Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 106, NWS Cleveland, OH

July 20, 1986Belmont County, Monroe County, Ohio

NWS Cleveland, OH issued this severe thunderstorm warning at Jul 20, 1986, 4:32 PM EDT for Belmont County, Monroe County, Ohio. It was in force for 58 min. 3 reports 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
Jul 20, 1986, 4:32 PM EDT (20:32 UTC)
Expired
Jul 20, 1986, 5:30 PM EDT
In force
58 min
Issued by
NWS Cleveland, OH
Area
Whole counties

Counties Belmont County, OH, Monroe 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
Jul 20, 4:50 PM EDTThunderstorm Wind 0Belmont, OH
Jul 20, 4:50 PM EDTThunderstorm Wind 0Belmont, OH
Jul 20, 5:00 PM EDTThunderstorm Wind 0Monroe, 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, 8.5 hours before the alert went out and 100 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 1986-07-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1369 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 1986-07-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.1939Sfc1 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
1369 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
938 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
52 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 KCAK 202032 RRA
SVRCAK
OHC013-111-202130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AKRON CANTON OH
432 PM EDT SUN JUL 20 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 530 PM EDT FOR THE FOLLOWING COUNTIES OF
 
SOUTHEAST OHIO... BELMONT... MONROE
 
AT 425 PM EDT RADAR INDICATED A VERY HEAVY THUNDERSTORM OVER
BARNESVILLE MOVING SOUTHEAST AT 30 MPH.
 
THESE THUNDERSTORMS MAY PRODUCE LARGE HAIL...HEAVY RAINS...
DAMAGING WINDS AND DANGEROUS LIGHTNING.
 
THOMPSON

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, Jul 20, 2:03 PM EDT, 2 hours 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
203 PM EDT SUN JUL 20 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PORTIONS OF NORTHEAST AND
EAST CENTRAL OHIO UNTIL 8 PM.

AT 145 PM WEATHER SERVICE RADAR SHOWED A BROKEN LINE OF THUNDERSTORMS
FROM THE NORTHERN TIP OF WEST VIRGINIA TO THE EASTERN SUBURBS OF
CINCINNATI. THE LINE WAS MOVING SOUTHEAST AT ABOUT 20 MPH. BY 3 PM IT
SHOULD EXTEND FROM STEUBENVILLE TO ABOUT 30 MILES SOUTHEAST OF
CINCINNATI. BY 4 PM THE LINE OF THUNDERSTORMS SHOULD BE FROM JUST
NORTHWEST OF MARIETTA TO JUST NORTHWEST OF PORTSMOUTH.

THERE WERE NO REPORTS OF SEVERE WEATHER IN OHIO AS 145 PM. NO WARNINGS
WERE IN EFFECT AT THAT TIME. HOWEVER THE STORMS CURRENTLY CROSSING
OHIO HAVE THE POTENTIAL TO CAUSE BOTH DAMAGING WINDS AND
LARGE HAIL, ESPECIALLY WHERE THE SEVERE THUNDERSTORM WATCH IS IN
EFFECT. PEOPLE LIVING IN AREAS THE THUNDERSTORMS ARE APPROACHING
SHOULD LISTEN FOR STATEMENTS AND WARNINGS FROM THE WEATHER SERVICE.
<
KWIATKOWSKI
Special weather statement, Jul 20, 2:40 PM EDT, 1 hour 52 minutes before
^CLESPSCAK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
240 PM EDT SUN JUL 20 1986

VERY HEAVY THUNDERSTORMS WERE MOVING THROUGH SECTIONS OF EAST
CENTRAL OHIO.

AT 230 PM WEATHER RADAR INDICATED THE HEAVIEST STORMS JUST
SOUTH OF DOVER IN TUSCARAWAS COUNTY..AND NEAR FLUSHING IN
BELMONT COUNTY.

THESE STORMS WERE MOVING SOUTHEAST AT 30 MPH. PEOPLE IN TUSCARAWAS..
HARRISON..AND BELMONT COUNTIES OF OHIO SHOULD REMAIN ALERT FOR
THREATENING WEATHER. THESE STORMS WILL PRODUCE VERY HEAVY RAINS..
STRONG GUSTY WINDS AND POSSIBLE SMALL HAIL. FLOODING OF LOW LYING
AREAS IS ALSO POSSIBLE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR SECTIONS OF EAST
CENTRAL AND SOUTHEAST OHIO UNTIL 8PM EDT. {
THOMPSON
Special weather statement, Jul 20, 3:08 PM EDT, 1 hour 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
308 PM EDT SUN JUL 20 1986

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR PORTIONS OF NORTHEAST
AND EAST CENTRAL OHIO UNTIL 8 PM.

WEATHER SERVICE RADAR SHOWED A LINE OF THUNDERSTORMS FROM STEUBENVILLE
TO ZANESVILLE TO ABOUT 25 MILES SOUTHEAST OF CINCINNATI AT 245 PM.
MOVEMENT OF THE LINE WAS TO THE SOUTHEAST AT AROUND 25 MILES AN HOUR.
IT SHOULD BE FROM WHEELING WEST VIRGINIA TO NEAR PORTSMOUTH BY 4 PM.

AS OF 245 PM NO WARNINGS WERE EFFECT IN OHIO AND THE WEATHER SERVICE
HAD NOT RECEIVED ANY REPORTS OF WIND DAMAGE OR LARGE HAIL.  HOWEVER THE
THUNDERSTORMS IN THE STATE REMAIN CAPABLE OF PRODUCING SEVERE WEATHER,
AS WELL AS GUSTY WINDS, HEAVY RAINFALL, AND SMALL HAIL.

KWIATKOWSKI
Special weather statement, Jul 20, 3:49 PM EDT, 43 minutes before
^CLESPSCAK

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
348 PM EDT SUN JUL 20 1986_

AT 345 PM WEATHER RADAR INDICATED A LINE OF VERY HEAVY THUNDERSTORMS
FROM ZANESVILLE EAST THROUGH ST. CLAIRSVILLE.

THE HEAVIEST STORMS WERE CONCENTRATED OVER GUERNSEY..HARRISON AND
BELMONT COUNTIES. VERY HEAVY RAINS HAVE BEEN REPORTED WITH THESE
STORMS AND THEY ARE CAPABLE OF PRODUCING STRONG GUSTY WINDS AND
POSSIBLE HAIL. FLOODING OF LOW LYING AREAS IS ALSO POSSIBLE.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AT 30 MPH.

THOMPSON
Special weather statement, Jul 20, 4:00 PM EDT, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CLEVELAND OH
400 PM EDT SUN JUL 20 1986

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MUCH OF SOUTHEAST OHIO
UNTIL 10 PM. THE SEVERE THUNDERSTORM WATCH THAT WAS IN EFFECT FOR
NORTHEAST OHIO EARLIER TODAY HAS BEEN CANCELED.

AT 345 PM WEATHER SERVICE RADAR SHOWED TWO LINES OF THUNDERSTORMS IN
OHIO. ONE LINE WENT FROM WHEELING TO CAMBRIDGE, AND THEN TO MARIETTA.
THE SECOND LINE WENT FROM MARIETTA TO ABOUT 50 MILES SOUTHEAST OF
CINCINNATI.

THE THUNDERSTORMS WERE MOVING SOUTHEAST AROUND 25 MILES AN HOUR. BY 5
PM THEY SHOULD BE AFFECTING THE AREA ALONG THE OHIO RIVER FROM ABOUT
WHEELING TO PORTSMOUTH.

THE THUNDERSTORMS HAD NOT CAUSED ANY SE)VERE WEATHER AS OF 345 PM AND NO
WARNINGS HAD BEEN ISSUED UP TO THAT TIME.  HOWEVER DAMAGING WINDS AND
LARGE HAIL REMAIN A POSSIBILITY IN SOUTHEAST OHIO AND PEOPLE THERE
SHOULD REMAIN ALERT FOR THREATENING CONDITIONS.

KWIATKOWSKI
Special weather statement, Jul 20, 4:02 PM EDT, 30 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
400 PM EDT SUN JUL 20 1986

THE SEVERE THUNDERSTORM WATCH FOR COLUMBIANA COUNTY OHIO AND MERCER AND
LAWRENCE COUNTY PENNSYLVANIA HAS BEEN CANCELLED. THE FLOOD WATCH FOR
MERCER AND LAWRENCE COUNTY HAS ALSO EXPIRED.

AS OF 350 PM EDT WEATHER SERVICE RADAR SHOWED ONLY A FEW SCATTERED
SHOWERS AND THUNDERSTORMS OVER COLUMBIANA COUNTY. THESE THUNDERSTORMS
MAY PRODUCE BRIEF DOWNPO,URS AND SMALL HAIL.

THE STRONGER STORMS HAVE MOVED SOUTHWEST AND SOUTHEAST OF PITTSBURGH.

UDELL

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.