Alert archive / South Carolina / Severe Thunderstorm Warnings in 2005
Severe Thunderstorm Warning 121, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 1, 2005, 4:03 PM EDT for Spartanburg County, South Carolina. It was in force for 57 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 1, 2005, 4:03 PM EDT (20:03 UTC)
- Expired
- Jul 1, 2005, 5:00 PM EDT
- In force
- 57 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
County Spartanburg County, SC
The radar
The Greer radar (KGSP), 22 km from the middle of the area, began a volume at 20:03 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
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.1 hours before the alert went out and 228 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
- 1113 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 996 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 1, 2:21 PM EDT, 1 hour 42 minutes earlier.
Area forecast discussion, Jul 1, 2:21 PM EDT, 1 hour 42 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 221 PM EDT FRI JUL 1 2005 .SHORT TERM (TONIGHT THROUGH MONDAY)... ATMOSPHERE UNSTABLE AGAIN TODAY WITH CAPES BTWN 2000-3000 J/KG BY EARLY AFTN. BEST LOW LEVEL CONVERGENCE LIES WITH A COLD FRONT OVER CNTRL TN AND WITH A LEE TROF ACROSS THE W-CNTRL CAROLINAS. THERE IS WEAK DIFLUENT FLOW ALOFT AND A WEAK SHORTWAVE APPROACHING. STRAIGHT- LINE WIND GUSTS STILL APPEAR TO BE THE MAIN CONVECTIVE THREAT WITH STORMS THRU THIS EVE. THERE IS THE THREAT OF FLASH FLOODING WITH HEAVY RAIN AS WELL...ESPECIALLY WHERE ANY TRAINING CELLS OCCUR. EXPECT WIDESPREAD SHWRS AND TSTMS THRU THIS EVE WITH A CONTINUED CHANCE OVERNIGHT AND SAT AS THE FRONT MOVES THROUGH. FRONT PUSHES S OF AREA LATE SAT. EXPECT SCT LATE DAY CONVECTION SUN-MON AS LOW LEVEL EASTERLY FLOW DEVELOPS AND BRINGS ATLANTIC MOISTURE UPSLOPE TOWARD THE MTNS. && .LONG TERM (MONDAY NIGHT THROUGH FRIDAY)... SURFACE HIGH PRESSURE WEAKENS TUE WHILE A COLD FRONT APPROACHES FROM THE NW...AND UPPER FLOW BEGINS TO SHIFT FROM A ZONAL PATTERN AS AN UPPER TROF STARTS TO DEEPEN OVER E US. THIS SHOULD ALLOW MORE VIGOROUS SHORTWAVES TO AFFECT THE REGION LATER IN THE WEEK. THE FRONTAL BOUNDARY PUSHES INTO FROM CWA FROM THE NW WED AND STALLS OVER THE AREA...THEN A SURFACE WAVE APPROACHES FROM THE W ON THU WHILE A VIGOROUS SHORTWAVE ALOFT MOVES IN FROM THE W. THIS SHOULD INCREASE THE CHANCE OF SHOWERS AND THUNDERSTORMS THU AND FRI BUT PLAN TO LIMIT POPS TO THE CHANCE CATEGORY TOWARD THE END OF NEXT WEEK DUE TO TIMING AND STRENGTH UNCERTAINTIES. && .AVIATION... CONVECTION IS BLOWING UP OVER THE HIGHER TERRAIN ONCE AGAIN THIS AFTERNOON. CELLS ARE MOVING VERY SLOWLY ATTM...AROUND 4 KNOTS. IT IS DIFFICULT TO SAY WHAT STORMS WILL DO ONCE THEY FINALLY MOVE OFF THE HIGHER TERRAIN. YESTERDAYS CONVECTION TENDED TO DIMINISH ONCE IT MOVED INTO THE LOWER ELEVATIONS...DESPITE THE IMPRESSIVE INSTABILITY. FOR NOW...HAVE OPTED FOR A VCTS AT ALL SITES EXCEPT AVL...WHERE THE TEMPO GROUP WAS RETAINED FROM THE PREVIOUS PACKAGE. HOWEVER...WILL CONTINUE TO MONITOR TRENDS FOR POSSIBLE AMENDMENTS FOR CONVECTION...HOPEFULLY WITH A 2 HOUR LEAD TIME...THROUGH THE AFTERNOON. LINE OF CONVECTION OVER EAST TENNESSEE MAY THREATEN THE WESTERN-MOST TERMINALS DURING THE EARLY-TO-MID EVENING HOURS...SO RETAINED VCTS THROUGH MIDNIGHT. OTHERWISE...EXPECT FOG SCENARIO SAT MORNING VERY SIMILAR TO THAT OF FRI MORNING. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SHORT TERM...RB LONG TERM...RB AVIATION...JDL
Hazardous weather outlook, Jul 1, 6:00 AM EDT, 10 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 600 AM EDT FRI JUL 1 2005 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014-019-021000- 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- 600 AM EDT FRI JUL 1 2005 THIS HAZARDOUS WEATHER OUTLOOK IS FOR UPSTATE SOUTH CAROLINA... MUCH OF WESTERN NORTH CAROLINA... AND EXTREME NORTHEAST GEORGIA. .DAY ONE...TODAY AND TONIGHT THUNDERSTORMS WILL DEVELOP TODAY AND CONTINUE INTO THE EVENING. SOME OF THESE STORMS MAY BE SEVERE. PLEASE SEE CAESPSGSP FOR ADDITIONAL DETAILS. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY SCATTERED AFTERNOON AND EVENING THUNDERSTORMS ARE POSSIBLE EACH DAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED THIS AFTERNOON AND EVENING.
In the hours before
Special weather statement, Jul 1, 11:33 AM EDT, 4 hours 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 1133 AM EDT FRI JUL 1 2005 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082- SCZ001>014-019-012200- 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 1133 AM EDT FRI JUL 1 2005 ...SEVERE WEATHER OUTLOOK... TODAY IS EXPECTED TO BE THE HOTTEST DAY OF THE YEAR SO FAR ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. THE WARM TEMPERATURES COMBINED WITH HIGH LEVELS OF MOISTURE WILL RESULT IN A VERY UNSTABLE AIRMASS. SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP ONCE AGAIN BY EARLY AFTERNOON. THE MOST LIKELY AREA FOR DEVELOPMENT DURING THIS TIME WILL BE ACROSS THE MOUNTAINS. HOWEVER...A SHOWER OR STORM COULD DEVELOP ANYWHERE ACROSS THE AREA AT ANY GIVEN TIME. STORMS DEVELOPING OVER THE HIGHER TERRAIN MAY ORGANIZE AND MOVE SOUTHEAST INTO THE FOOTHILLS AND FAR WESTERN PIEDMONT DURING THE MID TO LATE AFTERNOON HOURS. THE GREATER CHANCE FOR SHOWERS AND THUNDERSTORMS WILL BE THIS EVENING...AS A COLD FRONT APPROACHES THE REGION FROM THE TENNESSEE VALLEY. NUMEROUS SHOWERS AND STORMS MAY ACCOMPANY THIS FEATURE INTO THE MOUNTAINS BY EARLY EVENING...AND GRADUALLY SPREAD EAST TOWARD THE FOOTHILLS AND PIEDMONT DURING THE EVENING HOURS. ANY STORMS DEVELOPING THIS AFTERNOON AND EVENING WILL BE CAPABLE OF PRODUCING SEVERE WEATHER...MAINLY IN THE FORM OF DAMAGING STRAIGHT LINE WINDS. IN ADDITION...SLOW STORM MOVEMENT WILL RESULT IN A THREAT OF LOCALLY HEAVY RAINFALL...AND PERHAPS ISOLATED FLASH FLOODING. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR LATER STATEMENTS AND POSSIBLE WARNINGS. LANE
Local storm report, Jul 1, 1:43 PM EDT, 2 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
143 PM EDT FRI JUL 01 2005
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0800 PM TSTM WND DMG 9 N TURNERSBURG 36.04N 80.81W
06/30/2005 IREDELL NC CO-OP OBSERVER
TREES DOWN AND 1 LARGE LIMB ON ROADWAY ON WARREN BRIDGE
ROAD ALONG THE IREDELL AND WILKES COUNTY LINE.
&&
TBENTHALSpecial weather statement, Jul 1, 2:59 PM EDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 259 PM EDT FRI JUL 1 2005 GAZ018-026-028-NCZ034-035-054>056-066>068-SCZ004>008-010-012000- ALEXANDER-ANDERSON-BURKE NC-CALDWELL-CATAWBA-CHEROKEE SC-CLEVELAND- FRANKLIN GA-GREATER GREENVILLE-GREATER OCONEE-GREATER PICKENS-HART- MCDOWELL-POLK NC-RUTHERFORD-SPARTANBURG-STEPHENS- INCLUDING THE CITIES OF...ANDERSON...GAFFNEY...GREENVILLE... HARTWELL...HICKORY...MARION...MORGANTON...RUTHERFORDTON...SHELBY... SPARTANBURG...TOCCOA...TRYON 259 PM EDT FRI JUL 1 2005 ...STRONG THUNDERSTORMS MOVING OFF THE HIGHER TERRAIN... AT 3:48 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED STRONG THUNDERSTORMS MOVING INTO THE FOOTHILLS AND PIEDMONT OF THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. SOME OF THESE STORMS WILL PRODUCE FREQUENT AND INTENSE CLOUD TO GROUND LIGHTNING...ESPECIALLY ACROSS NORTHERN GREENVILLE COUNTY IN SOUTH CAROLINA...POLK COUNTY IN NORTH CAROLINA...AND STEPHENS AND NORTHERN FRANKLIN COUNTY IN GEORGIA. IN ADDITION...SLOW MOVEMENT OF THE SHOWERS AND STORMS WILL PRODUCE HOURLY RAINFALL RATES OF 1 TO 2 INCHES. GUSTY WINDS AND SMALL HAIL WILL ACCOMPANY THE STRONGEST STORMS. LANE
Special weather statement, Jul 1, 4:02 PM EDT, 1 minute before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 402 PM EDT FRI JUL 1 2005 GAZ018-026-028-NCZ034-035-055-056-067>070-SCZ006>008-010-012-013- 012100- ALEXANDER-ANDERSON-BURKE NC-CALDWELL-CATAWBA-CHEROKEE SC-CLEVELAND- FRANKLIN GA-GASTON-GREATER GREENVILLE-HART-LAURENS SC-LINCOLN NC- RUTHERFORD-SPARTANBURG-STEPHENS-UNION SC- INCLUDING THE CITIES OF...ANDERSON...GAFFNEY...GASTONIA... GREENVILLE...HARTWELL...HICKORY...LAURENS...LINCOLNTON...MORGANTON... RUTHERFORDTON...SHELBY...SPARTANBURG...TOCCOA...UNION 402 PM EDT FRI JUL 1 2005 ...STRONG THUNDERSTORMS MOVING INTO THE PIEDMONT... AT 3:53 PM...NATIONAL WEATHER SERVICE RADAR INDICATED SCATTERED STRONG THUNDERSTORMS OVER EASTERN PORTIONS OF THE FOOTHILLS... DRIFTING SOUTH AND EAST INTO THE PIEDMONT. AS THESE STORMS CONTINUE TO PUSH TOWARD THE I-85 AND I-77 CORRIDORS...SOME OF THEM WILL PRODUCE FREQUENT AND INTENSE CLOUD TO GROUND LIGHTNING. IN ADDITION...SLOW MOVEMENT OF THE SHOWERS AND STORMS WILL PRODUCE HOURLY RAINFALL RATES OF 1 TO 2 INCHES. GUSTY WINDS WILL ACCOMPANY THE STRONGEST STORMS. LANE
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 1, 2:17 PM EDT | Severe Thunderstorm Warning | GSP | Burke | 62 min |
| Jul 1, 5:38 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 70 min |
| Jul 1, 6:08 PM EDT | Flash Flood Warning | GSP | Mecklenburg | 3 hr |
| Jul 1, 2:26 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 71 min |
| Jul 1, 4:20 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 40 min |
| Jul 1, 5:01 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg, Union | 74 min |
| Jul 1, 5:25 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville | 71 min |
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.