Alert archive / South Carolina / Tornado Warnings in 1998

Tornado Warning 23, NWS Columbia, SC

June 14, 1998Lexington County, South Carolina

NWS Columbia, SC issued this tornado warning at Jun 14, 1998, 6:48 PM EDT for Lexington County, South Carolina. It was in force for 42 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 14, 1998, 6:48 PM EDT (22:48 UTC)
Expired
Jun 14, 1998, 7:30 PM EDT
In force
42 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Lexington County, SC

The radar

The Columbia radar (KCAE), 15 km from the middle of the area, began a volume at 22:50 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 14, 7:15 PM EDTHail 0.75Lexington, SCNWS employee reported 3/4 inch hail on highway 378.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 10.8 hours before the alert went out and 162 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 1998-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 1998-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1918 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
273 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 142252 COR
TORCAE
SCC063-142330-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
648 PM EDT SUN JUN 14 1998

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

* TORNADO WARNING FOR...
  LEXINGTON COUNTY IN SOUTH CAROLINA

* UNTIL 730 PM EDT

* WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  PRODUCING A TORNADO NEAR THE SALUDA AND LEXINGTON COUNTY LINE
  ACROSS WESTERN LAKE MURRAY.  THIS STORM WILL CONTINUE MOVING
  SOUTHEAST AT 25 MPH. THIS STORM WILL MOVE ACROSS  LAKE MURRY...NORTH
  OF HWY 378.

* THE TORNADO WILL BE NEAR...
  LEXINGTON AT 715 PM

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST, RESORT...SEEK SHELTER IN A DITCH OR LOW SPOT
AND COVER YOUR HEAD WITH YOUR HANDS.

LCV/HG

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 14, 5:18 PM EDTSevere Thunderstorm WarningCAEAiken42 min
Jun 14, 6:28 PM EDTTornado WarningCAENewberry, Saluda32 min
Jun 14, 6:36 PM EDTSevere Thunderstorm WarningCAELexington24 min
Jun 14, 7:01 PM EDTSevere Thunderstorm WarningCAECalhoun, Richland44 min
Jun 14, 7:45 PM EDTSevere Thunderstorm WarningCAECalhoun30 min

Nearby

Tornado Warnings in South Carolina, 1998Every tornado warning in 1998Tornadoes in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.