Alert archive / South Carolina / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 261, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 18, 2009, 5:44 PM EDT for Abbeville County, Greenwood County, Laurens County, South Carolina. It was in force for 46 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
- Jun 18, 2009, 5:44 PM EDT (21:44 UTC)
- Expired
- Jun 18, 2009, 6:30 PM EDT
- In force
- 46 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
Counties Abbeville County, SC, Greenwood County, SC, Laurens County, SC
The radar
The Greer radar (KGSP), 66 km from the middle of the area, began a volume at 21:44 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 18, 10:39 AM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
| Jun 18, 3:13 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.7 hours before the alert went out and 236 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
- 2883 J/kg
- Mixed-layer CIN
- -24 J/kg
- Mixed-layer LCL
- 758 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 158 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 5.7
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 18, 5:31 PM EDT, 13 minutes earlier.
Area forecast discussion, Jun 18, 5:31 PM EDT, 13 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 531 PM EDT THU JUN 18 2009 .SYNOPSIS... HIGH PRESSURE WILL BUILDS OVER THE AREA FROM THE SOUTH ON FRIDAY...THEN A WEAK COLD FRONT WILL MOVE ACROSS OUR AREA ON SATURDAY. WEAK HIGH PRESSURE WILL BUILD OVER THE REGION NEXT WEEK. && .NEAR TERM /THROUGH FRIDAY/... THE FORECAST HAS BEEN UPDATED TO REMOVE THE NC MTNS FROM THE SEVERE TSTM WATCHES THIS EVENING. WW 461 IS SET TO EXPIRE AT 6 PM ACROSS THE WRN UPSTATE AND NE GA. IT APPEARS THAT ONGOING SEVERE CONVECTION WILL BE CLEARING THE SRN TIER AROUND THAT TIME. SOME ADDITIONAL CLEARING OF WW 466 ACROSS WRN NC IS LIKELY NEAR THE TOP OF THE HOUR. NO ADDITIONAL MCS ACTIVITY IS INDICATED UPSTREAM...AND TSTMS SHOULD RAPIDLY END AFTER THE MCS PASSES...WITH JUST A LINGERING RAIN AREA THROUGH THE EVENING BEFORE ENDING. STRONG UPPER RIDGE BUILDS INTO THE AREA FRIDAY. THIS PUSHES THE STORM TRACK TO OUR NORTH. THE MODELS STILL SHOW QUITE A BIT OF CAPE OVER THE AREA WITH VERY WARM TEMPS AND ONLY SLIGHTLY LOWER DEW POINTS. ONE WOULD THINK THAT INSTABILITY SHOULD BE MUCH LOWER DUE TO THE BUILDING RIDGE. HOWEVER...MDL SOUNDINGS DO NOT SHOW AN EXPECTED MID LEVEL SUBSIDENCE INVERSION. THAT SAID...DO NOT THINK THERE WILL BE MUCH OF A TRIGGER WITH THE STORM TRACK MOVING NORTH. WILL LIMIT POP TO SLIGHT CHC FOR THE NRN MTNS AND I-40 CORRIDOR. GUIDANCE HIGHS ARE VERY WARM AS EXPECTED WITH THE INCREASING HEIGHTS AND THICKNESSES. HOWEVER...MDLS HAVE BEEN TOO WARM RECENTLY. ALSO...GROUND IS QUITE MOIST WITH THE RECENT RAINFALL. WITH SOME OF THE HEATING GOING TO EVAPORATING THE MOISTURE...WILL UNDERCUT MOS SLIGHTLY AND KEEP TEMPS IN THE LOW TO MID 90S. && .SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY/... AS OF 205 PM EDT THU...THE MAIN SHORT TERM CONCERN WILL BE THE HEAT...AS THE UPPER RIDGE MAINTAINS CONTROL OVER THE SOUTHEAST. BROAD-SCALE SUBSIDENCE COMBINED WITH DOWNSLOPE FLOW WILL ALLOW TEMPS TO SOAR TO NEAR THE CENTURY MARK ACROSS PORTIONS OF THE PIEDMONT SAT AFTERNOON. DESPITE THE WARMING MID-LEVEL TEMPS...CONVECTION CANNOT BE RULED OUT...PARTICULARLY ACROSS THE NORTHERN ZONES LATE SAT AFTERNOON INTO THE EVENING. THIS AREA WILL REMAIN CLOSE TO THE BAND OF STRONGER WESTERLIES...AND NEAR THE TRACK OF ANY MCS ORIGINATING FROM THE OHIO VALLEY. CHANCE POPS WILL BE CARRIED TO ACCOUNT FOR THIS. ALTHOUGH THE RIDGE BEGINS A RETREAT ON SUNDAY...MODEL GUIDANCE MAINTAINS ANY SIGNIFICANT MID-LEVEL SW TROUGH ACTIVITY WELL TO THE NORTH OF THE AREA. MEANWHILE...FORECAST SOUNDINGS ARE RATHER UNIMPRESSIVE. THEREFORE...OTHER THAN A SLIVER OF SLIGHT/LOW CHANCE POPS ALONG THE TENN BORDER (ACCOUNTING FOR LOW LEVEL NORTHWEST FLOW)...SUNDAY IS EXPECTED TO BE DRY. && .LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/... AS OF 220 PM EDT THU...THE MEDIUM RANGE MODELS AGREE THAT AN UPPER LOW WILL FORM EAST OF THE MID-ATLANTIC COAST EARLY NEXT WEEK...WITH THE RIDGE RETROGRADING TO THE LOWER MISS VALLEY. THIS LEAVES THE CAROLINAS AND NORTH GEORGIA IN RELATIVELY DEEP/DRY NORTHERLY FLOW. ALTHOUGH ISOLATED/WIDELY SCT DIURNAL CONVECTION CANNOT BE COMPLETELY RULED OUT...ESP OVER THE MTNS...IT APPEARS THAT THIS WILL RESULT IN A DRIER AND SLIGHTLY COOLER PATTERN. && .AVIATION /22Z THURSDAY THROUGH TUESDAY/... MCS DROPPING TOWARD THE AREA SHOULD REMAIN IN TACT AND BRING A LINE OF TSRA...SOME SEVERE...ACROSS THE CWFA LATE THIS AFTERNOON AND EVENING. MADE SOME MINOR CHANGES TO VCTS WORDING TO TAKE INTO ACCOUNT CURRENT EXPECTED TIMING. WEST TO SOUTHWEST...NNW AT KAVL... WINDS WILL CONTINUE AHEAD OF THIS SYSTEM. WILL LIKELY BE AN INCREASE IN WINDS AND WIND SHIFT WITH THE CONVECTION...BUT WILL HAVE TO AMD AS IT MOVES IN TO MAKE SURE TIMING IS ACCURATE. EXPECT RAPIDLY IMPROVING CONDITIONS BEHIND THE SYSTEM THIS EVENING. WINDS SHOULD BECOME LIGHT AND VARIABLE. GUIDANCE ALL SHOWS VFR CIGS WITH ONLY POSSIBLE MVFR FOG OVERNIGHT. THEREFORE...HAVE KEPT ALL AREAS VFR FOR NOW...BUT LOWER CONDITIONS ARE POSSIBLE. UPPER RIDGE BUILDS IN FRIDAY...MOVING STORM TRACK TO OUR NORTH. KHKY HAS THE BEST CHC OF SEEING ANY CONVECTION...BUT CHC LOW FOR NOW. ANY CU DEVELOPMENT WILL ALSO BE LATE IN THE DAY. LIGHT WEST TO NORTHWEST WINDS DEVELOP WITH MIXING. OUTLOOK...DRIER HIGH PRESSURE BUILDS INTO THE REGION THU NIGHT THROUGH FRIDAY. A COLD FRONT WILL BRING A CHANCE OF TSTMS SATURDAY WITH DRY CONDITIONS TO FOLLOW AGAIN SUNDAY AND MONDAY. && .CLIMATE... RECORD HIGHS FOR FRIDAY JUNE 19TH: ASHEVILLE (KAVL): 92 SET IN 1933 GREENVILLE-SPARTANBURG AREA (KGSP): 98 SET IN 1944 CHARLOTTE METRO AREA (KCLT): 102 SET IN 1944 && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SYNOPSIS...JDL NEAR TERM...HG/RWH SHORT TERM...JDL LONG TERM...JDL AVIATION...RWH CLIMATE...ARK
Hazardous weather outlook, Jun 18, 5:34 PM EDT, 10 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 534 PM EDT THU JUN 18 2009 GAZ010-017-018-026-028-029-SCZ001-002-004-005-010-011-192145- RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-OCONEE MOUNTAINS- PICKENS MOUNTAINS-GREATER OCONEE-GREATER PICKENS-ANDERSON-ABBEVILLE- 534 PM EDT THU JUN 18 2009 ...SEVERE THUNDERSTORM WATCH 461 IN EFFECT UNTIL 6 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST GEORGIA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE. NCZ035>037-056-057-068>072-082-501>510-SCZ003-006>009-012>014-019- 192145- ALEXANDER-IREDELL-DAVIE-CATAWBA-ROWAN-CLEVELAND-LINCOLN-GASTON- MECKLENBURG-CABARRUS-UNION NC-CALDWELL MOUNTAINS-GREATER CALDWELL- BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL- RUTHERFORD MOUNTAINS-GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK- GREENVILLE MOUNTAINS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK- LAURENS-UNION SC-CHESTER-GREENWOOD- 534 PM EDT THU JUN 18 2009 ...SEVERE THUNDERSTORM WATCH 466 IN EFFECT UNTIL 11 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA...WESTERN NORTH CAROLINA AND UPSTATE SOUTH CAROLINA. .DAY ONE...TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE. NCZ033-048>053-058-059-062>065-192145- AVERY-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-GRAHAM- NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON- 534 PM EDT THU JUN 18 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA. .DAY ONE...TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... NONE. HG
In the hours before
Local storm report, Jun 18, 5:22 PM EDT, 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
522 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0355 PM TSTM WND DMG MARSHALL 35.80N 82.68W
06/18/2009 MADISON NC COUNTY OFFICIAL
MULTIPLE TREES DOWN IN MARSHALL.
&&
JPTLocal storm report, Jun 18, 5:31 PM EDT, 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
531 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0515 PM HAIL 7 S FOREST CITY 35.23N 81.87W
06/18/2009 E1.75 INCH RUTHERFORD NC TRAINED SPOTTER
GOLF BALL HAIL 7 MILES SOUTH OF FOREST CITY.
&&
JPTLocal storm report, Jun 18, 5:36 PM EDT, 8 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
536 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0442 PM TSTM WND DMG PELZER 34.64N 82.46W
06/18/2009 ANDERSON SC UNKNOWN
LARGE BRANCHES BROKEN.
&&
JPTLocal storm report, Jun 18, 5:38 PM EDT, 6 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
538 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0449 PM HAIL PELZER 34.64N 82.46W
06/18/2009 E0.75 INCH ANDERSON SC PUBLIC
PENNY HAIL IN PELZER.
&&
JPTLocal storm report, Jun 18, 5:41 PM EDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
541 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0530 PM TSTM WND DMG UNION 34.72N 81.62W
06/18/2009 UNION SC TRAINED SPOTTER
MULTIPLE TREES DOWN IN UNION CITY.
&&
JPTLocal storm report, Jun 18, 5:43 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
543 PM EDT THU JUN 18 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0453 PM HAIL GREENVILLE 34.84N 82.37W
06/18/2009 E0.50 INCH GREENVILLE SC PUBLIC
0.5 INCH HAIL IN GREENVILLE.
&&
JPTThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:55 PM EDT | Severe Thunderstorm Warning | GSP | Graham, Swain | 65 min |
| Jun 18, 3:16 PM EDT | Severe Thunderstorm Warning | GSP | Graham, Swain | 74 min |
| Jun 18, 3:27 PM EDT | Severe Thunderstorm Warning | GSP | Madison | 53 min |
| Jun 18, 3:38 PM EDT | Severe Thunderstorm Warning | GSP | Avery, Mitchell, Yancey | 51 min |
| Jun 18, 3:40 PM EDT | Severe Thunderstorm Warning | GSP | Haywood | 52 min |
| Jun 18, 3:52 PM EDT | Severe Thunderstorm Warning | GSP | Jackson, Macon | 51 min |
| Jun 18, 3:54 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Haywood | 47 min |
| Jun 18, 4:02 PM EDT | Severe Thunderstorm Warning | GSP | Burke, Caldwell, McDowell | 58 min |
| Jun 18, 4:17 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson, McDowell | 58 min |
| Jun 18, 4:36 PM EDT | Severe Thunderstorm Warning | GSP | Henderson, Polk, Rutherford | 33 min |
| Jun 18, 4:56 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Polk, Rutherford | 64 min |
| Jun 18, 5:03 PM EDT | Severe Thunderstorm Warning | GSP | Gaston, Mecklenburg | 57 min |
| Jun 18, 5:29 PM EDT | Severe Thunderstorm Warning | GSP | Union | 63 min |
| Jun 17, 9:06 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 39 min |
| Jun 17, 9:17 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville | 58 min |
| Jun 17, 9:54 PM EDT | Severe Thunderstorm Warning | GSP | Anderson | 66 min |
| Jun 17, 9:58 PM EDT | Severe Thunderstorm Warning | GSP | Pickens | 62 min |
| Jun 17, 10:50 PM EDT | Severe Thunderstorm Warning | GSP | Oconee | 70 min |
| Jun 17, 10:57 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville | 78 min |
| Jun 18, 12:27 AM EDT | Areal Flood Advisory | GSP | Abbeville | 63 min |
| Jun 18, 3:14 AM EDT | Flash Flood Warning | GSP | Chester | 3 hr |
| Jun 18, 3:17 AM EDT | Severe Thunderstorm Warning | GSP | Chester | 58 min |
| Jun 18, 3:49 PM EDT | Severe Thunderstorm Warning | GSP | Anderson, Greenville, Pickens | 56 min |
| Jun 18, 4:08 PM EDT | Severe Thunderstorm Warning | GSP | Pickens | 52 min |
| Jun 18, 4:30 PM EDT | Severe Thunderstorm Warning | GSP | Anderson | 60 min |
| Jun 18, 4:46 PM EDT | Severe Thunderstorm Warning | GSP | Greenville | 39 min |
| Jun 18, 5:05 PM EDT | Severe Thunderstorm Warning | GSP | Abbeville, Anderson, Greenwood, Laurens | 70 min |
| Jun 18, 5:26 PM EDT | Severe Thunderstorm Warning | GSP | Cherokee, Chester, Spartanburg, Union, York | 64 min |
| Jun 18, 5:57 PM EDT | Severe Thunderstorm Warning | GSP | Spartanburg, Union | 32 min |
| Jun 18, 6:01 PM EDT | Tornado Warning | GSP | Cherokee, Chester, Union, York | 18 min |
| Jun 17, 10:41 PM EDT | Severe Thunderstorm Warning | GSP | Rabun | 49 min |
| Jun 17, 10:44 PM EDT | Severe Thunderstorm Warning | GSP | Hart | 46 min |
| Jun 17, 11:06 PM EDT | Severe Thunderstorm Warning | GSP | Franklin | 54 min |
| Jun 17, 11:29 PM EDT | Severe Thunderstorm Warning | GSP | Elbert, Hart | 76 min |
| Jun 17, 11:58 PM EDT | Severe Thunderstorm Warning | GSP | Franklin, Habersham, Stephens | 47 min |
| Jun 18, 4:34 PM EDT | Severe Thunderstorm Warning | GSP | Franklin, Hart, Stephens | 44 min |
Nearby
Severe Thunderstorm Warnings in South Carolina, 2009Every severe thunderstorm warning in 2009
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.