Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 87, NWS Cleveland, OH

July 18, 1997Marion County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 18, 1997, 7:10 PM EDT for Marion County, Ohio. It was in force for 65 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
Jul 18, 1997, 7:10 PM EDT (23:10 UTC)
Expired
Jul 18, 1997, 8:15 PM EDT
In force
65 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Marion County, OH

What was reported inside it

TimeReportWhereRemark
Jul 18, 7:30 PM EDTHail 1Marion, 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 watch it was issued in

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

IssuedProductOfficeLasted
Jul 18, 5:30 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.2 hours before the alert went out and 140 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 12:00Z on 1997-07-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 772 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, Cncnati-Daytn, OH at 12:00Z on 1997-07-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 28 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
772 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
1164 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
28 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 182312 RRA
SVRCLE
OHC101-190015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
710 PM EDT FRI JUL 18 1997
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  815 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...MARION COUNTY
 
AT 705 PM DOPPLER RADAR IN CLEVELAND SHOWED A SEVERE THUNDERSTORM
ENTERING NORTHWEST MARION COUNTY. IT WAS MOVING SOUTHEAST AT 25 MPH. THE
STORM SHOULD PASS ACROSS THE CITIES OF MEEKER AND MARION. THERE WERE
OTHER STRONG THUNDERSTORMS NEAR THE MARION CRAWFORD COUNTY LINE AND THEY
WILL MOVE ACROSS THE NORTHEASTERN PORTION OF MARION COUNTY.
 
 
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
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

Local storm report, Jul 18, 3:51 PM EDT, 3 hours 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
351 PM EDT FRI JUL 18 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0530 PM    MARION                    OH   WIND DAMAGE
07/18/97   MARION                         TREES DOWN AND QUARTER
                                          SIZE HAIL
Local storm report, Jul 18, 4:08 PM EDT, 3 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
408 PM EDT FRI JUL 18 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0315 PM    MARSEILLES                OH   WIND DAMAGE
07/18/97   WYANDOT                        LARGE TREES DOWN ON
                                          HIGHWAY 67

0340 PM    MEEKER                    OH   WIND DAMAGE
07/18/97   MARION                          NUMEROUS TREES DOWN

LG
Local storm report, Jul 18, 4:10 PM EDT, 3 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NWSFO CLEVELAND OHIO
408 PM EDT FRI JUL 18 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0315 PM    MARSEILLES                OH   WIND DAMAGE
07/18/97   WYANDOT                        LARGE TREES DOWN ON
                                          HIGHWAY 67

0340 PM    MEEKER                    OH   WIND DAMAGE
07/18/97   MARION     d                     NUMEROUS TREES DOWN

LG
Special weather statement, Jul 18, 5:36 PM EDT, 1 hour 34 minutes before
OHZ017-027-036>038-047-182300-
SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE CLEVELAND OH
536 PM EDT FRI JUL 18 1997

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF NORTHERN OHIO
UNTIL 11 PM. THE WATCH IN NORTHERN OHIO EXTENDS ROUGHLY FROM VAN
WERT...EASTWARD THROUGH FINDLAY...MARION AND MOUNT VERNON TO EAST OF
MILLERSBURG.

AT 530 PM...DOPPLER RADAR SHOWED SOME SCATTERED SHOWERS AND
THUNDERSTORMS FROM BUCYRUS TO MANSFIELD. HOWEVER...STRONG TO SEVERE
THUNDERSTORMS WERE MOVING INTO OHIO NEAR VAN WERT. THESE STORMS WILL
MOVE EAST-SOUTHEAST AND MAY AFFECT THE WATCH AREA THIS EVENING.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TELEVISION
STATIONS FOR UPDATES AND POSSIBLE WARNINGS. IF THREATENING WEATHER
APPROACHES...GO INDOORS TO THE LOWEST LEVEL OF A SUBSTANTIAL BUILDING.

GABRIC
CORRECTED TIME
Special weather statement, Jul 18, 5:37 PM EDT, 1 hour 33 minutes before
OHZ017-027-036>038-047-182300-
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
133 PM EDT FRI JUL 18 1997

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF NORTHERN OHIO
UNTIL 11 PM. THE WATCH IN NORTHERN OHIO EXTENDS ROUGHLY FROM VAN
WERT...EASTWARD THROUGH FINDLAY...MARION AND MOUNT VERNON TO EAST OF
MILLERSBURG.

AT 530 PM...DOPPLER RADAR SHOWED SOME SCATTERED SHOWERS AND
THUNDERSTORMS FROM BUCYRUS TO MANSFIELD. HOWEVER...STRONG TO SEVERE
THUNDERSTORMS WERE MOVING INTO OHIO NEAR VAN WERT. THESE STORMS WILL
MOVE EAST-SOUTHEAST AND MAY AFFECT THE WATCH AREA THIS EVENING.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TELEVISION
STATIONS FOR UPDATES AND POSSIBLE WARNINGS. IF THREATENING WEATHER
APPROACHES...GO INDOORS TO THE LOWEST LEVEL OF A SUBSTANTIAL BUILDING.

GABRIC

END/LAST NAME
Special weather statement, Jul 18, 5:38 PM EDT, 1 hour 32 minutes before
OHZ017-027-036>038-047-182300-
SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE CLEVELAND OH
536 PM EDT FRI JUL 18 1997

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR A PORTION OF NORTHERN OHIO
UNTIL 11 PM. THE WATCH IN NORTHERN OHIO EXTENDS ROUGHLY FROM VAN
WERT...EASTWARD THROUGH FINDLAY...MARION AND MOUNT VERNON TO EAST OF
MILLERSBURG.

AT 530 PM...DOPPLER RADAR SHOWED SOME SCATTERED SHOWERS AND
THUNDERSTORMS FROM BUCYRUS TO MANSFIELD. HOWEVER...STRONG TO SEVERE
THUNDERSTORMS WERE MOVING INTO OHIO NEAR VAN WERT. THESE STORMS WILL
MOVE EAST-SOUTHEAST AND MAY AFFECT THE WATCH AREA THIS EVENING.

LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO AND TELEVISION
STATIONS FOR UPDATES AND POSSIBLE WARNINGS. IF THREATENING WEATHER
APPROACHES...GO INDOORS TO THE LOWEST LEVEL OF A SUBSTANTIAL BUILDING.

GABRIC
CORRECTED TIME

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 17, 11:16 PM EDTSevere Thunderstorm WarningCLELucas44 min
Jul 18, 3:02 PM EDTSevere Thunderstorm WarningCLEMarion, Wyandot58 min
Jul 18, 6:36 PM EDTSevere Thunderstorm WarningCLEWyandot39 min
Jul 18, 7:37 PM EDTSevere Thunderstorm WarningCLEMorrow53 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.