING. TJP/RR
Special weather statement, Sep 6, 2:50 PM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 250 PM EDT THU SEP 06 1990 PAZ001-02-062100 SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 245 PM EDT THU SEP 06 1990 ...THUNDERSTORMS JUST NORTH OF THE PENNSYLVANIA LAKESHORE... AT 240 PM EDT A LINE OF THUNDERSTORMS STRETCHED FROM LONG POINT ONTARIO TO THE SOUTH SHORE OF LAKE ERIE OF NORTHEAST OHIO. THE LINE OF THUNDERSTORMS WAS MOVING SOUTHEAST AT 30 MILES AN HOUR AND SHOULD REACH THE PENNSYLVANIA LAKESHORE BY 3PM EDT AND NORTHERN CRAWFORD COUNTY SHORTLY AFTER 330 PM. THE THUNDERSTORMS WILL CONTAIN HEAVY DOWNPOURS AND POSSIBLE WIND GUSTS TO 60 MILES AN HOUR AS THEY MOVE THROUGH NORTHWEST PENNSYLVANIA. PEOPLE LIVING IN ERIE AND CRAWFORD COUNTIES SHOULD REMAIN INDOORS AS THESE STORMS MOVE INTO YOUR AREA. A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ERIE...CRAWFORD AND VENANGO COUNTIES UNTIL 8 PM THIS EVENING. TJP/RR
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 6, 3:19 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Erie | 56 min |
| Sep 6, 4:18 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 57 min |
| Sep 6, 4:35 PM EDT | Severe Thunderstorm Warning | CLE | Lawrence | 55 min |
| Sep 6, 4:52 PM EDT | Severe Thunderstorm Warning | CLE | Venango | 68 min |
| Sep 6, 7:46 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 59 min |
| Sep 6, 2:03 PM EDT | Severe Thunderstorm Warning | CLE | Huron, Lorain | 42 min |
| Sep 6, 3:00 PM EDT | Severe Thunderstorm Warning | CLE | Geauga | 30 min |
| Sep 6, 3:06 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 54 min |
| Sep 6, 3:09 PM EDT | Tornado Warning | CLE | Geauga | 36 min |
| Sep 6, 3:20 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 40 min |
| Sep 6, 3:23 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 67 min |
| Sep 6, 3:30 PM EDT | Severe Thunderstorm Warning | CLE | Portage, Stark, Summit | 60 min |
| Sep 6, 4:05 PM EDT | Tornado Warning | CLE | Trumbull | 55 min |
| Sep 6, 4:15 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 60 min |
| Sep 6, 4:27 PM EDT | Severe Thunderstorm Warning | CLE | Carroll, Holmes, Tuscarawas | 63 min |
| Sep 6, 6:18 PM EDT | Severe Thunderstorm Warning | CLE | Belmont | 42 min |
| Sep 6, 7:48 PM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga, Lorain | 57 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1990Severe Thunderstorm Warnings in Ohio, 1990Every severe thunderstorm warning in 1990
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.