Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 117, NWS Cleveland, OH

August 1, 1986Trumbull County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Aug 1, 1986, 3:45 PM EDT for Trumbull County, Ohio. It was in force for 60 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 1, 1986, 3:45 PM EDT (19:45 UTC)
Expired
Aug 1, 1986, 4:45 PM EDT
In force
60 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Trumbull 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 1, 4:15 PM EDTHail 0.88Trumbull, 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

Pittsburgh, PA (KPIT), launched 12:00Z, 7.8 hours before the alert went out and 115 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 1986-08-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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 1986-08-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 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
7 J/kg
Mixed-layer CIN
-249 J/kg
Mixed-layer LCL
1258 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
35 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 KYNG 011945
SVRYNG
OHC155-012045-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
345 PM EDT FRI AUG 1 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 445 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTY OF

NORTHEAST OHIO...TRUMBULL

AT 340 PM RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM NEAR
BRISTOLVILLE OH IN NORTHWEST TRUMBULL C'OUNTY.  SPOTTERS REPORTED
SMALL HAIL OCCURED AT BRISTOLVILLE AS THE STORM MOVED IN.

THE STORM WAS MOVING EAST SOUTHEAST AT 25 MPH.

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

 TRP

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 1, 3:12 PM EDT, 33 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
315 PM EDT FRI AUG 1 1986

THUNDERSTORMS HAVE DEVELOPED OVER NORTHEAST OHIO AND HAVE MOVED
IN TO NORTHERN TRUMBULL COUNTY.

AT 310 PM RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING ACROSS
NORTHERNMOST TRUMBULL COUNTY FROM NEAR KINSMAN OHIO WEST TO OVER THE
MESOPOTAMIA OHIO AREA.

THESE STORMS LIKELY CONTAINED HEAVY RAIN..FREQUENT CLOUD TO GROUND
LIGHTNING AND GUSTY WINDS AND MAY ALSO PRODUCE SMALL HAIL.

THES STORMS WERE MOVING SLOWLY EAST AND SHOULD AFFECT NORTH TRUMBULL
COUNTY AND NORTHERN MERCER COUNTY OF PENNSYLVANIA INTO THE EARLY
EVENING HOURS.  PEOPLE IN THESE AREAS SHOULD BE PREPARED TO MOVE TO
SHELTER AS THE THUNDERSTORMS MOVE OVER THE AREA.

TRP

                                                                             [
Special weather statement, Aug 1, 3:31 PM EDT, 14 minutes before
^CLESPSCAK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
324  PM EDT FRI AUG 1  1986

AT 315 PM RADAR INDICATED A VERY HEAVY THUNDERSTORM IN TUSCARAWAS
COUNTY OHIO JUST SOUTH OF NEW PHILAPELPHIA, OHIO. THIS THUNDERSTORM
IS MOVING EAST AT 30 MPH.

THIS STORM LIKELY CONTAINS HEAVY RAIN..FREQUENT CLOUDY TO GROUND
LIGHTNING, GUSTY WINDS AND SMALL HAIL.

PEOPLE IN THIS AREA SHOULD BE PREPARED TO MOVE TO SHELTER AS THIS
THUNDERSTORMS MOVES THRU.

EJH

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.