Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 548, NWS Greenville-Spartanburg, SC

July 24, 20114 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jul 24, 2011, 3:31 PM EDT for 4 counties in North Carolina. It was in force for 59 min. 3 reports 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
Jul 24, 2011, 3:31 PM EDT (19:31 UTC)
Expired
Jul 24, 2011, 4:30 PM EDT
In force
59 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Alexander County, NC, Davie County, NC, Iredell County, NC, Rowan County, NC

The radar

The Roanoke radar (KFCX), 139 km from the middle of the area, began a volume at 19:34 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
Jul 24, 3:38 PM EDTTSTM WND DMG2 Sse Love Valley, NCSEVERAL TREES BLOWN DOWN ON CATTLEMANS RD. A TREE ALSO DOWN ON MOUNTAIN VIEW RD IN THE SAME AREA.
Jul 24, 3:49 PM EDTTSTM WND DMG5 Nnw Statesville, NCPOWER POLE BLOWN DOWN ALONG SOUTH CHIPLEY FORD RD AT THE SOUTH RIVER BAPTIST CHURCH.
Jul 24, 3:51 PM EDTTSTM WND DMG5 N Statesville, NCTREE BLOCKING INGRAM RD NEAR WHITES FARM RD.

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

Did it verify

Verified. The Iowa Environmental Mesonet's Cow matched 3 storm reports to this severe thunderstorm warning; the first came 7 minutes after it went out.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.5 hours before the alert went out and 96 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 2011-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1586 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 12:00Z on 2011-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
1586 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1121 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
-5 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

484 
WUUS52 KGSP 241931
SVRGSP
NCC003-059-097-159-242030-
/O.NEW.KGSP.SV.W.0548.110724T1931Z-110724T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
331 PM EDT SUN JUL 24 2011

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN ALEXANDER COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  WESTERN DAVIE COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  NORTHERN IREDELL COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  NORTHWESTERN ROWAN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 430 PM EDT

* AT 328 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 3 MILES NORTHEAST OF
  HIDDENITE...OR 8 MILES EAST OF TAYLORSVILLE...MOVING EAST AT 15
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  LOVE VALLEY...
  SCOTTS...
  UNION GROVE...
  STATESVILLE...
  TURNERSBURG...
  HARMONY...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION DAMAGING WINDS...CONTINUOUS CLOUD TO GROUND LIGHTNING IS 
EXPECTED WITH THIS SEVERE THUNDERSTORM. STAY INDOORS AWAY FROM 
WINDOWS. AVOID USING APPLIANCES THAT REQUIRE AN ELECTRICAL CORD. 
UNPLUG EXPENSIVE ELECTRONIC EQUIPMENT.

TO REPORT 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 3602 8057 3570 8065 3582 8114 3583 8115
      3582 8117 3583 8119 3602 8109 3603 8097
TIME...MOT...LOC 1930Z 287DEG 14KT 3593 8102

$$

JPT
1 follow-up statement
211 
WWUS52 KGSP 242007
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
407 PM EDT SUN JUL 24 2011

NCC003-242016-
/O.CAN.KGSP.SV.W.0548.000000T0000Z-110724T2030Z/
ALEXANDER NC-
407 PM EDT SUN JUL 24 2011

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN ALEXANDER COUNTY IS
CANCELLED...

LAT...LON 3602 8057 3570 8065 3580 8105 3602 8094
TIME...MOT...LOC 2006Z 287DEG 14KT 3584 8082

$$

NCC059-097-159-242030-
/O.CON.KGSP.SV.W.0548.000000T0000Z-110724T2030Z/
DAVIE NC-IREDELL NC-ROWAN NC-
407 PM EDT SUN JUL 24 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EDT
FOR NORTHWESTERN ROWAN...CENTRAL IREDELL AND WESTERN DAVIE
COUNTIES...

AT 405 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN
EXCESS OF 60 MPH AND DANGEROUS CLOUD TO GROUND LIGHTNING.  THIS STORM WAS 
LOCATED 5 MILES SOUTHWEST OF TURNERSBURG...OR 5 MILES NORTHEAST OF 
STATESVILLE...MOVING EAST AT 15 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
SHEFFIELD AND CLEVELAND.

LAT...LON 3602 8057 3570 8065 3580 8105 3602 8094
TIME...MOT...LOC 2006Z 287DEG 14KT 3584 8082

$$

JPT

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 Jul 24, 2:17 PM EDT, 1 hour 14 minutes earlier.

Area forecast discussion, Jul 24, 2:17 PM EDT, 1 hour 14 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
217 PM EDT SUN JUL 24 2011

.SYNOPSIS...
AN UPPER LEVEL RIDGE ATOP THE REGION WILL CONTINUE TO GIVE WAY TO A
WEAK LOW PRESSURE TROUGH THROUGH MONDAY. THIS TROUGH ALONG WITH A
PUSH OF DRIER AIR WILL LINGER INTO TUESDAY. STRONG RIDGING ALOFT
WILL REBUILD OVER THE AREA AS THE WEEK WEARS ON.

&&

.NEAR TERM /THROUGH MONDAY/...
CONVECTION HAS FORMED ALONG THE ESCARPMENT AND IS DRIFTING SLOWLY
SOUTHEAST IN THE WEAK DEEP LAYER NORTHWEST WIND FLOW. ISOLATED
CONVECTION HAS FORMED EAST OF THE MOUNTAINS WITH A NEARLY STATIONARY
AREA OF PRECIPITATION JUST NORTHEAST OF CHARLOTTE. THIS SEEMS TO BE
RELATED TO WEAK SURFACE CONVERGENCE ASSOCIATED WITH THE LEE TROUGH.
THUS... EXPECT THE PRECIPITATION TO CONTINUE IN THE SAME AREA
THROUGH MID AFTERNOON BECAUSE THE TROUGH ITSELF WILL REMAIN NEARLY
STATIONARY. CAPES AND LI ACROSS ENTIRE AREA CAN SUPPORT CONVECTION
BUT THERE IS NO WELL-DEFINED LOW-LEVEL FEATURE TO FOCUS ATTENTION ON
A PARTICULAR AREA. HIGHER TERRAIN... OUTFLOW BOUNDARIES... AND THE
LEE TROUGH WILL BE AREAS TO MONITOR.

OVERNIGHT... CONVECTION WILL DECREASE... BUT SOUNDINGS SHOW SMALL
AMOUNTS OF CAPE LINGERING. CAN'T RULE OUT NOCTURNAL SHOWERS OR
THUNDERSTORMS IN THE AIR MASS PERSISTING OVER THE AREA. SPC SREF
THUNDERSTORMS GUIDANCE IS ALSO CARRYING SMALL CHANCES WELL INTO THE
NIGHT.  DURING MONDAY... NAM AND GFS BOTH INDICATE FAIRLY DEEP
MOISTURE IN ADVANCE OF SURFACE COLD FRONT THAT IS APPROACHING FROM
THE NORTHWEST.  WILL INCREASE POPS ACCORDING DURING THE DAY WITH
LIKELY POPS BY LATE AFTERNOON. COMBINATION OF SLIGHTLY LOWER
THICKNESS AND DEEPER MOISTURE WILL HOLD MAXIMUM TEMPERATURES BELOW
HEAT ADVISORY THRESHOLD. RECENT HISTORY OF METMOS BEING BEST MAX
TEMPERATURE GUIDANCE WILL BE FOLLOWED. HAVE BLENDED THAT WITH THE
EXISTING FORECAST FOR MONDAY TEMPERATURES.

&&

.SHORT TERM /MONDAY NIGHT THROUGH WEDNESDAY/...
AS OF 210 PM SUNDAY...SINCE THERE LOOKS TO BE SOME OP MODEL
DISCREPANCY WITH REGARDS TO THE DEGREE OF SOUTHWARD PENETRATION OF
ANY DEEP LAYER DRYING...GOING TO HAVE TO MAINTAIN CHANCE POPS INTO
EARLY TUESDAY CWFAWIDE...COINCIDENT WITH THE LLVL FRONTAL ZONE
MOVEMENT.

THE 09Z SREF ACTUALLY SUPPORTS THE NAM SOLUTION IN PLUNGING BELOW
NORMAL PWAT VALUES ACRS WESTERN NC THRU THE DAY ON TUESDAY. DESPITE
THIS...GIVEN THE POTENTIAL FOR LINGERING WEAK INSTABILITY...AS PER
THE SREF PROBABILITIES...GOING TO HAVE TO MAINTAIN SLIGHT CHANCE POP
EVEN ALONG THE NORTHERN FRINGE OF THE CWFA...AND A SHOTGUN POP
ELSEWHERE. DESPITE 2-4 DEG F SPREAD IN THE LATEST MOS MAX TEMPS...A
BLEND WILL BE SUFFICIENT FOR NOW RESULTING IN A FCST OF 1-2 DEG F
ABOVE CLIMO.

AFOREMENTIONED LLVL FRONTAL ZONE IS PROGGED TO BE STALLED IN OR NEAR
THE SOUTHERN CWFA THRU WEDNESDAY AND THERE IS SOME OP/ENSEMBLE MODEL
SUPPORT OF A WEAK SOUTHERLY LLVL FLOW DEVELOPING. IT STILL LOOKS
LIKE WESTERN NC WILL BE EXPERIENCING BELOW CLIMO PWAT VALUES AND
WITH THE 09 UTC SREF PROBABILITIES OF CAPE VALUES ABOVE 500 J/KG
DIPPING BELOW 50 PERCENT...FEEL THAT WE CAN MAINTAIN POP BELOW
SLIGHT CHANCE FOR THIS AREA AND JUST A TOKEN ISOLATED CHANCE
ELSEWHERE. WITH THE UPWARD TICK IN PROGGED 100-85H THICKNESS
VALUES...HAVE WARMED MAX TEMPS A FEW DEG F ABOVE TUESDAY/S READINGS.

&&

.LONG TERM /WEDNESDAY NIGHT THROUGH SATURDAY/...
AS OF 1155 AM EDT SUNDAY...THE OPERATIONAL GFS AND ECMWF AS WELL AS
THE GFS ENSEMBLE ALL AGREE THAT THE DEEP LAYER WILL RIDGE WILL BUILD
INTO THE REGION ON THU...AND REMAIN THROUGH SAT. THERE CONTINUES TO
BE A WEAKNESS IN THE RIDGE OVER THE LOWER MISSISSIPPI RIVER
VALLEY...BUT NOTHING IN THE MODELS INDICATE THAT THE MOISTURE
ASSOCIATED WITH THIS FEATURE WILL MAKE IT AS FAR EAST AS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA. EACH DAY SHOULD SEE MAX TEMPS
BETWEEN 95 AND 100 OUT ACROSS THE FOOTHILLS AND PIEDMONT AND FROM 85
TO 90 ACROSS THE NC MTNS. WELL BELOW CLIMO CONVECTIVE COVERAGE IS
EXPECTED...WITH MOST TSTM ACTIVITY CONFINED TO THE MTNS AS WELL AS
ALONG ANY WEAK LEE TROUGHING THAT DEVELOPS ACROSS THE FOOTHILLS.

THERE IS PRETTY GOOD MODEL AGREEMENT THAT AN ERN CONUS LONG WAVE
TROUGH WILL AMPLIFY ON SUN AS THE DEEP LAYER RIDGE BUILDS BACK
ACROSS THE CENTRAL AND NRN PLAINS. IF THIS COMES TO PASS...TEMPS
WILL MODERATE SOME ON SUNDAY WITH BETTER CHANCES FOR RAIN.
HOWEVER...IT/S GENERALLY NOT A GOOD IDEA TO PLACE MUCH STOCK IN A
DAY 7 MODEL FROPA IN THE SUMMER.

&&

.AVIATION /18Z SUNDAY THROUGH FRIDAY/...
AT KCLT... SCATTERED TO BROKEN CU AND TCU WITH BASES BETWEEN 4K AND
6K FT WILL PERSIST. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS WILL
CONTINUE IN THE AREA UNTIL AFTER 00Z... BUT NOT SURE IF THUNDER WILL
AFFECT THE AIRFIELD. AFTER 00Z SCATTERED TO BROKEN CLOUDS 4K TO 6K
WILL CONTINUE OVERNIGHT. SMALL CHANCE VISIBILITY WILL LOWER TO
AROUND 5 MILES IN HAZE NEAR SUNRISE... BUT WILL NOT INCLUDE IN TAF
AT THIS TIME. IF RAIN OCCURS AT THE TERMINAL... CHANCE OF EARLY
MORNING VISIBILITY RESTRICTION WILL INCREASE. SURFACE WIND SOUTHWEST
AT LESS THAN 10 KT WILL BECOME LIGHT AND VARIABLE AFTER 00Z.

ELSEWHERE... SCATTERED TO BROKEN CU AND TCU WITH BASES BETWEEN 4K
AND 6K FT WILL PERSIST. ISOLATED TO WIDELY SCATTERED THUNDERSTORMS
WILL BE MOST NUMEROUS UNTIL DIMINISHING AFTER 00Z. THUNDERSTORMS
MOST NUMEROUS VICINITY KAVL...AND KHKY. SURFACE WIND GENERALLY
SOUTHWEST LESS THAN 10 KT ALTHOUGH OCCASIONAL NORTH WIND AT 10 KT AT
KAVL. VISIBILITY RESTRICTED IN FOG DURING EARLY MORNING IN AREAS
WHERE RAIN OCCURS THIS EVENING. THUNDERSTORMS COVERAGE WILL INCREASE
VICINITY KAVL... KGSP... AND KHKY BY 18Z MONDAY.

OUTLOOK...PERSISTENT UPPER LEVEL RIDGE AND SURFACE HIGH PRESSURE
SYSTEM WILL BE THE DOMINANT FEATURES ACROSS THE REGION. GENERALLY
VFR WEATHER EXPECTED WITH THE EXCEPTION OF MORNING FOG AND HAZE
VISIBILITY RESTRICTION AND ISOLATED TO WIDELY SCATTERED AFTERNOON
AND EVENING THUNDERSTORMS.

AN EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLE SHOWING THE
PERCENTAGE OF GUIDANCE MEMBERS AGREEING WITH THE SCHEDULED ISSUANCE
CATEGORY IS AVAILABLE AT FOLLOWING LINK (USE LOWER CASE)...

WWW.WEATHER.GOV/GSP/AVIATION/TABLES.HTM

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...NONE.
NC...NONE.
SC...NONE.

&&

SYNOPSIS...CSH
NEAR TERM...LGL
SHORT TERM...CSH
LONG TERM...MCAVOY
AVIATION...LGL
Hazardous weather outlook, Jul 24, 5:52 AM EDT, 9 hours 39 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
552 AM EDT SUN JUL 24 2011

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-251000-
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-
552 AM EDT SUN JUL 24 2011

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

.DAY ONE...TODAY AND TONIGHT.

THUNDERSTORMS ARE IN THE FORECAST TODAY AND TONIGHT. THE MAIN
HAZARDS FROM THESE THUNDERSTORMS WILL BE CLOUD TO GROUND LIGHTNING
AND LOCALLY HEAVY RAINFALL.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

07

In the hours before

Special weather statement, Jul 24, 12:56 PM EDT, 2 hours 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1256 PM EDT SUN JUL 24 2011

NCZ501-241730-
CALDWELL MOUNTAINS-
1256 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHWESTERN CALDWELL COUNTY
THROUGH 130 PM EDT...

AT 1251 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES SOUTHEAST OF BLOWING ROCK...MOVING EAST
AT 5 MPH. ANOTHER STRONG STORM WAS LOCATED NEAR THE AVERY COUNTY
LINE. THIS STORM WAS ALSO MOVING SLOWLY TO THE EAST.

WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THESE STORMS.

HEAVY RAINS MAY FLOOD LOW LYING AREAS SUCH AS DITCHES AND
UNDERPASSES. AVOID THESE AREAS AND DO NOT CROSS FLOODED ROADS. WATER
LEVELS OF SMALL STREAMS AND RIVERS MAY ALSO RISE...THEREFORE SEEK
HIGHER GROUND IF THREATENED BY FLOOD WATERS.

FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE
INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS
AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG
UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3608 8144 3607 8144 3603 8157 3604 8175
      3605 8175 3607 8173 3607 8175 3609 8176
      3611 8180 3613 8159

MCAVOY
Special weather statement, Jul 24, 1:21 PM EDT, 2 hours 10 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
121 PM EDT SUN JUL 24 2011

NCZ064-065-241745-
HENDERSON-TRANSYLVANIA-
121 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT EASTERN TRANSYLVANIA AND
SOUTHERN HENDERSON COUNTIES THROUGH 145 PM EDT...

AT 116 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR CEDAR MOUNTAIN...OR 7 MILES SOUTHEAST OF
BREVARD...MOVING EAST AT 10 MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO LITTLE
  RIVER AND CEDAR MOUNTAIN.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3519 8243 3516 8252 3516 8255 3514 8258
      3513 8262 3512 8263 3513 8265 3512 8267
      3513 8268 3510 8269 3510 8271 3522 8277
      3530 8251

MCAVOY
Special weather statement, Jul 24, 1:49 PM EDT, 1 hour 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
149 PM EDT SUN JUL 24 2011

NCZ502-241815-
GREATER CALDWELL-
149 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL CALDWELL COUNTY THROUGH
215 PM EDT...

AT 142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 4 MILES NORTHEAST OF LENOIR...MOVING EAST AT 10
MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO KINGS
  CREEK.

WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3602 8136 3587 8138 3592 8155 3599 8154

MCAVOY
Special weather statement, Jul 24, 2:02 PM EDT, 1 hour 29 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
202 PM EDT SUN JUL 24 2011

SCZ003-006-241830-
GREATER GREENVILLE-GREENVILLE MOUNTAINS-
202 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN GREENVILLE COUNTY
THROUGH 230 PM EDT...

AT 154 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR MARIETTA...OR 13 MILES NORTH OF DOWNTOWN
GREENVILLE...MOVING SOUTHEAST AT 15 MPH.

* OTHER LOCATIONS AFFECTED INCLUDE BUT ARE NOT LIMITED TO FURMAN
  UNIVERSITY...TRAVELERS REST...TIGERVILLE...MARIETTA AND CLEVELAND.

WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

FREQUENT LIGHTNING IS OCCURRING WITH THIS STORM. IF OUTDOORS...STAY
AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE INDOORS IF
POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG UNNECESSARY
ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3499 8254 3500 8254 3501 8254 3501 8256
      3505 8259 3513 8247 3504 8231 3489 8247

MCAVOY
Special weather statement, Jul 24, 2:29 PM EDT, 1 hour 2 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
229 PM EDT SUN JUL 24 2011

NCZ033-501-503>505-241915-
AVERY-BURKE MOUNTAINS-CALDWELL MOUNTAINS-GREATER BURKE-MCDOWELL
MOUNTAINS-
229 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT NORTHERN MCDOWELL...NORTHWESTERN
BURKE...SOUTHERN AVERY AND WESTERN CALDWELL COUNTIES THROUGH 315 PM
EDT...

AT 224 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR ASHFORD...OR 7 MILES EAST OF SPRUCE PINE...
MOVING EAST AT 5 MPH.

THIS STORM WILL BE NEAR...
  ASHFORD...

WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

INTENSE LIGHTNING IS ALSO ANTICIPATED WITH THIS STORM. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE
INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS
AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG
UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3595 8167 3591 8169 3589 8173 3587 8171
      3572 8177 3584 8207 3588 8203 3587 8200
      3589 8198 3591 8198 3594 8203 3602 8200

JPT
Special weather statement, Jul 24, 2:59 PM EDT, 32 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
259 PM EDT SUN JUL 24 2011

NCZ035-036-241945-
ALEXANDER-IREDELL-
259 PM EDT SUN JUL 24 2011

...A STRONG THUNDERSTORM WILL AFFECT ALEXANDER AND WESTERN IREDELL
COUNTIES THROUGH 345 PM EDT...

AT 258 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR ELLENDALE...OR 4 MILES WEST OF
TAYLORSVILLE...MOVING EAST AT 10 MPH.

THIS STORM WILL BE NEAR...
  TAYLORSVILLE...
  STONY POINT...

WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS STORM.

INTENSE CLOUD TO GROUND LIGHTNING IS EXPECTED WITH THIS STORM. IF
OUTDOORS...STAY AWAY FROM ISOLATED HIGH OBJECTS SUCH AS TREES. MOVE
INDOORS IF POSSIBLE. WHEN INDOORS...STAY AWAY FROM WINDOWS AND DOORS
AND AVOID USING TELEPHONES UNLESS IT IS AN EMERGENCY. TRY TO UNPLUG
UNNECESSARY ELECTRICAL APPLIANCES BEFORE THE THUNDERSTORM APPROACHES.

LAT...LON 3603 8091 3579 8092 3581 8114 3583 8115
      3582 8121 3583 8129 3601 8129

JPT

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 12:56 PM EDTSpecial Weather StatementGSPCaldwell34 min
Jul 24, 1:21 PM EDTSpecial Weather StatementGSPHenderson24 min
Jul 24, 1:49 PM EDTSpecial Weather StatementGSPCaldwell26 min
Jul 24, 2:29 PM EDTSpecial Weather StatementGSPBurke46 min
Jul 24, 2:59 PM EDTSpecial Weather StatementGSPAlexander46 min
Jul 24, 6:21 PM EDTSpecial Weather StatementGSPUnion39 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2011Every severe thunderstorm warning 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.