Alert archive / Ohio / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 47, NWS Wilmington, OH

June 16, 1986Darke County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Jun 16, 1986, 6:09 PM EDT for Darke County, Ohio. It was in force for 61 min.

The area

The counties it named.

The facts

Issued
Jun 16, 1986, 6:09 PM EDT (22:09 UTC)
Expired
Jun 16, 1986, 7:10 PM EDT
In force
61 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Darke 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 12:00Z, 10.2 hours before the alert went out and 44 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 12:00Z on 1986-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 507 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 12:00Z on 1986-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 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
507 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
1056 m above ground
0-6 km bulk shear
22 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
100 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 KDAY 162209
SVRDAY
OHC037-162310-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DAYTON OH
609 PM EDT MON JUN 16 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 710 PM EDT FOR THE FOLLOWING COUNTY OF
 
OHIO.. DARKE
 
AT 605 PM EDT RADAR SHOWED A VERY HEAVY THUNDERSTORM IN NORTHERN
DARKE COUNTY OHIO. THE STORM WAS MOVING SOUTHEAST AT 30 MPH.
 
IF YOU ARE IN THE PATH OF THIS THUNDERSTORM GET TO A REINFORCED 
SHELTER AND PREPARE FOR STRONG.. DAMAGING WINDS.. LARGE HAIL..
HEAVY RAINS.. AND DANGEROUS LIGHTNING.  REMEMBER THESE STORMS CAN.. AND
OCCASIONALLY DO.. PRODUCE A TORNADO WITH LITTLE OR NO ADVANCED WARNIlNG.
 
MS

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 16, 5:29 PM EDT, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DAYTON OH
525 PM EDT MON JUN 16 1986

AT 520 PM EDT HEAVY THUNDERSTORMS WERE MOVING THROUGH MERCER
COUNTY OHIO.

WEATHER SERVICE RADAR SHOWED A LINE OF HEAVY THUNDERSTORMS FROM
JUST SOUTH OF SANDUSKY OHIO SOUTHWEST TO TERRE HAUTE INDIANA.
THERE WERE THUNDERSTORM WITH VERY HEAVY RAIN, WIND GUST TO 40 MPH,
AND POSSIBLEY SMALL HAIL ACROSS CENTRAL MERCER COUNTY OHIO.

THE STORMS WERE MOVING SOUT0HEAST AT 40 MPH AND WILL MOVE INTO
DARKE, SHELBY, AND LOGAN COUNTIES IN OHIO BETWEEN 530 AND 600 PM EDT.

GCL
Special weather statement, Jun 16, 5:32 PM EDT, 37 minutes before
SPECIAL WEATHER STATEMENT CORRECTED
NATIONAL WEATHER SERVICE DAYTON OH
525 PM EDT MON JUN 16 1986

AT 520 PM EDT HEAVY THUNDERSTORMS WERE MOVING THROUGH MERCER
COUNTY OHIO.

WEATHER SERVICE RADAR SHOWED A LINE OF HEAVY THUNDERSTORMS FROM
JUST SOUTH OF SANDUSKY OHIO SOUTHWEST TO TERRE HAUTE INDIANA.
THERE WERE THUNDERSTORM WITH VERY HEAVY RAIN, WIND GUST TO 40 MPH,
AND POSSIBLEY SMALL HAIL ACROSS CENTRAL MERCER COUNTY OHIO.

THE STORMS WERE MOVING SOUTHEAST AT 40 MPH AND WILL MOVE INTO
DARKE, SHELBY, AND LOGAN COUNTIES IN OHIO BETWEEN 530 AND 600 PM EDT.

A TORNADO WATCH IS IN EFFECT UNTIL 1100 PM EDT FOR A LARGE PART
OF NORTHERN AND CENTRAL OHIO.

GCL
...CORRECTED TO ADD WATCH INFO6RMATION...

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 4:04 PM EDTSevere Thunderstorm WarningILNVan Wert56 min
Jun 16, 4:36 PM EDTSevere Thunderstorm WarningILNAllen64 min
Jun 16, 5:08 PM EDTSevere Thunderstorm WarningILNAuglaize62 min
Jun 16, 5:30 PM EDTSevere Thunderstorm WarningILNCrawford45 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.