Alert archive / North Carolina / Special Weather Statements in 2013

Special Weather Statement, NWS Greenville-Spartanburg, SC

May 21, 2013Mitchell County, North Carolina

NWS Greenville-Spartanburg, SC issued this special weather statement at May 21, 2013, 9:13 PM EDT for Mitchell County, North 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
May 21, 2013, 9:13 PM EDT (01:13 UTC)
Expired
May 21, 2013, 10:00 PM EDT
In force
47 min
Issued by
NWS Greenville-Spartanburg, SC

County Mitchell County, NC

The radar

The Knoxville radar (KMRX), 115 km from the middle of the area, began a volume at 01:14 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, 1.2 hours before the alert went out and 202 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 2013-05-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1598 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 2013-05-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 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
1598 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1060 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.8

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 May 21, 8:02 PM EDT, 1 hour 11 minutes earlier.

Area forecast discussion, May 21, 8:02 PM EDT, 1 hour 11 minutes before
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Hazardous weather outlook, May 21, 5:10 AM EDT, 16 hours 3 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
510 AM EDT TUE MAY 21 2013

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-220915-
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-
510 AM EDT TUE MAY 21 2013

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

.DAY ONE...TODAY AND TONIGHT.

SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP ACROSS THE AREA
THIS AFTERNOON AND CONTINUE INTO THE EVENING. A FEW OF THE STORMS
MAY BECOME SEVERE...PRODUCING DAMAGING WINDS AND LARGE HAIL. IN
ADDITION...SOME OF THE STORMS COULD PRODUCE HEAVY RAINFALL...WHICH
COULD LEAD TO LOCALIZED FLOODING.

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

THERE IS A POTENTIAL FOR STRONG THUNDERSTORMS WEDNESDAY AND
THURSDAY DURING THE PEAK DAYTIME HEATING HOURS.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Special weather statement, May 21, 7:49 PM EDT, 1 hour 24 minutes before
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Special weather statement, May 21, 7:59 PM EDT, 1 hour 14 minutes before
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Special weather statement, May 21, 8:00 PM EDT, 1 hour 13 minutes before
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Special weather statement, May 21, 8:35 PM EDT, 38 minutes before
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Special weather statement, May 21, 8:47 PM EDT, 26 minutes before
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Special weather statement, May 21, 9:13 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
May 21, 8:00 PM EDTSpecial Weather StatementGSPMitchell45 min
May 21, 8:35 PM EDTSpecial Weather StatementGSPCaldwell40 min
May 21, 8:47 PM EDTSpecial Weather StatementGSPAvery43 min
May 21, 9:25 PM EDTSevere Thunderstorm WarningGSPMitchell65 min
May 21, 9:55 PM EDTSpecial Weather StatementGSPAvery50 min
May 21, 10:43 PM EDTSpecial Weather StatementGSPBurke32 min
May 22, 11:46 AM EDTSpecial Weather StatementGSPAvery, Buncombe, Haywood, Henderson, Mitchell, Transylvania and 1 more44 min
May 22, 11:59 AM EDTSevere Thunderstorm WarningGSPBuncombe, Henderson61 min
May 22, 12:33 PM EDTSpecial Weather StatementGSPMitchell42 min
May 22, 12:42 PM EDTSpecial Weather StatementGSPMcDowell48 min
May 22, 12:48 PM EDTSpecial Weather StatementGSPHenderson42 min
May 22, 1:17 PM EDTSpecial Weather StatementGSPAvery43 min
May 22, 1:25 PM EDTSpecial Weather StatementGSPMcDowell50 min
May 22, 2:05 PM EDTSpecial Weather StatementGSPMcDowell40 min
May 22, 2:11 PM EDTSpecial Weather StatementGSPAvery49 min
May 22, 2:15 PM EDTSpecial Weather StatementGSPGraham45 min
May 22, 2:19 PM EDTSevere Thunderstorm WarningGSPCaldwell56 min
May 22, 2:26 PM EDTSpecial Weather StatementGSPBuncombe49 min
May 22, 2:28 PM EDTSpecial Weather StatementGSPMacon47 min
May 22, 2:36 PM EDTSpecial Weather StatementGSPCaldwell39 min
May 22, 2:54 PM EDTSevere Thunderstorm WarningGSPJackson, Swain66 min
May 22, 3:05 PM EDTAreal Flood AdvisoryGSPCaldwell115 min
May 22, 3:19 PM EDTSpecial Weather StatementGSPBuncombe41 min
May 22, 3:22 PM EDTSpecial Weather StatementGSPHaywood23 min
May 22, 3:33 PM EDTSpecial Weather StatementGSPJackson27 min
May 22, 3:36 PM EDTSpecial Weather StatementGSPMadison24 min
May 22, 3:40 PM EDTSpecial Weather StatementGSPJackson35 min
May 22, 3:45 PM EDTSpecial Weather StatementGSPBurke30 min
May 22, 3:46 PM EDTSpecial Weather StatementGSPYancey29 min
May 22, 3:49 PM EDTSevere Thunderstorm WarningGSPBuncombe, McDowell, Yancey56 min
May 22, 3:54 PM EDTSpecial Weather StatementGSPTransylvania36 min
May 22, 4:10 PM EDTSpecial Weather StatementGSPPolk35 min
May 22, 4:14 PM EDTSpecial Weather StatementGSPBuncombe31 min
May 22, 4:22 PM EDTSpecial Weather StatementGSPBurke38 min
May 22, 4:25 PM EDTSpecial Weather StatementGSPMcDowell50 min
May 22, 4:28 PM EDTSevere Thunderstorm WarningGSPTransylvania62 min
May 22, 4:40 PM EDTSpecial Weather StatementGSPHenderson35 min
May 22, 4:56 PM EDTSpecial Weather StatementGSPHenderson34 min
May 22, 4:59 PM EDTSpecial Weather StatementGSPPolk31 min
May 22, 5:19 PM EDTSpecial Weather StatementGSPHenderson26 min
May 22, 5:24 PM EDTSevere Thunderstorm WarningGSPHenderson, Polk66 min
May 22, 5:26 PM EDTSpecial Weather StatementGSPMcDowell34 min
May 22, 5:29 PM EDTSpecial Weather StatementGSPMacon31 min
May 22, 5:31 PM EDTSpecial Weather StatementGSPGraham29 min
May 22, 5:47 PM EDTSpecial Weather StatementGSPPolk28 min
May 22, 6:05 PM EDTSevere Thunderstorm WarningGSPPolk, Rutherford55 min
May 22, 6:22 PM EDTSpecial Weather StatementGSPPolk23 min
May 22, 6:43 PM EDTSpecial Weather StatementGSPHaywood32 min
May 22, 7:08 PM EDTAreal Flood AdvisoryGSPBurke, McDowell, Polk, Rutherford112 min
May 22, 7:30 PM EDTSpecial Weather StatementGSPIredell30 min
May 22, 3:30 PM EDTSevere Thunderstorm WarningGSPOconee45 min
May 22, 4:18 PM EDTSpecial Weather StatementGSPPickens27 min
May 22, 4:30 PM EDTSpecial Weather StatementGSPAnderson30 min
May 22, 4:31 PM EDTSpecial Weather StatementGSPAbbeville29 min
May 22, 5:04 PM EDTSpecial Weather StatementGSPAbbeville26 min
May 22, 5:08 PM EDTSpecial Weather StatementGSPAnderson37 min
May 22, 5:38 PM EDTSevere Thunderstorm WarningGSPAnderson, Oconee67 min
May 22, 5:42 PM EDTSpecial Weather StatementGSPPickens33 min
May 22, 5:49 PM EDTSpecial Weather StatementGSPGreenville26 min
May 22, 5:51 PM EDTSpecial Weather StatementGSPAnderson24 min
May 22, 6:19 PM EDTSpecial Weather StatementGSPGreenville26 min
May 22, 6:41 PM EDTSpecial Weather StatementGSPSpartanburg34 min
May 22, 6:58 PM EDTSevere Thunderstorm WarningGSPSpartanburg62 min
May 22, 7:10 PM EDTSpecial Weather StatementGSPGreenville35 min
May 21, 8:27 PM EDTAreal Flood AdvisoryGSPRabun2 hr
May 22, 2:49 PM EDTSpecial Weather StatementGSPRabun41 min
May 22, 4:12 PM EDTSpecial Weather StatementGSPElbert33 min
May 22, 5:07 PM EDTSpecial Weather StatementGSPFranklin23 min
May 22, 5:34 PM EDTSpecial Weather StatementGSPHart26 min
May 22, 7:14 PM EDTSpecial Weather StatementGSPHart46 min
May 22, 7:41 PM EDTSpecial Weather StatementGSPRabun34 min

Nearby

Special Weather Statements in North Carolina, 2013Every special weather statement in 2013

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.