Alert archive / North Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 209, NWS Greenville-Spartanburg, SC

August 6, 2015Union County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Aug 6, 2015, 2:29 PM EDT for Union County, North Carolina. It was in force for 41 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
Aug 6, 2015, 2:29 PM EDT (18:29 UTC)
Expired
Aug 6, 2015, 3:10 PM EDT
In force
41 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

County Union County, NC

The radar

The Columbia radar (KCAE), 128 km from the middle of the area, began a volume at 18:30 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 6.5 hours before the alert went out and 134 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 2015-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 248 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 2015-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 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
248 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
1399 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Aug 6, 1:45 PM EDT, 44 minutes earlier.

Area forecast discussion, Aug 6, 1:45 PM EDT, 44 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
145 PM EDT THU AUG 6 2015

.SYNOPSIS...
A WEAK COLD FRONT WILL BE NEARLY STATIONARY OVER THE TODAY. AS
MOISTURE INCREASES ACROSS OUR REGION TODAY...A LOW WILL DEVELOP AND
GRADUALLY MOVE OFFSHORE BY LATE FRIDAY. WEAK HIGH PRESSURE WILL
SPREAD BACK OVER THE REGION IN THE WAKE OF THE LOW.

&&

.NEAR TERM /THROUGH TONIGHT/...
AS OF 1100 AM...CONVECTION IS FIRING QUITE READILY ALREADY LATE THIS
MORNING...AS INCREASING UPPER SUPPORT DEVELOPS AHEAD OF A VIGOROUS
SHORTWAVE. WHILE A SYNOPTIC FRONT WAS ANALYZED JUST TO THE NORTH OF
THE CWFA ALONG THE NC/VA BORDER...THICK MID CLOUDS DRAPED ACRS MOST
OF WRN NC...RESULTING IN A CAD-LIKE ENVIRONMENT THERE AND A
DIABATIC-HEATING BNDRY NEAR THE SC/NC BORDER. SOUTH OF THIS...THERE
IS MORE SUNSHINE CREATING AROUND 2000 J/KG OF SBCAPE. SO I EXPECT
AFTN CONVECTION TO BE MORE ROBUST ACRS THE SOUTHERN HALF OF THE
CWFA. MID LVLS ARE MOISTENING UP AND SHEAR IS STILL ONLY 20-25 KTS.
SO THE SEVERE THREAT STILL LOOKS A BIT LOWER THAN PREVIOUS THOUGHT.
STILL AWAITING AN UPDATED SPC DAY 1 CONVECTIVE OUTLOOK. I HAVE
TWEAKED POPS TO HIGH-LIKELY TO CATEGORICAL...GIVEN THE EXPECTED
COVERAGE OF SHWRS. THERE WILL BE SCATTERED TO NUMEROUS EMBEDDED
TSTMS WITHIN THIS ACTIVITY THIS AFTN.

THIS EVENING...THE STRONGEST FORCING ASSOCIATED WITH THE PASSING MID
LVL SHORTWAVE WILL CROSS THE CWFA. SHEAR WILL ALSO INCREASE...AS
WIND FIELDS IMPROVE WITH THE SHORTWAVE. AT THAT POINT...MOST OF THE
GUIDANCE SHOWS THE BETTER INSTBY OFF TO THE SOUTH AND EAST...WITH
SOME QUASI-ORGANIZATION OF MULTI-CELL CLUSTERS. THE LAST COUPLE HRRR
RUNS DO SHOW ANOTHER ROUND OF DEEP CONVECTION CROSSING THE AREA THIS
EVENING.

AS OF 650 AM...SOME SHRA DEVELOPING ACROSS THE NC FOOTHILLS. WITH
SOME STRONGER CELLS DEVELOPING NEAR THE TN BORDER. THIS IS GENERALLY
ON TRACK WITH TIMING IN CURRENT FCST. STILL EXPECT CONVECTION TO
DEVELOP AND SPREAD ACROSS THE AREA THRU THE MORNING AND INTO THE
AFTERNOON. THICKER CLOUDS ALSO MOVING IN AS WELL. THIS COULD PUT A
DAMPER ON HIGH TEMPS...BUT WILL HOLD OFF ON ANY CHANGES AND WAIT TO
SEE WHAT THE MORNING TRENDS ARE. LITTLE CHANGE NEEDED TO FCST.

AS OF 320 AM...CONVECTION HAS DISSIPATED...BUT THAT CALM WILL NOT
LAST. A STRONG SHORT WAVE WILL MOVE INTO THE AREA LATE THIS
AFTERNOON OR EARLY EVENING AND MOVE ACROSS THE AREA TONIGHT. AN
UPPER JET DIVING TOWARD THE AREA WILL BRING QUITE A BIT OF UPPER
DIVERGENCE AS WELL. ALL THIS WILL PROVIDE PLENTY OF FORCING FOR
CONVECTION TODAY AND TONIGHT. A STALLED FRONTAL BOUNDARY ACROSS THE
AREA AND A SERIES OF WEAK LOW PRESSURE CENTERS MOVING ALONG IT WILL
PROVIDE THE LOW LEVEL FOCUS FOR CONVECTION. THERE WILL BE COPIOUS
LOW LEVEL MOISTURE AND RELATIVELY STEEP MID LEVEL LAPSE RATES FOR
MODERATE INSTABILITY TO DEVELOP. MODERATE SHEAR DEVELOPS AS WELL
WITH THE SHORT WAVE MOVING IN. DCAPE VALUES...WHILE NOT EXCESSIVE
SHOULD RISE ABOVE 500 J/KG. THE ONE FACTOR MISSING FROM THE EQUATION
WILL BE MID LEVEL DRY AIR. STILL...GIVEN ALL THE POSITIVE FACTORS
FOR STRONG TO SEVERE CONVECTION...EXPECT SCT SEVERE STORMS TO
DEVELOP TODAY...ALONG WITH NUMEROUS TO WIDESPREAD CONVECTION.
DAMAGING WINDS WILL BE THE MAIN THREAT...GIVEN THE SHEAR THAT COULD
HELP STORMS ORGANIZE ALONG OUTFLOW BOUNDARIES AND DEVELOPING COLD
POOLS. EXPECT THE CONVECTION TO CONTINUE THRU THE NITE AS FORCING
CONTINUES...BUT SEVERE CHC WILL DIMINISH THRU THE EVENING. EXPECT
SOME MUCH NEEDED RAINFALL ACROSS MOST OF THE AREA...BUT NOT MUCH IN
THE WAY OF EXCESSIVE RAINFALL...UNLESS SOME TRAINING CELLS DEVELOP.

HIGHS TODAY WILL BE SIGNIFICANTLY COOLER THAN WED...BUT STILL
REACHING 90 OR THE LOWER 90S ALONG AND SOUTH OF I-85...WITH LOWER
80S IN THE WARMER MTN VALLEYS. LOWS TONIGHT AGAIN UP TO 5 DEGREES
ABOVE NORMAL.

&&

.SHORT TERM /FRIDAY THROUGH SATURDAY NIGHT/...
AT 230 AM EDT THURSDAY...ON FRIDAY MORNING AN UPPER RIDGE WILL BE
OVER THE WESTERN PLAINS...AND AN UPPER TROUGH OVER THE EASTERN
SEABOARD. BY SATURDAY THE RIDGE AXIS MOVES TO THE EASTERN
PLAINS...AND THE TROUGH AXIS TO THE EAST COAST...WITH SOME INCREASE
IN AMPLITUDE.

AT THE SURFACE...A COLD FRONT ASSOCIATED WITH A ROBUST SHORTWAVE
ALOFT WILL BE CROSSING OUR AREA ON FRIDAY MORNING...WITH THE MODEL
DEPICTING A SURFACE WAVE ALONG THE BOUNDARY. INSTABILITY AND SHEER
WILL BE SUPPORTIVE OF CONVECTION...WHILE MOISTURE WILL SUFFICIENT TO
SUPPORT SUBSTANTIAL PRECIPITATION. THE FRONT MOVES SOUTHEAST AND OUT
OF OUR AREA ON FRIDAY NIGHT...WITH DRIER AIR ARRIVING ON SATURDAY.
TEMPERATURES WILL RUN NEAR NORMAL.

&&

.LONG TERM /SUNDAY THROUGH WEDNESDAY/...
AT 230 AM EDT THURSDAY...ON SUNDAY MORNING AN UPPER RIDGE WILL BE
OVER THE PLAINS...AND AN UPPER TROUGH WILL BE ALONG THE EAST COAST.
BY TUESDAY THE TROUGH RETROGRESSES TO THE EASTERN SLOPES OF THE
ROCKIES AND THE TROUGH RETROGRESSES TO THE GREAT LAKES AND SOUTHERN
APPALACHIANS. BY WEDNESDAY THE RIDGE PROGRESSES SLIGHTLY INTO THE
PLAINS...WHILE THE TROUGH STAYS PUT...RESULTING IN GREATER AMPLITUDE.

AT THE SURFACE...A STATIONARY FRONT WILL BE NEAR THE GULF COAST ON
SUNDAY MORNING...WITH RELATIVELY DRY HIGH PRESSURE ALONG THE EASTERN
SEABOARD. A COLD FRONT APPROACHES FROM THE WEST ON MONDAY...PRECEDED
BY INCREASING MOISTURE. THE COLD FRONT CROSSES OUR AREA ON
TUESDAY...REACHING THE CAROLINA COAST BY WEDNESDAY. CONVECTION AND
ASSOCIATED PRECIPITATION CHANCES WILL BE BEST AHEAD OF AND ALONG THE
FRONT. TEMPERATURES WILL RUN NEAR NORMAL.

&&

.AVIATION /18Z THURSDAY THROUGH TUESDAY/...
AT KCLT...A CLUSTER OF TSTMS IS CROSSING THE KCLT AREA RIGHT AROUND
18Z TAF TIME. SO WILL CONTINUE WITH PREVAILING TS FOR THE FIRST HOUR
OR SO. AFTER THAT CLUSTER MOVES TO THE EAST...THERE MAY BE A LULL IN
CONVECTION...AS VIS SAT AND RADAR SHOW LITTLE ACTIVITY TO THE WEST
ATTM. BUT THERE WILL BE ANOTHER ROUND LATER THIS AFTN INTO THE
EVENING...AS BETTER MID LVL FORCING WILL COMBINE WITH PLENTY OF
INSTBY ACRS THE AREA. SO WILL TEMPO MORE TS LATER THIS AFTN AND
CONTINUE WITH A PROB30 THIS EVENING. ACTIVITY SHUD GRADUALLY
DIMINISH OVERNIGHT...BUT PLENTY OF MOISTURE WILL LINGER. GUIDANCE IS
TRENDING WITH MVFR OR EVEN IFR STRATUS DEVELOPING WITH PATCHY FOG AS
WELL BEFORE DAYBREAK FRIDAY. SO WILL ADD AN MVFR CIG STARTING AROUND
11Z. THE CLOUDS WILL LIFT BY AROUND NOON. WINDS WILL FAVOR A SW
DIRECTION THRU TONIGHT...THEN SHIFT TO NW LATE FRIDAY MORNING
MORNING OR EARLY AFTN.

ELSEWHERE...A LULL IN CONVECTION AT THE OTHER TAF SITES AT TIME OF
18Z TAF ISSUANCE. BUT MORE ACTIVITY IS DEVELOPING OFF TO THE WEST.
SO EXPECT VCTS AND TEMPO TS AT ALL SITES THIS AFTN. YET ANOTHER
ROUND IS EXPECTED THIS EVENING WITH PASSAGE OF A MID LVL SHORTWAVE.
CONVECTION SHUD GRADUALLY DIMINISH OVERNIGHT...BUT LINGERING
MOISTURE WILL KEEP A CHC OF LOW STRATUS AND FOG AROUND...ESP AT KHKY
AND KAVL. MORE UNCERTAINTY ACRS THE UPSTATE. WINDS WILL FAVOR A SW
DIRECTION THRU TONIGHT...THEN SHIFT TO NW LATE FRIDAY MORNING OR
MIDDAY.

OUTLOOK...SOME DRYING IS EXPECTED LATE FRI INTO THE WEEKEND AS LOW
PRESSURE AND A FRONT MOVE OUT OF THE AREA.

CONFIDENCE TABLE...

            17-23Z        23-05Z        05-11Z        11-12Z
KCLT       HIGH 100%     HIGH 100%     HIGH  89%     HIGH  91%
KGSP       HIGH 100%     HIGH 100%     HIGH 100%     HIGH  91%
KAVL       HIGH 100%     HIGH 100%     LOW   50%     MED   75%
KHKY       HIGH 100%     HIGH 100%     HIGH 100%     HIGH 100%
KGMU       HIGH 100%     HIGH 100%     HIGH  94%     HIGH  91%
KAND       HIGH 100%     HIGH 100%     HIGH  94%     HIGH  91%

THE PERCENTAGE REFLECTS THE NUMBER OF GUIDANCE MEMBERS AGREEING
WITH THE SCHEDULED TAF ISSUANCE FLIGHT RULE CATEGORY. COMPLETE HOURLY
EXPERIMENTAL AVIATION FORECAST CONSISTENCY TABLES AND ENSEMBLE FORECASTS
ARE AVAILABLE AT THE FOLLOWING LINK: (MUST BE LOWER CASE)

WWW.WEATHER.GOV/GSP/AVIATION_TABLES

&&

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

&&

SYNOPSIS...JAT
NEAR TERM...ARK/RWH
SHORT TERM...JAT
LONG TERM...JAT
AVIATION...ARK
Hazardous weather outlook, Aug 6, 4:14 AM EDT, 10 hours 15 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
414 AM EDT THU AUG 6 2015

GAZ010-017-018-026-028-029-NCZ033-035>037-048>053-056>059-062>065-
068>072-082-501>510-SCZ001>014-019-070815-
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-
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-CHESTER-GREENWOOD-
414 AM EDT THU AUG 6 2015

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. SOME OF THESE THUNDERSTORMS
COULD BE SEVERE...PRODUCING DAMAGING WINDS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY.

..FRIDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SATURDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..SUNDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..MONDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..TUESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..WEDNESDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF LARGE
HAIL...DAMAGING WINDS...TORNADOES OR FLASH FLOODING TO OUR OFFICE.

07

In the hours before

Special weather statement, Aug 6, 1:40 PM EDT, 49 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
140 PM EDT THU AUG 6 2015

NCZ082-061815-
UNION NC-
140 PM EDT THU AUG 6 2015

...STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHEASTERN UNION
COUNTY UNTIL 215 PM EDT...

AT 140 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 12
MILES NORTHEAST OF MONROE...MOVING EAST AT 20 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 45 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
WINGATE AND NEW SALEM.

LAT...LON 3502 8030 3498 8049 3516 8045 3516 8044
      3517 8042 3516 8041 3518 8037 3517 8036
      3519 8030 3520 8028
TIME...MOT...LOC 1740Z 255DEG 15KT 3510 8037

LANE
Special weather statement, Aug 6, 1:45 PM EDT, 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
145 PM EDT THU AUG 6 2015

SCZ009-013-014-061830-
UNION SC-CHESTER SC-YORK SC-
145 PM EDT THU AUG 6 2015

...CLUSTER OF THUNDERSTORMS WILL IMPACT PORTIONS OF SOUTHEASTERN YORK
AND CHESTER COUNTIES UNTIL 230 PM EDT...

AT 144 PM EDT...DOPPLER RADAR INDICATED THE LEADING EDGE OF A CLUSTER
OF THUNDERSTORMS ALONG A LINE EXTENDING FROM 6 MILES NORTH OF ROCK
HILL TO 3 MILES NORTHEAST OF CHESTER TO 14 MILES NORTHEAST OF
NEWBERRY...AND MOVING EAST AT 25 MPH.

HALF INCH HAIL...WIND GUSTS UP TO 45 MPH AND TORRENTIAL RAINFALL
RATES OF UP TO 3 INCHES PER HOUR WILL BE POSSIBLE WITH THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
ROCK HILL...CHESTER...FORT MILL...TEGA CAY...NEWPORT...LESSLIE...FORT
LAWN...RICHBURG...LOWRYS AND CHESTER STATE PARK.

LAT...LON 3447 8152 3445 8155 3470 8129 3507 8114
      3507 8106 3504 8104 3507 8101 3506 8090
      3501 8091 3492 8086 3490 8088 3484 8087
      3483 8090 3471 8087 3455 8105 3457 8142
      3450 8142 3449 8148
TIME...MOT...LOC 1744Z 257DEG 20KT 3503 8104 3473 8116 3445 8146

LANE
Special weather statement, Aug 6, 1:49 PM EDT, 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
149 PM EDT THU AUG 6 2015

SCZ001-002-061815-
OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-
149 PM EDT THU AUG 6 2015

...STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHEASTERN OCONEE
AND NORTHWESTERN PICKENS COUNTIES UNTIL 215 PM EDT...

AT 148 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 14
MILES NORTH OF WALHALLA...MOVING EAST AT 25 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 45 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
DEVILS FORK STATE PARK...JOCASSEE GORGES...LAKE JOCASSEE...KEOWEE
TOXAWAY STATE PARK...LAKE KEOWEE...SUNSET...ROCKY BOTTOM...BAD
CREEK...SASSAFRAS MOUNTAIN AND NINE TIMES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LAKE JOCASSEE IS IN THE PATH OF THIS STORM. CLOUD TO GROUND
LIGHTNING AND GUSTY WINDS WILL CREATE DANGEROUS BOATING CONDITIONS.
MOVE TO SHORE IMMEDIATELY.

&&

LAT...LON 3509 8279 3508 8278 3507 8278 3507 8277
      3492 8273 3491 8302 3502 8305
TIME...MOT...LOC 1748Z 257DEG 20KT 3497 8297

LANE
Special weather statement, Aug 6, 1:54 PM EDT, 35 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
154 PM EDT THU AUG 6 2015

NCZ057-071-072-061830-
CABARRUS NC-ROWAN NC-MECKLENBURG NC-
154 PM EDT THU AUG 6 2015

...LINE OF STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF NORTH CENTRAL
MECKLENBURG...SOUTHEASTERN ROWAN AND CABARRUS COUNTIES UNTIL 230 PM
EDT...

AT 153 PM EDT...DOPPLER RADAR INDICATED THE LEADING EDGE OF A LINE OF
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM NEAR KANNAPOLIS TO 5
MILES NORTHEAST OF UPTOWN CHARLOTTE...AND MOVING EAST AT 25 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 45 MPH WILL BE POSSIBLE WITH
THESE STORMS.

LOCATIONS IMPACTED INCLUDE...NORTHEAST CHARLOTTE...DOWNTOWN
CONCORD...KANNAPOLIS...HARRISBURG...ROCKWELL...MT PLEASANT...
CHARLOTTE MOTOR SPEEDWAY...CODDLE CREEK RESERVOIR...WEST CONCORD AND
UNC CHARLOTTE.

LAT...LON 3561 8026 3529 8052 3529 8087 3550 8073
TIME...MOT...LOC 1753Z 253DEG 23KT 3548 8061 3529 8077

LANE
Special weather statement, Aug 6, 2:07 PM EDT, 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
207 PM EDT THU AUG 6 2015

SCZ001-061830-
OCONEE MOUNTAINS SC-
207 PM EDT THU AUG 6 2015

...STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHEASTERN OCONEE
COUNTY UNTIL 230 PM EDT...

AT 206 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES NORTH OF WALHALLA...MOVING EAST AT 30 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...SALEM...OCONEE STATE PARK... AND LAKE
KEOWEE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

LAKE KEOWEE IS IN THE PATH OF THIS STORM. CLOUD TO GROUND LIGHTNING
AND GUSTY WINDS WILL CREATE DANGEROUS BOATING CONDITIONS.
MOVE TO SHORE IMMEDIATELY.

&&

LAT...LON 3487 8314 3494 8309 3498 8292 3496 8292
      3495 8291 3494 8291 3482 8290
TIME...MOT...LOC 1806Z 265DEG 24KT 3490 8307

LANE
Special weather statement, Aug 6, 2:25 PM EDT, 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
225 PM EDT THU AUG 6 2015

NCZ082-061915-
UNION NC-
225 PM EDT THU AUG 6 2015

...CLUSTER OF THUNDERSTORMS WILL IMPACT PORTIONS OF UNION COUNTY
UNTIL 315 PM EDT...

AT 225 PM EDT...DOPPLER RADAR INDICATED THE LEADING EDGE OF A CLUSTER
OF THUNDERSTORMS ALONG A LINE EXTENDING FROM 13 MILES WEST OF MONROE
TO 9 MILES EAST OF LANCASTER...AND MOVING EAST AT 20 MPH.

HALF INCH HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
MONROE...INDIAN TRAIL...WEDDINGTON...STALLINGS...UNIONVILLE...WESLEY
CHAPEL...WINGATE...WAXHAW...MARSHVILLE AND LAKE PARK.

LAT...LON 3481 8032 3482 8073 3489 8079 3494 8078
      3500 8084 3503 8080 3503 8077 3509 8069
      3519 8052 3518 8049 3518 8048 3516 8046
      3516 8044 3517 8042 3516 8041 3517 8039
      3503 8030
TIME...MOT...LOC 1825Z 252DEG 19KT 3503 8078 3476 8061

LANE

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 1:40 PM EDTSpecial Weather StatementGSPUnion35 min
Aug 6, 1:54 PM EDTSpecial Weather StatementGSPCabarrus36 min
Aug 6, 2:25 PM EDTSpecial Weather StatementGSPUnion50 min
Aug 6, 2:34 PM EDTSpecial Weather StatementGSPRowan41 min
Aug 6, 2:58 PM EDTSpecial Weather StatementGSPPolk32 min
Aug 6, 6:05 PM EDTSpecial Weather StatementGSPDavie25 min
Aug 6, 7:06 PM EDTSpecial Weather StatementGSPDavie24 min
Aug 5, 8:03 PM EDTSevere Thunderstorm WarningGSPAnderson57 min
Aug 5, 8:46 PM EDTSevere Thunderstorm WarningGSPSpartanburg59 min
Aug 5, 8:51 PM EDTSpecial Weather StatementGSPLaurens39 min
Aug 5, 8:59 PM EDTSevere Thunderstorm WarningGSPLaurens, Spartanburg50 min
Aug 5, 9:24 PM EDTSevere Thunderstorm WarningGSPUnion51 min
Aug 5, 9:57 PM EDTSpecial Weather StatementGSPAnderson33 min
Aug 5, 10:07 PM EDTSpecial Weather StatementGSPYork53 min
Aug 5, 10:40 PM EDTSpecial Weather StatementGSPPickens35 min
Aug 5, 11:17 PM EDTSpecial Weather StatementGSPLaurens28 min
Aug 6, 12:56 PM EDTSpecial Weather StatementGSPCherokee49 min
Aug 6, 1:16 PM EDTSpecial Weather StatementGSPAbbeville29 min
Aug 6, 1:21 PM EDTSpecial Weather StatementGSPChester, Union24 min
Aug 6, 1:45 PM EDTSpecial Weather StatementGSPChester45 min
Aug 6, 1:49 PM EDTSpecial Weather StatementGSPPickens26 min
Aug 6, 2:07 PM EDTSpecial Weather StatementGSPOconee23 min
Aug 6, 2:36 PM EDTSevere Thunderstorm WarningGSPGreenville, Pickens54 min
Aug 6, 3:03 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville, Pickens57 min
Aug 6, 3:23 PM EDTSevere Thunderstorm WarningGSPGreenville, Laurens, Spartanburg66 min
Aug 6, 4:01 PM EDTSevere Thunderstorm WarningGSPCherokee, Spartanburg, Union, York74 min
Aug 6, 4:10 PM EDTSpecial Weather StatementGSPLaurens35 min
Aug 6, 4:20 PM EDTSevere Thunderstorm WarningGSPLaurens55 min
Aug 6, 4:29 PM EDTSevere Thunderstorm WarningGSPAnderson47 min
Aug 6, 4:34 PM EDTSevere Thunderstorm WarningGSPCherokee, Chester, Union, York71 min
Aug 6, 4:51 PM EDTSevere Thunderstorm WarningGSPOconee23 min
Aug 6, 5:07 PM EDTSpecial Weather StatementGSPGreenwood38 min
Aug 6, 5:14 PM EDTSpecial Weather StatementGSPPickens31 min
Aug 6, 5:35 PM EDTSpecial Weather StatementGSPGreenville, Pickens, Spartanburg40 min
Aug 6, 3:59 PM EDTSevere Thunderstorm WarningGSPElbert, Franklin, Hart49 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2015Every severe thunderstorm warning in 2015

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.