Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 52, NWS Cleveland, OH

June 21, 1997Sandusky County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 1997, 9:00 PM EDT for Sandusky County, Ohio. It was in force for 60 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 21, 1997, 9:00 PM EDT (01:00 UTC)
Expired
Jun 21, 1997, 10:00 PM EDT
In force
60 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Sandusky County, OH

The radar

The Cleveland radar (KCLE), 107 km from the middle of the area, began a volume at 01:02 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
Jun 21, 9:12 PM EDTThunderstorm WindCountywide, 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.

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 1.0 hours before the alert went out and 153 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 00:00Z on 1997-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 344 joules per kilogram.LCLLFCEL10008507005003002001001 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, Detroit, MI at 00:00Z on 1997-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -6 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
344 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
-6 m²/s²
0-3 km storm-relative helicity
67 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 220100 RRA
SVRCLE
OHC143-220200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
900 PM EDT SAT JUN 21 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...SANDUSKY COUNTY
 
AT 857 PM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A SEVERE
THUNDERSTORM ENTERING WESTERN SANDUSKY COUNTY...WEST OF GIBSONBURG. THIS
STORM WAS MOVING EAST AT 20 MPH AND WILL EFFECT THE TOWNS OF LINDSEY AND
KINGSWAY. THESE STORMS WILL BE ACCOMPANIED BY HEAVY DOWNPOURS.
 
COMEAUX

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 8:20 PM EDTFlash Flood WarningCLEFulton, Henry, Lucas3 hr
Jun 21, 9:05 PM EDTSevere Thunderstorm WarningCLEHancock40 min
Jun 21, 9:19 PM EDTSevere Thunderstorm WarningCLEOttawa41 min
Jun 21, 9:42 PM EDTSevere Thunderstorm WarningCLEHancock48 min
Jun 21, 9:46 PM EDTSevere Thunderstorm WarningCLEHuron, Seneca59 min
Jun 21, 9:46 PM EDTSevere Thunderstorm WarningCLEErie59 min
Jun 22, 6:05 PM EDTSevere Thunderstorm WarningCLEMorrow55 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1997Every severe thunderstorm warning in 1997

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.