Alert archive / North Carolina / Tornado Warnings in 2014

Tornado Warning 8, NWS Greenville-Spartanburg, SC

April 29, 2014Graham County, Swain County, North Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Apr 29, 2014, 1:14 AM EDT for Graham County, Swain County, North Carolina. It was in force for 31 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
Apr 29, 2014, 1:14 AM EDT (05:14 UTC)
Expired
Apr 29, 2014, 1:45 AM EDT
In force
31 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Graham County, NC, Swain County, NC

The radar

The Knoxville radar (KMRX), 87 km from the middle of the area, began a volume at 05:15 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
Apr 29, 12:30 AM EDTTornado WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.2 hours before the alert went out and 242 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 2014-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1978 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, Peachtre/Fal Fld, GA at 00:00Z on 2014-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 175 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
1978 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1007 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
175 m²/s²
0-3 km storm-relative helicity
250 m²/s²
Significant tornado parameter
2.7
Supercell composite
13.0

Open this sounding in Storm Lab

The text

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

896 
WFUS52 KGSP 290514
TORGSP
NCC075-173-290545-
/O.NEW.KGSP.TO.W.0008.140429T0514Z-140429T0545Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
114 AM EDT TUE APR 29 2014

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* TORNADO WARNING FOR...
  WESTERN GRAHAM COUNTY IN WESTERN NORTH CAROLINA...
  WEST CENTRAL SWAIN COUNTY IN WESTERN NORTH CAROLINA...

* UNTIL 145 AM EDT

* AT 113 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS STORM WAS
  LOCATED 6 MILES WEST OF SANTEETLAH LAKE...OR 8 MILES WEST OF
  ROBBINSVILLE...AND MOVING NORTHEAST AT 45 MPH.

* THIS STORM WILL IMPACT LOCATIONS NEAR...
  SANTEETLAH LAKE.
  FONTANA VILLAGE AND TAPOCO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO IS LIKELY DEVELOPING. SEEK SHELTER IN AN INTERIOR ROOM ON
THE LOWEST LEVEL OF A HOUSE OR OFFICE BUILDING. PLACE AS MANY FLOORS
AND WALLS BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
THE SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3547 8396 3548 8392 3553 8388 3553 8383
      3557 8377 3558 8361 3558 8360 3525 8393
      3533 8404
TIME...MOT...LOC 0514Z 213DEG 38KT 3534 8395

$$

MOORE
1 follow-up statement
506 
WWUS52 KGSP 290528
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
128 AM EDT TUE APR 29 2014

NCC075-173-290545-
/O.CON.KGSP.TO.W.0008.000000T0000Z-140429T0545Z/
GRAHAM NC-SWAIN NC-
128 AM EDT TUE APR 29 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR WEST CENTRAL SWAIN AND
NORTH CENTRAL GRAHAM COUNTIES UNTIL 145 AM EDT...

AT 125 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS STORM WAS
LOCATED NEAR FONTANA VILLAGE...OR 8 MILES NORTH OF ROBBINSVILLE...
MOVING NORTHEAST AT 45 MPH.

THIS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTH CENTRAL GRAHAM AND
WEST CENTRAL SWAIN COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO IS LIKELY DEVELOPING OR ALREADY OCCURRING. SEEK SHELTER IN
AN INTERIOR ROOM ON THE LOWEST LEVEL OF A HOUSE OR OFFICE BUILDING.
PLACE AS MANY FLOORS AND WALLS BETWEEN YOU AND THE OUTSIDE AS
POSSIBLE.

PLEASE REPORT DAMAGING WINDS...HAIL...OR FLOODING TO THE NATIONAL
WEATHER SERVICE GREENVILLE SPARTANBURG BY CALLING TOLL FREE...1...
800...2 6 7...8 1 0 1...OR BY POSTING ON OUR FACEBOOK PAGE...OR TWEET
IT USING HASHTAG NWSGSP. YOUR MESSAGE SHOULD DESCRIBE THE EVENT AND
THE SPECIFIC LOCATION WHERE IT OCCURRED.

&&

LAT...LON 3538 8383 3541 8389 3544 8392 3548 8392
      3553 8388 3553 8383 3557 8377 3558 8361
      3558 8360
TIME...MOT...LOC 0528Z 225DEG 38KT 3546 8381

$$

MOORE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 10:27 PM EDTSpecial Weather StatementGSPJackson, Macon48 min
Apr 28, 11:01 PM EDTSevere Thunderstorm WarningGSPHaywood, Jackson, Macon, Swain44 min
Apr 28, 11:07 PM EDTSevere Thunderstorm WarningGSPJackson, Macon, Swain38 min
Apr 28, 11:09 PM EDTTornado WarningGSPHaywood, Jackson36 min
Apr 28, 11:48 PM EDTSpecial Weather StatementGSPJackson42 min
Apr 28, 11:51 PM EDTSevere Thunderstorm WarningGSPHaywood, Jackson39 min
Apr 28, 11:58 PM EDTTornado WarningGSPHaywood, Jackson32 min
Apr 29, 12:41 AM EDTSpecial Weather StatementGSPJackson, Macon49 min
Apr 29, 12:48 AM EDTSpecial Weather StatementGSPBuncombe, Yancey42 min
Apr 29, 1:04 AM EDTSpecial Weather StatementGSPGraham41 min
Apr 29, 1:30 AM EDTAreal Flood AdvisoryGSPMacon2 hr
Apr 29, 1:42 AM EDTSpecial Weather StatementGSPJackson, Macon48 min
Apr 29, 2:25 AM EDTAreal Flood AdvisoryGSPBuncombe, Haywood, Henderson, Jackson, Macon, Transylvania3 hr
Apr 29, 2:34 AM EDTSpecial Weather StatementGSPBuncombe, Henderson41 min
Apr 29, 2:37 AM EDTSpecial Weather StatementGSPBuncombe, Henderson, Transylvania, Yancey38 min
Apr 29, 2:51 AM EDTAreal Flood AdvisoryGSPBurke, Caldwell, McDowell3 hr
Apr 29, 3:20 AM EDTSpecial Weather StatementGSPHenderson40 min
Apr 29, 3:26 AM EDTSevere Thunderstorm WarningGSPHenderson, Transylvania64 min
Apr 29, 4:13 AM EDTSpecial Weather StatementGSPBurke, Polk, Rutherford32 min
Apr 29, 4:30 AM EDTAreal Flood AdvisoryGSPPolk, Rutherford2 hr
Apr 29, 5:34 AM EDTAreal Flood AdvisoryGSPBuncombe, Haywood, Henderson, Jackson, Macon, Transylvania3 hr
Apr 29, 5:57 AM EDTAreal Flood AdvisoryGSPBurke, Caldwell, McDowell3 hr
Apr 29, 10:27 AM EDTRiver Flood WarningGSPHenderson, Transylvania70 hr
Apr 29, 10:27 AM EDTRiver Flood WarningGSPMadison62 hr

Nearby

Tornado Warnings in North Carolina, 2014Every tornado warning in 2014Tornadoes 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.