Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 202, NWS Columbia, SC

September 8, 1998McDuffie County, Richmond County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Sep 8, 1998, 6:27 PM EDT for McDuffie County, Richmond County, Georgia. It was in force for 33 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
Sep 8, 1998, 6:27 PM EDT (22:27 UTC)
Expired
Sep 8, 1998, 7:00 PM EDT
In force
33 min
Issued by
NWS Columbia, SC
Area
Whole counties

Counties McDuffie County, GA, Richmond County, GA

The radar

The Columbia radar (KCAE), 122 km from the middle of the area, began a volume at 22:26 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, 6:29 PM EDTThunderstorm Wind 55Dearing, GAEPD reported trees down in Dearing.
Sep 8, 6:45 PM EDTThunderstorm Wind 50Hephzibah, GAUtility company reported large branches, powerlines, and one tree 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.5 hours before the alert went out and 206 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 1998-09-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 353 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 1998-09-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 66 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
353 J/kg
Mixed-layer CIN
-135 J/kg
Mixed-layer LCL
1385 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
66 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

036 
WUUS1 KCAE 082229 RRA
SVRCAE
GAC189-245-082300-

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

THE NATIONAL WEATHER SERVICE IN COLUMBIA SC HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN MCDUFFIE COUNTY IN GEORGIA
  WESTERN RICHMOND COUNTY IN GEORGIA

* UNTIL 700 PM EDT 

* AT 623 PM NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
  A SEVERE THUNDERSTORM SOUTHEAST OF THOMSON. THE STORM IS MOVING 
  TO THE SOUTHEAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  FORT GORDON AT 640 PM

THIS IS A DANGEROUS STORM...TAKE COVER IMMEDIATELY IF YOU ARE IN 
ITS PATH. INTENSE SEVERE THUNDERSTORMS CAN CAUSE AS MUCH DAMAGE 
AS SOME TORNADOES.

LM/DAE

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, 3:31 PM EDT, 2 hours 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
331 PM EDT TUE SEP 08 1998

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

330 PM     CITY OF NEWBERRY          SC   WIND DAMAGE
09/08/98   NEWBERRY                       TREE DOWN AND NUMEROUS
                                          POWER OUTAGES

TA
Local storm report, Sep 8, 4:25 PM EDT, 2 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
425 PM EDT TUE SEP 08 1998

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

415 PM     NE COLUMBIA               SC   WIND DAMAGE
09/08/98   RICHLAND                       RICHLAND CO SHERIFF RPTS
                                          NUMEROUS TREES
                                          DOWN/STRUCTUAL DAMAGE

TA
Local storm report, Sep 8, 4:46 PM EDT, 1 hour 41 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
446 PM EDT TUE SEP 08 1998

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

440 PM     15 W SUMTER               SC   .75 INCH HAIL
09/08/98   SUMTER                         WEATHER SPOTTER REPORTED
                                          PENNY SIZE HAIL ON HWY 378
                                          JUST EAST OF THE WATEREE
                                          RIVER.

LCV
Local storm report, Sep 8, 5:36 PM EDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE COLUMBIA SC
536 PM EDT TUE SEP 08 1998

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

530 PM     4 MILES NW MANNING        SC   WIND DAMAGE
09/08/98   CLARENDON                      CLARENDON EPD REPORTS
                                          TREES AND POWER LINES DOWN
                                          BETWEEN MANNING AND
                                          PAXVILLE

DAE
Special weather statement, Sep 8, 6:13 PM EDT, 14 minutes before
SCZ015-016-022-029-031-082313-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
613 PM EDT TUE SEP 8 1998

THE THREAT OF SEVERE WEATHER HAS DIMINISHED IN THE WATCH AREA.
THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN THE NATIONAL WEATHER SERVICE OFFICE COLUMBIA COUNTY WARNING
AREA:

CHESTERFIELD KERSHAW      LANCASTER    LEE          SUMTER

LM
Special weather statement, Sep 8, 6:13 PM EDT, 14 minutes before
SCZ015-016-022-029-031-082313-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
613 PM EDT TUE SEP 8 1998

THE THREAT OF SEVERE WEATHER HAS DIMINISHED IN THE WATCH AREA.
THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN THE NATIONAL WEATHER SERVICE OFFICE COLUMBIA COUNTY WARNING
AREA:

CHESTERFIELD KERSHAW      LANCASTER    LEE          SUMTER

LM

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 8, 6:32 PM EDTSevere Thunderstorm WarningCAEColumbia28 min
Sep 8, 6:32 PM EDTSevere Thunderstorm WarningCAEColumbia43 min

Nearby

Severe Thunderstorm Warnings in Georgia, 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.