Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 60, NWS Cleveland, OH

June 11, 1986Ashtabula County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jun 11, 1986, 1:22 AM EDT for Ashtabula County, Ohio. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Jun 11, 1986, 1:22 AM EDT (05:22 UTC)
Expired
Jun 11, 1986, 2:00 AM EDT
In force
38 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 00:00Z, 5.4 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 00:00Z on 1986-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 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 00:00Z on 1986-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 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
50 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
892 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
254 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCLE 110522
SVRCLE
OHC007-110600-

BULLETIN
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CLEVELAND OHIO
122 AM EDT WED JUN 11 1986 

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 200 AM EDT FOR THE FOLLOWING COUNTIES OF
   
OHIO...ASHTABULA
 AND THE ADJACENT WATERS OF LAKE ERIE.

AT 120 AM EDT WEATHER RADAR SHOWED A SEVERE THUNDERSTORM IN NORTHERN
ASHTABULA COUNTY SOUTH OF THE CITY OF ASHTABULA. THIS STORM PRODUCED
WIND DAMAGE IN SAYBROOK TOWNSHIP ALONG DEPOT ROAD BETWEEN ROUTE 20
AND ROUTE 84. 

THE STORM WAS MOVING EAST AT 25 MPH WILL MOVE INTO PENNSYLVANIA
AROUND 2 AM EDT. THIS STORM WILL MOVE THROUGH KINGSVILLE AND MONROE
TOWNSHIPS.

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

MAXIMUK

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 9:11 PM EDTTornado WarningCLEOttawa49 min
Jun 11, 5:14 PM EDTSevere Thunderstorm WarningCLEMahoning61 min
Jun 11, 7:27 PM EDTSevere Thunderstorm WarningCLETrumbull63 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.