Alert archive / Ohio / Tornado Warnings in 1998

Tornado Warning 2, NWS Cleveland, OH

April 9, 1998Summit County, Ohio

NWS Cleveland, OH issued this tornado warning at Apr 9, 1998, 1:38 PM EDT for Summit County, Ohio. It was in force for 52 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
Apr 9, 1998, 1:38 PM EDT (17:38 UTC)
Expired
Apr 9, 1998, 2:30 PM EDT
In force
52 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Summit County, OH

The radar

The Cleveland radar (KCLE), 42 km from the middle of the area, began a volume at 17:37 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Apr 9, 1:45 PM EDTTornado F0Copley, OHA weak tornado touched down briefly near Copley causing some minor roof damage.

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.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 5.6 hours before the alert went out and 145 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, Pittsburgh, PA at 12:00Z on 1998-04-09Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 1998-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 154 square meters per square second.1939587897Sfc1 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
597 m above ground
0-6 km bulk shear
65 kt
0-1 km storm-relative helicity
154 m²/s²
0-3 km storm-relative helicity
357 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.

242 
WFUS1 KCLE 091745 RRA
TORCLE
OHC153-091830-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
138 PM EDT THU APR 9 1998
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  230 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...SUMMIT COUNTY
 
AT 135 PM RADAR AND A GROUND SPOTTER INDICATED A TORNADO NEAR
FAIRLAWN. THE TORNADO WAS MOVING NORTH NORTH EAST AT 20 MPH
AND WILL PASS NEAR PENINSULA  BOSTON HEIGHTS  AND TWINSBURG
BY 215 PM.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
LAPLANTE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 8:24 PM EDTSevere Thunderstorm WarningCLETrumbull51 min
Apr 8, 8:33 PM EDTSevere Thunderstorm WarningCLEPortage27 min
Apr 8, 9:57 PM EDTSevere Thunderstorm WarningCLECrawford48 min
Apr 8, 10:08 PM EDTSevere Thunderstorm WarningCLERichland52 min
Apr 8, 11:29 PM EDTSevere Thunderstorm WarningCLEMedina46 min
Apr 9, 9:59 AM EDTFlash Flood WarningCLEHuron, Richland3 hr
Apr 9, 11:24 AM EDTFlash Flood WarningCLEAshtabula2 hr
Apr 9, 1:54 PM EDTTornado WarningCLELorain51 min
Apr 9, 2:03 PM EDTSevere Thunderstorm WarningCLECuyahoga57 min
Apr 9, 2:21 PM EDTTornado WarningCLEPortage54 min
Apr 9, 3:24 PM EDTTornado WarningCLETrumbull51 min

Nearby

Tornado Warnings in Ohio, 1998Every tornado warning in 1998Tornadoes in 1998

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; radar from the NEXRAD Level II archive.