Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 56, NWS Cleveland, OH

June 21, 1997Hancock County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 21, 1997, 9:42 PM EDT for Hancock County, Ohio. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 21, 1997, 9:42 PM EDT (01:42 UTC)
Expired
Jun 21, 1997, 10:30 PM EDT
In force
48 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Hancock County, OH

The radar

The Cleveland radar (KCLE), 158 km from the middle of the area, began a volume at 01:43 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 21, 6:15 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 1.7 hours before the alert went out and 175 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, Cncnati-Daytn, OH at 00:00Z on 1997-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1325 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, Cncnati-Daytn, OH at 00:00Z on 1997-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 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
1325 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1233 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
152 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

157 
WUUS1 KCLE 220143 RRA
SVRCLE
OHC063-220230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
942 PM EDT SAT JUN 21 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...HANCOCK COUNTY
 
AT 940 PM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A LINE OF SEVERE
THUNDERSTORMS FROM SANDUSKY BAY TO NEAR LIMA. THESE STORMS ARE MOVING
NORTHEAST AT 40 MPH AND HAVE THE HISTORY OF PRODUCING DAMAGING WINDS AND
DOWNPOURS HEAVY ENOUGH TO CAUSE FLOODING.
 
THIS STORM WILL PASS OVER THE CITY OF FINDLAY.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
COMEAUX

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 21, 9:30 PM EDT, 12 minutes before
OHZ002-003-005-006-220200-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
930 PM EDT SAT JUN 21 1997

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR LUCAS...WOOD
FULTON AND HENRY COUNTIES.

WHILE RAIN AND A CHANCE OF THUNDERSTORMS WILL CONTINUE THIS EVENING AND
TONIGHT THE THREAT OF SEVERE WEATHER HAS DIMINISHED.

TK
Special weather statement, Jun 21, 9:33 PM EDT, 9 minutes before
OHZ002-003-005-006-220200-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
930 PM EDT SAT JUN 21 1997

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR LUCAS...WOOD
FULTON AND HENRY COU`NTIES.

WHILE RAIN AND A CHANCE OF THUNDERSTORMS WILL CONTINUE THIS EVENING AND
TONIGHT THE THREAT OF SEVERE WEATHER HAS DIMINISHED.

TK

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, 9:00 PM EDTSevere Thunderstorm WarningCLESandusky60 min
Jun 21, 9:05 PM EDTSevere Thunderstorm WarningCLEHancock40 min
Jun 21, 9:19 PM EDTSevere Thunderstorm WarningCLEOttawa41 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.