Alert archive / North Carolina / Special Weather Statements in 2018

Special Weather Statement, NWS Greenville-Spartanburg, SC

August 3, 2018Macon County, North Carolina; Rabun County, Georgia

NWS Greenville-Spartanburg, SC issued this special weather statement at Aug 3, 2018, 3:12 AM EDT for Macon County, North Carolina; Rabun County, Georgia. It was in force for 63 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 3, 2018, 3:12 AM EDT (07:12 UTC)
Expired
Aug 3, 2018, 4:15 AM EDT
In force
63 min
Issued by
NWS Greenville-Spartanburg, SC

Counties Rabun County, GA, Macon County, NC

The radar

The Greer radar (KGSP), 122 km from the middle of the area, began a volume at 07:13 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

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.2 hours before the alert went out and 195 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, Peachtre/Fal Fld, GA at 00:00Z on 2018-08-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 241 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, Peachtre/Fal Fld, GA at 00:00Z on 2018-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 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
241 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
468 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
23 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 2, 7:45 PM EDT, 7 hours 27 minutes earlier.

Area forecast discussion, Aug 2, 7:45 PM EDT, 7 hours 27 minutes before
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<body>
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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Hazardous weather outlook, Aug 2, 3:29 PM EDT, 11 hours 43 minutes before
Hazardous Weather Outlook
National Weather Service Greenville-Spartanburg SC
329 PM EDT Thu Aug 2 2018

GAZ010-017-018-026-028-029-NCZ048-051>053-058-059-062>065-068>071-
082-507>510-SCZ001>014-019-031930-
Rabun-Habersham-Stephens-Franklin-Hart-Elbert-Madison-Swain-Haywood-
Buncombe-Graham-Northern Jackson-Macon-Southern Jackson-Transylvania-
Henderson-Cleveland-Lincoln-Gaston-Mecklenburg-Union-
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-Chester-Greenwood-
329 PM EDT Thu Aug 2 2018

...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY MORNING...

This Hazardous Weather Outlook is for northeast Georgia, piedmont
North Carolina, western North Carolina and upstate South Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

In addition to the flash flood threat, scattered thunderstorms this
afternoon and evening will be capable of dangerous cloud-to-ground
lightning. A couple of the storms could also produce severe weather,
in the form of a brief damaging wind gust, mainly over the Piedmont.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

Even following the end of the Flash Flood Watch Friday morning,
conditions will remain favorable for localized heavy rainfall each
afternoon Friday through Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to forward any reports of damaging winds or
flash flooding to our office.

NCZ033-035>037-049-050-056-057-072-501>506-031930-
Avery-Alexander-Iredell-Davie-Yancey-Mitchell-Catawba-Rowan-Cabarrus-
Caldwell Mountains-Greater Caldwell-Burke Mountains-Greater Burke-
McDowell Mountains-Eastern McDowell-
329 PM EDT Thu Aug 2 2018

...FLASH FLOOD WATCH IN EFFECT THROUGH FRIDAY EVENING...

This Hazardous Weather Outlook is for piedmont North Carolina and
western North Carolina.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

In addition to the flash flood threat, scattered thunderstorms this
afternoon and evening will be capable of dangerous cloud-to-ground
lightning. A couple of the storms could also produce severe weather,
in the form of a brief damaging wind gust, mainly over the Piedmont.

.DAYS TWO THROUGH SEVEN...Friday through Wednesday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flash Flood Watch.

Even following the end of the Flash Flood Watch Friday morning,
conditions will remain favorable for localized heavy rainfall each
afternoon Friday through Sunday.

.SPOTTER INFORMATION STATEMENT...

Spotters are requested to forward any reports of damaging winds or
flash flooding to our office.

ARK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 10:02 PM EDTAreal Flood AdvisoryGSPCabarrus, Mecklenburg, Rowan8 hr
Aug 2, 10:06 PM EDTAreal Flood AdvisoryGSPTransylvania33 hr
Aug 3, 1:15 AM EDTAreal Flood AdvisoryGSPIredell7 hr
Aug 3, 5:30 AM EDTSpecial Weather StatementGSPSwain45 min
Aug 3, 6:29 AM EDTAreal Flood AdvisoryGSPCabarrus3 hr
Aug 3, 8:49 AM EDTAreal Flood AdvisoryGSPBurke, McDowell3 hr
Aug 3, 9:12 AM EDTAreal Flood WarningGSPAvery, Mitchell6 hr
Aug 3, 9:32 AM EDTRiver Flood AdvisoryGSPBuncombe, Henderson44 hr
Aug 3, 9:36 AM EDTAreal Flood WarningGSPAvery, Caldwell6 hr
Aug 3, 12:01 PM EDTAreal Flood AdvisoryGSPMcDowell3 hr
Aug 3, 1:37 PM EDTAreal Flood AdvisoryGSPAlexander, Burke, Caldwell, Catawba113 min
Aug 3, 3:09 PM EDTAreal Flood AdvisoryGSPBurke, Caldwell5 hr
Aug 3, 5:27 PM EDTAreal Flood AdvisoryGSPCabarrus, Rowan4 hr
Aug 3, 5:37 PM EDTAreal Flood AdvisoryGSPJackson97 min
Aug 3, 11:35 AM EDTAreal Flood AdvisoryGSPHabersham4 hr
Aug 3, 5:44 PM EDTAreal Flood AdvisoryGSPHabersham, Rabun101 min

Nearby

Special Weather Statements in North Carolina, 2018Special Weather Statements in Georgia, 2018Every special weather statement in 2018

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.