Alert archive / South Carolina / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 223, NWS Greenville-Spartanburg, SC

July 13, 2003Pickens County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 13, 2003, 2:38 PM EDT for Pickens County, South Carolina. It was in force for 52 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 13, 2003, 2:38 PM EDT (18:38 UTC)
Expired
Jul 13, 2003, 3:30 PM EDT
In force
52 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County Pickens County, SC

The radar

The Greer radar (KGSP), 46 km from the middle of the area, began a volume at 18:42 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.6 hours before the alert went out and 235 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 2003-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1654 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 2003-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
1654 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
744 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
8 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Jul 13, 8:56 AM EDT, 5 hours 42 minutes earlier.

Area forecast discussion, Jul 13, 8:56 AM EDT, 5 hours 42 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
856 AM EDT SUN JUL 13 2003

EARLY UPDATE TO INCREASE POPS THIS MORNING TO CHANCE. RADAR SHOWS
CONVECTION FIRING ALONG BOUNDARY IN SMOKY MOUNTAINS. EARLIER
ACTIVITY FIZZLED IN UPPER SAVANNAH RIVER VALLEY. INCREASED CLOUDS
TODAY AND LOWERED MAX T ONE DEGREE. UPDATED TEMP/DEW POINT AND WIND
FIELDS TO REFLECT CURRENT OBS AND LATEST PROGS.

FCSTID =    7
GSP   85  67  87  68 /  50  60  30  30
AND   85  68  87  69 /  50  60  30  30
CLT   86  67  87  68 /  50  60  50  50
HKY   83  66  84  67 /  50  60  40  40
AVL   80  62  81  63 /  50  60  30  30

.GSP...
GA...NONE.
NC...NONE.
SC...NONE.

O7
Hazardous weather outlook, Jul 13, 4:50 AM EDT, 9 hours 48 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-131100-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
450 AM EDT SUN JUL 13 2003

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

.DAY ONE...TODAY

SHOWERS AND THUNDERSTORMS ARE EXPECTED TO DEVELOP AND ORGANIZE
ACROSS THE FORECAST AREA IN RESPONSE TO AN UPPER LEVEL TROF MOVING
EAST TOWARD THE SOUTHEAST U.S.. SOME OF THESE STORMS COULD PRODUCE
DAMAGING STRAIGHT LINE WINDS AND LARGE HAIL.

.DAYS TWO THROUGH SEVEN...

SCATTERD...MAINLY AFTERNOON AND EVENING SHOWERS AND THUNDERSTORMS
WILL BE POSSIBLE MOST DAYS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED.

RB

In the hours before

Special weather statement, Jul 13, 9:52 AM EDT, 4 hours 46 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-132000-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
952 AM EDT SUN JUL 13 2003

...SEVERE WEATHER POSSIBLE THIS AFTERNOON AND EVENING...

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP BY THIS AFTERNOON.
SOME OF THESE THUNDERSTORMS COULD BECOME SEVERE...PRODUCING DAMAGING
WIND AND LARGE HAIL. IN ADDITION...THESE STORMS COULD PRODUCE VERY
HEAVY RAINFALL...AND FREQUENT CLOUD TO GROUND LIGHTNING. THE
THUNDERSTORMS WILL CONTINUE INTO THE EVENING.

SPOTTER GROUPS SHOULD BE PREPARED TO ACTIVATE QUICKLY LATE THIS
AFTERNOON AND THIS EVENING. DISPATCHERS SHOULD ENSURE COUNTY
EMERGENCY MANAGEMENT OFFICIALS ARE AWARE OF THIS INFORMATION.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR FAVORITE MEDIA OUTLET FOR
THE LATEST UPDATES CONCERNING THIS POTENTIAL SEVERE WEATHER
SITUATION.

07
Local storm report, Jul 13, 1:58 PM EDT, 40 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
158 PM EDT SUN JUL 13 2003

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

138 PM     2 S FRANKLIN              NC   .88 INCH HAIL
07/13/03   MACON                          SPOTTER REPORTED NICKEL
                                          SIZED HAIL ACCUMULATING
                                          ON DECK. ESTIMATED WIND
                                          GUSTS TO 60 MPH.

128 PM     5 SE MONROE               NC   FLOODING
07/13/03   UNION                          UNION EOC REPORTED HWY
                                          601 SOUTH COVERED BY 6 TO
                                          8 INCHES OF FLOWING
                                          WATER...MAY BE CLOSED
                                          SOON.

JRL

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 8:30 PM EDTTornado WarningGSPCleveland45 min
Jul 12, 8:36 PM EDTSevere Thunderstorm WarningGSPRutherford39 min
Jul 12, 8:48 PM EDTTornado WarningGSPGaston42 min
Jul 12, 9:43 PM EDTFlash Flood WarningGSPMcDowell2 hr
Jul 12, 9:44 PM EDTSevere Thunderstorm WarningGSPGaston46 min
Jul 12, 9:55 PM EDTSevere Thunderstorm WarningGSPMcDowell, Rutherford65 min
Jul 12, 10:02 PM EDTSevere Thunderstorm WarningGSPMecklenburg58 min
Jul 12, 10:16 PM EDTSevere Thunderstorm WarningGSPLincoln59 min
Jul 12, 10:27 PM EDTFlash Flood WarningGSPRutherford3 hr
Jul 12, 10:57 PM EDTSevere Thunderstorm WarningGSPCleveland48 min
Jul 12, 11:00 PM EDTFlash Flood WarningGSPCleveland, Lincoln3 hr
Jul 12, 11:05 PM EDTSevere Thunderstorm WarningGSPGaston40 min
Jul 12, 11:35 PM EDTSevere Thunderstorm WarningGSPMecklenburg40 min
Jul 13, 12:01 AM EDTSevere Thunderstorm WarningGSPBurke44 min
Jul 13, 1:35 AM EDTFlash Flood WarningGSPUnion3 hr
Jul 13, 1:46 PM EDTFlash Flood WarningGSPUnion3 hr
Jul 13, 3:43 PM EDTSevere Thunderstorm WarningGSPBurke, Caldwell47 min
Jul 13, 4:44 PM EDTFlash Flood WarningGSPUnion3 hr
Jul 13, 5:14 PM EDTFlash Flood WarningGSPBurke3 hr
Jul 13, 5:19 PM EDTSevere Thunderstorm WarningGSPMecklenburg, Union56 min
Jul 13, 5:28 PM EDTFlash Flood WarningGSPBuncombe3 hr
Jul 13, 7:57 PM EDTSevere Thunderstorm WarningGSPGraham48 min
Jul 12, 11:31 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg59 min
Jul 13, 12:36 AM EDTSevere Thunderstorm WarningGSPSpartanburg39 min
Jul 13, 1:09 AM EDTSevere Thunderstorm WarningGSPChester66 min
Jul 13, 2:43 AM EDTSevere Thunderstorm WarningGSPGreenwood47 min
Jul 13, 3:20 PM EDTTornado WarningGSPAnderson, Pickens40 min
Jul 13, 3:50 PM EDTSevere Thunderstorm WarningGSPGreenville40 min
Jul 13, 4:00 PM EDTSevere Thunderstorm WarningGSPAnderson45 min
Jul 13, 4:31 PM EDTSevere Thunderstorm WarningGSPGreenville44 min
Jul 13, 4:43 PM EDTSevere Thunderstorm WarningGSPLaurens62 min
Jul 13, 4:58 PM EDTSevere Thunderstorm WarningGSPYork47 min
Jul 13, 5:08 PM EDTSevere Thunderstorm WarningGSPChester52 min
Jul 13, 5:46 PM EDTSevere Thunderstorm WarningGSPAbbeville, Greenwood59 min
Jul 13, 5:49 PM EDTSevere Thunderstorm WarningGSPLaurens41 min
Jul 13, 2:22 PM EDTSevere Thunderstorm WarningGSPRabun38 min
Jul 13, 2:34 PM EDTSevere Thunderstorm WarningGSPHabersham41 min
Jul 13, 5:04 PM EDTSevere Thunderstorm WarningGSPFranklin41 min

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.