Alert archive / South Carolina / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 38, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Apr 30, 2005, 9:10 AM EDT for Greenville County, Pickens County, South Carolina. It was in force for 50 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
- Apr 30, 2005, 9:10 AM EDT (13:10 UTC)
- Expired
- Apr 30, 2005, 10:00 AM EDT
- In force
- 50 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
Counties Greenville County, SC, Pickens County, SC
The radar
The Greer radar (KGSP), 20 km from the middle of the area, began a volume at 13:11 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 12:00Z, 1.2 hours before the alert went out and 253 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
- 787 J/kg
- Mixed-layer CIN
- -87 J/kg
- Mixed-layer LCL
- 536 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 301 m²/s²
- 0-3 km storm-relative helicity
- 309 m²/s²
- Significant tornado parameter
- 1.1
- Supercell composite
- 12.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KGSP 301310 SVRGSP SCC045-077-301400- /O.NEW.KGSP.SV.W.0038.050430T1310Z-050430T1400Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 910 AM EDT SAT APR 30 2005 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... GREENVILLE COUNTY IN UPSTATE SOUTH CAROLINA PICKENS COUNTY IN UPSTATE SOUTH CAROLINA * UNTIL 1000 AM EDT * AT 901 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR EASLEY...OR ABOUT 6 MILES EAST OF PICKENS...AND MOVING EAST AT 50 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... GREENVILLE BY 915 AM EDT TAYLORS AND MAULDIN BY 920 AM EDT GREER BY 925 AM 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 3495 8259 3477 8259 3472 8219 3499 8222 $$ RB
2 follow-up statements
000
WWUS52 KGSP 301332
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
932 AM EDT SAT APR 30 2005
SCC077-301342-
/O.CAN.KGSP.SV.W.0038.000000T0000Z-050430T1400Z/
PICKENS SC-
932 AM EDT SAT APR 30 2005
...THE SEVERE THUNDERSTORM WARNING FOR PICKENS COUNTY IS CANCELLED...
THE STORM HAS MOVED EAST OF THE COUNTY.
LAT...LON 3499 8223 3485 8223 3483 8220 3473 8219
3473 8219 3473 8220 3476 8245 3481 8248
3487 8248 3495 8253
$$
SCC045-301400-
/O.CON.KGSP.SV.W.0038.000000T0000Z-050430T1400Z/
GREENVILLE SC-
932 AM EDT SAT APR 30 2005
...A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 1000 AM EDT FOR
CENTRAL GREENVILLE COUNTY...
AT 926 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR GREER...OR ABOUT 10 MILES NORTHEAST OF GREENVILLE...
MOVING EAST AT 50 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
GREENVILLE AND PARIS MOUNTAIN STATE PARK BY 915 AM EDT
TAYLORS AND 8 MILES NORTH OF MAULDIN BY 920 AM EDT
GREER BY 925 AM EDT
IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
LAT...LON 3499 8223 3485 8223 3483 8220 3473 8219
3473 8219 3473 8220 3476 8245 3481 8248
3487 8248 3495 8253
$$
RB000
WWUS52 KGSP 301356
SVSGSP
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
956 AM EDT SAT APR 30 2005
SCC045-301406-
/O.EXP.KGSP.SV.W.0038.000000T0000Z-050430T1400Z/
GREENVILLE SC-
956 AM EDT SAT APR 30 2005
...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL GREENVILLE COUNTY WILL
EXPIRE AT 1000 AM EDT...
THE THUNDERSTORM HAS WEAKENED AND MOVED EAST.
LAT...LON 3499 8223 3485 8223 3483 8220 3473 8219
3473 8219 3473 8220 3476 8245 3481 8248
3487 8248 3495 8253
$$
RBWhat 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 Apr 30, 3:25 AM EDT, 5 hours 45 minutes earlier.
Area forecast discussion, Apr 30, 3:25 AM EDT, 5 hours 45 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 325 AM EDT SAT APR 30 2005 .SHORT TERM (TODAY THROUGH TONIGHT)... SLUG OF DEEP LAYER FORCING/RH AND UPPER DIVERGENCE BULLSEYE WILL TRANSLATE EASTWARD ACRS THE CWFA THROUGH EARLY TO MID AFTERNOON RESULTING IN CATEGORICAL CVRG OF DEEP CONVECTION. HAVE ADDED MENTION OF HEAVY RAIN WORDING FOR THE TENN BORDER COUNTIES THIS MORNING AS THESE ZONES ARE ON THE EASTERN PERIPHERY OF THE CORE OF TROPICAL MOISTURE FEED...OUT AHEAD OF SLOW MOVING COLD FRONT...SLOWED EVEN FURTHER BY A NORTHWARD MOVING SFC WAVE. OTHERWISE...CWFA TO BE WITHIN A STRONGLY SHEARED ENVIRONMENT TODAY IN CONJUNCTION WITH ONLY A NOMINAL AMOUNT OF DESTABILIZATION THANKS TO WIDESPREAD CLDS/PCPN. EVEN IN THE WAKE OF DEEP FORCING LATE THIS AFTERNOON...00Z NAM CONTINUES THE TREND OF SFC COLD FRONT TRANSLATION ONLY AS FAR EAST AS ALONG/JUST EAST OF BLUE RIDGE BY 00Z TONIGHT. MODELS IN GOOD AGREEMENT WITH FEATURES ALOFT 00-06Z...AN ADDITIONAL PIECE OF ENERGY ROTATING THRU L/WV AND FTLHS/PIEDMONT IN FAVORABLE RIGHT ENTRANCE REGION OF UPPER JET. IF THE NAM SFC FRONT/INSTABILITY TRENDS ARE CORRECT...EVENING REDEVELOPMENT POSSIBLE...AND WILL BUMP POPS UP TO REFLECT THIS. PLAN ON ADDRESSING SVR CONCERNS IN AN UPDATED SPS. HEADING INTO THE OVERNIGHT HOURS...MORE SUBSTANTIAL VEERING OF THE LLVL WINDS IN WAKE OF COLD FRONT EXPECTED AND UPPER JET AXIS SLIPS TO OUR SE. && .LONG TERM (SUNDAY THROUGH FRIDAY)... CYCLONIC FLOW ALOFT PERSISTS ACRS THE CWFA SUNDAY BUT PRETTY DRY THRU THE COLUMN WITH WEAK SFC RIDGING NOSING IN FROM THE WEST. WILL KEEP THE DRY TREND GOING THROUGH MONDAY...LEANING TOWARD THE DRIER NAM...SHYING AWAY FROM THE GFS DEPICTION OF HIGHER RH ADVECTING INTO THE MTNS ON THE WNW FLOW...WITH NO CHANGES FOR THE REST OF THE WEEK. && .AVIATION... SHOWERS WILL ENTER BY CWFA BY DAYBREAK. CIG/VIS SHOULD REMAIN VFR UNTIL AFTER DAYBREAK WHEN TSRA APPROACH. PRE-FRONTAL LINE OF TSRA SHOULD REACH KAVL ABOUT 13Z...KAND 14Z...KGSP 15Z AND KCLT 16Z IF CURRENT TRENDS HOLD. THIS ALSO IN LINE WITH MDL GUIDANCE. CIG/VIS WILL HIT MVFR AND POSSIBLY IFR AS TSRA MOVE THRU. LEFT IFR OUT OF 06Z TAFS...BUT WILL LIKELY INCLUDE IN 12Z TAFS WHEN TIMING CAN BE BETTER DETERMINED. SHOULD BE WIDESPREAD STRATIFORM PRECIP AFTER THE LINE MOVES AND BEFORE FROPA. FROPA NOW HOLDS OFF UNTIL EVE. HAVE INCLUDED SHRA BUT KEPT VFR CIG/VIS OVER THE SC TAF SITES AND KCLT FOR CONVECTIVE POTENTIAL WITH THE FRONT ITSELF. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SHORT TERM/LONG TERM...CSH AVIATION...RWH
Hazardous weather outlook, Apr 30, 6:28 AM EDT, 2 hours 42 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 628 AM EDT SAT APR 30 2005 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014-019-011030- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-CALDWELL- ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD- BUNCOMBE-MCDOWELL-BURKE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON- MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-POLK-RUTHERFORD- CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION- OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG- CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-CHESTER-GREENWOOD- 628 AM EDT SAT APR 30 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA... MUCH OF WESTERN NORTH CAROLINA... AND EXTREME NORTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT LOCALLY HEAVY RAIN AND SEVERE THUNDERSTORMS WILL BE POSSIBLE THROUGH THIS EVENING. FOR FURTHER DETAILS...PLEASE REFER TO THE LATEST SPECIAL WEATHER STATEMENT...SPSGSP...ISSUED BY THIS OFFICE. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED TODAY.
In the hours before
Special weather statement, Apr 30, 5:19 AM EDT, 3 hours 51 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 519 AM EDT SAT APR 30 2005 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014-019-302100- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-CALDWELL- ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD- BUNCOMBE-MCDOWELL-BURKE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON- MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-POLK-RUTHERFORD- CLEVELAND-LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION- OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS- GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG- CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-CHESTER-GREENWOOD- INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...TOCCOA... HARTWELL...ELBERTON...NEWLAND...STATESVILLE...MOCKSVILLE... SPRUCE PINE...CHEROKEE...WAYNESVILLE...ASHEVILLE...MARION... MORGANTON...HICKORY...SALISBURY...SYLVA...FRANKLIN...BREVARD... HENDERSONVILLE...COLUMBUS...RUTHERFORDTON...SHELBY...LINCOLNTON... GASTONIA...CHARLOTTE...CONCORD...MONROE...GREENVILLE... SPARTANBURG...GAFFNEY...ROCK HILL...ANDERSON...ABBEVILLE... LAURENS...UNION...CHESTER...GREENWOOD 519 AM EDT SAT APR 30 2005 ...SEVERE WEATHER OUTLOOK... AN UPPER LEVEL AREA OF LOW PRESSURE WILL MOVE EAST ACROSS THE REGION THIS MORNING...TRIGGERING WIDESPREAD SHOWERS AND THUNDERSTORMS. THE GREATEST THREAT FOR HEAVY RAINFALL THIS MORNING WILL BE ACROSS THOSE MOUNTAIN COUNTIES BORDERING TENNESSEE. AS WIDESPREAD PRECIPITATION DEVELOPS EAST OF THE MOUNTAINS LATER THIS MORNING AND EARLY THIS AFTERNOON...THE ABILITY FOR THE ATMOSPHERE TO DESTABILIZE WILL BE LIMITED...BUT WITH STRONG WIND FIELDS IN PLACE THROUGHOUT THE DEPTH OF THE ATMOSPHERE...AN EMBEDDED SEVERE THUNDERSTORM...PRODUCING LARGE HAIL OR DAMAGING WIND...CANNOT BE RULED OUT. LATER THIS AFTERNOON...A COLD FRONT WILL MOVE INTO THE MOUNTAINS...AND IT IS POSSIBLE THAT ADDITIONAL STORMS WILL REDEVELOP ALONG THIS FRONT AND THEN MOVE EAST INTO THE PIEDMONT THIS EVENING. SEVERE THUNDERSTORMS ASSOCIATED WITH THIS REDEVELOPMENT WILL ALSO BE POSSIBLE. REMEMBER TO LISTEN TO NOAA ALL HAZARDS WEATHER RADIO OR YOUR FAVORITE MEDIA SOURCE FOR THE LATEST INFORMATION.
Special weather statement, Apr 30, 8:37 AM EDT, 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 837 AM EDT SAT APR 30 2005 GAZ010-017-018-026-028-029-SCZ001>008-010>013-019-301400- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE- GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-ANDERSON- ABBEVILLE-LAURENS-UNION-GREENWOOD- INCLUDING THE CITIES OF...CLAYTON...CLARKESVILLE...TOCCOA... HARTWELL...ELBERTON...GREENVILLE...SPARTANBURG...GAFFNEY... ANDERSON...ABBEVILLE...LAURENS...UNION...GREENWOOD 837 AM EDT SAT APR 30 2005 ...STRONG THUNDERSTORMS MOVING FROM EXTREME NORTHEAST GEORGIA INTO UPSTATE SOUTH CAROLINA... AT 830 AM EDT...WEATHER RADAR SHOWED A LINE OF THUNDERSTORMS EMBEDDED IN A LARGE AREA OF RAIN FROM AROUND SALEM AND WALHALLA SOUTH CAROLINA...EXTENDING SOUTH TO WEST OF HARTWELL AND ELBERTON GEORGIA. THIS LINE WAS MOVING EAST AT 35 TO 40 MPH. A FEW STORMS WERE EAST OF THE LINE BETWEEN PICKENS AND GREENVILLE IN SOUTH CAROLINA. THESE STORMS WERE PRODUCING LOTS OF CLOUD TO GROUND LIGHTNING...AND RADAR INDICATED HAIL IN SOME OF THE STORMS. GUSTY WINDS WILL ALSO BE LIKELY AS THE STORMS MOVE THROUGH...AND LOCALLY VERY HEAVY RAINFALL WILL OCCUR. SOME OF THE STORMS COULD BECOME SEVERE...WITH LARGE HAIL AND DAMAGING WINDS...AND SEVERE THUNDERSTORM WARNINGS COULD BE REQUIRED ON SHORT NOTICE. IF YOU ARE ENGAGED IN OUTDOOR ACTIVITIES THIS MORNING...YOU SHOULD BE PREPARED TO MOVE TO A SAFE SHELTER UNTIL THE STORMS MOVE THROUGH. LISTEN TO NOAA ALL HAZARDS WEATHER RADIO...OR YOUR FAVORITE MEDIA SOURCE...FOR LATER STATEMENTS AND POSSIBLY WARNINGS. JONES
Nearby
Severe Thunderstorm Warnings in South Carolina, 2005Every severe thunderstorm warning in 2005
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.