Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 140, NWS Columbia, SC

June 19, 1998McCormick County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jun 19, 1998, 2:05 PM EDT for McCormick County, South Carolina. It was in force for 55 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 19, 1998, 2:05 PM EDT (18:05 UTC)
Expired
Jun 19, 1998, 3:00 PM EDT
In force
55 min
Issued by
NWS Columbia, SC
Area
Whole counties

County McCormick County, SC

What was reported inside it

TimeReportWhereRemark
Jun 19, 2:30 PM EDTThunderstorm Wind 65Mc Cormick, SCSheriff reported trees down throughout county.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 19, 1:00 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.1 hours before the alert went out and 211 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1794 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, Peachtre/Fal Fld, GA at 12:00Z on 1998-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 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
1794 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
1186 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
67 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.

322 
WUUS1 KCAE 191806 RRA
SVRCAE
SCC003-037-065-GAC073-181-189-245-191900-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
205 PM EDT FRI JUN 19 1998

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  AIKEN COUNTY IN SOUTH CAROLINA
  EDGEFIELD COUNTY IN SOUTH CAROLINA
  MCCORMICK COUNTY IN SOUTH CAROLINA
  COLUMBIA COUNTY IN GEORGIA
  LINCOLN COUNTY IN GEORGIA
  MCDUFFIE COUNTY IN GEORGIA
  RICHMOND COUNTY IN GEORGIA

* UNTIL 300 PM EDT 

* AT 116 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A LINE OF THUNDERSTORMS MOVING INTO THE CENTRAL SAVANNAH RIVER 
  AREA. THESE STORMS WILL PRODUCE DAMAGING WINDS AND LARGE HAIL.

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG 
BUILDING. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. 

LM/MWC

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 19, 11:49 AM EDT, 2 hours 16 minutes before
SCZ015-016-018-020-021-022-025-026-027-028-029-030-031-035-
036-037-038-041-GAZ040-063-064-065-077-192337-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
1149 AM EDT FRI JUN 19 1998

THE OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN SOUTH CAROLINA:

AIKEN        BAMBERG      BARNWELL     CALHOUN      CHESTERFIELD
CLARENDON    EDGEFIELD    FAIRFIELD    KERSHAW      LANCASTER
LEE          LEXINGTON    MCCORMICK    NEWBERRY     ORANGEBURG
RICHLAND     SALUDA       SUMTER

THE OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN GEORGIA:

BURKE        COLUMBIA     LINCOLN      MCDUFFIE     RICHMOND

...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING...

THE AIRMASS ACROSS THE REGION WILL BE VERY UNSTABLE DURING THE AFTERNOON
AND EVENING. AN UPPER LEVEL DISTURBANCE WILL APPROACH THE AREA FROM THE
TENNESSEE VALLEY LATE TODAY AND PROVIDE THE TRIGGER FOR THUNDERSTORMS.
NUMEROUS THUNDERSTORMS DEVELOPING IN NORTH AND CENTRAL GEORGIA WILL MOVE
INTO THE MIDLANDS AND CENTRAL SAVANNAH RIVER AREA BY THE MID AND LATE
AFTERNOON.

A FEW STORMS MAY BECOME SEVERE WITH DAMAGING WINDS TO 60 MPH BEING THE
PRIMARY THREAT. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING BRIEF
HEAVY DOWNPOURS...FREQUENT DANGEROUS LIGHTNING...AND LARGE HAIL.

ALL INTERESTS SHOULD BE AWARE OF THIS POTENTIAL FOR SEVERE WEATHER AND
KEEP POSTED ON WEATHER STATEMENTS...WATCHES...OR WARNINGS WHICH MAY BE
ISSUED BY THE NATIONAL WEATHER SERVICE. BE PREPARED TO TAKE QUICK ACTION
IF THREATENING WEATHER IS SIGHTED OR A WARNING IS ISSUED FOR YOUR AREA.

EMERGENCY PREPAREDNESS OFFICIALS ARE REQUESTED TO REMAIN ALERT AND
MAKE PRELIMINARY PLANS TO DEAL WITH SEVERE WEATHER SHOULD IT OCCUR.
SEVERE WEATHER SPOTTERS...INCLUDING AMATEUR RADIO OPERATORS...
SHOULD MONITOR THIS WEATHER SITUATION AND RELAY REPORTS PROMPTLY
TO THE NEAREST NATIONAL WEATHER SERVICE OFFICE. IN ADDITION...ALL
LOCAL AND STATE SLED TERMINAL OPER ATORS ARE STRONGLY ENCOURAGED TO
UTILIZE THEIR PRELIMINARY STORM REPORTING SYSTEM TO RELAY WEATHER
REPORTS TO THE NATIONAL WEATHER SERVICE.

AWP
Special weather statement, Jun 19, 11:49 AM EDT, 2 hours 16 minutes before
SCZ015-016-018-020-021-022-025-026-027-028-029-030-031-035-
036-037-038-041-GAZ040-063-064-065-077-192337-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE COLUMBIA SC
1149 AM EDT FRI JUN 19 1998

THE OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN SOUTH CAROLINA:

AIKEN        BAMBERG      BARNWELL     CALHOUN      CHESTERFIELD
CLARENDON    EDGEFIELD    FAIRFIELD    KERSHAW      LANCASTER
LEE          LEXINGTON    MCCORMICK    NEWBERRY     ORANGEBURG
RICHLAND     SALUDA       SUMTER

THE OUTLOOK PERTAINS TO THE FOLLOWING COUNTIES IN GEORGIA:

BURKE        COLUMBIA     LINCOLN      MCDUFFIE     RICHMOND

...SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND EVENING...

THE AIRMASS ACROSS THE REGION WILL BE VERY UNSTABLE DURING THE AFTERNOON
AND EVENING. AN UPPER LEVEL DISTURBANCE WILL APPROACH THE AREA FROM THE
TENNESSEE VALLEY LATE TODAY AND PROVIDE THE TRIGGER FOR THUNDERSTORMS.
NUMEROUS THUNDERSTORMS DEVELOPING IN NORTH AND CENTRAL GEORGIA WILL MOVE
INTO THE MIDLANDS AND CENTRAL SAVANNAH RIVER AREA BY THE MID AND LATE
AFTERNOON.

A FEW STORMS MAY BECOME SEVERE WITH DAMAGING WINDS TO 60 MPH BEING THE
PRIMARY THREAT. THESE STORMS WILL ALSO BE CAPABLE OF PRODUCING BRIEF
HEAVY DOWNPOURS...FREQUENT DANGEROUS LIGHTNING...AND LARGE HAIL.

ALL INTERESTS SHOULD BE AWARE OF THIS POTENTIAL FOR SEVERE WEATHER AND
KEEP POSTED ON WEATHER STATEMENTS...WATCHES...OR WARNINGS WHICH MAY BE
ISSUED BY THE NATIONAL WEATHER SERVICE. BE PREPARED TO TAKE QUICK ACTION
IF THREATENING WEATHER IS SIGHTED OR A WARNING IS ISSUED FOR YOUR AREA.

EMERGENCY PREPAREDNESS OFFICIALS ARE REQUESTED TO REMAIN ALERT AND
MAKE PRELIMINARY PLANS TO DEAL WITH SEVERE WEATHER SHOULD IT OCCUR.
SEVERE WEATHER SPOTTERS...INCLUDING AMATEUR RADIO OPERATORS...
SHOULD MONITOR THIS WEATHER SITUATION AND RELAY REPORTS PROMPTLY
TO THE NEAREST NATIONAL WEATHER SERVICE OFFICE. IN ADDITION...ALL
LOCAL AND STATE SLED TERMINAL OPER ATORS ARE STRONGLY ENCOURAGED TO
UTILIZE THEIR PRELIMINARY STORM REPORTING SYSTEM TO RELAY WEATHER
REPORTS TO THE NATIONAL WEATHER SERVICE.

AWP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 2:05 PM EDTSevere Thunderstorm WarningCAEAiken, Edgefield55 min
Jun 19, 2:10 PM EDTSevere Thunderstorm WarningCAENewberry65 min
Jun 19, 2:26 PM EDTSevere Thunderstorm WarningCAEFairfield64 min
Jun 19, 2:26 PM EDTSevere Thunderstorm WarningCAEBarnwell64 min
Jun 19, 2:26 PM EDTSevere Thunderstorm WarningCAESaluda64 min
Jun 19, 2:35 PM EDTSevere Thunderstorm WarningCAELancaster55 min
Jun 19, 2:37 PM EDTSevere Thunderstorm WarningCAEKershaw68 min
Jun 19, 2:49 PM EDTSevere Thunderstorm WarningCAEOrangeburg86 min
Jun 19, 2:53 PM EDTSevere Thunderstorm WarningCAEBamberg82 min
Jun 19, 2:53 PM EDTSevere Thunderstorm WarningCAELexington, Richland82 min
Jun 19, 2:57 PM EDTSevere Thunderstorm WarningCAEAiken63 min
Jun 19, 3:13 PM EDTSevere Thunderstorm WarningCAECalhoun92 min
Jun 19, 3:32 PM EDTSevere Thunderstorm WarningCAELee, Sumter88 min
Jun 19, 3:35 PM EDTSevere Thunderstorm WarningCAEChesterfield55 min
Jun 19, 3:37 PM EDTSevere Thunderstorm WarningCAEKershaw53 min
Jun 19, 3:46 PM EDTSevere Thunderstorm WarningCAEClarendon74 min
Jun 19, 4:09 PM EDTSevere Thunderstorm WarningCAEOrangeburg36 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 1998Every severe thunderstorm warning 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.