Alert archive / North Carolina / Tornado Warnings in 2011

Tornado Warning 24, NWS Greenville-Spartanburg, SC

April 28, 20114 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this tornado warning at Apr 28, 2011, 12:41 AM EDT for 4 counties in North Carolina. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Apr 28, 2011, 12:41 AM EDT (04:41 UTC)
Expired
Apr 28, 2011, 1:15 AM EDT
In force
34 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Haywood County, NC, Jackson County, NC, Macon County, NC, Transylvania County, NC

The radar

The Greer radar (KGSP), 84 km from the middle of the area, began a volume at 04:43 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.

What was reported inside it

TimeReportWhereRemark
Apr 28, 12:45 AM EDTTSTM WND DMG5 E Cashiers, NCTREE ON POWERLINES, ANOTHER TREE ON HWY 107, ANOTHER ON CEDAR CREEK ROAD, COUPLE TREES ON BIG SHEEP CLIFF RD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Apr 27, 6:52 PM EDTTornado Watch PDSSPC9 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.7 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 2011-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1215 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2011-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 244 square meters per square second.19395878Sfc1 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
1215 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1433 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
244 m²/s²
0-3 km storm-relative helicity
408 m²/s²
Significant tornado parameter
1.6
Supercell composite
15.2

Open this sounding in Storm Lab

The text

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

131 
WFUS52 KGSP 280441
TORGSP
NCC087-099-113-175-280515-
/O.NEW.KGSP.TO.W.0024.110428T0441Z-110428T0515Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1241 AM EDT THU APR 28 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL HAYWOOD COUNTY IN WESTERN NORTH CAROLINA...
  SOUTHEASTERN JACKSON COUNTY IN WESTERN NORTH CAROLINA...
  SOUTHEASTERN MACON COUNTY IN WESTERN NORTH CAROLINA...
  NORTHWESTERN TRANSYLVANIA COUNTY IN WESTERN NORTH CAROLINA...
  THIS INCLUDES THE CITY OF BREVARD...

* UNTIL 115 AM EDT

* AT 1239 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES
  NORTHWEST OF HIGHLANDS...OR 11 MILES SOUTHEAST OF FRANKLIN...MOVING
  NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  THORPE RESERVOIR AND CASHIERS...
  SAPPHIRE...
  WOLF MOUNTAIN AND LAKE TOXAWAY...
  BALSAM GROVE...
  BREVARD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

TO REPORT TORNADOES...DAMAGING WINDS...LARGE HAIL...OR FLOODING...
THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL OUR TOLL FREE NUMBER...
1 8 7 7...6 3 3...6 7 7 2.

&&

LAT...LON 3542 8289 3522 8271 3500 8318 3500 8334
      3512 8335
TIME...MOT...LOC 0441Z 236DEG 46KT 3510 8319

$$

MOORE
3 follow-up statements
608 
WWUS52 KGSP 280453
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1253 AM EDT THU APR 28 2011

NCC113-280503-
/O.CAN.KGSP.TO.W.0024.000000T0000Z-110428T0515Z/
MACON NC-
1253 AM EDT THU APR 28 2011

...THE TORNADO WARNING FOR SOUTHEASTERN MACON COUNTY IS CANCELLED...

THE SEVERE THUNDERSTORM HAS MOVED INTO JACKSON COUNTY.

LAT...LON 3508 8308 3513 8316 3527 8312 3542 8289
      3522 8271
TIME...MOT...LOC 0453Z 238DEG 42KT 3517 8305

$$

NCC087-099-175-280515-
/O.CON.KGSP.TO.W.0024.000000T0000Z-110428T0515Z/
HAYWOOD NC-TRANSYLVANIA NC-JACKSON NC-
1253 AM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 AM EDT FOR EAST
CENTRAL JACKSON...CENTRAL TRANSYLVANIA AND SOUTH CENTRAL HAYWOOD
COUNTIES...

AT 1251 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR CASHIERS...OR 17
MILES SOUTHEAST OF SYLVA...MOVING NORTHEAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WOLF MOUNTAIN...
  BALSAM GROVE...
  BREVARD...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

&&

LAT...LON 3508 8308 3513 8316 3527 8312 3542 8289
      3522 8271
TIME...MOT...LOC 0453Z 238DEG 42KT 3517 8305

$$

MOORE
355 
WWUS52 KGSP 280503
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
103 AM EDT THU APR 28 2011

NCC087-099-175-280515-
/O.CON.KGSP.TO.W.0024.000000T0000Z-110428T0515Z/
HAYWOOD NC-TRANSYLVANIA NC-JACKSON NC-
103 AM EDT THU APR 28 2011

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 115 AM EDT FOR EAST
CENTRAL JACKSON...CENTRAL TRANSYLVANIA AND SOUTH CENTRAL HAYWOOD
COUNTIES...

AT 100 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR WOLF MOUNTAIN...OR
12 MILES WEST OF BREVARD...MOVING NORTHEAST AT 55 MPH.

THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
INDICATED COUNTIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOBILE HOMES AND VEHICLES SHOULD BE ABANDONED FOR STURDIER SHELTER.
OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST LEVEL OF YOUR HOME
OR PLACE OF BUSINESS. MAKE SURE THERE ARE AS MANY WALLS AND FLOORS
BETWEEN YOU AND THE OUTSIDE AS POSSIBLE.

&&

LAT...LON 3513 8300 3519 8308 3528 8304 3542 8289
      3522 8271
TIME...MOT...LOC 0503Z 235DEG 47KT 3526 8290

$$

MOORE
124 
WWUS52 KGSP 280509 RRA
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
109 AM EDT THU APR 28 2011

NCC087-099-175-280519-
/O.EXP.KGSP.TO.W.0024.000000T0000Z-110428T0515Z/
HAYWOOD NC-TRANSYLVANIA NC-JACKSON NC-
109 AM EDT THU APR 28 2011

...THE TORNADO WARNING FOR EAST CENTRAL JACKSON...CENTRAL
TRANSYLVANIA AND SOUTH CENTRAL HAYWOOD COUNTIES WILL EXPIRE AT 115 AM
EDT...

THE THUNDERSTORM CONTINUES TO WEAKEN OVER HAYWOOD AND TRANSYLVANIA 
COUNTIES...SO THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 3513 8300 3519 8308 3528 8304 3542 8289
      3522 8271
TIME...MOT...LOC 0509Z 235DEG 47KT 3530 8282

$$

MOORE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 10:43 PM EDTTornado WarningGSPMacon47 min
Apr 27, 11:22 PM EDTTornado WarningGSPHaywood, Jackson, Macon, Transylvania38 min
Apr 28, 12:04 AM EDTTornado WarningGSPJackson, Macon41 min
Apr 28, 12:54 AM EDTTornado WarningGSPJackson, Macon, Transylvania51 min
Apr 28, 1:17 AM EDTSpecial Weather StatementGSPBuncombe, Burke, McDowell43 min
Apr 28, 1:31 AM EDTTornado WarningGSPHenderson, Transylvania44 min
Apr 28, 2:03 AM EDTTornado WarningGSPBuncombe, Henderson, Polk, Rutherford42 min
Apr 28, 2:26 AM EDTTornado WarningGSPBuncombe, Burke, Henderson, McDowell, Polk, Rutherford49 min
Apr 28, 2:56 AM EDTTornado WarningGSPAlexander, Burke, Caldwell, Catawba, McDowell64 min
Apr 28, 5:26 AM EDTSpecial Weather StatementGSPCaldwell34 min
Apr 28, 5:51 AM EDTSpecial Weather StatementGSPBurke24 min
Apr 28, 5:55 AM EDTSpecial Weather StatementGSPBurke35 min
Apr 28, 6:04 AM EDTSevere Thunderstorm WarningGSPAlexander, Burke, Caldwell, Catawba29 min

Nearby

Tornado Warnings in North Carolina, 2011Every tornado warning in 2011Tornadoes in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.