Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 23, NWS Columbia, SC

April 3, 1998Richland County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Apr 3, 1998, 10:32 PM EST for Richland County, South Carolina. It was in force for 43 min. 2 reports 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
Apr 3, 1998, 10:32 PM EST (03:32 UTC)
Expired
Apr 3, 1998, 11:15 PM EST
In force
43 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Richland County, SC

What was reported inside it

TimeReportWhereRemark
Apr 3, 10:35 PM ESTHail 0.75Columbia, SCPolice report 3/4 inch hail.
Apr 3, 10:40 PM ESTHail 0.88Columbia, SCWeather Service Employee reports nickel size hail.

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
Apr 3, 10:00 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 00:00Z, 3.5 hours before the alert went out and 150 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 00:00Z on 1998-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 00:00Z on 1998-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 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
868 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
137 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.

291 
WUUS1 KCAE 040329 RRA
SVRCAE
SCC079-040415-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
1032 PM EST FRI APR 3 1998

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  RICHLAND COUNTY IN SOUTH CAROLINA

* UNTIL 1115 PM EST

* NATIONAL WEATHER SERVICE RADAR INDICATES A SEVERE THUNDERSTORM 
  MOVING EAST AT 45 MPH FROM LEXINGTON COUNTY INTO RICHLAND 
  COUNTY. THIS STORM WILL AFFECT THE COLUMBIA METRO AREA THROUGH 
  1115 PM

SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES 
WITH LITTLE OR NO ADVANCE WARNING. REMAIN CALM BUT BE ALERT TO 
RAPIDLY CHANGING WEATHER CONDITIONS.

MWC/CTC

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

Local storm report, Apr 3, 10:22 PM EST, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
1022 PM EST FRI APR 03 1998

TIME (EST) .....CITY LOCATION....... ST   ...EVENT/REMARKS...
           .....COUNTY LOCATION.....

945 PM     JUST NORTH OF EDGEFIELD   SC   TORNADO
04/03/98   EDGEFIELD                      TORNADO ON GROUND..NO
                                          DAMAGE

TTH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 3, 9:01 PM ESTSevere Thunderstorm WarningCAEMcCormick59 min
Apr 3, 9:12 PM ESTTornado WarningCAEMcCormick18 min
Apr 3, 9:36 PM ESTTornado WarningCAEEdgefield, Saluda39 min
Apr 3, 10:08 PM ESTSevere Thunderstorm WarningCAELexington, Newberry67 min
Apr 3, 10:19 PM ESTTornado WarningCAELexington56 min
Apr 3, 11:04 PM ESTSevere Thunderstorm WarningCAEAiken56 min
Apr 3, 11:04 PM ESTSevere Thunderstorm WarningCAESumter56 min
Apr 3, 11:45 PM ESTSevere Thunderstorm WarningCAEBarnwell45 min
Apr 3, 11:55 PM ESTSevere Thunderstorm WarningCAEBamberg35 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.