Alert archive / Ohio / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 4, NWS Charleston, WV

May 14, 1987Franklin County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at May 14, 1987, 4:50 PM EDT for Franklin County, Ohio. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
May 14, 1987, 4:50 PM EDT (20:50 UTC)
Expired
May 14, 1987, 5:20 PM EDT
In force
30 min
Issued by
NWS Charleston, WV
Area
Whole counties

County Franklin 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, 8.8 hours before the alert went out and 102 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 1987-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 92 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 1987-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 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
92 J/kg
Mixed-layer CIN
-100 J/kg
Mixed-layer LCL
1109 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
80 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 KCMH 142049
SVRCMH
OHC049-142120-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
450 PM EDT THU MAY 14 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 520 PM EDT FOR THE FOLLOWING COUNTY OF
 
CENTRAL OHIO... FRANKLIN
 
AT 445 PM EDT COLUMBUS WEATHER RADAR INDICATED A SEVERE THUNDERSTORM
MOVING INTO NORTHEASTERN FRANKLIN COUNTY.  THIS STORM WAS MOVING EAST AsT
20 MPH AND WILL MOVE ALONG STATE ROUTE 161 TOWARD NEW ALBANY.
 
THIS THUNDERSTORM MAY PRODUCE LARGE HAIL...HEAVY RAIN...DAMAGING WINDS
AND DANGEROUS LIGHTNING.  SEEK SHELTER FROM THIS STORM.
 
FENBERS

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 14, 4:15 PM EDTTornado WarningRLXLicking35 min
May 14, 5:14 PM EDTSevere Thunderstorm WarningRLXLicking56 min
May 14, 6:08 PM EDTSevere Thunderstorm WarningRLXFairfield32 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1987Every severe thunderstorm warning in 1987

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.