Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 291, NWS Cleveland, OH

August 28, 1994Coshocton County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 28, 1994, 5:38 PM EDT for Coshocton County, Ohio. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Aug 28, 1994, 5:38 PM EDT (21:38 UTC)
Expired
Aug 28, 1994, 6:45 PM EDT
In force
67 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Coshocton County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 9.6 hours before the alert went out and 155 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 1994-08-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 653 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 1994-08-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
653 J/kg
Mixed-layer CIN
-37 J/kg
Mixed-layer LCL
822 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCAK 282141 RRA
SVRCAK
OHC031-282230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AKRON OH
538 PM EDT SUN AUG 28 1994
 
THE NATIONAL WEATHER SERVICE IN AKRON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN EAST CENTRAL OHIO
 
   ...COSHOCTON COUNTY
 
WEATHER RADAR AT THE AKRON CANTON AIRPORT INDICATED POSSIBLE SEVERE
THUNDERSTORMS OVER KNOX COUNTY. THESE THUNDERSTORMS HAVE PRODUCED
GOLF BALL SIZED HAIL AND WIND GUSTS TO 75 MPH IN DELAWARE COUNTY.
 
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
MARTIN

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 28, 12:00 PM EDT, 5 hours 38 minutes before
OHZ010>014-020-PAZ001-002-281700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1200 PM EDT SUN AUG 28 1994

A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST OHIO...
NORTHWEST PENNSYLVANIA...AND THE ADJACENT WATERS OF LAKE ERIE
UNTIL 500 PM EDT.

SOME OF THE CITIES IN THE WATCH AREA ARE ERIE PENNSYLVANIA...
AKRON...ASHTABULA...YOUNGSTOWN AND PAINESVILLE.

AT 1150 AM EDT DOPPLER RADAR IN CLEVELAND WAS SHOWING SCATTERED SHOWERS
AND FEW THUNDERSTORMS OVER NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.
THE STRONGEST THUNDERSTORMS WERE OVER NORTHERN SUMMIT AND NORTHERN
GEAUGA COUNTIES IN NORTHEAST OHIO.  THEY WERE MOVING EAST AROUND 40 MPH.

RADAR WAS ALSO SHOWING STRONG THUNDERSTORMS OVER THE NORTHERN SECTIONS
OF LAKE ERIE FROM NORTH OF CLEVELAND TO NORTH OF ERIE PENNSYLVANIA.
THEY WERE MOVING EAST AROUND 40 TO 50 MPH.  IF THESE THUNDERSTORMS HOLD
TOGETHER THEY SHOULD REACH THE OHIO AND PENNSYLVANIA SHORELINE FROM THE
CLEVELAND AREA EAST AROUND 1230 PM TO 130 PM.

THESE THUNDERSTORMS AND TORNADOES ARE POSSIBLE THIS AFTERNOON IN
NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.  PEOPLE SHOULD BE ALERT TO
THE CHANGING WEATHER CONDITIONS AND BE READY TO MOVE IN DOORS TO A PLACE
OF SAFETY IF THREATENING WEATHER IS SIGHTED.

WCR
Special weather statement, Aug 28, 12:01 PM EDT, 5 hours 37 minutes before
OHZ010>014-020-PAZ001-002-281700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1200 PM EDT SUN AUG 28 1994

A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST OHIO...
NORTHWEST PENNSYLVANIA...AND THE ADJACENT WATERS OF LAKE ERIE
UNTIL 500 PM EDT.

SOME OF THE CITIES IN THE WATCH AREA ARE ERIE PENNSYLVANIA...
AKRON...ASHTABULA...YOUNGSTOWN AND PAINESVILLE.

AT 1150 AM EDT DOPPLER RADAR IN CLEVELAND WAS SHOWING SCATTERED SHOWERS
AND FEW THUNDERSTORMS OVER NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.
THE STRONGEST THUNDERSTORMS WERE OVER NORTHERN SUMMIT AND NORTHERN
GEAUGA COUNTIES IN NORTHEAST OHIO.  THEY WERE MOVING EAST AROUND 40 MPH.

RADAR WAS ALSO SHOWING STRONG THUNDERSTORMS OVER THE NORTHERN SECTIONS
OF LAKE ERIE FROM NORTH OF CLEVELAND TO NORTH OF ERIE PENNSYLVANIA.
THEY WERE MOVING EAST AROUND 40 TO 50 MPH.  IF THESE THUNDERSTORMS HOLD
TOGETHER THEY SHOULD REACH THE OHIO AND PENNSYLVANIA SHORELINE FROM THE
CLEVELAND AREA EAST AROUND 1230 PM TO 130 PM.

THESE THUNDERSTORMS AND TORNADOES ARE POSSIBLE THIS AFTERNOON IN
NORTHEAST OHIO AND NORTHWEST PENNSYLVANIA.  PEOPLE SHOULD BE ALERT TO
THE CHANGING WEATHER CONDITIONS AND BE READY TO MOVE IN DOOR(S TO A PLACE
OF SAFETY IF THREATENING WEATHER IS SIGHTED.

WCR
Special weather statement, Aug 28, 4:30 PM EDT, 1 hour 8 minutes before
OHZ024>087-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
430 PM EDT SUN AUG 28 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF CENTRAL...SOUTHERN
AND THE NORTHEAST INLAND AREAS OF OHIO UNTIL 11 PM EDT.

SOME CITIES IN THE WATCH INCLUDE

ATHENS         CAMBRIDGE      CANTON         CINCINNATI
COLUMBUS       DAYTON         MANSFIELD      MARIETTA
SPRINGFIELD    STEUBENVILLE   YOUNGSTOWN     ZANESVILLE

AT 420 PM EDT DOPPLER RADAR IN CLEVELAND SHOWED STRONG THUNDERSTORMS IN
THE NORTHEAST INLAND AREA OF OHIO BETWEEN YOUNGSTOWN AND CANTON.  THESE
STORMS WERE MOVING EAST AROUND 35 MPH.

RADAR WAS ALSO SHOWING STRONG THUNDERSTORMS OVER CENTRAL AND WEST
CENTRAL OHIO FROM NEAR MANSFIELD TO AROUND LIMA.  THESE STORMS WERE ALSO
MOVING EAST ABOUT 35 MPH.

THUNDERSTORMS THIS AFTERNOON IN NORTHERN OHIO HAD HISTORY OF STRONG
GUSTY WINDS WHICH DOWNED TREES AND POWER LINES.  SOME OF THE STORMS
ALSO PRODUCED BRIEF HEAVY RAINS CAUSING STREET AND BASEMENT FLOODING.

THUNDERSTORMS ARE EXPECTED TO CONTINUE LATE THIS AFTERNOON AND EVENING
ACROSS MUCH OF CENTRAL AND SOUTHERN OHIO.  PEOPLE THROUGHOUT THIS AREA
SHOULD BE ALERT FOR THREATENING WEATHER AND CONTINUE TO MONITOR NOAA
WEATHER RADIO OR YOUR LOCAL MEDIA FOR FUTURE WEATHER UPDATES.

WCR
Special weather statement, Aug 28, 4:34 PM EDT, 1 hour 4 minutes before
OHZ024>087-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
430 PM EDT SUN AUG 28 1994

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF CENTRAL...SOUTHERN
AND THE NORTHEAST INLAND AREAS OF OHIO UNTIL 11 PM EDT.

SOME CITIES IN THE WATCH INCLUDE

ATHENS         CAMBRIDGE      CANTON         CINCINNATI
COLUMBUS       DAYTON         MANSFIELD      MARIETTA
SPRINGFIELD    STEUBENVILLE   YOUNGSTOWN     ZANESVILLE

AT 420 PM EDT DOPPLER RADAR IN CLEVELAND SHOWED STRONG THUNDERSTORMS IN
THE NORTHEAST INLAND AREA OF OHIO BETWEEN YOUNGSTOWN AND CANTON.  THESE
STORMS WERE MOVING EAST AROUND 35 MPH.

RADAR WAS ALSO SHOWING STRONG THUNDERSTORMS OVER CENTRAL AND WEST
CENTRAL OHIO FROM NEAR MANSFIELD TO AROUND LIMA.  THESE STORMS WERE ALSO
MOVING EAST ABOUT 35 MPH.

THUNDERSTORMS THIS AFTERNOON IN NORTHERN OHIO HAD HISTORY OF STRONG
GUSTY WINDS WHICH DOWNED TREES AND POWER LINES.  SOME OF THE STORMS
ALSO PRODUCED BRIEF HEAVY RAINS CAUSING STREET AND BASEMENT FLOODING.

THUNDERSTORMS ARE EXPECTED TO CONTINUE LATE THIS AFTERNOON AND EVENING
ACROSS MUCH OF CENTRAL AND SOUTHERN OHIO.  PEOPLE THROUGHOUT THIS AREA
SHOULD BE ALERT FOR THREATENING WEATHER AND CONTINUE TO MONITOR NOAA
WEATHER RADIO OR YOUR LOCAL MEDIA FOR FUTURE WEATHER UPDATES.

WCR
Special weather statement, Aug 28, 4:57 PM EDT, 41 minutes before
OHZ012-013-014-021>023-033-PAZ001-002-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
500 PM EDT SUN AUG 28 1994

THE TORNADO WATCH FOR NORTHEAST OHIO HAS EXPIRED.

THE TORNADO WATCH FOR EXTREME NROTHWEST PENNSYLVANIA INCLUDING ERIE AND
CRAWFORD COUNTIES WILL CONTINUE IN EFFECT UNTIL 11 PM EDT.  A FLASH
FLOOD WATCH IS ALSO IN EFFECT FOR ERIE AND CRAWFORD COUNTIES IN
PENNSYLVANIA UNTIL 11 PM EDT.

AT 445 PM DOPPLER RADAR WAS NOT SHOWING ANY STRONG THUNDERSTORM OVER
NORTHEAST OHIO OR NORTHWEST PENNSYLVANIA.  THOUGH IT WAS SHOWING
THUNDERSTORMS ACROSS MUCH OF CENTRAL AND THE NORTHEAST INLAND AREAS OF
OHIO...AND ALSO OVER LAKE ERIE NORTH OF CLEVELAND AND ASHTABULA. THE
THUNDERSTORMS WERE MOVING EAST ABOUT 30 TO 40 MPH.

SOME OF THESE THUNDERSTORMS WILL MOVE THROUGH NORTHWEST PENNSYLVANIA
EARLY THIS EVENING.  THERE CONTINUES TO BE THREAT FOR SEVERE WEATHER
OVER THE AREA.  A TORNADO WATCH REMAINS IN EFFECT FOR NORTHWEST
PENNSYLVANIA UNTIL 11 PM EDT.  SOME OF THE THUNDERSTORMS COULD ALSO
PRODUCE BRIEF HEAVY RAINS CUASING FLOODING.

A FEW STRONG THUNDERSTORMS MOVED THROUGH NORTHEAST OHIO AND NORTHWEST
PENNSYLVANIA THIS AFTERNOON.  SOME THUNDERSTORMS PRODUCED STRONG GUSTY
WINDS AND FREQUENT LIGHTNING STRIKES DOWNING TREES AND POWER LINES.

A FEW STORMS ALSO CONTAINED BRIEF HEAVY RAINS CAUSING URBAN AND SMALL
STREAM FLOODING.
Special weather statement, Aug 28, 5:00 PM EDT, 38 minutes before
OHZ012-013-014-021>023-033-PAZ001-002-282200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
500 PM EDT SUN AUG 28 1994

THE TORNADO WATCH FOR NORTHEAST OHIO HAS EXPIRED.

THE TORNADO WATCH FOR EXTREME NROTHWEST PENNSYLVANIA INCLUDING ERIE AND
CRAWFORD COUNTIES WILL CONTINUE IN EFFECT UNTIL 11 PM EDT.  A FLASH
FLOOD WATCH IS ALSO IN EFFECT FOR ERIE AND CRAWFORD COUNTIES IN
PENNSYLVANIA UNTIL 11 PM EDT.

AT 445 PM DOPPLER RADAR WAS NOT SHOWING ANY STRONG THUNDERSTORM OVER
NORTHEAST OHIO OR NORTHWEST PENNSYLVANIA.  THOUGH IT WAS SHOWING
THUNDERSTORMS ACROSS MUCH OF CENTRAL AND THE NORTHEAST INLAND AREAS OF
OHIO...AND ALSO OVER LAKE ERIE NORTH OF CLEVELAND AND ASHTABULA. THE
THUNDERSTORMS WERE MOVING EAST ABOUT 30 TO 40 MPH.

SOME OF THESE THUNDERSTORMS WILL MOVE THROUGH NORTHWEST PENNSYLVANIA
EARLY THIS EVENING.  THERE CONTINUES TO BE THREAT FOR SEVERE WEATHER
OVER THE AREA.  A TORNADO WATCH REMAINS IN EFFECT FOR NORTHWEST
PENNSYLVANIA UNTIL 11 PM EDT.  SOME OF THE THUNDERSTORMS COULD ALSO
PRODUCE BRIEF HEAVY RAINS CUASING FLOODING.

A FEW STRONG THUNDERSTORMS MOVED THROUGH NORTHEAST OHIO AND NORTHWEST
PENNSYLVANIA THIS AFTERNOON.  SOME THUNDERSTORMS PRODUCED STRONG GUSTY
WINDS AND FREQUENT LIGHTNING STRIKES DOWNING TREES AND POWER LINES.

A FEW STORMS ALSO CONTAINED BRIEF HEAVY RAINS CAUSING URBAN AND SMALL
STREAM FLOODING.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 28, 1:31 PM EDTSevere Thunderstorm WarningCLESandusky29 min
Aug 28, 1:56 PM EDTSevere Thunderstorm WarningCLEAshtabula49 min
Aug 28, 2:40 PM EDTSevere Thunderstorm WarningCLECuyahoga35 min
Aug 28, 2:45 PM EDTSevere Thunderstorm WarningCLELake45 min
Aug 28, 2:53 PM EDTSevere Thunderstorm WarningCLEGeauga67 min
Aug 28, 3:12 PM EDTSevere Thunderstorm WarningCLEAshtabula, Trumbull63 min
Aug 28, 4:25 PM EDTSevere Thunderstorm WarningCLEStark35 min
Aug 28, 4:52 PM EDTSevere Thunderstorm WarningCLEColumbiana38 min
Aug 28, 5:42 PM EDTSevere Thunderstorm WarningCLEHolmes63 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.