Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 202, NWS Cleveland, OH

July 7, 1994Portage County, Stark County, Summit County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 7, 1994, 12:39 AM EDT for Portage County, Stark County, Summit County, Ohio. It was in force for 66 min.

The area

The counties it named.

The facts

Issued
Jul 7, 1994, 12:39 AM EDT (04:39 UTC)
Expired
Jul 7, 1994, 1:45 AM EDT
In force
66 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Portage County, OH, Stark County, OH, Summit County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 00:00Z, 4.7 hours before the alert went out and 127 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 1994-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3989 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 1994-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
3989 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
1026 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
18 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 KCAK 070440
SVRCAK
OHC133-151-153-070545-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AKRON OH
1239 AM EDT THU JUL 7 1994
 
THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...S...
 
IN NORTHEAST OHIO
 
   ...PORTAGE COUNTY...STARK COUNTY...SUMMIT COUNTY
 
AT 1238 AM NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND INDICATED
A POSSIBLE SEVERE THUNDERSTORM OVER THE SUMMIT/STARK/PORTAGE COUNTIES
BORDER NEAR UNIONTOWN MOVING NORTHEAST AT ABOUT 10 MPH.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
 
 
IK

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 6, 8:58 PM EDT, 3 hours 41 minutes before
OHZ021-022-031-032-070200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
859 PM  EDT WED JUL 6  1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT FOR A LARGE
PORTION OF NORTHERN OHIO.

SOME CITIES IN THE WATCH AREA INCLUDE AKRON...CANTON...MANSFIELD AND
CLEVELAND.

RADAR AT 850 PM INDICATED SCATTERED THUNDERSTORMS OVER NORTHERN OHIO.

ONE STORM WAS OVER EASTERN ASHLAND COUNTY AND WAS MOVING NORTHEAST AT
ABOUT 20 MPH. THIS STORM MAY BRUSH WESTERN WAYNE COUNTY AND WILL
PRODUCE BRIEF HEAVY RAIN AND WIND GUSTS TO ABOUT 35 MPH UNTIL ABOUT
10 PM. THIS STORM HAS WEAKENED DURING THE PAST HOUR.

OTHER THUNDERSTORMS WERE INDICATED ABOUT 10 MILES SOUTH OF SANDUSKY.
                                                                      {
SHOWERS AND POSSIBLE THUNDERSTORMS WERE ALSO MOVING EAST THROUGH
SUMMIT AND PORTAGE COUNTIES.

NO SEVERE WEATHER HAS BEEN REPORTED BUT THE AIR OVER NORTHERN OHIO
IS VERY UNSTABLE AND IS CONDUCIVE TO THE FORMATION OF SEVERE
STORMS.

RLB
Special weather statement, Jul 6, 8:58 PM EDT, 3 hours 41 minutes before
OHZ021-022-031-032-070200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
859 PM  EDT WED JUL 6  1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL MIDNIGHT FOR A LARGE
PORTION OF NORTHERN OHIO.

SOME CITIES IN THE WATCH AREA INCLUDE AKRON...CANTON...MANSFIELD AND
CLEVELAND.

RADAR AT 850 PM INDICATED SCATTERED THUNDERSTORMS OVER NORTHERN OHIO.

ONE STORM WAS OVER EASTERN ASHLAND COUNTY AND WAS MOVING NORTHEAST AT
ABOUT 20 MPH. THIS STORM MAY BRUSH WESTERN WAYNE COUNTY AND WILL
PRODUCE BRIEF HEAVY RAIN AND WIND GUSTS TO ABOUT 35 MPH UNTIL ABOUT
10 PM. THIS STORM HAS WEAKENED DURING THE PAST HOUR.

OTHER THUNDERSTORMS WERE INDICATED ABOUT 10 MILES SOUTH OF SANDUSKY.
                                                                      {
SHOWERS AND POSSIBLE THUNDERSTORMS WERE ALSO MOVING EAST THROUGH
SUMMIT AND PORTAGE COUNTIES.

NO SEVERE WEATHER HAS BEEN REPORTED BUT THE AIR OVER NORTHERN OHIO
IS VERY UNSTABLE AND IS CONDUCIVE TO THE FORMATION OF SEVERE
STORMS.

RLB
Special weather statement, Jul 6, 9:15 PM EDT, 3 hours 24 minutes before
OHZ020-070200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
913 PM EDT WED JUL 6 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF NORTHERN OHIO
UNTIL MIDNIGHT EDT.

SOME CITIES IN THE WATCH AREA INCLUDE AKRON...CANTON...CLEVELAND...
DEFIANCE...FINDLAY...LIMA...LORAIN...MANSFIELD...SANDUSKY AND TOLEDO.

AT 910 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR IN CLEVELAND
INDICATED A RAPIDLY DEVELOPING THUNDERSTORM JUST E|AST OF THE CITY OF
LITCHFIELD IN MEDINA COUNTY.

THIS STORM WAS DRIFTING SLOWLY TO THE NORTHEAST AND IS CAPABLE OF
PRODUCING STRONG WINDS...SMALL HAIL...HEAVY DOWNPOURS AND DEADLY
LIGHTNING.

PASSETTI
Special weather statement, Jul 7, 12:29 AM EDT, 10 minutes before
PAZ008-070600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
1220 AM EDT THU JUL 07 1994

...MORE STRONG THUNDERSTORMS DEVELOPING ACROSS NORTHWEST PENNSYLVANIA...

AT 1222 AM EDT ERIE WEATHER RADAR SHOWED AN AREA OF SHOWERS AND THUNDERSTORMS
EXTENDING FROM JUST SOUTH OF FAIRPORT OHIO TO YOUNGSTOWN AND THEN EASTWARD INTO
MERCER COUNTY.  THIS AREA OF SHOWERS AND THUNDERSTORMS WAS MOVING TO THE EAST
AT 20 MILES PER HOUR AND WILL BE MOVING THROUGH VENANGO COUNTY DURING THE
NEXT HOUR AND A HALF.

AS THESE STORMS MOVE THROUGH VENANGO COUNTY THEY WILL PRODUCE VERY HEAVY RAIN...DANGEROUS LIGHTNING...GUSTY WINDS AND  POSSBILY SOME SMALL HAIL.

THE HEAVY RAIN OVER VENANGO COUNTY COULD PRODUCE SOME FLOODING ALONG
STREAMS AND CREEKS AND OTHER AREAS PRONE TO FLOODING.   VENANGO COUNTY
DID RECEIVE REPEATED HEAVY DOWNPOURS FROM THUNDERSTORMS THAT MOVED THROUGH
THE AREA WEDNESDAY AFTERNOON AND EVENING.   TH SLOW MOVEMENT OF THESE
STORhMS WILL INCREASE THE THREAT OF FLOODING.

TJP/MHB
Local storm report, Jul 7, 12:36 AM EDT, 3 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE TOLEDO OH
1235 AM EDT THU JUL 7 1994

ATTN: CLE GABRIC/KOSARIK
FROM: TOL

STORM REPORT FOR WEDNESDAY JULY 6 1994

SANDUSKY COUNTY...815 PM EDT...RT 13 1 MI N OF SANDUSKY/SENECA CO LINE
TREES DOWN...SOURCE...CLE SKYWARN SPOTTER NET.

MWD/PBM
Special weather statement, Jul 7, 12:37 AM EDT, 2 minutes before
OHZALL-070600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1235 AM EDT THU JUL 7 1994

STRONG THUNDERSTORMS WERE DEVELOPING OVER EXTREME NORTHEAST OHIO.

AT 1235 AM NATIONAL WEATHER SERVICE DOPPLER RADAR WAS SHOWING
SCATTERED STRONG THUNDERSTORMS OVER LAKE...GEAUGA AND ASHTABULA
COUNTIES. SOME OF THE STRONGEST THUNDERSTORMS WERE OVER WESTERN
LAKE COUNTY...WILLOUGHBY AND KIRTLAND. THE STORMS WERE MOVING
EAST AT 20 MPH.

THESE> STORMS CAN PRODUCE HAIL...STRONG WINDS AND HEAVY RAIN.

PEOPLE SHOULD MOVE TO SAFETY IF THREATENING WEATHER APPROACHES.

KIELTYKA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 9:43 PM EDTSevere Thunderstorm WarningCLEPortage47 min
Jul 6, 10:01 PM EDTSevere Thunderstorm WarningCLESummit29 min
Jul 6, 10:02 PM EDTSevere Thunderstorm WarningCLEMahoning58 min
Jul 6, 10:16 PM EDTSevere Thunderstorm WarningCLECuyahoga29 min
Jul 6, 10:18 PM EDTSevere Thunderstorm WarningCLETrumbull42 min
Jul 6, 10:48 PM EDTSevere Thunderstorm WarningCLECuyahoga42 min
Jul 6, 11:30 PM EDTSevere Thunderstorm WarningCLEPortage60 min
Jul 7, 4:44 AM EDTSevere Thunderstorm WarningCLEBelmont, Monroe61 min
Jul 7, 2:24 PM EDTSevere Thunderstorm WarningCLEHancock51 min
Jul 7, 3:06 PM EDTSevere Thunderstorm WarningCLESeneca54 min
Jul 7, 4:32 PM EDTSevere Thunderstorm WarningCLEPortage, Summit58 min
Jul 7, 4:58 PM EDTTornado WarningCLEPortage62 min
Jul 7, 5:32 PM EDTSevere Thunderstorm WarningCLESummit58 min
Jul 7, 6:24 PM EDTSevere Thunderstorm WarningCLESummit51 min
Jul 7, 6:47 PM EDTSevere Thunderstorm WarningCLEStark58 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1994Every severe thunderstorm warning in 1994

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.