Alert archive / South Carolina / Severe Thunderstorm Warnings in 2004
Severe Thunderstorm Warning 121, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 5, 2004, 5:06 PM EDT for Laurens County, South Carolina. It was in force for 69 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
- Jul 5, 2004, 5:06 PM EDT (21:06 UTC)
- Expired
- Jul 5, 2004, 6:15 PM EDT
- In force
- 69 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
County Laurens County, SC
The radar
The Greer radar (KGSP), 26 km from the middle of the area, began a volume at 21:08 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.1 hours before the alert went out and 255 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.
- Mixed-layer CAPE
- 260 J/kg
- Mixed-layer CIN
- -88 J/kg
- Mixed-layer LCL
- 1226 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 10 m²/s²
- 0-3 km storm-relative helicity
- 10 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS52 KGSP 052106
SVRGSP
SCC059-052215-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
506 PM EDT MON JUL 5 2004
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
LAURENS COUNTY IN UPSTATE SOUTH CAROLINA
* UNTIL 615 PM EDT
* AT 454 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS. THESE STORMS WERE LOCATED ALONG A
LINE EXTENDING FROM 15 MILES NORTHEAST OF GRAY COURT TO 15 MILES
NORTHWEST OF GRAY COURT...MOVING SOUTHEAST AT 20 MPH.
* SEVERE THUNDERSTORMS WILL BE NEAR...
GRAY COURT AROUND 530 PM EDT
THIS LINE OF STORMS IS PRODUCING WIND DAMAGE ACROSS GREENVILLE AND
SOUTHERN SPARTANBURG COUNTIES...AND WILL LIKELY CONTINUE TO PRODUCE
WIND DAMAGE IN THE GRAY COURT AREA. HAIL TO THE SIZE OF PENNIES CAN
ALSO BE EXPECTED.
INTENSE LIGHTNING IS OCCURRING WITH THIS LINE OF SEVERE
THUNDERSTORMS. STAY INDOORS AWAY FROM WINDOWS.
LAT...LON 3473 8215 3475 8215 3477 8213 3470 8207
3467 8203 3465 8196 3460 8192 3457 8216
3459 8219 3461 8221 3462 8221
$$
LANEWhat 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 5, 2:26 PM EDT, 2 hours 40 minutes earlier.
Area forecast discussion, Jul 5, 2:26 PM EDT, 2 hours 40 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 226 PM EDT MON JUL 5 2004 .SHORT TERM (TONIGHT THROUGH THURSDAY)... FIRST PERIOD CONCERN CENTERS AROUND THE CHCS FOR CONVECTION. MCS OVER WESTERN KY WILL CONTINUE TRACK EASTWARD TOWARD THE APPALACHIANS LATE THIS AFTERNOON AND EVENING. THE SYSTEM SHOULD QUICKLY DISSIPATE AS IT REACHES THE HIGHER TERRAIN. ISOLATED SH/TS ARE DEVELOPING OVER THE MTN PEAKS ATTM. WILL EXPECT COVERAGE OF THE LOCAL CONVECTION TO SLOWLY INCREASE OVER FA BEFORE SUNLIGHT FADES. WILL FORECAST CHC OVER THE MTNS AND ISO EAST...WILL END MENTION IN THE GRIDS BY 4Z TO ACCOUNT FOR THE MCS. AMPLITUDE OF MID-LEVEL HEIGHTS INCREASE TONIGHT AND WILL REMAIN HIGH TUE. MESOETA SHOWS H85 TEMPS BUILDING TO 21C BY TUE AFTERNOON...WHILE KEEPING SKY RATHER CLEAN. TEMPERATURES SHOULD RISE INTO THE MID TO UPPER 90S OVER UPPER 60S TO LOWER 70S DWPTS. HEAT INDEX VALUES SHOULD REMAIN BELOW ADVISORY CATE...WITH WIDESPREAD VALUES OF 100F LASTING 2-3 HRS. LOW PRESSURE IS EXPECTED TO ORGANIZE OVER THE GREAT LAKES TUESDAY NIGHT. AN ASSOCIATED COLD FRONT WILL APPROACH THE FA ON WED AS H5 HEIGHTS BEGIN TO FALL. THE ATMOS SHOULD DESTABILIZE AS TEMPS DECREASE ALOFT AND LLVL DWPTS POOL AHEAD OF THE FRONT...WILL FORECAST DIURNAL CHC COVERAGE. THU...THE FRONT WILL SLOWLY PUSH THROUGH THE REGION AND WILL AGAIN USE CHC POPS TO REPRESENT. && .LONG TERM (THURSDAY NIGHT THROUGH MONDAY)... COLD FRONT FCST TO PUSH THROUGH CWA FROM THE NW ON THU...WHILE MAIN ENERGY WITH UPPER TROF STAYS WELL N. WILL LEAVE CHANCE POPS IN FCST...WITH HIGHER POPS OVER MTNS THU INTO THU EVE. UPPER RIDGE AND SFC HIGH PRESSURE REALLY BEGIN TO BUILD OVER REGION FRI AND TROUGH EARLY NEXT WEEK. WITH SOME LOW LEVEL MOISTURE LINGERING HOWEVER...WILL KEEP LOW CHANCE POPS...MAINLY MTNS...THROUGH WEEKEND. && .AVIATION... UPPER RIDGE BUILDS OVER REGION TODAY WITH SUBSIDENCE ALOFT. THIS SHOULD HELP SUPPRESS STRONG CONVECTION LATE THIS AFTN-EVE. WITH SUFFICIENT LOW LEVEL MOISTURE...STILL EXPECT SCT TSTMS MTNS AND ISOLD ELSEWHERE UNTIL COOLING THIS EVE. DEW POINTS REMAIN FAIRLY HIGH AND WITH WEAK SUBSIDENCE OVERNIGHT EXPECT MVFR FOG LATE TONIGHT THROUGH AROUND DAYBREAK. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SHORT TERM...NED LONG TERM...RAB AVIATION...RAB
Hazardous weather outlook, Jul 5, 6:18 AM EDT, 10 hours 48 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 618 AM EDT MON JUL 5 2004 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014- 019-061017- ABBEVILLE SC-ALEXANDER NC-ANDERSON SC-AVERY NC-BUNCOMBE NC-BURKE NC- CABARRUS NC-CALDWELL NC-CATAWBA NC-CHEROKEE SC-CHESTER SC- CLEVELAND NC-DAVIE NC-ELBERT GA-FRANKLIN GA-GASTON NC-GRAHAM NC- GREATER GREENVILLE SC-GREATER OCONEE SC-GREATER PICKENS SC- GREENVILLE MOUNTAINS SC-GREENWOOD SC-HABERSHAM GA-HART GA-HAYWOOD NC- HENDERSON NC-IREDELL NC-LAURENS SC-LINCOLN NC-MACON NC-MADISON NC- MCDOWELL NC-MECKLENBURG NC-MITCHELL NC-NORTHERN JACKSON NC- OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-POLK NC-RABUN GA-ROWAN NC- RUTHERFORD NC-SOUTHERN JACKSON NC-SPARTANBURG SC-STEPHENS GA- SWAIN NC-TRANSYLVANIA NC-UNION SC-UNION NC-YANCEY NC-YORK SC- 618 AM EDT MON JUL 5 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA... UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA. .DAY ONE... LOCALLY DENSE FOG IN THE NORTH CAROLINA MOUNTAIN VALLEYS EXTENDING EAST INTO THE NORTH CAROLINA FOOTHILLS AND PIEDMONT...WILL DISSIPATE BY MID-MORNING. SPOTTY MORNING SHOWERS WILL GIVE WAY TO JUST ISOLATED TO SCATTERED AFTERNOON THUNDERSTORMS...MAINLY IN THE MOUNTAINS. IT IS POSSIBLE THAT A FEW LOCATIONS COULD SEE HEAT INDEX VALUES IN THE UPPER 90S THIS AFTERNOON. .DAYS TWO THROUGH SEVEN... A DAILY CHANCE OF THUNDERSTORMS...MAINLY EACH AFTERNOON AND EVENING...AND ESPECIALLY IN THE MOUNTAINS...WILL CONTINUE FOR MUCH OF THIS WEEK. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED.
In the hours before
Special weather statement, Jul 5, 4:35 PM EDT, 31 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 435 PM EDT MON JUL 5 2004 SCZ007-008-052130- CHEROKEE SC-SPARTANBURG- INCLUDING THE CITIES OF...GAFFNEY...SPARTANBURG 435 PM EDT MON JUL 5 2004 ...STRONG THUNDERSTORMS AFFECTING PART OF THE UPSTATE... AT 430 PM...NATIONAL WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS EXTENDING FROM GREER...TO WELLFORD...TO NEAR FINGERVILLE AND CHESNEE. THROUGH 530 PM...THESE STORMS WILL MOVE SOUTHEAST AT AROUND 20 MPH TO EVENTUALLY AFFECT LOCATIONS FROM WOODRUFF...TO PACOLET...TO NEAR GAFFNEY. THIS INCLUDES THE CITY OF SPARTANBURG. GUSTY WINDS IN EXCESS OF 50 MPH...FREQUENT CLOUD TO GROUND LIGHTNING...TORRENTIAL RAINFALL...AND PERHAPS SOME HAIL CAN BE EXPECTED AS THE STORMS MOVE OVER THESE AREAS. THE ATMOSPHERE ACROSS THE UPSTATE IS FAVORABLE FOR THE DEVELOPMENT OF SEVERE THUNDERSTORMS. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL NEWS MEDIA FOR LATER STATEMENTS AND POSSIBLE WARNINGS. LANE
Local storm report, Jul 5, 4:39 PM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
439 PM EDT MON JUL 05 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0435 PM TSTM WND DMG TAYLORS 34.92N 82.31W
07/05/2004 GREENVILLE SC TRAINED SPOTTER
SPOTTER REPORTED WIND AT LEAST 50 KTS WITH LOTS OF SMALL
LIMBS AND SOME LARGE LIMBS BREAKING OFF TREES
&&
JONESLocal storm report, Jul 5, 4:43 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
443 PM EDT MON JUL 05 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0410 PM TSTM WND DMG TIGERVILLE 35.07N 82.37W
07/05/2004 GREENVILLE SC PUBLIC
REPORT OF DIME SIZE HAIL NEAR THE SANDY FLATS AREA.
&&
SBKLocal storm report, Jul 5, 4:43 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
443 PM EDT MON JUL 05 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0410 PM HAIL TIGERVILLE 35.07N 82.37W
07/05/2004 0.75 GREENVILLE SC PUBLIC
REPORT OF DIME SIZE HAIL NEAR THE SANDY FLATS AREA.
&&
SBKLocal storm report, Jul 5, 4:45 PM EDT, 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
445 PM EDT MON JUL 05 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0440 PM HAIL 2 SW GREER 34.92N 82.26W
07/05/2004 0.75 INCH GREENVILLE SC TRAINED SPOTTER
SPOTTER REPORTED NEAR RIVERSIDE HIGH
&&
JONESLocal storm report, Jul 5, 5:05 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
505 PM EDT MON JUL 05 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0455 PM TSTM WND DMG 5 NW WOODRUFF 34.79N 82.10W
07/05/2004 SPARTANBURG SC PUBLIC
PUBLIC REPORTED WIND BLEW DOWN SIGNS...DOWNED AT LEAST 2
TREES...AND BLEW CONSTRUCTION MATERIAL AROUND AT
CASHVILLE
&&
JONESThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 3:47 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 58 min |
| Jul 5, 4:40 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg | 80 min |
| Jul 5, 4:46 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 59 min |
| Jul 5, 7:26 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 49 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2004Every severe thunderstorm warning in 2004
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.