Alert archive / Ohio / Severe Thunderstorm Warnings in 1990
Severe Thunderstorm Warning 91, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 6, 1990, 2:03 PM EDT for Huron County, Lorain County, Ohio. It was in force for 42 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 6, 1990, 2:03 PM EDT (18:03 UTC)
- Expired
- Sep 6, 1990, 2:45 PM EDT
- In force
- 42 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Huron County, OH, Lorain County, OH
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 6, 2:45 PM EDT | Thunderstorm Wind 0 | Lorain, OH |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Detroit, MI (KFNT), launched 12:00Z, 6.1 hours before the alert went out and 180 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
- 1594 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 630 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 185 m²/s²
- 0-3 km storm-relative helicity
- 178 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.9
The text
As transmitted, in the capitals the NWS used until 2016.
000
TTAA00 KCLE 061804
SVRCLE
OHC077-093-061845-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
203 PM EDT THU SEP 6 1990
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 245 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
IN NORTH CENTRAL OHIO
...HURON
IN NORTHEAST OHIO
...LORAIN
AT 2 PM RADAR WAS SHOWING A STRONG THUNDERSTORM BETWEEN NORWALK AND
NEW LONDON AND WAS MOVING SOUTHEAST AT 25 MPH. THESE THUNDERSTORMS
WILL AFFECT THE NEW LONDON AND SOUTHERN LORAIN COUNTY.
SEVERE THUNDERSTORMS MAY PRODUCE DAMAGING WINDS... FREQUENT
LIGHTNING AND HEAVY RAINS WHICH MAY CAUSE FLOODINiG OF DRAINAGE
SYSTEMS. REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO
PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING.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, 18 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, 14 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.
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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, 4:10 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 65 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 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.