Alert archive / North Carolina / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 313, NWS Greenville-Spartanburg, SC

October 14, 20144 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Oct 14, 2014, 10:45 AM EDT for 4 counties in North Carolina. It was in force for 60 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
Oct 14, 2014, 10:45 AM EDT (14:45 UTC)
Expired
Oct 14, 2014, 11:45 AM EDT
In force
60 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Avery County, NC, Burke County, NC, McDowell County, NC, Mitchell County, NC

The radar

The Greer radar (KGSP), 113 km from the middle of the area, began a volume at 14:46 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.

IssuedProductOfficeLasted
Oct 14, 6:57 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 2.8 hours before the alert went out and 187 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 2014-10-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 374 joules per kilogram.LCLEL10008507005003002001001 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 2014-10-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 164 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
374 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
491 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
164 m²/s²
0-3 km storm-relative helicity
202 m²/s²
Significant tornado parameter
0.3
Supercell composite
3.5

Open this sounding in Storm Lab

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 Oct 14, 8:44 AM EDT, 2 hours 1 minute earlier.

Area forecast discussion, Oct 14, 8:44 AM EDT, 2 hours 1 minute before
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Hazardous weather outlook, Oct 14, 7:16 AM EDT, 3 hours 29 minutes before
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In the hours before

Local storm report, Oct 14, 7:49 AM EDT, 2 hours 56 minutes before
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Special weather statement, Oct 14, 8:24 AM EDT, 2 hours 21 minutes before
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Local storm report, Oct 14, 8:45 AM EDT, 2 hours before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
845 AM EDT TUE OCT 14 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0755 AM     TSTM WND DMG     TOCCOA                  34.58N 83.32W
10/14/2014                   STEPHENS           GA   911 CALL CENTER

            SCATTERED TREES DOWN AROUND THE CITY OF TOCCOA.

&&

HG
Local storm report, Oct 14, 8:46 AM EDT, 1 hour 59 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
846 AM EDT TUE OCT 14 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0755 AM     TSTM WND DMG     EASTANOLEE              34.52N 83.26W
10/14/2014                   STEPHENS           GA   911 CALL CENTER

            MULTIPLE TREES DOWN AROUND EASTANOLEE WITH TREES DOWN ON
            POWER LINES AT FREEMAN CREEK ROAD.

&&

HG
Local storm report, Oct 14, 9:03 AM EDT, 1 hour 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
903 AM EDT TUE OCT 14 2014

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0845 AM     TSTM WND DMG     PICKENS                 34.88N 82.71W
10/14/2014                   PICKENS            SC   911 CALL CENTER

            ONE TREE DOWN ON ROSEDALE DRIVE.

&&

HG
Special weather statement, Oct 14, 9:52 AM EDT, 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
952 AM EDT TUE OCT 14 2014

NCZ056-068>071-502>508-510-SCZ006>009-012>014-019-141545-
BURKE MOUNTAINS-CATAWBA-CHEROKEE-CHESTER-CLEVELAND-EASTERN
MCDOWELL-EASTERN POLK-GASTON-GREATER BURKE-GREATER CALDWELL-GREATER
GREENVILLE-GREATER RUTHERFORD-GREENWOOD-LAURENS-LINCOLN-MCDOWELL
MOUNTAINS-MECKLENBURG-RUTHERFORD MOUNTAINS-SPARTANBURG-UNION-YORK-
952 AM EDT TUE OCT 14 2014

...A LINE OF STRONG THUNDERSTORMS AND MODERATE TO HEAVY RAIN WILL
AFFECT THE EASTERN UPSTATE OF SOUTH CAROLINA AND PORTIONS OF THE
NORTH CAROLINA FOOTHILLS AND PIEDMONT INTO THE EARLY AFTERNOON...

AT 950 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM LAKE LURE TO
ROEBUCK TO CROSS HILL...MOVING NORTHEAST AT 25 MPH.

GUSTY SOUTHWEST WINDS WILL LIKELY ACCOMPANY THE LEADING LINE OF
SHOWERS AND THUNDERSTORMS. WIND GUSTS COULD RANGE AROUND 40 MPH. IN
ADDITION...PERIODS OF MODERATE TO HEAVY RAIN WILL REMAIN ACROSS THE
REGION INTO THE EARLY AFTERNOON. THE COMBINATION OF GUSTY WINDS AND
WET SOIL CONDITIONS WILL CAUSE SCATTERED TREES AND POWER LINES TO
FALL.

LAT...LON 3405 8219 3506 8224 3519 8221 3520 8225
      3533 8225 3540 8219 3542 8225 3594 8178
      3589 8173 3592 8169 3565 8096 3457 8094
      3454 8100 3456 8141 3450 8141 3444 8154
      3452 8164 3430 8189 3421 8194 3417 8190

NED

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 13, 10:55 PM EDTFlash Flood WatchGSPAvery, Buncombe, Burke, Caldwell, Graham, Haywood and 9 more27 hr
Oct 14, 9:52 AM EDTSpecial Weather StatementGSPBurke, Catawba, Cleveland, Gaston, Lincoln, Polk and 1 more113 min
Oct 14, 10:58 AM EDTSevere Thunderstorm WarningGSPBuncombe, Henderson, McDowell, Madison, Mitchell, Yancey62 min
Oct 14, 11:50 AM EDTSpecial Weather StatementGSPRutherford40 min
Oct 14, 12:38 PM EDTTornado WarningGSPCleveland, Rutherford52 min
Oct 14, 12:45 PM EDTAreal Flood AdvisoryGSPHaywood, Jackson, Macon, Transylvania3 hr
Oct 14, 1:28 PM EDTTornado WarningGSPBurke, Catawba, Cleveland, Lincoln, Rutherford47 min
Oct 14, 2:14 PM EDTTornado WarningGSPAlexander, Burke, Caldwell, Catawba46 min
Oct 14, 3:19 PM EDTAreal Flood AdvisoryGSPHenderson, Transylvania3 hr
Oct 14, 4:28 PM EDTAreal Flood AdvisoryGSPGraham, Swain3 hr
Oct 14, 4:49 PM EDTAreal Flood AdvisoryGSPMacon2 hr
Oct 14, 5:34 PM EDTAreal Flood AdvisoryGSPJackson, Transylvania3 hr
Oct 14, 6:22 PM EDTFlash Flood WarningGSPTransylvania4 hr
Oct 14, 6:42 PM EDTSpecial Weather StatementGSPTransylvania33 min
Oct 14, 6:43 PM EDTAreal Flood AdvisoryGSPMacon4 hr
Oct 14, 7:04 PM EDTFlash Flood WarningGSPHenderson4 hr
Oct 14, 7:28 PM EDTAreal Flood AdvisoryGSPGraham3 hr
Oct 14, 7:58 PM EDTSpecial Weather StatementGSPPolk32 min
Oct 14, 7:43 AM EDTSpecial Weather StatementGSPAbbeville, Anderson, Oconee, Pickens2 hr
Oct 14, 7:53 AM EDTTornado WarningGSPOconee52 min
Oct 14, 8:24 AM EDTSpecial Weather StatementGSPAbbeville, Anderson, Greenville, Greenwood, Laurens, Pickens and 2 more111 min
Oct 14, 8:41 AM EDTTornado WarningGSPGreenville, Oconee, Pickens49 min
Oct 14, 10:50 AM EDTSevere Thunderstorm WarningGSPAbbeville, Anderson, Greenville, Greenwood, Laurens, Spartanburg55 min
Oct 14, 6:44 PM EDTSpecial Weather StatementGSPPickens46 min
Oct 14, 7:03 PM EDTSpecial Weather StatementGSPAnderson42 min
Oct 14, 7:19 PM EDTSpecial Weather StatementGSPGreenville41 min
Oct 14, 7:42 PM EDTSpecial Weather StatementGSPAbbeville, Anderson48 min
Oct 14, 6:42 AM EDTSpecial Weather StatementGSPHabersham, Rabun48 min
Oct 14, 8:42 AM EDTAreal Flood AdvisoryGSPHabersham, Rabun108 min
Oct 14, 6:03 PM EDTSpecial Weather StatementGSPHart42 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2014Every severe thunderstorm warning 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.