Alert archive / Ohio / Tornado Warnings in 1986

Tornado Warning 14, NWS Cleveland, OH

July 12, 1986Defiance County, Ohio

NWS Cleveland, OH issued this tornado warning at Jul 12, 1986, 8:31 PM EDT for Defiance County, Ohio. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jul 12, 1986, 8:31 PM EDT (00:31 UTC)
Expired
Jul 12, 1986, 9:30 PM EDT
In force
59 min
Issued by
NWS Cleveland, OH
Area
Whole counties

County Defiance 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

Dayton/James M C, OH (KDAY), launched 00:00Z, 0.5 hours before the alert went out and 160 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, Dayton/James M C, OH at 00:00Z on 1986-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 301 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, Dayton/James M C, OH at 00:00Z on 1986-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 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
301 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
788 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
220 m²/s²
Significant tornado parameter
0.1
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOL 130031
TORTOL
OHC039-130130-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOLEDO OH
831 PM EDT SAT JUL 12 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 930 PM EDT FOR THE FOLLOWING COUNTY OF
 
OHIO... DEFIANCE
 
AT 827 PM A SKYWARN OBSERVER REPORTED A FUNNEL CLOUD NEAR AYERSVILLE
IN DEFIANCE COUNTY MOVING EAST AT 40 MPH.
 
PEOPLE IN THE PATH OF THIS STORM SHOULD GO INDOORS TO THE BASEMENT
OR LOWEST FLOOR AND STAY AWAY FROM WINDOWS AND DOORS.  PROTECT YOUR
HEAD AND CHEST.  TRY TO HAVE AS MANY WALLS BETWEEN YOURSELF
AND THE STORM AS POSSIBLE.
 
KSL

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 12, 8:04 PM EDTTornado WarningCLEPaulding56 min
Jul 12, 8:10 PM EDTSevere Thunderstorm WarningCLEErie60 min
Jul 12, 8:16 PM EDTTornado WarningCLEPutnam44 min
Jul 12, 8:44 PM EDTTornado WarningCLEHancock56 min
Jul 12, 9:34 PM EDTTornado WarningCLEPutnam56 min

Nearby

Tornado Warnings in Ohio, 1986Every tornado warning in 1986Tornadoes 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.