Alert archive / Ohio / Tornado Warnings in 1987

Tornado Warning 3, NWS Charleston, WV

August 2, 1987Union County, Ohio

NWS Charleston, WV issued this tornado warning at Aug 2, 1987, 9:55 PM EDT for Union County, Ohio. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Aug 2, 1987, 9:55 PM EDT (01:55 UTC)
Expired
Aug 2, 1987, 11:00 PM EDT
In force
65 min
Issued by
NWS Charleston, WV
Area
Whole counties

County Union 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, 1.9 hours before the alert went out and 83 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 1987-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3437 joules per kilogram.LCLEL10008507005003002001001 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 1987-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
3437 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1193 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
89 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 030154
TORCMH
OHC159-030300-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
955 PM EDT SUN AUG 2 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1100 PM EDT FOR THE FOLLOWING COUNTY OF
 
CENTRAL OHIO... UNION
 
A FUNNEL CLOUD WAS REPORTED IN CENTRAL UNION COUNTY AT 945 PM EDT
 
IF YOU ARE CAUGHT OUTDOORS...ABANDON YOUR CAR AND SEEK A STURDY SHELTER.
IF NONE IS AVAILABLE GO TO A  LOW LYING AREA SUCH AS A DITCH OR RAVINE.
GET AS LOW AS POSSIBLE AND PROTECT YOUR HEAD AND CHEST.
IF YOU ARE IN A MOBILE HOME ABANDON IT...MOBILE HOME OFFER NO PROTECTION
IN TORNADO-STRENGTH WINDS.
 
LVW

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 9:09 PM EDTSevere Thunderstorm WarningRLXMarion61 min
Aug 2, 10:20 PM EDTSevere Thunderstorm WarningRLXFranklin60 min
Aug 2, 11:52 PM EDTSevere Thunderstorm WarningRLXUnion48 min
Aug 3, 12:38 AM EDTSevere Thunderstorm WarningRLXFranklin62 min

Nearby

Tornado Warnings in Ohio, 1987Every tornado warning in 1987Tornadoes 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.