Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 50, NWS Cleveland, OH

May 6, 1986Cuyahoga County, Lorain County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at May 6, 1986, 10:08 PM EDT for Cuyahoga County, Lorain County, Ohio. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
May 6, 1986, 10:08 PM EDT (02:08 UTC)
Expired
May 6, 1986, 11:00 PM EDT
In force
52 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Cuyahoga County, OH, Lorain County, OH

The radar

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

The nearest sounding before it

Detroit, MI (KFNT), launched 00:00Z, 2.1 hours before the alert went out and 187 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 00:00Z on 1986-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1882 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, Detroit, MI at 00:00Z on 1986-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.19395878Sfc1 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
1882 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1282 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 070208
SVRCLE
OHC093-035-070300-

BULLETIN
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OHIO
1008 PM EDT TUE MAY 6 1986 

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 1100 PM EDT FOR THE FOLLOWING COUNTIES OF
   
OHIO...LORAIN..CUYAHOGA
 AND THE ADJACENT WATERS OF LAKE ERIE.

AT 10 PM EDT WINDS MEASURED AT 56 MPH WERE REPORTED WITH A 
THUNDERSTORM IN GRAFTON. THIS STORM WAS MOVING EAST AT 40 MPH AND
WILL MOVE INTO CUYAHOGA COUNTY AROUND 1015 PM EDT AND SHOULD BE
IN THE DOWNTOWN CLEVELAND AREA AROUND 1030 PM EDT.

THESE THUNDERSTORMS MAY PRODUCE LARGE HAIL.. HEAVY RAIN.. 
DAMAGING WINDS AND FREQUENT LIGHTNING.

MAXIMUK
OH02 920

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, May 6, 4:23 PM EDT, 5 hours 45 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OHIO
423 PM EDT TUE MAY 6 1986

AT 415 PM EDT WEATHER RADAR SHOWED TWO AREAS OF STRONG THUNDERSTORMS.
ONE STORM WAS OVER WESTERN GEAUGA COUNTY WHILE THE OTHER WAS OVER
CENTRAL PORTAGE COUNTY NEAR REVENNA.

THESE STORMS WERE MOVING NORTHEAST TOWARD WESTERN TRUMBULL COUNTY AT
ABOUT 40 MPH. THEY ARE EXPECTED TO MOVE INTO AND ACROSS TRUMBULL COUNTY
BETWEEN 430 AND 530 PM.

THESE THUNDERSTORMS MAY CONTAIN HEAVY DOWNPOURS AND SMALL HAIL WITH
STRONG GUSTY WINDS. PEOPLE ARE ADVISED TO STAY ALERT AND WATCH FOR
CHANGING WEATHER CONDITIONS.  REMEMBER IF CONDITIONS BECOME THREATENING
TAKE SHELTER QUICKLY AND NOTIFY YOUR NEAREST LAW ENFORECE_MENT AGANCY
AT THE FIRST OPPURTUNITY.

UDELL
Special weather statement, May 6, 4:30 PM EDT, 5 hours 38 minutes before
^CLESPSCAK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
430 PM EDT TUE MAY  6 1986

AT 430 PM EDT WEATHER RADAR SHOWED SCATTERED THUNDERSTORMS ACROSS
THE NORTHERN THIRD OF OHIO.. AND OTHER STRONG STORMS WERE DEVELOPING.

PEA SIZE HAIL WAS REPORTED NEAR BRECKSVILLE OHIO.. 1/4 INCH HAIL WAS
REPORTED NEAR MACEDONIA IN NORTHERN SUMMIT COUNTY.. AND SMALL HAIL
NEAR ROOTSTOWN IN PORTAGE COUNTY.  ALL THESE REPORTS WERE RECEIVED
BETWEEN 410PM AND 420PM EDT.

THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE ACROSS NORTHERN OHIO
THROUGH THE EVENING. SOME OF THESE THUNDERSTORMS MAY PRODUCE GUSTY WINDS
AND HAIL.. AS WELL AS HEAVY DOWNPOURS. IF THREATENING CONDITIONS DEVELOP
MOVE T~O A SAFE PLACE IMMEDIATELY.

ALTO
Special weather statement, May 6, 4:43 PM EDT, 5 hours 25 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
433 PM EDT TUE MAY 06 1986

..STRONG THUNDERSTORMS ARE CONTINUING IN PARTS OF NORTHWEST PENNSYLVANIA..

THUNDERSTORMS IN THE MEADVILLE AREA THIS AFTERNOON..PRODUCED VERY HEAVY
RAIN..PEA SIZE HAIL AND STRONG WINDS.

STRONG THUNDERSTORMS ARE EXPECTED TO CONTINUE DURING THE EVENING HOURS
ACROSS NORTHWEST PENNSYLVANIA..SO STAY TUNED TO NOAA WEATHER RADIO FOR
THE LATEST RADAR REPORTS..STATEMENTS AND POSSIBLE WARNINGS.
Special weather statement, May 6, 8:15 PM EDT, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
815 PM EDT TUE MAY 6 1986

AT 805 PM EDT THUNDERSTORMS IN THE MILAN AND NORWALK AREAS WERE
PRODUCING SMALL HAIL.

ONE-HALF INCH HAIL WAS REPORTED IN MILAN AT 8 PM EDT. THESE STORMS WERE
MOVING EAST AT 35 MPH AND WILL CONTINUE TO PRODUCE HAIL.

MUCH STRONGER STORMS WERE WEST OF THESE COUNTIES. A LINE OF SEVERE
THUNDERSTORMS WITH DAMAGING WINDS WAS JUST WEST OF TOLEDO MOV*ING EAST
AT 45 MPH. THESE VERY STRONG STORMS WILL MOVE INTO ERIE AND HURON
COUNTIES AROUND 9 O'CLOCK.

IT IS LIKELY THAT WARNINGS WILL BE ISSUED AS THIS LINE MOVES THROUGH
NORTH CENTRAL OHIO.

MAXIMUK

The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 8:03 PM EDTSevere Thunderstorm WarningCLEWood57 min
May 6, 8:09 PM EDTSevere Thunderstorm WarningCLELucas81 min
May 6, 8:20 PM EDTSevere Thunderstorm WarningCLEHancock60 min
May 6, 8:34 PM EDTSevere Thunderstorm WarningCLEOttawa86 min
May 6, 8:38 PM EDTSevere Thunderstorm WarningCLEStark, Summit62 min
May 6, 8:39 PM EDTSevere Thunderstorm WarningCLESandusky, Seneca71 min
May 6, 8:52 PM EDTSevere Thunderstorm WarningCLEWyandot58 min
May 6, 8:56 PM EDTTornado WarningCLESandusky64 min
May 6, 9:05 PM EDTSevere Thunderstorm WarningCLEErie, Huron70 min
May 7, 4:58 PM EDTSevere Thunderstorm WarningCLENoble62 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; the sounding from the Mesonet's radiosonde archive.