Alert archive / Ohio / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 78, NWS Cleveland, OH

July 12, 1992Summit County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 12, 1992, 9:09 PM EDT for Summit County, Ohio. It was in force for 66 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 12, 1992, 9:09 PM EDT (01:09 UTC)
Expired
Jul 12, 1992, 10:15 PM EDT
In force
66 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Summit County, OH

What was reported inside it

TimeReportWhereRemark
Jul 12, 9:22 PM EDTTornado F3Summit, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 1.2 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 00:00Z on 1992-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1048 joules per kilogram.LCLEL10008507005003002001001 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, Pittsburgh, PA at 00:00Z on 1992-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 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
1048 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1053 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
252 m²/s²
Significant tornado parameter
0.9
Supercell composite
9.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCAK 130109
SVRCAK
OHC153-130215-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AKRON OH
909 PM EDT SUN JUL 12 1992
 
THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1015 PM EDT
FOR PEOPLE IN THE FOLLOWING COUNTY......
 
IN NORTHEAST OHIO
 
   ...SUMMIT COUNTY
 
RADAR AT 905 PM INDICATED A POSSIBLE SEVERE THUNDERSTORM NEAR
RICHFIELD MOVING EAST AT ABOUT 40 MPH.
 
 
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 ZCROSSINGS.
RLB

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, Jul 12, 7:56 PM EDT, 1 hour 13 minutes before
OHZ004-007-130100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
755 PM  EDT SUN JUL 12 1992

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT FOR ABOUT THE NORTHERN
HALF OF OHIO WITH THE EXCEPTION OF THE EXTREME EASTERN COUNTIES.

RADAR AT 750 WAS SHOWING A LARGE AREA OF SHOWERS AND THUNDERSTORMS FROM
30 MILES NORTHWEST OF COLUMBUS THROUGH THE AKRON-CANTON AREA TO 50
MILES NORTHEAST OF YOUNGSTOWN.

THE STRONGEST STORMS WERE INDICATED ABOUT 30 MILES WEST OF CLEVELAND AND
ALSO NEAR SANDUSKY.

LIGHT RAIN WAS SPREADING EASTWARD THROUGH WAYNE...STARK...SUMMIT AND
PORTAGE COUNTIES. THIS RAIN WILL GRADUALLY GET HEAVIER THROUGH THE
EVENING AS THUNDERSTORMS MOVE THROUGH THE AvREA.

THOSE IN THE WATCH AREA SHOULD RREMAIN ALERT AND BE PREPARED TO MOVE
TO A PLACE OF SAFETY SHOULD CONDITIONS BECOME THREATENING.

RLB
Special weather statement, Jul 12, 8:02 PM EDT, 1 hour 7 minutes before
OHZ004-007-130100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
755 PM  EDT SUN JUL 12 1992

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 11 PM FOR ABOUT
THE NORTHERN HALF OF OHIO WITH THE EXCEPTION OF THE EXTREME EASTERN
AREAS.

RADAR AT 750 PMWAS SHOWING A LARGE AREA OF SHOWERS AND THUNDERSTORMS
FROM 30 MILES NORTHWEST OF COLUMBUS THROUGH THE AKRON-CANTON AREA TO 50
MILES NORTHEAST OF YOUNGSTOWN.

THE STRONGEST STORMS WERE INDICATED ABOUT 30 MILES WEST OF CLEVELAND AND
ALSO NEAR SANDUSKY.

LIGHT RAIN WAS SPREADING EASTWARD THROUGH WAYNE...STARK...SUMMIT AND
PORTAGE COUNTIES. THIS RAIN WILL GRADUALLY GET HEAVIER THROUGH THE
EVENING AS THUNDERSTORMS MOVE THROUGH THE AREA.
THOSE IN THE WATCH AREA SHOULD REMAIN ALERT AND BE PREPARED TO MOVE TO
A PLACE OF SAFETY SHOULD CONDITIONS BECOME THREATENING.

RLB
...CORRECTED TO ADD EXPIRATION TIME OF WATCH...
Special weather statement, Jul 12, 8:55 PM EDT, 14 minutes before
OHZ004-007-130200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
855 PM  EDT SUN JUL 12 1992

A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 11 PM FOR ABOUT
THE NORTHERN HALF OF OHIO WITH THE EXCEPTION OF THE EXTREME EASTERN
COUNTIES.

RADAR AT 850 PM WAS SHOWING A LARGE AREA OF SHOWERS AND THUNDERSTORMS
OCCURRING NORTH OF A LINE FROM COLUMBUS TO NEW PHILADELPHIA TO 70 MILES
EAST OF YOUNGSTOWN.

THE STRONGEST STORMS WERE INDICATED IN A NARROW LINE FROM 30 MILES
NORTHWEST OF MANSFIELD TO ABOUT 20 MILES NORTHEAST OF CLEVELAND.

THE LINE WAS MOVING EAST AT ABOUT 40 MPH AND WILL REACH SUMMIT COUNTY
BETWEEN 930 AND 10 PM. THESE  STORMS HAVE A HISTORY OFF SEVERE WEA*THER
AND THOSE ALONG THEIR PATH SHOULD BE PREPARED TO MOVE TO A PLACE OF
SAFETY.

RLB
Special weather statement, Jul 12, 9:02 PM EDT, 7 minutes before
OHZ011-006-130200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MANSFIELD OH
900 PM EDT SUN JUL 12 1992

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL OF NORTH CENTRAL OHIO
AND MOST OF NORTHERN OHIO UNTIL 11PM EDT.

AT 855 PM NATIONAL WEATHER SERVICE RADAR SHOWED A EXTENSIVE AREA OF
HEAVY RAIN AND STRONG THUNDERSTORMS OVER ABOUT THE NORTHERN HALF OF
OHIO. WITHIN THIS AREA WAS A STRONGER LINE OF THUNDERSTORMS LOCATED
ABOUT 10 MILES NORTH OF MEDINA TO 15 MILES NORTHEAST OF UPPER SANDUSKY
TO WAPAKONETA IN WEST CENTRAL OHIO. THESE THUNDERSTORMS WERE MOVING
EAST AT 30 MILES AN HOUR.

SOME OF THESE THUNDERSTORMS HAVE PRODUCED TORNADOES AND FUNNEL CLOUDS IN
WESTERN AND NORTHERN 0OHIO EARILER THIS EVENING.

PEOPLE IN THE WATCH AREAS SHOULD REMAIN ALERT FOR CHANGING WEATHER
CONDITIONS AND BE PREPARED TO TAKE COVER IF THREATENING WEATHER
APPROACHES YOU.

GB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 8:06 PM EDTTornado WarningCLECuyahoga84 min
Jul 12, 8:22 PM EDTTornado WarningCLEErie, Lorain68 min
Jul 12, 8:29 PM EDTTornado WarningCLEHuron61 min
Jul 12, 8:52 PM EDTTornado WarningCLEMedina68 min
Jul 12, 9:13 PM EDTTornado WarningCLEGeauga77 min
Jul 12, 9:18 PM EDTTornado WarningCLEPortage57 min
Jul 12, 9:56 PM EDTTornado WarningCLESummit, Wayne64 min
Jul 12, 10:14 PM EDTTornado WarningCLEPortage61 min
Jul 13, 4:08 PM EDTSevere Thunderstorm WarningCLEHenry, Putnam67 min
Jul 13, 4:33 PM EDTSevere Thunderstorm WarningCLEHancock42 min
Jul 13, 4:36 PM EDTTornado WarningCLEHancock39 min
Jul 13, 4:43 PM EDTTornado WarningCLEHenry, Wood47 min
Jul 13, 4:52 PM EDTTornado WarningCLESeneca53 min
Jul 13, 5:16 PM EDTTornado WarningCLEHancock44 min
Jul 13, 5:27 PM EDTTornado WarningCLEWood33 min
Jul 13, 5:43 PM EDTTornado WarningCLEHenry47 min
Jul 13, 5:43 PM EDTTornado WarningCLESeneca47 min
Jul 13, 5:44 PM EDTTornado WarningCLEHuron61 min
Jul 13, 5:56 PM EDTTornado WarningCLEWyandot64 min
Jul 13, 6:17 PM EDTTornado WarningCLEHolmes, Wayne58 min
Jul 13, 7:20 PM EDTTornado WarningCLEHolmes55 min
Jul 13, 7:44 PM EDTTornado WarningCLEColumbiana46 min
Jul 13, 7:48 PM EDTTornado WarningCLEStark, Tuscarawas57 min
Jul 13, 7:58 PM EDTSevere Thunderstorm WarningCLEAshtabula, Lake62 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1992Every severe thunderstorm warning in 1992

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.