Alert archive / South Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 89, NWS Greenville-Spartanburg, SC

June 18, 2015Chester County, South Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 18, 2015, 6:27 PM EDT for Chester County, South Carolina. It was in force for 48 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
Jun 18, 2015, 6:27 PM EDT (22:27 UTC)
Expired
Jun 18, 2015, 7:15 PM EDT
In force
48 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

County Chester County, SC

The radar

The Columbia radar (KCAE), 81 km from the middle of the area, began a volume at 22:28 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
Jun 18, 6:55 PM EDTTSTM WND DMGFort Lawn, SCTWO LARGE TREES DOWN ON DIAMOND LANE WITH ONE FALLING ON A CAR. NO INJURIES.
Jun 18, 6:55 PM EDTTSTM WND DMGFort Lawn, SCTREES DOWN ON HOUSES AND CARS.
Jun 18, 6:55 PM EDTTSTM WND GST 60Fort Lawn, SC

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 28 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, 10.5 hours before the alert went out and 183 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 2015-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 354 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 2015-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -12 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
354 J/kg
Mixed-layer CIN
-141 J/kg
Mixed-layer LCL
1202 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-12 m²/s²
0-3 km storm-relative helicity
33 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

560 
WUUS52 KGSP 182227
SVRGSP
SCC023-182315-
/O.NEW.KGSP.SV.W.0089.150618T2227Z-150618T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
627 PM EDT THU JUN 18 2015

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN CHESTER COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 715 PM EDT

* AT 626 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS
  OF 60 MPH. THIS STORM WAS LOCATED 9 MILES WEST OF LANCASTER...OR
  NEAR FORT LAWN...AND MOVING EAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  GREAT FALLS...FORT LAWN...RICHBURG AND FISHING CREEK RESERVOIR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BRIEF DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES OVER SMALL
AREAS. A BRIEF PERIOD OF LARGE HAIL IS ALSO POSSIBLE. SEEK SHELTER
INSIDE AN INTERIOR ROOM.

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 3467 8089 3464 8090 3462 8089 3460 8089
      3458 8088 3455 8087 3454 8088 3455 8097
      3456 8113 3482 8098 3482 8090 3479 8088
      3475 8088 3470 8086
TIME...MOT...LOC 2226Z 287DEG 12KT 3469 8094 

$$

RWH
1 follow-up statement
015 
WWUS52 KGSP 182248
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
648 PM EDT THU JUN 18 2015

SCC023-182315-
/O.CON.KGSP.SV.W.0089.000000T0000Z-150618T2315Z/
CHESTER SC-
648 PM EDT THU JUN 18 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM EDT
FOR EASTERN CHESTER COUNTY...

AT 648 PM EDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE
OF PRODUCING QUARTER SIZE HAIL AND DAMAGING WINDS IN EXCESS OF 60
MPH. THIS STORM WAS LOCATED 7 MILES WEST OF LANCASTER...OR OVER FORT
LAWN...MOVING EAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE...
GREAT FALLS...FORT LAWN...RICHBURG AND FISHING CREEK RESERVOIR. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BRIEF DAMAGING WINDS WILL BLOW DOWN TREES AND POWER LINES OVER SMALL
AREAS. A BRIEF PERIOD OF LARGE HAIL IS ALSO POSSIBLE. SEEK SHELTER
INSIDE AN INTERIOR ROOM.

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 3467 8089 3464 8090 3462 8089 3460 8089
      3458 8088 3455 8087 3454 8088 3455 8097
      3456 8113 3482 8098 3482 8090 3479 8088
      3475 8088 3470 8086
TIME...MOT...LOC 2248Z 279DEG 9KT 3470 8090 

$$

RWH

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 Jun 18, 4:56 PM EDT, 1 hour 31 minutes earlier.

Area forecast discussion, Jun 18, 4:56 PM EDT, 1 hour 31 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
456 PM EDT THU JUN 18 2015

.SYNOPSIS...
AN AREA OF DEEP HIGH PRESSURE WILL CONTINUE TO GRADUALLY
WEAKEN...ALLOWING FOR SLIGHTLY COOLER TEMPERATURES AND A TYPICAL
SUMMERTIME PATTERN OF AFTERNOON SHOWERS AND THUNDERSTORMS FOR THE
REMAINDER OF THE WEEK. YET ANOTHER STRONG AND HOT UPPER RIDGE WILL
BEGIN BUILDING OVER THE AREA EARLY NEXT WEEK...BUT A COLD FRONT
ARRIVING TUESDAY OR WEDNESDAY MAY PROVIDE SOME RELIEF.

&&

.NEAR TERM /THROUGH FRIDAY/...
2100 UTC UPDATE...SKY COVER WAS UPDATED PER SATELLITE IMAGERY. POPS
AND QPF WERE ADJUSTED PER RADAR TRENDS...FAVORING THE BLUE RIDGE AND
UPPER SAVANNAH RIVER VALLEY.

AS OF 245 PM EDT THURSDAY...UPPER ANTICYCLONE WILL CONTINUE TO
PREVAIL THROUGH THE PERIOD...ALTHOUGH SLOWLY FLATTENING OUT ON
FRIDAY.  CURRENTLY...SCATTERED CONVECTION CONTINUES TO DEVELOP
AMONGST A RATHER UNSTABLE AIRMASS.  LATEST SPC MESOANALYSIS
CONTINUES INDICATE UPWARDS OF 2500J/KG SPC CAPE ALONG WITH NEARLY
1500J/KG DCAPE.  THIS SETUP IS HIGHLY SUPPORTIVE OF MICROBURSTS
WITHIN THE TALLEST OF PULSE UPDRAFTS.  ADDITIONALLY...ABUNDANT CAPE
IN THE HAIL GROWTH ZONE IS SUPPORTIVE OF SVR HAIL DESPITE FZ LEVELS
IN EXCESS OF 14KFT.  THUS...THE FCST FEATURES SCATTERED CONVECTION
THROUGH THE EVENING BEFORE POPS TAPER WITH HEATING LOSS AFTER SUNSET.

THE CENTER OF THE UPPER HIGH WILL SLIDE EAST THROUGH THE OVERNIGHT
AND EFFECTIVELY ALLOW FOR GRADUAL HEIGHT FALLS INTO FRIDAY.  AS
SUCH...TEMPERATURES ARE FCST TO BE A FEW DEGREES COOLER THAN DAYS
PAST WHICH WILL LEAD TO LESS INSTABILITY AVAILABLE FOR CONVECTION.
THAT SAID...WEAKER INHIBITION THANKS TO THE MIGRATION OF THE RIDGE
WILL OFFSET SUCH...ALLOWING FOR CONVECTION TO DEVELOP ONCE AGAIN ON
FRIDAY.  EXPECTING INITIATION TO OCCUR FIRST OVER THE NC MTNS AND
NORTHEAST GA...THEN MIGRATE EAST OVER THE NC/SC PIEDMONT REGIONS
WITH THE HIGHEST PROBS ALONG AND NORTH OF THE I40 CORRIDOR DUE TO
FALLEN UPPER HEIGHTS.  SINCE HIGH TEMPERATURES ARE FCST TO BE A TAD
COOLER...DO NOT FORESEE ANY BORDERLINE HEAT INDICES ON FRIDAY ALBEIT
STILL RATHER WARM AND HUMID WITH HIGHS TOPPING OUT IN THE MID 90S
OVER THE LOWER TERRAIN WITH 80S OVER THE MTNS.

&&

.SHORT TERM /FRIDAY NIGHT THROUGH SUNDAY/...
AS OF 115 PM THURSDAY...AS MENTIONED YESTERDAY...ANY TIME A REMNANT
CIRCULATION OF A TROPICAL LOW ENTERS THE PICTURE...UNCERTAINTY GOES
UP...AND THAT WILL BE THE CASE THROUGH THE SHORT RANGE. WE BEGIN
FRIDAY EVENING WITH ONGOING CONVECTION THAT WILL HAVE A PULSE SEVERE
TYPE THREAT...THAT SHOULD WANE WITH THE LOSS OF HEATING THROUGH LATE
EVENING. OUR ATTENTION THEN TURNS TO THE REMNANTS OF BILL...WHICH
COME OUT ACROSS THE MID MS VALLEY FRIDAY NITE AND OVER THE OH/TN
VALLEY ON SATURDAY. AS THE REMNANT LOW OPENS AND MOVES UP THE OH
VALLEY...THE MODELS STILL SUGGEST THAT SATURDAY WILL BE A BIT LESS
CONVECTIVELY ACTIVE WITH THE FLOW ALOFT COMING AROUND MORE SW...AND
SLIGHTLY LESS BUOYANCY. THE FCST DOES NOT REALLY REFLECT THIS
POSSIBILITY TO ANY GREAT DEGREE APART FROM A LOWER POP OVER THE
LAKELANDS. FCST SOUNDINGS AGAIN INDICATE THE INGREDIENTS FOR PULSE
SEVERE TYPE STORMS WITH WET MICROBURSTS. HIGH TEMPS SHOULD BE A FEW
DEGREES BELOW FRIDAY BECAUSE OF LOWER HEIGHTS AND MORE CLOUD
COVER...STILL PLENTY WARM...BUT WITH NO HEAT INDEX PROBLEMS
ANTICIPATED. WHICH BRINGS US TO SATURDAY NIGHT. THE MODEL GUIDANCE
SHOWS A MORE SOUTHWARD TREND WITH THE REMNANTS OF BILL ON SATURDAY
NIGHT...WITH THE NAM ACTUALLY HOLDING ONTO A SFC LOW THAT MOVES S OF
THE OH RIVER. THE NAM AND GFS BOTH BRING A SHORT WAVE TROF ACROSS
THE REGION SATURDAY NIGHT. IF THIS WERE TO COME TO PASS...THEN SOME
WEAKLY ORGANIZED CONVECTION COULD MOVE ACROSS THE TN VALLEY THRU THE
EARLY EVENING AND MOVE INTO THE NC MTNS AFTER 00Z SUNDAY. HARD TO
SAY IF THERE WOULD BE ANY SIGNIFICANT SEVERE WEATHER THREAT WITH
THIS ACTIVITY...DUE TO UNCERTAINTY OVER ORGANIZATION. ALSO HARD TO
SAY IF IT WOULD CROSS THE MTNS OVERNIGHT...BUT THE NAM SUGGESTS NOT
IN ANY GREAT CAPACITY AS THE SFC BASED CAPE WILL BE ALL BUT USED UP
BY THE TIME THE CONVECTION WOULD ARRIVE FROM THE W. NEVERTHELESS...
THE MODELS SUGGEST HOLDING ONTO A GOOD CHANCE OF PRECIP OVER THE NC
MTNS OVERNIGHT...AND BRIEFLY KILLING OFF THE ACTIVITY E OF THE MTNS
BEFORE INCREASING IT A BIT TOWARD DAYBREAK. A BOUNDARY OF SORTS
WOULD CROSS THE FCST AREA EARLY IN THE DAY ON SUNDAY WITH SOME LOW
END PRECIP CHANCES...THEN BY AFTERNOON MOST OF THE FCST AREA WOULD
BE UNDER A FAIRLY DEEP WNW FLOW THAT WOULD BE LESS THAN FAVORABLE
FOR CONVECTION OUTSIDE THE MTNS NEAR THE TN BORDER. TEMPS WOULD
REBOUND A CATEGORY WARMER WITH THE WEAK DOWNSLOPE FLOW E OF THE MTNS
SUNDAY AFTERNOON...AND THE LACK OF CONVECTION.

&&

.LONG TERM /SUNDAY NIGHT THROUGH THURSDAY/...
AS OF 130 PM THU...FAST AND NEARLY ZONAL UPPER FLOW WILL BE IN PLACE
AT THE START OF THE MEDIUM RANGE PERIOD. A CLOSED UPPER RIDGE WILL
BE CENTERED OVER THE SOUTHERN PLAINS...GRADUALLY PUSHING EWD THRU
THE EARLY WEEK AND AMPLIFYING THE PATTERN SLIGHTLY. MEAN SOUTHWEST
SFC FLOW WILL CONTINUE INTO THE CWFA AROUND BERMUDA HIGH PRESSURE.
RATHER ORDINARY DIURNAL CONVECTION IS INITIALLY EXPECTED TO DEVELOP
MONDAY AS A RESULT. HOWEVER A WEAK SHORTWAVE WILL SWING ACRS THE
AREA MON AFTN OR NIGHT. WHILE THE BETTER ENERGY WILL BE TO OUR
NORTH...THE GFS DOES DEVELOP SOME QPF RESPONSE PAST THE DIURNAL PEAK
OVER WRN NC. FLOW IN THE WAKE OF THE WAVE WILL BE A BIT MORE
WESTERLY ON TUE...BUT THIS MAY CONTINUE TO ENHANCE DIURNAL
CONVECTION VIA UPSLOPE NEAR THE TENN BORDER. THE AMPLIFYING PATTERN
PUTS OUR AREA MORE UNDER THE INFLUENCE OF SHORTWAVES ROUNDING THE
RIDGE TO OUR WEST TUE NIGHT OR WED...AND A WEAK COLD FRONT SAGS INTO
THE AREA THEREAFTER. A WEAK SFC WAVE MAY DEVELOP NEAR THE COAST AS
IT DOES SO...THANKS TO THE CYCLONIC FLOW ALOFT.

TEMPS WILL REMAIN HOT...WITH 850 AND 1000 MB TEMPS UPWARDS OF 2 STD
DEV ABOVE CLIMO PER NAEFS. WILL CONTINUE TO FORECAST MAX TEMPS IN
THE UPPER 90S EACH AFTN. THE FRONT MAY BRING A BRIEF PERIOD OF
COOLER TEMPS BEFORE THE FRONT WASHES OUT AND/OR THE AIRMASS
MODIFIES...BUT CONFIDENCE IS LOW ON WHICH DAY THIS MAY OCCUR. BY
COOLER...WE ARE STILL TALKING SEVERAL DEGREES ABOVE CLIMO.

&&

.AVIATION /21Z THURSDAY THROUGH TUESDAY/...
AT KCLT...VFR WILL PREVAIL THROUGH THE PERIOD WITH THE EXCEPTION OF
POSSIBLE PULSE CONVECTION THIS AFTERNOON YIELDING MVFR CONDITIONS.
INITIALIZED TAF WITH LOW VFR CU AND LIGHT SW FLOW.  EARLIER TEMPO
WAS CARRIED OVER TO ACCOUNT FOR MVFR CONVECTIVE RESTRICTIONS WITH
VRB GUSTS.  MUCH LIKE YESTERDAY...SOUNDINGS ARE FAVORABLE FOR
MICROBURST POTENTIAL THUS THIS WOULD BE THE PRIMARY THREAT TO THE
AIRFIELD IF ANY STRONGER/DEEPER CELLS MOVE NEARBY.
OTHERWISE...WINDS WILL CALM UNDER A SCT/BKN HIGH LEVEL DECK THROUGH
THE OVERNIGHT BEFORE LIGHT SW WINDS AND SCT LOW VFR CU PREVAILS BY
LATE MORNING FRIDAY.

ELSEWHERE...MUCH THE SAME AS KCLT ABOVE WITH VFR PREVAILING THROUGH
THE AFTERNOON/EVENING WITH THE EXCEPTION OF POSSIBLE MVFR TSRA
RESTRICTIONS.  THUS...WHERE PROBS ARE GREATEST ACROSS THE NC
SITES...TEMPO GROUPS WHERE INCLUDED...WITH VCTS BEING THE PRIMARY
WEATHER MENTION AT THE SC SITES.  AS MENTIONED ABOVE...MICROBURST
POTENTIAL IS ELEVATED THUS THIS WOULD BE THE PRIMARY SVR WEATHER
CONCERN.  CONDITIONS WILL IMPROVE AFTER SUNSET WITH ALL SITES BEING
DRY AFTER 02-03Z UNDER BKN/SCT HIGH LEVEL CLOUDS.  GOING WITH
PERSISTENCE...OPTED TO CONTINUE PREVIOUS TAF MENTION OF MVFR/IFR FOG
AND PERHAPS CIGS AT KAVL AS THE MTN VALLEYS HAVE BEEN PRONE TO SUCH
OVER MORNINGS PAST.  BEYOND THAT...EXPECTING LIGHT NW FLOW AT KAVL
WHILE FLOW REMAINS BACKED SW AT ALL OTHER SITES THROUGH THE LATE
MORNING HOURS WITH LOW VFR CU DEVELOPING.

OUTLOOK...NEAR NORMAL COVERAGE OF AFTN CONVECTION IS EXPECTED INTO
THE WEEKEND WITH SCT COVERAGE OVER THE MTNS AND ISOLATED OVER THE
PIEDMONT. MORNING RESTRICTIONS DUE TO FOG AND/OR STRATUS ARE
POSSIBLE...PARTICULARLY WHERE HEAVY RAIN FELL THE PREVIOUS DAY...AND
IN MTN VALLEYS.

CONFIDENCE TABLE...

            20-02Z        02-08Z        08-14Z        14-18Z
KCLT       HIGH 100%     HIGH 100%     HIGH  91%     HIGH 100%
KGSP       HIGH 100%     HIGH 100%     MED   74%     HIGH 100%
KAVL       HIGH 100%     HIGH  91%     MED   72%     HIGH  91%
KHKY       HIGH 100%     HIGH 100%     HIGH  91%     HIGH 100%
KGMU       HIGH 100%     HIGH 100%     HIGH  91%     HIGH 100%
KAND       HIGH 100%     HIGH 100%     MED   74%     HIGH 100%

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

&&

.CLIMATE...
RECORD MAXIMUM TEMPERATURES FOR THURSDAY JUNE 18TH...

 GSP  101 1887
 CLT   99 1944
 AVL   94 1944

RECORD MAXIMUM TEMPERATURES FOR FRIDAY JUNE 19TH...

 GSP  103 1887
 CLT  102 1944
 AVL   92 1931/1933

&&

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

&&

SYNOPSIS...WIMBERLEY
NEAR TERM...CDG/JAT
SHORT TERM...PM
LONG TERM...WIMBERLEY
AVIATION...CDG
CLIMATE...
Hazardous weather outlook, Jun 18, 5:44 AM EDT, 12 hours 43 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
544 AM EDT THU JUN 18 2015

GAZ010-017-NCZ033-035-048>053-056-058-059-062>065-501>507-509-
SCZ001>003-190945-
RABUN-HABERSHAM-AVERY-ALEXANDER-MADISON-YANCEY-MITCHELL-SWAIN-
HAYWOOD-BUNCOMBE-CATAWBA-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CALDWELL MOUNTAINS-
GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-
EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-POLK MOUNTAINS-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
544 AM EDT THU JUN 18 2015

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

.DAY ONE...TODAY AND TONIGHT.

SCATTERED SHOWERS AND THUNDERSTORMS WILL DEVELOP THIS AFTERNOON
OVER THE MOUNTAINS OF THE WESTERN CAROLINAS AND NORTHEAST
GEORGIA...AND THE NORTHERN FOOTHILLS OF NORTH CAROLINA. WHILE THE
PRIMARY THREATS WILL BE FROM FREQUENT CLOUD TO GROUND LIGHTNING
AND LOCALLY HEAVY RAINFALL...A FEW STORMS WILL BECOME BRIEFLY
SEVERE...PRODUCING LOCALIZED DAMAGING WINDS AND POSSIBLY LARGE
HAIL.

.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...

NONE.

GAZ018-026-028-029-NCZ036-037-057-068>072-082-508-510-SCZ004>014-019-
190945-
STEPHENS-FRANKLIN-HART-ELBERT-IREDELL-DAVIE-ROWAN-CLEVELAND-LINCOLN-
GASTON-MECKLENBURG-CABARRUS-UNION-GREATER RUTHERFORD-EASTERN POLK-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-CHESTER-GREENWOOD-
544 AM EDT THU JUN 18 2015

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

.DAY ONE...TODAY AND TONIGHT.

TEMPERATURES IN THE MID TO UPPER 90S AND MODERATE LEVELS OF
HUMIDITY WILL AGAIN RESULT IN HEAT INDEX VALUES OF 99 TO 104 THIS
AFTERNOON ACROSS MUCH OF NORTHEAST GEORGIA...UPSTATE SOUTH
CAROLINA...AND THE NORTH CAROLINA PIEDMONT. STAY IN AN AIR-
CONDITIONED AREA AND OUT OF THE SUN AS MUCH AS POSSIBLE. IF YOU DO
GO OUTSIDE...DRINK PLENTY OF FLUIDS...AND WEAR LIGHT COLORED AND
LOOSE FITTING CLOTHING.

IN ADDITION...ISOLATED TO WIDELY SCATTERED SHOWERS AND
THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON. WHILE THE
PRIMARY THREATS WILL BE FROM FREQUENT CLOUD TO GROUND LIGHTNING
AND LOCALLY HEAVY RAINFALL...A COUPLE OF STORMS COULD BECOME
BRIEFLY SEVERE...PRODUCING LOCALIZED DAMAGING WINDS AND POSSIBLY
LARGE HAIL.

.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...

NONE.

LANE

In the hours before

Special weather statement, Jun 18, 4:50 PM EDT, 1 hour 37 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
450 PM EDT THU JUN 18 2015

SCZ010-182115-
ANDERSON SC-
450 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF CENTRAL ANDERSON
COUNTY UNTIL 515 PM EDT...

AT 450 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 6
MILES SOUTHWEST OF ANDERSON...OR NEAR ANDERSON AIRPORT...MOVING
NORTHEAST AT 15 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
ANDERSON...HOMELAND PARK...NORTHLAKE...ANDERSON AIRPORT...LAKE
HARTWELL...BELTON...SADLERS CREEK STATE PARK...SANDY SPRINGS AND
BROADWAY LAKE.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3435 8281 3442 8285 3443 8285 3443 8286
      3446 8286 3446 8287 3447 8287 3448 8289
      3450 8290 3469 8263 3446 8246
TIME...MOT...LOC 2050Z 238DEG 12KT 3448 8275

MOORE
Local storm report, Jun 18, 5:02 PM EDT, 1 hour 25 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
502 PM EDT THU JUN 18 2015

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

0420 PM     TSTM WND DMG     6 WSW HARTWELL          34.32N 83.02W
06/18/2015                   HART               GA   COUNTY OFFICIAL

            SEVERAL TREES DOWN ON FRANK KELLEY ROAD BLOCKING THE
            ROAD. TREE ALSO DOWN ON AIRLINE GOLDMINE RD.

&&

MOORE
Local storm report, Jun 18, 5:26 PM EDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
526 PM EDT THU JUN 18 2015

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

0415 PM     TSTM WND DMG     5 NNE DYSARTSVILLE      35.67N 81.83W
06/18/2015                   BURKE              NC   BROADCAST MEDIA

            SEVERAL TREES DOWN NEAR INTERSECTION OF MORNING STAR
            CHURCH RD AND TALLENT RD.

&&

MOORE
Local storm report, Jun 18, 5:42 PM EDT, 45 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
542 PM EDT THU JUN 18 2015

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

0415 PM     TSTM WND DMG     5 NNE DYSARTSVILLE      35.67N 81.83W
06/18/2015                   BURKE              NC   BROADCAST MEDIA

            MULTIPLE TREES DOWN AT THE INTERSECTION OF MORNING STAR
            CHURCH ROAD AND TALLENT ROAD.

0417 PM     TSTM WND DMG     3 SSW GLEN ALPINE       35.69N 81.81W
06/18/2015                   BURKE              NC   SOCIAL MEDIA

            A TREE THAT WAS A FOOT IN DIAMETER FELL NEAR THE
            INTERSECTION OF VALLEY TRAIL ROAD AND JAMESTOWN ROAD.

&&

OUTLAW
Special weather statement, Jun 18, 5:48 PM EDT, 39 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
548 PM EDT THU JUN 18 2015

SCZ001-182215-
OCONEE MOUNTAINS SC-
548 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF WEST CENTRAL OCONEE
COUNTY UNTIL 615 PM EDT...

AT 548 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 8
MILES WEST OF WALHALLA...MOVING EAST AT 15 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THIS
STORM.

LOCATIONS IMPACTED INCLUDE...
WALHALLA...OCONEE STATE PARK...LONG CREEK AND MOUNTAIN REST.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3482 8330 3482 8327 3485 8327 3484 8325
      3486 8324 3491 8309 3470 8303 3469 8306
      3465 8326 3472 8332
TIME...MOT...LOC 2148Z 253DEG 11KT 3477 8321

MOORE
Special weather statement, Jun 18, 6:03 PM EDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
603 PM EDT THU JUN 18 2015

SCZ005-006-010-182245-
GREATER PICKENS SC-GREATER GREENVILLE SC-ANDERSON SC-
603 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF EAST CENTRAL
PICKENS...EAST CENTRAL GREENVILLE AND NORTHEASTERN ANDERSON COUNTIES
UNTIL 645 PM EDT...

AT 602 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 5
MILES SOUTH OF EASLEY...MOVING NORTHEAST AT 10 MPH.

PEA SIZE HAIL AND WIND GUSTS UP TO 40 MPH WILL BE POSSIBLE WITH THIS
STORM.

OTHER STRONG STORMS WERE DEVELOPING NEAR DOWNTOWN GREENVILLE AND
NEAR PIEDMONT. THESE STORMS WERE ALSO MOVING SLOWLY TO THE EAST
NORTHEAST AT 10 MPH.

LOCATIONS IMPACTED INCLUDE... GREENVILLE
DOWNTOWN...MAULDIN...TAYLORS...EASLEY...GREENVILLE
EASTSIDE...BEREA...FIVE FORKS...WELCOME...POWDERVILLE AND PIEDMONT.

THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR LOCAL RADIO AND
TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...FOR ADDITIONAL
INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.

LAT...LON 3463 8264 3478 8271 3500 8229 3487 8222
      3485 8223 3485 8222 3476 8217
TIME...MOT...LOC 2202Z 246DEG 9KT 3475 8261

MOORE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 2:11 PM EDTSpecial Weather StatementGSPGreenville34 min
Jun 18, 3:23 PM EDTSevere Thunderstorm WarningGSPGreenville, Oconee, Pickens52 min
Jun 18, 4:14 PM EDTSevere Thunderstorm WarningGSPAnderson34 min
Jun 18, 4:50 PM EDTSpecial Weather StatementGSPAnderson25 min
Jun 18, 5:20 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville25 min
Jun 18, 5:29 PM EDTSevere Thunderstorm WarningGSPGreenwood, Laurens46 min
Jun 18, 5:48 PM EDTSpecial Weather StatementGSPOconee27 min
Jun 18, 6:03 PM EDTSpecial Weather StatementGSPGreenville42 min
Jun 18, 6:08 PM EDTSevere Thunderstorm WarningGSPAnderson, Greenville52 min
Jun 18, 6:28 PM EDTSpecial Weather StatementGSPOconee32 min
Jun 18, 7:19 PM EDTSevere Thunderstorm WarningGSPYork41 min
Jun 18, 7:21 PM EDTSpecial Weather StatementGSPUnion24 min
Jun 18, 7:24 PM EDTSpecial Weather StatementGSPPickens36 min
Jun 18, 7:32 PM EDTSpecial Weather StatementGSPPickens43 min
Jun 18, 7:37 PM EDTSevere Thunderstorm WarningGSPAnderson38 min
Jun 18, 7:53 PM EDTSpecial Weather StatementGSPUnion37 min

Nearby

Severe Thunderstorm Warnings in South 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.