Alert archive / Ohio / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 2, NWS Charleston, WV

April 29, 1987Muskingum County, Ohio

NWS Charleston, WV issued this severe thunderstorm warning at Apr 29, 1987, 8:10 PM EDT for Muskingum County, Ohio. It was in force for 50 min.

The area

The counties it named.

The facts

Issued
Apr 29, 1987, 8:10 PM EDT (00:10 UTC)
Expired
Apr 29, 1987, 9:00 PM EDT
In force
50 min
Issued by
NWS Charleston, WV
Area
Whole counties

County Muskingum 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

Pittsburgh, PA (KPIT), launched 00:00Z, 0.2 hours before the alert went out and 164 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 00:00Z on 1987-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 67 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 00:00Z on 1987-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.1939587897117Sfc1 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
67 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
1768 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
254 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 300008
SVRCMH
OHC119-300100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBUS OH
810 PM EDT WED APR 29 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING
EFFECTIVE UNTIL 900 PM EDT FOR THE FOLLOWING COUNTY OF
 
SOUTHEAST OHIO... MUSKINGUM
 
AT 808 PM EDT THE COLUMBUS WEATHER RADAR SHOWED A SEVERE THUNDERSTORM
JUST SOUTHWEST OF ZANESVILLE MOVING SOUTHEAST AT 40 MPH.
 
THIS THUNDERSTORM MAY PRODUCE LARGE HAIL...HEAVY RAIN...DAMAGING WINDS
AND DANGEROUS LIGHTNING.  SEEK SHELTER FROM THIS STORM.
 
RAMEY

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 8:22 PM EDTSevere Thunderstorm WarningRLXMorgan48 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.