Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 129, NWS Cleveland, OH

August 26, 1986Williams County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 26, 1986, 7:10 PM EDT for Williams County, Ohio. It was in force for 50 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
Aug 26, 1986, 7:10 PM EDT (23:10 UTC)
Expired
Aug 26, 1986, 8:00 PM EDT
In force
50 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Williams County, OH

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
Aug 26, 7:32 PM EDTThunderstorm Wind 0Williams, 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

Detroit, MI (KFNT), launched 12:00Z, 11.2 hours before the alert went out and 160 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, Detroit, MI at 12:00Z on 1986-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 77 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, Detroit, MI at 12:00Z on 1986-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
77 J/kg
Mixed-layer CIN
-163 J/kg
Mixed-layer LCL
735 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
117 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 KTOL 262310
SVRTOL
OHC171-270000-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOLEDO OH
710 PM EDT TUE AUG 26 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 800 PM EDT FOR THE FOLLOWING COUNTY OF
 
OHIO... WILLIAMS
 
AT 703 PM WEATHER SERVICE RADAR INDICATED A POSSIBLE SEVERE             
THUNDERSTORM OVER NORTHCENTRAL WILLIAMS COUNTY NEAR THE TOWN            
OF PIONEER.  THIS STORM PRODUCED WINDS OF 50 MPH AS IT PASSED           
THROUGH PIONEER.  MOVEMENT WAS EAST AT 40 TO 45 MPH.                    
 
IF YOU ARE IN THE PATH OF THIS THUNDERSTORM GET TO A REINFORCED 
SHELTER AND PREPARE FOR STRONG`.. DAMAGING WINDS.. LARGE HAIL..
HEAVY RAINS.. AND DANGEROUS LIGHTNING.  REMEMBER THESE STORMS CAN.. AND
OCCASIONALLY DO.. PRODUCE A TORNADO WITH LITTLE OR NO ADVANCED WARNING.
 
ECKERT

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 26, 4:28 PM EDT, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
422 PM EDT TUE AUG 26 1986

SHOWERS AND THUNDERSTORMS MOVING TOWARDS NORTHWESTERN PENNSYLVANIA...

AT 420 PM THIS TUESDAY AFTERNOON, ERIE WEATHER RADAR SHOWED AN AREA
OF SHOWERS AND THUNDERSTORMS FROM LORAIN OHIO EASTWARD INTO
ASHTABULA COUNTY. THIS AREA EXTENDS AS FAR SOUTH AS AKRON AND NORTH
ACROSS THE LAKE INTO CENTRAL ONTARIO. SOME HEAVIER THUNDERSTORMS
ARE PRESENTLY IN THE CLEVELAND AREA. THIS PRECIPITATION IS
MOVING EAST AT AROUND 30 MPH. SOME GUSTY WINDS AND LOCALLY HEAVY
DOWNPOURS HAVE BEEN REPORTED ALONG THE OHIO LAKESHORE IN THE CLEVELAND
AREA. THIS ACTIVITY WILL BE AFFECTING THE ERIE AREA WITHIN THE HOUR
AND CONTINUE UNTIL 7 TO 8 OCLOCK THIS EVENING.
Special weather statement, Aug 26, 5:00 PM EDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
500 PM EDT TUE AUG 26 1986

SEVERE THUNDERSTORMS RUMBLED THROUGH LORAIN COUNTY AND THE GREATER
CLEVELAND AREA BETWEEN 4 AND 5 O'CLOCK.

THESE STORMS PRODUCED WINDS OVER 70 MPH IN LORAIN COUNTY BETWEEN 405
AND 445 PM EDT. THE WINDS DOWNED SEVERAL TREES AND UTILITY LINES.
REPORTS INDICATE THAT A ROOF WAS BLOWN OFF A K-MART STORE IN THE
AMHERST AREA AROUND 425 PM AND THERE WAS CONSIDERABLE DAMAGE IN
SHEFFIELD LAKE AROUND 430 PM EDT.

IN CUYAHOGA COUNTY SEVERAL TREES WERE DOWNED IN THE WESTERN SUBURBS AND
ON THE WEST SIDE OF CLEVELAND.

THESE STORMS ALSO HAVE PRODUCED UP TO ONE INCH OF RAIN IN AROUND ONE
HALF HOUR IN MANY LOCATIONS.

THE STRONG THUNDERSTORMS WERE OVER LAKE AND GEAUGA COUNTIES AT 5 PM
MOVING EAST AT 45 MPH. THE STRONGEST STORMS HAVE MOVED OUT OVER LAKE
ERIE.

A TORNADO WATCH REMAINS IN EFFECT FOR THE NORTHWEST QUARTER OF OHIO
UNTIL 10 PM EDT AS MORE STRONG STORMS WERE DEVELOPING OVER WESTERN
MICHIGAN AND NORTHERN INDIANA. THE RAIN IN NORTHERN OHIO WILL END FOR A
TIME THIS EVENING, BUT THIS SECOND LINE OF STRONG STORMS WILL MOVE INTO
THE STATE LATER.

PEOPLE IN AND NEAR THE WATCH AREA SHOULD NOT LET THE GUARD DOWN AS
THESE NEW STORMS WILL BE CAPABLE OF PRODUCING DAMAGING WINDS AND
TORNADOES LATER TONIGHT.

MAXIMUK
Special weather statement, Aug 26, 5:07 PM EDT, 2 hours 3 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
506 PM EDT TUE AUG 26 1986

VERY STRONG THUNDERSTORMS WERE MOVING INTO TRUMBULL COUNTY.

AT 5 PM EDT RADAR SHOWED VERY STRONG THUNDERSTORMS OVER NORTHERN
PORTAGE AND GEAUGA COUNTY MOVING EAST AT 45 MPH.  THESE STORMS
WILL CONTAIN VERY HEAVY RAIN, FREQUENT LIGHTNING, AND STRONG
GUSTY WINDS AS THEY MOVE THROUGH NORTHERN TRUMBULL COUNTY.

IF THE WEATHER LOOKS THREATENING, MOVE TO A PLACE OF SAFETY
IMMEDIATELY SUCH AS A BASEMENT OR THE MOST INTERIOR PART OF A
BUILDING.

MCMULLEN

                                                                             [
Local storm report, Aug 26, 5:40 PM EDT, 1 hour 30 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CLEVELAND OH
540 PM EDT TUE AUG 26 1986

FOLLOWING ARE STORM REPORTS FOR THIS AFTERNOON.

408 PM EDT     WIND GUST TO 64 KNOTS RECORDED AT LORAIN COAST GUARD
               LIGHTHOUSE.

423 PM EDT     TREES DOWN AND ROOF OFF K-MART STORE IN AMHERST,
               LORAIN COUNTY.

430 PM EDT     TREES AND UTILITY LINES IN WESTLAKE AND CLEVELAND
               CUYAHOGA COUNTY.

MAXIMUK
Special weather statement, Aug 26, 5:50 PM EDT, 1 hour 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
550 PM EDT TUE AUG 26 1986

A TORNADO WATCH CONTINUES IN EFFECT FOR THE NORTHWEST QUARTER OF OHIO
UNTIL 10 PM EDT.

THERE HAVE BEEN NO REPORTS OF SEVERE WEATHER IN OHIO SINCE 5 PM EDT.
HOWEVER, BETWEEN 4 AND 5 PM THERE WAS CONSIDERABLE DAMAGE IN LORAIN AND
CUYAHOGA COUNTIES.

AROUND 430 PM EDT SEVERAL TREES WERE DOWNED IN THE GREATER CLEVELAND
AREA IN WESTLAKE, NORTH OLMSTED AND FAIRVIEW PARK, AS WELL AS THE WEST
PARK AREA OF CLEVELAND. HEAVY RAINS DIABLED VEHICLES AND FLOODED
STREETS.

IN LORAIN COUNTY BETWEEN 420 AND 430 PM A SCHOOL AND K-MART STORE IN
AMHERST BOTH HAD ROOF DAMAGE, AND THERE WAS WIND DAMAGE REPORTED IN
SHEFFIELD LAKE.

A SPECIAL MARINE WARNING WILL BE IN EFFECT FOR LAKE ERIE FROM CLEVELAND
TO RIPLEY NEW YORK UNTIL 7 PM EDT.

AT 545 PM EDT WEATHER RADAR SHOWED THE STRONGEST THUNDERSTORMS FROM
CONNEAUT TO EAST ORWELL IN ASHTABULA COUNTY OF NORTHEAST OHIO. OTHER
THUNDERSTORMS WERE ALONG A LINE FROM ASHTABULA THROUGH MANSFIELD TO
CINCINNATI.

WHEN THIS LINE OF STORMS MOVED THROUGH THE DAYTON AREA IT PRODUCED
WINDS OF 35 TO 45 MPH AND AROUND ONE QUATER INCH OF RAIN. THE
TEMPERATURE IN DAYTON DROPPED FORM 90 TO 70 AS THE STORMS MOVED
THROUGH.

A SECOND LINE OF THUNDERSTORMS WAS FROM JACKSON MICHIGAN THROUGH SOUTH
BEND INDIANA INTO CENTRAL ILLINOIS. THIS LINE OF STORMS WAS MOVING
SOUTHEAST AT 45 MPH AND WILL MOVE INTO NORTHWEST OHIO BY 8 PM EDT. THIS
LINE OF STORMS HAS THE POTENTIAL TO PRODUCE DAMAGING WINDS AND
TORNADOES.

PEOPLE IN AND CLOSE TO THE TORNADO WATCH AREA SHOULD BE ALERT FOR
CHANGING WEATHER CONDITIONS AND BE READY TO MOVE TO SAFETY QUI+CKLY.

MAXIMUK
Special weather statement, Aug 26, 6:50 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
650 PM EDT TUE AUG 26 1986

A TORNADO WATCH CONTINUES IN EFFECT UNTIL 10 PM FOR NORTHWEST OHIO.

AT 630 PM RADAR SHOWED A LINE OF THUNDERSTORMS WITH HEAVY RAIN MOVING
INTO WILLIAMS COUNTY IN NORTHWEST OHIO.  THE LINE WAS FROM FLINT
MICHIGAN THROUGH THE NORTHWEST CORNER OF OHIO AND SOUTHWEST THROUGH
INDIANA.  OTHER THUNDERSTORMS EXTENDED ACROSS OHIO FROM ASHTABULA
COUNTY TO JUST EAST OMF CINCINNATI.  BOTH LINES OF THUNDERSTORMS
WER MOVING EAST ABOUT 40 MPH.

NO REPORTS OF SEVERE WEATHER IN OHIO HAVE BEEN RECEIVED SINCE 6 PM.

THOMPSON

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 26, 1:20 PM EDTSevere Thunderstorm WarningCLEHenry60 min
Aug 26, 4:12 PM EDTSevere Thunderstorm WarningCLECuyahoga, Lorain33 min
Aug 26, 4:34 PM EDTSevere Thunderstorm WarningCLELake56 min
Aug 26, 7:18 PM EDTSevere Thunderstorm WarningCLEFulton72 min
Aug 26, 7:38 PM EDTSevere Thunderstorm WarningCLEDefiance, Henry62 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1986Every severe thunderstorm warning in 1986

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.