Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 104, NWS Cleveland, OH

August 3, 1997Ottawa County, Sandusky County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 3, 1997, 10:37 PM EDT for Ottawa County, Sandusky County, Ohio. It was in force for 68 min. 2 reports 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
Aug 3, 1997, 10:37 PM EDT (02:37 UTC)
Expired
Aug 3, 1997, 11:45 PM EDT
In force
68 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Ottawa County, OH, Sandusky County, OH

What was reported inside it

TimeReportWhereRemark
Aug 3, 11:05 PM EDTHail 0.75Helena, OH
Aug 3, 11:15 PM EDTHail 0.75Gibsonburg, 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, 2.6 hours before the alert went out and 147 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 1997-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 467 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1997-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 square meters per square second.19395878Sfc1 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
467 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
645 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 040240 RRA
SVRCLE
OHC123-143-040345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
1037 PM EDT SUN AUG 3 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN  OHIO
 
   ...OTTAWA COUNTY...SANDUSKY COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
 
AT 1035 PM EDT DOPPLER RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM
OVER EASTERN LUCAS COUNTY AND MOVING TO THE SOUTHEAST AT 30 MPH.
DAMAGING WINDS...LARGE HAIL...FREQUENT LIGHTNING AND TORRENTIAL
DOWNPOURS ARE POSSIBLE WITH THIS STORM.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.
 
VRCEK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 9:29 PM EDTSevere Thunderstorm WarningCLELucas, Ottawa61 min
Aug 3, 9:52 PM EDTSevere Thunderstorm WarningCLEFulton38 min
Aug 3, 10:15 PM EDTTornado WarningCLELucas, Wood60 min
Aug 3, 11:06 PM EDTSevere Thunderstorm WarningCLESeneca69 min
Aug 4, 2:26 AM EDTSevere Thunderstorm WarningCLEHenry49 min
Aug 4, 2:40 AM EDTSevere Thunderstorm WarningCLESandusky, Seneca, Wood65 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.