Alert archive / South Carolina / Special Weather Statements in 2011

Special Weather Statement, NWS Greenville-Spartanburg, SC

June 11, 2011Spartanburg County, South Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Jun 11, 2011, 12:35 AM EDT for Spartanburg County, South Carolina. It was in force for 40 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
Jun 11, 2011, 12:35 AM EDT (04:35 UTC)
Expired
Jun 11, 2011, 1:15 AM EDT
In force
40 min
Issued by
NWS Greenville-Spartanburg, SC

County Spartanburg County, SC

The radar

The Greer radar (KGSP), 20 km from the middle of the area, began a volume at 04:38 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 00:00Z, 4.6 hours before the alert went out and 233 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1330 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, Greensboro/Hi Pt, NC at 00:00Z on 2011-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 15 square meters per square second.1939Sfc1 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
1330 J/kg
Mixed-layer CIN
-38 J/kg
Mixed-layer LCL
1465 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
15 m²/s²
0-3 km storm-relative helicity
-13 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement 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 special weather statement went out at Jun 10, 10:01 PM EDT, 2 hours 34 minutes earlier.

Area forecast discussion, Jun 10, 10:01 PM EDT, 2 hours 34 minutes before
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Hazardous weather outlook, Jun 10, 2:29 PM EDT, 10 hours 6 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
229 PM EDT FRI JUN 10 2011

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-111830-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-AVERY-ALEXANDER-
IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-CATAWBA-
ROWAN-GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
HENDERSON-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-OCONEE MOUNTAINS-
PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-GREATER OCONEE-
GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-CHEROKEE-YORK-
ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
229 PM EDT FRI JUN 10 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT.

SCATTERED THUNDERSTORMS WILL CONTINUE THROUGH MID EVENING ACROSS THE
WESTERN CAROLINAS AND NORTHEAST GEORGIA. SOME OF THESE STORMS WILL
BE SEVERE AND PRODUCE LARGE HAIL AND DAMAGING WINDS. THE STORMS
WILL ALSO BE FAIRLY SLOW MOVING. LOCALLY HEAVY RAIN WILL
RESULT...WITH ISOLATED FLASH FLOODING A POSSIBILITY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY.

SCATTERED THUNDERSTORMS WILL DEVELOP AGAIN SATURDAY AFTERNOON AND
EVENING...WITH AT LEAST A FEW OF THE STORMS BECOMING SEVERE. SLOW
STORM MOTIONS AND A MOIST AIR MASS WILL FAVOR A FEW AREAS OF
EXCESSIVE RAINFALL. FLASH FLOODING...DAMAGING WINDS...AND LARGE HAIL
WILL BE THE MAIN THREATS WITH ANY THUNDERSTORMS.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...OR FLASH FLOODING TO OUR OFFICE.

In the hours before

Local storm report, Jun 10, 10:09 PM EDT, 2 hours 26 minutes before
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Local storm report, Jun 10, 10:51 PM EDT, 1 hour 44 minutes before
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Local storm report, Jun 10, 11:07 PM EDT, 1 hour 28 minutes before
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Local storm report, Jun 10, 11:29 PM EDT, 1 hour 6 minutes before
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Special weather statement, Jun 11, 12:12 AM EDT, 23 minutes before
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Special weather statement, Jun 11, 12:35 AM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 8:53 PM EDTSevere Thunderstorm WarningGSPGaston41 min
Jun 10, 9:57 PM EDTSevere Thunderstorm WarningGSPUnion63 min
Jun 11, 12:50 PM EDTSpecial Weather StatementGSPMcDowell40 min
Jun 11, 2:11 PM EDTSevere Thunderstorm WarningGSPCabarrus, Rowan64 min
Jun 11, 2:27 PM EDTSpecial Weather StatementGSPRowan48 min
Jun 11, 2:45 PM EDTSevere Thunderstorm WarningGSPCabarrus, Rowan60 min
Jun 11, 3:00 PM EDTSevere Thunderstorm WarningGSPCabarrus, Mecklenburg45 min
Jun 11, 3:25 PM EDTSevere Thunderstorm WarningGSPRowan65 min
Jun 11, 3:38 PM EDTSevere Thunderstorm WarningGSPBuncombe, Haywood, Henderson, Transylvania67 min
Jun 11, 3:44 PM EDTSevere Thunderstorm WarningGSPHenderson, Polk61 min
Jun 11, 3:50 PM EDTAreal Flood AdvisoryGSPCabarrus3 hr
Jun 11, 5:48 PM EDTSevere Thunderstorm WarningGSPAlexander, Burke, Caldwell, Catawba57 min
Jun 11, 6:23 PM EDTAreal Flood AdvisoryGSPMecklenburg, Union3 hr
Jun 11, 6:23 PM EDTSevere Thunderstorm WarningGSPTransylvania32 min
Jun 11, 6:36 PM EDTSpecial Weather StatementGSPHaywood39 min
Jun 11, 6:43 PM EDTSpecial Weather StatementGSPMecklenburg32 min
Jun 11, 6:53 PM EDTSevere Thunderstorm WarningGSPAlexander, Iredell67 min
Jun 11, 7:07 PM EDTSevere Thunderstorm WarningGSPCatawba53 min
Jun 11, 7:17 PM EDTSpecial Weather StatementGSPSwain28 min
Jun 11, 7:51 PM EDTSevere Thunderstorm WarningGSPCleveland54 min
Jun 11, 7:55 PM EDTSevere Thunderstorm WarningGSPCatawba, Iredell, Lincoln65 min
Jun 10, 8:00 PM EDTSevere Thunderstorm WarningGSPLaurens60 min
Jun 11, 12:12 AM EDTSpecial Weather StatementGSPAbbeville48 min
Jun 11, 3:06 AM EDTSpecial Weather StatementGSPOconee24 min
Jun 11, 2:18 PM EDTSpecial Weather StatementGSPOconee42 min
Jun 11, 3:05 PM EDTSevere Thunderstorm WarningGSPOconee55 min
Jun 11, 6:24 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens, Spartanburg66 min
Jun 11, 6:35 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee55 min
Jun 11, 6:49 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Pickens56 min
Jun 11, 7:06 PM EDTSevere Thunderstorm WarningGSPGreenville, Spartanburg54 min
Jun 11, 4:16 PM EDTSevere Thunderstorm WarningGSPHabersham, Rabun59 min
Jun 11, 6:22 PM EDTSevere Thunderstorm WarningGSPFranklin68 min

Nearby

Special Weather Statements in South Carolina, 2011Every special weather statement in 2011

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.