Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 53, NWS Columbia, SC

April 22, 1998Lexington County, Richland County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Apr 22, 1998, 5:12 PM EDT for Lexington County, Richland County, South Carolina. It was in force for 33 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
Apr 22, 1998, 5:12 PM EDT (21:12 UTC)
Expired
Apr 22, 1998, 5:45 PM EDT
In force
33 min
Issued by
NWS Columbia, SC
Area
Whole counties

Counties Lexington County, SC, Richland County, SC

The radar

The Columbia radar (KCAE), 3 km from the middle of the area, began a volume at 21:13 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
Apr 22, 5:25 PM EDTHail 0.75West Columbia, SCSKYWARN spotter reported 3/4 inch hail on U.S.1.

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, 9.2 hours before the alert went out and 155 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 1998-04-22Temperature 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°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 1998-04-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1422 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
-7 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.

690 
WUUS1 KCAE 222113 RRA
SVRCAE
SCC063-079-222145-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
512 PM EDT WED APR 22 1998

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN LEXINGTON COUNTY IN SOUTH CAROLINA
  WESTERN RICHLAND COUNTY IN SOUTH CAROLINA

* UNTIL 545 PM EDT 

* PUBLIC REPORTS OF GOLF BALL SIZED HAIL NEAR THE INTERSECTION 
  OF US1 AND I26 AT 500 PM. MOVEMENT WAS EAST-NORTHEAST AT 15 
  MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  COLUMBIA  AT 525 PM

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 22, 2:59 PM EDT, 2 hours 13 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA, SC
259 PM EDT WED APR 22 1998

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

255 PM     AUGUSTA                   GA   .75 INCH HAIL
04/22/98   RICHMOND                       SEVERAL REPORTS OF DIME TO
                                          PEA SIZED HAIL IN AUGUSTA

TTH
Local storm report, Apr 22, 2:59 PM EDT, 2 hours 13 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA, SC
259 PM EDT WED APR 22 1998

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

255 PM     AUGUSTA                   GA   .75 INCH HAIL
04/22/98   RICHMOND                       SEVERAL REPORTS OF DIME TO
                                          PEA SIZED HAIL IN AUGUSTA

TTH
Local storm report, Apr 22, 3:06 PM EDT, 2 hours 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
306 PM EDT WED APR 22 1998

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

258 PM     NORTH AUGUSTA             SC   .75 INCH HAIL
04/22/98   AIKEN                          PUBLIC REPORT

305 PM     CLEARWATER                SC   .75 INCH HAIL
04/22/98   AIKEN                          PEA TO DIME SIZED HAIL

TTH
Local storm report, Apr 22, 3:29 PM EDT, 1 hour 43 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
329 PM EDT WED APR 22 1998

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

325 PM     7 S AIKEN                 SC   .88 INCH HAIL
04/22/98   AIKEN                          HAM SPOTTER REPORTED
                                          NICKEL SIZE HAIL NEAR
                                          INTERSECTION OF ROUTE 302
                                          AND US 278

330 PM     2 E AIKEN                 SC   .88 INCH HAIL
04/22/98   AIKEN                          HAM SPOTTER REPORTED
                                          NICKEL HAIL AT THE
                                          INTERSECTION OF ROUTE
                                          302AND US 78.

AWP
Local storm report, Apr 22, 4:01 PM EDT, 1 hour 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
401 PM EDT WED APR 22 1998

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

353 PM     BATESBURG                 SC   .75 INCH HAIL
04/22/98   LEXINGTON                      DIME SIZE HAIL REPORTED IN
                                          BATESBURG

BC
Local storm report, Apr 22, 4:05 PM EDT, 1 hour 7 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
405 PM EDT WED APR 22 1998

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

345 PM     5 SW SALUDA               SC   .88 INCH HAIL
04/22/98   SALUDA                         NICKEL SIZE HAIL REPORTED
                                          ALONG U.S. HIGHWAY 178

BC

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 22, 2:42 PM EDTSevere Thunderstorm WarningCAEAiken63 min
Apr 22, 3:26 PM EDTSevere Thunderstorm WarningCAESaluda64 min
Apr 22, 3:54 PM EDTSevere Thunderstorm WarningCAELexington66 min
Apr 22, 6:44 PM EDTSevere Thunderstorm WarningCAEChesterfield46 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; radar from the NEXRAD Level II archive.