Alert archive / South Carolina / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 162, NWS Greenville-Spartanburg, SC

June 11, 2003Abbeville County, Greenwood County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 11, 2003, 8:27 PM EDT for Abbeville County, Greenwood County, South Carolina. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 11, 2003, 8:27 PM EDT (00:27 UTC)
Expired
Jun 11, 2003, 9:15 PM EDT
In force
48 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

Counties Abbeville County, SC, Greenwood County, SC

The radar

The Greer radar (KGSP), 67 km from the middle of the area, began a volume at 00:29 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.5 hours before the alert went out and 230 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 00:00Z on 2003-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 135 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 00:00Z on 2003-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -349 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
135 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
1101 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-349 m²/s²
0-3 km storm-relative helicity
-255 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.2

Open this sounding in Storm Lab

The text

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

000 
WUUS52 KGSP 120027
SVRGSP
SCC001-047-120115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
826 PM EDT WED JUN 11 2003

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN ABBEVILLE COUNTY IN UPSTATE SOUTH CAROLINA
  NORTHERN GREENWOOD COUNTY IN UPSTATE SOUTH CAROLINA

* UNTIL 915 PM EDT

* AT 826 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
  THUNDERSTORM 7 MILES NORTH OF ABBEVILLE...OR ABOUT 4 MILES
  SOUTHEAST OF DUE WEST...MOVING EAST AT 20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  HODGES AT 835 PM EDT.
  WARE SHOALS AT 840 PM EDT.
  COKESBURY AT 845 PM EDT.
  CORONACA AT 900 PM EDT.

PEOPLE IN THE PATH OF THIS SEVERE THUNDERSTORM SHOULD BE ALERT FOR
LARGE HAIL AND DAMAGING WINDS. FREQUENT LIGHTNING AND LOCALLY HEAVY
RAIN CAN OCCUR WITH ANY THUNDERSTORM.

LAT...LON 3420 8240 3437 8242 3440 8224 3431 8216
          3421 8197

$$
HG/RB

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.

NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 11, 2:59 PM EDT, 5 hours 28 minutes earlier.

Area forecast discussion, Jun 11, 2:59 PM EDT, 5 hours 28 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
259 PM EDT WED JUN 11 2003

LAPS ANALYSIS OF CAPE SHOWS A LARGE AREA OF 4000 J/KG OR GREATER
CAPE OVER NE GA AND THE UPSTATE. STORMS ARE RATHER SLOW...WITH
ISOLATED HEAVY RAIN A GIVEN. A FEW SEVERE STORMS STILL EXPECTED
CONSIDERING THE AMOUNT OF ENERGY TO WORK WITH. UPSTREAM...MCS HAVE
DEVELOPED OVER MS AN AL...THICKNESSES WOULD LEAD STORMS TO THE FA
TONIGHT IF THEY HOLD TOGETHER. I BELIEVE THAT SOME ACTIVITY WILL
CONTINUE AS MID-LEVEL LOW MOVES NORTHEAST AND THE RIDGE BREAKS DOWN
WHILE THE ATMOSPHERE REMAINS UNSTABLE. WILL ADVERTISE HIGH CHC OVER
THE MTNS AND SOLID CHC ELSEWHERE...MAY MAKE LAST SECOND DECISION.
THURSDAY...LOW MOVES OVER NEW ENGLAND WITH FA STILL IN UNSTABLE
TROPICAL AIR MASS. WITH THE RIDGE WEAKENING AND FA STILL IN THE PATH
OF POTENTIAL MCS WILL INCREASE POPS TO HIGH CHC EVERYWHERE AND WILL
DECREASE SOMEWHAT OVERNIGHT. VERY LITTLE CHANGE FOR FRIDAY AND WILL
CONTINUE HIGH CHC POPS.

EXTENDED MDLS IN FLUX WITH FCST POSITION OF SFC FNT STARTING OUT TO
OUR NORTH. PREV CONSENSUS WAS FNT TO REMAIN TO OUR NORTH UNTIL VERY
LATE IN THE PERIOD. NOW THERE ARE INDICATIONS THE FNT MAY SLIP DOWN
AS EARLY AS SUN NITE. HOWEVER MDLS DO SHOW CONSENSUS WITH LOW LEVEL
MOISTURE REMAINING HIGH WITH SOME CONVERGENCE H85. SO EVEN IF FNT
MOVES SOUTH EXPECT PRECIP CHC TO CONTINUE. BUT GIVEN MDL UNCERTAINTY
FNT COULD BE STALLED OVER US OR EVEN TO OUR NORTH. THEREFORE WILL
CONTINUE POP THRU DAY 7 WITH TEMPS CLOSE TO GUIDANCE.

FCSTID = 16
GSP 069 085 068 086 / 4555
AND 070 086 068 086 / 4555
CLT 069 086 070 086 / 4545
HKY 068 084 067 083 / 4555
AVL 064 080 064 080 / 4555

NED/RWH
Hazardous weather outlook, Jun 11, 6:24 AM EDT, 14 hours 3 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-111215-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
624 AM EDT WED JUN 11 2003

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA...
UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA.

.DAY ONE...TODAY

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND
EVENING. A FEW OF THE STORMS COULD BECOME SEVERE. PLEASE SEE
CAESPSGSP FOR FURTHER INFORMATION.

.DAYS TWO THROUGH SEVEN...

A COMPLEX OF SHOWERS AND THUNDERSTORMS MAY AFFECT WESTERN PORTIONS
OF THE AREA THURSDAY MORNING. DAMAGING STRAIGHT LINE WINDS WILL BE
POSSIBLE. OTHERWISE...SCATTERED...MAINLY AFTERNOON AND EVENING
SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS THE AREA FOR THE NEXT
7 DAYS. ISOLATED SEVERE STORMS WILL BE POSSIBLE MOST DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED THIS AFTERNOON AND EVENING.

LANE

In the hours before

Local storm report, Jun 11, 4:36 PM EDT, 3 hours 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
436 PM EDT WED JUN 11 2003

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

200 PM     TOCCOA                    GA   WIND DAMAGE
06/11/03   STEPHENS                       TREES DOWN ON BRECKRIDGE
                                          AND FALLS ROAD AND ALSO
                                          NORTH POND ROAD NEAR
                                          ELEMENTARY SCHOOL IN
                                          TOCCOA.

TJB
Local storm report, Jun 11, 6:38 PM EDT, 1 hour 49 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
638 PM EDT WED JUN 11 2003

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

632 PM     ENOREE                    SC   WIND DAMAGE
06/11/03   SPARTANBURG                    COUNTY 911 REPORTS TREES
                                          AND POWER LINES DOWN ON
                                          MOUNTAIN SHOALS ROAD.

HG
Special weather statement, Jun 11, 7:12 PM EDT, 1 hour 15 minutes before
NCZ058-120015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
712 PM EDT WED JUN 11 2003

...STRONG THUNDERSTORMS TO AFFECT GRAHAM COUNTY...

AT 712 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF
STRONG THUNDERSTORMS MOVING NORTHEAST AT 30 MPH INTO THE EXTREME
SOUTHWEST MOUNTAINS OF NORTH CAROLINA. WIND GUSTS OF 40 TO 50 MPH
WILL ACCOMPANY THIS LINE AS IT MOVES THROUGH GRAHAM COUNTY THROUGH 8
PM.

MOST AFFECTED BY THE STRONG WINDS WILL BE LOCATIONS NEAR THE
TENNESSEE BORDER...AND THE AREA FROM SANTEETLAH TO TAPOCO. BRIEFLY
HEAVY DOWNPOURS OF RAIN AND FREQUENT LIGHTNING CAN BE EXPECTED AS
WELL.

HG

Nearby

Severe Thunderstorm Warnings in South Carolina, 2003Every severe thunderstorm warning in 2003

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.