Alert archive / Ohio / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 42, NWS Cleveland, OH

June 30, 1990Lorain County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 30, 1990, 4:14 PM EDT for Lorain County, Ohio. It was in force for 61 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
Jun 30, 1990, 4:14 PM EDT (20:14 UTC)
Expired
Jun 30, 1990, 5:15 PM EDT
In force
61 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County 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

TimeReportWhereRemark
Jun 30, 4:20 PM EDTThunderstorm Wind 0Lorain, 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, 8.2 hours before the alert went out and 176 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.

Skew-T log-pSkew-T log-p diagram, Detroit, MI at 12:00Z on 1990-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 1990-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
901 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
231 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KCLE 302016
SVRCLE
OHC093-302115-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
414 PM EDT SAT JUN 30 1990
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  515 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTHEAST OHIO
          ...LORAIN
 
AT 400 PM...WEATHER RADAR SHOWED A SEVERE THUNDERSTORM ENTERING THE
NORTHWEST PORTION OF LORAIN COUNTY ABOUT 10 MILES NORTHWEST OF
OBERLIN. THE STORM WAS MOVING SOUTHEAST AROUND 30 MPH. THIS MOVEMENT
WILL TAKE THE STORM THROUGH OR NEAR THE COMMUNITIES OF
OBERLIN...GRAFTON...AMHERST AND ELYRIA. SMALL HAIL WAS REPORTED WITH
THIS STORM AS IT DEVELOPED N{EAR SANDUSKY.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
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 30, 3:30 PM EDT, 44 minutes before
OHZALL-302045-

SEVERE WEATHER OUTLOOK FOR OHIO
NATIONAL WEATHER SERVICE CLEVELAND OH
330 PM EDT SAT JUN 30 1990

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR THE NORTHERN THIRD OF
OHIO UNTIL 10 PM.

THE SEVERE THUNDERSTORM WATCH AREA IS GENERALLY NORTH OF A LINE FROM
PITTSBURGH TO FORT WAYNE. SOME OF THE CITIES IN THE WATCH AREA ARE
TOLEDO... FINDLAY... MANSFIELD... CLEVELAND... YOUNGSTOWN AND AKRON
CANTON.

SHOWERS AND THUNDERSTORMS BEGAN TO DEVELOP OVER SOUTHEAST MICHIGAN...
WESTERN LAKE ERIE AND NORTHEAST OHIO DURING THE MID AFTERNOON. AT 320 PM
WEATHER SERVICE RADAR SHOWED AN AREA OF SHOWERS OVER LAKE ERIE ABOUT 30
MILES NORTH OF CLEVELAND. OTHER THUNDERSTORMS WERE LOCATED OVER PORTAGE
AND COLUMBIANA COUNTIES. THESE STORMS WERE MOVING SOUTHEAST AT 35 MPH.

REMEMBER... A WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR SEVERE
WEATHER IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD
BE ON THE LOOKOUT FOR THREATENING WELATHER CONDITIONS AND LISTEN FOR
LATER STATEMENTS AND POSSIBLE WARNINGS.

SJN

The office that day

Everything else NWS Cleveland, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 30, 4:36 PM EDTSevere Thunderstorm WarningCLEMedina69 min
Jun 30, 5:12 PM EDTSevere Thunderstorm WarningCLEStark, Summit63 min
Jun 30, 5:52 PM EDTSevere Thunderstorm WarningCLEAshtabula53 min
Jun 30, 6:52 PM EDTSevere Thunderstorm WarningCLETuscarawas68 min
Jun 30, 7:30 PM EDTSevere Thunderstorm WarningCLETrumbull80 min
Jun 30, 7:33 PM EDTSevere Thunderstorm WarningCLEWashington57 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.