Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 259, NWS Cleveland, OH

August 12, 1994Lake County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 12, 1994, 5:19 PM EDT for Lake County, Ohio. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Aug 12, 1994, 5:19 PM EDT (21:19 UTC)
Expired
Aug 12, 1994, 6:00 PM EDT
In force
41 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lake County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.3 hours before the alert went out and 174 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 12:00Z on 1994-08-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 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, Pittsburgh, PA at 12:00Z on 1994-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 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
8 J/kg
Mixed-layer CIN
-183 J/kg
Mixed-layer LCL
1046 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
132 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 KCLE 122122 RRA
SVRCLE
OHC085-OHZ501-122200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
519 PM EDT FRI AUG 12 1994
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...LAKE COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
 
AT 515 PM EDT NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
POSSIBLE SEVERE THUNDERSTORM OVER CENTRAL LAKE COUNTY NEAR PAINESVILLE.
THE STORM WAS MOVING NORTHEAST AT 40 MILES AN HOUR AND WILL MOVE NEAR
THE TOWNS OF MADISON...PERRY...AND MADISON ON THE LAKE.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
HEAVY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE
WATER COVERS THE ROAD.
 
 
GERARD

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, Aug 12, 5:01 PM EDT, 18 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
501 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED THUNDERSTORMS
TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS LINE.  STRONG
STORMS WERE SOUTHERN TUSCARAWAS COUNTY...JUST TO THE WEST OF THE TOWN
OF FLUSHING AND OVER NORTERH JEFFERSON COUNTY. ALL THE STORMS WERE MOVING
EASTERLY AROUND 25 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.
REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK
Special weather statement, Aug 12, 5:05 PM EDT, 14 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
505 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS AND
THUNDERTORMS TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS
LINE. STRONG STORMS WERE OVER SOUTHERN TUSCARAWAS COUNTY...JUST TO THE
WEST OF THE TOWN OF FLUSHING AND OVER NORTHERN JEFFERSON COUNTY. ALL THE
STORMS WERE MOVING EASTERLY AROUND 25 MPH.

THE STRONG STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.

REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK

...CORRECTED WORDING IN THE THIRD AND FOURTH PARAGRAPHS...
Special weather statement, Aug 12, 5:05 PM EDT, 14 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
501 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED THUNDERSTORMS
TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS LINE.  STRONG
STORMS WERE SOUTHERN TUSCARAWAS COUNTY...JUST TO THE WEST OF THE TOWN
OF FLUSHING AND OVER NORTERH JEFFERSON COUNTY. ALL THE STORMS WERE MOVING
EASTERLY AROUND 25 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.
REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK
Special weather statement, Aug 12, 5:06 PM EDT, 13 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
505 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED THUNDERSTORMS
TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS LINE.  STRONG
STORMS WERE SOUTHERN TUSCARAWAS COUNTY...JUST TO THE WEST OF THE TOWN
OF FLUSHING AND OVER NORTHERN JEFFERSON COUNTY. ALL THE STORMS WERE MOVING
EASTERLY AROUND 25 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.

REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK
Special weather statement, Aug 12, 5:07 PM EDT, 12 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
505 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS AND
THUNDERTORMS TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS
LINE. STRONG STORMS WERE SOUTHERN TUSCARAWAS COUNTY...JUST TO THE WEST
OF THE TOWN OF FLUSHING AND OVER NORTHERN JEFFERSON COUNTY. ALL THE
STORMS WERE MOVING EASTERLY AROUND 25 MPH.

THESE STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.

REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK
Special weather statement, Aug 12, 5:11 PM EDT, 8 minutes before
OHZ039-040-048-049-050-058-059-068-069-076-122205-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
505 PM EDT FRI AUG 12 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHERN
OHIO UNTIL 10 PM.

SOME CITIES INCLUDED IN THE WATCH AREA ARE ATHENS...CAMBRIDGE
CINCINNATI..IRONTON...MARIETTA...PORTSMOUTH...STEUBENVILLE AND
ZANESVILLE.

AT 450 PM NATIONAL WEATHER SERVICE RADAR SHOWED SCATTERED SHOWERS AND
THUNDERTORMS TO THE EAST OF A CLEVELAND...MINERVA...COSHOCTON...ATHENS
LINE. STRONG STORMS WERE OVER SOUTHERN TUSCARAWAS COUNTY...JUST TO THE
WEST OF THE TOWN OF FLUSHING AND OVER NORTHERN JEFFERSON COUNTY. ALL THE
STORMS WERE MOVING EASTERLY AROUND 25 MPH.

THE STRONG STORMS ARE CAPABLE OF PRODUCING GUSTY WINDS UP TO 40 MPH...VERY
HEAVY DOWNPOURS...FREQUENT LIGHTNING AND SMALL HAIL.

REMEMBER SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS...FREQUENT
LIGHTNING...VERY HEAVY RAINS AND LARGE HAIL.

KEEP AN EYE TO THE SKY AND IF THREATENING WEATHER APPROACHES
MOVE TO A PLACE OF SAFETY.

PLEASE LISTEN TO NOAA WEATHER RADIO OR YOUR LOCAL NEWS MEDIA
FOR LATER STATEMENTS AND POSSIBLE WARNINGS.

IK

...CORRECTED WORDING IN THE THIRD AND FOURTH PARAGRAPHS...

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 12, 4:02 PM EDTSevere Thunderstorm WarningCLEColumbiana43 min
Aug 12, 4:04 PM EDTSevere Thunderstorm WarningCLEMahoning36 min
Aug 12, 4:04 PM EDTSevere Thunderstorm WarningCLEMahoning56 min
Aug 12, 6:50 PM EDTSevere Thunderstorm WarningCLEAshtabula34 min
Aug 12, 7:52 PM EDTSevere Thunderstorm WarningCLEGuernsey40 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.