Alert archive / South Carolina / Special Weather Statements in 2014

Special Weather Statement, NWS Greenville-Spartanburg, SC

August 12, 2014Oconee County, South Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at Aug 12, 2014, 3:13 PM EDT for Oconee County, South Carolina. It was in force for 47 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
Aug 12, 2014, 3:13 PM EDT (19:13 UTC)
Expired
Aug 12, 2014, 4:00 PM EDT
In force
47 min
Issued by
NWS Greenville-Spartanburg, SC

County Oconee County, SC

The radar

The Greer radar (KGSP), 84 km from the middle of the area, began a volume at 19:13 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, 7.2 hours before the alert went out and 332 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 12:00Z on 2014-08-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 386 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 12:00Z on 2014-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 98 square meters per square second.193958Sfc1 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
386 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
477 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
98 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.8

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 Aug 12, 2:44 PM EDT, 29 minutes earlier.

Area forecast discussion, Aug 12, 2:44 PM EDT, 29 minutes before
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Hazardous weather outlook, Aug 12, 6:37 AM EDT, 8 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
637 AM EDT TUE AUG 12 2014

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-131045-
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-
637 AM EDT TUE AUG 12 2014

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

.DAY ONE...TODAY AND TONIGHT.

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE AREA
THIS AFTERNOON AND EVENING AHEAD OF A COLD FRONT. WHILE THE MAIN
THREATS WILL BE FROM CLOUD TO GROUND LIGHTNING AND LOCALLY HEAVY
RAINFALL...A FEW STORMS COULD PRODUCE BRIEF DAMAGING WIND GUSTS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY.

..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

LANE

In the hours before

Special weather statement, Aug 12, 2:27 PM EDT, 46 minutes before
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Special weather statement, Aug 12, 2:30 PM EDT, 43 minutes before
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Special weather statement, Aug 12, 2:32 PM EDT, 41 minutes before
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Special weather statement, Aug 12, 2:39 PM EDT, 34 minutes before
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Special weather statement, Aug 12, 2:56 PM EDT, 17 minutes before
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Special weather statement, Aug 12, 3:13 PM 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
Aug 11, 9:11 PM EDTSpecial Weather StatementGSPSwain49 min
Aug 11, 11:14 PM EDTAreal Flood AdvisoryGSPMcDowell, Rutherford3 hr
Aug 11, 11:53 PM EDTSpecial Weather StatementGSPGraham, Macon, Swain67 min
Aug 12, 12:25 PM EDTSpecial Weather StatementGSPPolk50 min
Aug 12, 1:14 PM EDTSpecial Weather StatementGSPPolk46 min
Aug 12, 1:21 PM EDTSevere Thunderstorm WarningGSPPolk, Rutherford31 min
Aug 12, 2:00 PM EDTSpecial Weather StatementGSPCleveland45 min
Aug 12, 2:39 PM EDTSpecial Weather StatementGSPCleveland51 min
Aug 12, 3:18 PM EDTSpecial Weather StatementGSPGaston42 min
Aug 12, 3:56 PM EDTSpecial Weather StatementGSPGaston49 min
Aug 12, 4:13 PM EDTSpecial Weather StatementGSPMecklenburg47 min
Aug 12, 4:37 PM EDTSpecial Weather StatementGSPCabarrus38 min
Aug 12, 4:54 PM EDTSpecial Weather StatementGSPMecklenburg51 min
Aug 12, 5:13 PM EDTSpecial Weather StatementGSPCabarrus47 min
Aug 12, 5:59 PM EDTSpecial Weather StatementGSPUnion46 min
Aug 12, 6:44 PM EDTSpecial Weather StatementGSPUnion46 min
Aug 12, 7:46 PM EDTSpecial Weather StatementGSPUnion44 min
Aug 12, 1:38 PM EDTSpecial Weather StatementGSPGreenville52 min
Aug 12, 2:04 PM EDTSpecial Weather StatementGSPAbbeville41 min
Aug 12, 2:27 PM EDTSpecial Weather StatementGSPSpartanburg48 min
Aug 12, 2:30 PM EDTSpecial Weather StatementGSPChester45 min
Aug 12, 2:32 PM EDTSpecial Weather StatementGSPGreenville43 min
Aug 12, 2:56 PM EDTSpecial Weather StatementGSPCherokee49 min
Aug 12, 3:31 PM EDTSpecial Weather StatementGSPYork44 min
Aug 12, 7:01 PM EDTSpecial Weather StatementGSPChester44 min
Aug 12, 7:23 PM EDTSpecial Weather StatementGSPChester37 min
Aug 12, 7:48 PM EDTSpecial Weather StatementGSPChester42 min

Nearby

Special Weather Statements in South Carolina, 2014Every special weather statement in 2014

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.