Alert archive / South Carolina / Tornado Warnings in 1994

Tornado Warning 1, NWS Columbia, SC

August 15, 1994Calhoun County, South Carolina

NWS Columbia, SC issued this tornado warning at Aug 15, 1994, 6:19 PM EDT for Calhoun County, South Carolina. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Aug 15, 1994, 6:19 PM EDT (22:19 UTC)
Expired
Aug 15, 1994, 7:00 PM EDT
In force
41 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Calhoun County, SC

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 10.3 hours before the alert went out and 113 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, Charleston AFB, SC at 12:00Z on 1994-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 492 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, Charleston AFB, SC at 12:00Z on 1994-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -101 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
492 J/kg
Mixed-layer CIN
-42 J/kg
Mixed-layer LCL
893 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-101 m²/s²
0-3 km storm-relative helicity
-39 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 KCAE 152220
TORCAE
SCC017-152300-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
619 PM EDT MON AUG 15 1994
 
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  700 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN  SOUTH CAROLINA
 
   ...CALHOUN COUNTY
 
 
AT 615 PM THE HIGHWAY DEPARTMENT IN CALLHOUN COUNTY REPORTED A STRONG
STORM MOVING ACROSS CALHOUN COUNTY IN THE VICINITY OF HIGHWAY 88 AND
ST. MATTHEEWS. THE STORM WAS MOVING NORTHEAST AT 15 MPH AND COULD
PRODUCE A TORNADO.
 
 
IF YOU ARE IN THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW
GROUND IF AVAILABLE.  GET UNDER A WORKBENCH OR PIECE OF STURDY
FURNITURE.  OTHERWISE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR POSSIBLE.  USE BLANKETS...PILLOWS...OR CUSHIONS TO COVER
YOUR BODY.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES.
 
WILSON
 
 
 
&

Nearby

Tornado Warnings in South Carolina, 1994Every tornado warning in 1994Tornadoes in 1994

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.