Alert archive / Ohio / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 285, NWS Cleveland, OH

August 28, 1994Lake County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 28, 1994, 2:45 PM EDT for Lake County, Ohio. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 28, 1994, 2:45 PM EDT (18:45 UTC)
Expired
Aug 28, 1994, 3:30 PM EDT
In force
45 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Lake County, OH

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 6.8 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 1994-08-28Temperature 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 KCLE 281844 RRA
SVRCLE
OHC085-OHZ501-281930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OH
245 PM EDT SUN AUG 28 1994
 
THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  OHIO
 
   ...LAKE COUNTY
 
AND THE ADJACENT WATERS OF LAKE ERIE
 
 
AT 245 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SEVERE
THUNDERSTORMS NEAR CLEVELAND. THESE STORMS WERE MOVING EAST AT 40 MILES
AN HOUR...AND WILL MOVE ACROSS LAKE COUNTY THROUGH 330 PM.
 
SOME CITIES IN THE PATH OF THESE STORMS INCLUDE WILLOUGHBY AND MENTOR.
DOPPLER RADAR INDICATED THAT WINDS OF 70 MPH OR HIGHER ARE POSSIBLE WITH
THESE STORMS. 60 MPH WINDS WERE REPORTED IN DOWNTOWN CLEVELAND AT 240
PM.
 
 
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 28, 10:02 AM EDT, 4 hours 43 minutes before
OHZ009>014-019-020-PAZ001-002-281530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1000 AM EDT SUN AUG 28 1994

THUNDERSTORMS WERE DEVELOPING OVER NORTHERN OHIO THIS MORNING. OTHER
THUNDERSTORMS WERE MOVING INTO THE OHIO WATERS OF LAKE ERIE.

AT 955 AM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG
THUNDERSTORMS OVER LAKE ERIE 40 MILES NORTH OF FAIRPORT HARBOR
MOVING SOUTHEAST AT 40 MILES AN HOUR AND WILL COME ONSHORE IN
ASHTABULA COUNTY AND ERIE COUNTY PENNSYLVANIA BY 11 AM.

A NEWLY DEVELOPED THUNDERSTORM WAS OVER ERIE COUNTY JUST NORTHEAST
OF MILAN. THIS THUNDERSTORM WAS MOVING EAST AT 35 MILES AN HOUR.
THIS THUNDERSTORMS WILL MOVE THROUGH LORAIN COUNTY AND ENTEZR WESTERN
CUYAHOGA COUNTY BY 11 AM.

THESE THUNDERSTORMS CAN PRODUCE STRONG GUSTY WINDS AND HEAVY DOWNPOURS.

LW
Special weather statement, Aug 28, 10:10 AM EDT, 4 hours 35 minutes before
OHZ009>014-019-020-PAZ001-002-281530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1010 AM 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.

THUNDERSTORMS WERE DEVELOPING OVER NORTHERN OHIO THIS MORNING. OTHER
THUNDERSTORMS WERE MOVING INTO THE OHIO WATERS OF LAKE ERIE.

AT 955 AM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG
THUNDERSTORMS OVER LAKE ERIE 40 MILES NORTH OF FAIRPORT HARBOR
MOVING SOUTHEAST AT 40 MILES AN HOUR AND WILL COME ONSHORE IN
ASHTABULA COUNTY AND ERIE COUNTY PENNSYLVANIA BY 11 AM.

A NEWLY DEVELOPED THUNDERSTORM WAS OVER ERIE COUNTY JUST NORTHEAST
OF MILAN. THIS THUNDERSTORM WAS MOVING EAST AT 35 MILES AN HOUR.
THIS THUNDERSTORMS WILL MOVE THROUGH LORAIN COUNTY AND ENTER WESTERN
CUYAHOGA COUNTY BY 11 AM.

THESE THUNDERSTORMS CAN PRODUCE STRONG GUSTY WINDS...HEAVY DOWNPOURS...
HAIL AND DEADLY LIGHTNING. REMEMBER, THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOS WITH LITTLE ADVANCE WARNING.

LW
Special weather statement, Aug 28, 10:14 AM EDT, 4 hours 31 minutes before
OHZ009>014-019-020-PAZ001-002-281530-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1010 AM 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.

THUNDERSTORMS WERE DEVELOPING OVER NORTHERN OHIO THIS MORNING. OTHER
THUNDERSTORMS WERE MOVING INTO THE OHIO WATERS OF LAKE ERIE.

AT 955 AM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG
THUNDERSTORMS OVER LAKE ERIE 40 MILES NORTH OF FAIRPORT HARBOR
MOVING SOUTHEAST AT 40 MILES AN HOUR AND WILL COME ONSHORE IN
ASHTABULA COUNTY AND ERIE COUNTY PENNSYLVANIA BY 11 AM.

A NEWLY DEVELOPED THUNDERSTORM WAS OVER ERIE COUNTY JUST NORTHEAST
OF MILAN. THIS THUNDERSTORM WAS MOVING EAST AT 35 MILES AN HOUR.
THIS THUNDERSTORMS WILL MOVE THROUGH LORAIN COUNTY AND ENTER WESTERN
CUYAHOGA COUNTY BY 11 AM.

THESE THUNDERSTORMS CAN PRODUCE STRONG GUSTY WINDS...HEAVY DOWNPOURS...
HAIL AND DEADLY LIGHTNING. REMEMBER, THUNDERSTORMS CAN AND OCCASIONALLY
DO PRODUCE TORNADOS WITH LITTLE ADVANCE WARNING.

LW
z
Special weather statement, Aug 28, 11:05 AM EDT, 3 hours 40 minutes before
OHZ009>014-019-020-PAZ001-002-281630-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
1105 AM 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 1100 AM NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THUNDERSTORMS
OVER ERIE PENNSYLVANIA AND LAKE ERIE SHOWERS WERE COVERING ERIE AND
CRAWFORD COUNTIES IN PENNSYLVANIA. THE SHOWERS AND THUNDERSTORMS WERE
MOVING EAST AT 25 MILES AN HOUR.

OTHER SHOWERS AND POSSIBLE THUNDERSTORMS WERE NORTHWEST OF MANSFIELD
AND A LITTLE WEST OF WELLINGTON IN LORAIN COUNTY THESE SHOWERS AND
POSSIBLE THUNDERSTORMS WERE MOVING EAST AT 25 MILES AN HOUR.

THERE WERE SCATTERED SHOWERS OVER LAKE ERIE AND JUST NORTH OF TOLEDO
WHICH WERE MOVING EAST AT 25 MILES AN HOUR.

LW
Special weather statement, Aug 28, 12:00 PM EDT, 2 hours 45 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, 2 hours 44 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

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, 2:53 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, 5:38 PM EDTSevere Thunderstorm WarningCLECoshocton67 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.