Alert archive / South Carolina / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 196, NWS Columbia, SC

September 8, 1998Newberry County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Sep 8, 1998, 3:03 PM EDT for Newberry 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
Sep 8, 1998, 3:03 PM EDT (19:03 UTC)
Expired
Sep 8, 1998, 3:45 PM EDT
In force
42 min
Issued by
NWS Columbia, SC
Area
Whole counties

County Newberry County, SC

The radar

The Columbia radar (KCAE), 58 km from the middle of the area, began a volume at 19:06 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
Sep 8, 3:30 PM EDTThunderstorm Wind 55Newberry, SCSheriff reported trees and powerlines down.

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, 7.1 hours before the alert went out and 214 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 1998-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1524 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 1998-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 square meters per square second.193958Sfc1 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
1524 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
918 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

825 
WUUS1 KCAE 081905 RRA
SVRCAE
SCC071-081945-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
303 PM EDT TUE SEP 8 1998

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

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

* UNTIL 345 PM EDT 

* AT 252 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM NEAR CLINTON IN LAURENS COUNTY MOVING 
  SOUTHEAST AT 45 MPH. THIS STORM HAS A HISTORY OF PRODUCING 
  LARGE HAIL.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  NEWBERRY AT 320
  PROSPERITY AT 330

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... 
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR 
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR. 

SJN/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

Local storm report, Sep 8, 2:54 PM EDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
254 PM EDT TUE SEP 08 1998

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

307 PM     4 W HEATH SPRINGS         SC   1.75 INCH HAIL
09/08/98   LANCASTER                      LANCASTER COUNTY SHERIFF

TA

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 2:50 PM EDTTornado WarningCAELancaster25 min
Sep 8, 3:07 PM EDTSevere Thunderstorm WarningCAEKershaw53 min
Sep 8, 3:49 PM EDTSevere Thunderstorm WarningCAERichland41 min
Sep 8, 3:52 PM EDTSevere Thunderstorm WarningCAESumter38 min
Sep 8, 4:27 PM EDTSevere Thunderstorm WarningCAESumter48 min
Sep 8, 5:10 PM EDTSevere Thunderstorm WarningCAEClarendon50 min
Sep 8, 6:44 PM EDTSevere Thunderstorm WarningCAEOrangeburg31 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.