Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 64, NWS Cleveland, OH

June 15, 1986Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 15, 1986, 5:47 PM EDT for Ashtabula County, Ohio. It was in force for 43 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1986, 5:47 PM EDT (21:47 UTC)
Expired
Jun 15, 1986, 6:30 PM EDT
In force
43 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Ashtabula 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

Pittsburgh, PA (KPIT), launched 12:00Z, 9.8 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 1986-06-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1986-06-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3404 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
61 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 152147
SVRCLE
OHC007-152230-

BULLETIN
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OHIO
547 PM EDT SUN JUN 15 1986 

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 630 PM EDT FOR THE FOLLOWING COUNTIES OF
   
OHIO...ASHTABULA
 AND THE ADJACENT WATERS OF LAKE ERIE.

HEAVY THUNDERSTORMS WERE MOVING INTO THE SOUTHWEST PART OF ASHTABULA 
COUNTY AT 545 PM. SMALL HAIL HAS BEEN REPORTED WITH THIS THUNDERSTORM
AS IT MOVED ACROSS GEAUGA COUNTY. THE THUNDERSTORM CONTINUES TO 
INTENSIFY AND MAY PRODUCE LARGE HAIL AND DAMAGING WINDS. VERY HEAVY 
RAINS ARE LIKELY WITH THIS STORM.

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

PAM

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, Jun 15, 5:27 PM EDT, 20 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
525 PM EDT SUN JNU 15 1986

HEAVY THUNDERSTORMS WERE OCCURRING ACROSS NORTHERN OHIO WITH SOME
HAIL AND VERY HEAVY RAINS REPORTED.

MARBLE AND PEA SIZE HAIL WAS REPORTED IN PARMA AND IN PEPPER PIKE
SHORTLY AFTER 5PM EDT. HEAVY DOWNPOURS WERE REPORTED WITH THESE
THUNDERSTORMS AND LOCAL URBAN FLOODING OF ROADS AND LOW PLACES
ARE LIKELY.

SMALL STREAM FLOODING MAY OCCUR AS THESE HEAVY THUDERSTORMS MOVE EAST
ACROSS THE NORTHERN OHIO AREA DURING THE LATE AFTERNOON AND EVENING.

MOTORISTS SHOULD BE AWARE OF THE POSSIBLE FLOODING OF ROADWAYS AND NOT
ENTER FLOODED AREAS. HIGH WINDS ARE POSSIBLE WITH THESE STORMS AND
PEOPLE SHOULD SEEK SHELTER IF WEATHER CONDITONS BECOME THREATENING.

MONTGOMERY
Special weather statement, Jun 15, 5:42 PM EDT, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ERIE, PA
532 PM EDT SUN JUN 15 1986

ERIE WEATHER RADAR AT 530 PM SHOWS STRONG THUNDERSTORMS MOVING
THROUGH NORTHEASTERN OHIO ALONG THE LAKE ERIE SHORELINE.

THERE HAS BEEN REPORTS OF SMALL HAIL AND HEAVY DOWNPOURS WITH THESE
THUNDERSTORMS IN OHIO. THESE THUNDERSTORMS WILL BE MOVING INTO
WESTERN PENNSYLVANIA..IN ERIE AND CRAWFORD COUNTIES SHORTLY AFTER
6PM.

WITH THE HEAVY RAINFALLS SOME URBAN AND. LOW LAND FLOODING CAN BE
EXPECTED ALONG THE HAIL AND STRONG GUSTY WINDS.

PEOPLE SHOULD SEEK SHELTER IF WEATHER CONDITIONS  BECOME THREATENING.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 5:32 PM EDTSevere Thunderstorm WarningCLEOttawa, Sandusky88 min
Jun 15, 6:07 PM EDTSevere Thunderstorm WarningCLECuyahoga53 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.