Alert archive / South Carolina / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 92, NWS Greenville-Spartanburg, SC

June 18, 2015Anderson County, South Carolina; Hart County, Georgia

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at Jun 18, 2015, 7:37 PM EDT for Anderson County, South Carolina; Hart County, Georgia. It was in force for 38 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
Jun 18, 2015, 7:37 PM EDT (23:37 UTC)
Expired
Jun 18, 2015, 8:15 PM EDT
In force
38 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

Counties Hart County, GA, Anderson County, SC

The radar

The Greer radar (KGSP), 84 km from the middle of the area, began a volume at 23:40 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, 7:43 PM EDTHAIL 15 Se Townville, SCPORTMAN MARINA HAD BRIEF QUARTER SIZED HAIL AND STRONG WIND. WIND WAS NOT STRONG ENOUGH TO CAUSE DAMAGE IN THEIR IMMEDIATE AREA.

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 one storm report to this severe thunderstorm warning; the first came 6 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.6 hours before the alert went out and 185 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 12:00Z on 2015-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1028 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, Peachtre/Fal Fld, GA at 12:00Z on 2015-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 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
1028 J/kg
Mixed-layer CIN
-79 J/kg
Mixed-layer LCL
1226 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
54 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.

894 
WUUS52 KGSP 182337
SVRGSP
GAC147-SCC007-190015-
/O.NEW.KGSP.SV.W.0092.150618T2337Z-150619T0015Z/

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

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL HART COUNTY IN NORTHEASTERN GEORGIA...
  SOUTHWESTERN ANDERSON COUNTY IN UPSTATE SOUTH CAROLINA...

* UNTIL 815 PM EDT

* AT 737 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 10 MILES NORTHEAST OF HARTWELL...
  OR NEAR LAKE HARTWELL...AND MOVING EAST AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HARTWELL...HOMELAND PARK...NORTHLAKE...REED CREEK...STARR...
  ANDERSON AIRPORT...LAKE HARTWELL...SADLERS CREEK STATE PARK...SANDY
  SPRINGS AND ANDERSON.

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.

LAKE HARTWELL IS IN THE PATH  OF THIS THIS STORM. BOATERS SHOULD 
SEEK IMMEDIATE SHELTER ONSHORE.

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 3439 8310 3441 8310 3443 8309 3448 8301
      3449 8298 3465 8271 3439 8259 3429 8296
TIME...MOT...LOC 2337Z 250DEG 8KT 3447 8283 

$$

RWH
1 follow-up statement
618 
WWUS52 KGSP 182351
SVSGSP

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

GAC147-190001-
/O.CAN.KGSP.SV.W.0092.000000T0000Z-150619T0015Z/
HART GA-
751 PM EDT THU JUN 18 2015

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL HART COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3437 8284 3438 8284 3444 8286 3448 8288
      3449 8291 3448 8292 3449 8294 3448 8295
      3448 8299 3465 8271 3439 8259 3434 8279
TIME...MOT...LOC 2351Z 248DEG 10KT 3450 8286 

$$

SCC007-190015-
/O.CON.KGSP.SV.W.0092.000000T0000Z-150619T0015Z/
ANDERSON SC-
751 PM EDT THU JUN 18 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR SOUTHWESTERN ANDERSON COUNTY...

AT 751 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 11 MILES NORTHEAST OF HARTWELL...OR NEAR
LAKE HARTWELL...MOVING EAST AT 10 MPH.

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

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.

LAKE HARTWELL IS IN THE PATH  OF THIS THIS STORM. BOATERS SHOULD 
SEEK IMMEDIATE SHELTER ONSHORE.

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 3437 8284 3438 8284 3444 8286 3448 8288
      3449 8291 3448 8292 3449 8294 3448 8295
      3448 8299 3465 8271 3439 8259 3434 8279
TIME...MOT...LOC 2351Z 248DEG 10KT 3450 8286 

$$

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, 7:13 PM EDT, 24 minutes earlier.

Area forecast discussion, Jun 18, 7:13 PM EDT, 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
713 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/...
2315 UTC UPDATE...SKY COVER WAS UPDATED PER SATELLITE IMAGERY. POPS
AND QPF WERE ADJUSTED PER RADAR TRENDS...REFLECTING A GRADUAL
EASTWARD SHIFT IN ACTIVITY INTO THE PIEDMONT. WINDS WERE UPDATED
WITH A BLEND OF THE LATEST NAM AND ADJMAV...WITH ONLY MODEST GUSTS
DURING DAYLIGHT HOURS.

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 /23Z THURSDAY THROUGH TUESDAY/...
AT KCLT...CONVECTIVE ACTIVITY AND ASSOCIATED RESTRICTIONS REMAIN
POSSIBLE THIS EVENING.  A FEW GUIDANCE MEMBERS HINT AT LOW VFR FOG
AT DAYBREAK...BUT A GUIDANCE CONSENSUS DOES NOT. A LOW VFR CIG IS
POSSIBLE THIS EVENING AND AGAIN FRIDAY AFTERNOON WITH CONVECTION.
LIGHT WINDS WILL FAVOR THE SW.

ELSEWHERE...EVENING CONVECTIVE CHANCES WILL BE BEST AT KGSP AND KGMU
EARLY THIS EVENING. GUIDANCE FAVORS DAYBREAK FOG RESTRICTIONS AT ALL
SITES BUT KGSP AND KGMU. RESTRICTIONS COULD BE QUITE DIRE AT KAVL.
GUIDANCE ONLY FAVORS LOW VFR CIGS THIS EVENING AND AGAIN FRIDAY
AFTERNOON WITH CONVECTIVE DEBRIS...BUT IF FOG GET BAD AT KAVL...AN
IFR OR LIFR CIG MAY OCCUR THERE. WINDS WILL FAVOR THE WEST OR SW AT
SC SITES...AND THE NW AT KAVL AND KHKY.

OUTLOOK...AFTN CONVECTION IS EXPECTED INTO SATURDAY...WITH A
DECREASE AT KCLT AND THE SC SITES EARLY NEXT WEEK. MORNING
RESTRICTIONS DUE TO FOG AND/OR STRATUS ARE POSSIBLE...PARTICULARLY
WHERE HEAVY RAIN FELL THE PREVIOUS DAY...AND IN MTN VALLEYS.

CONFIDENCE TABLE...

            23-05Z        05-11Z        11-17Z        17-18Z
KCLT       HIGH 100%     HIGH 100%     HIGH 100%     HIGH 100%
KGSP       HIGH 100%     HIGH 100%     HIGH 100%     HIGH 100%
KAVL       HIGH 100%     HIGH 100%     HIGH  95%     HIGH 100%
KHKY       HIGH 100%     HIGH 100%     HIGH 100%     HIGH 100%
KGMU       HIGH 100%     HIGH 100%     HIGH 100%     HIGH 100%
KAND       HIGH 100%     HIGH 100%     HIGH 100%     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...JAT
CLIMATE...
Hazardous weather outlook, Jun 18, 5:44 AM EDT, 13 hours 53 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

Local storm report, Jun 18, 6:55 PM EDT, 42 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
655 PM EDT THU JUN 18 2015

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

0542 PM     TSTM WND DMG     BATESVILLE              34.75N 83.61W
06/18/2015                   HABERSHAM          GA   911 CALL CENTER

            POWER LINE DOWN AND TREE BLOWN DOWN NEAR BATESVILLE.

&&

MOORE
Special weather statement, Jun 18, 7:01 PM EDT, 36 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
701 PM EDT THU JUN 18 2015

NCZ057-072-082-182330-
ROWAN NC-UNION NC-CABARRUS NC-
701 PM EDT THU JUN 18 2015

...A LINE OF STRONG THUNDERSTORMS WILL IMPACT PORTIONS OF
SOUTHEASTERN ROWAN...EASTERN UNION AND CENTRAL CABARRUS COUNTIES
UNTIL 730 PM EDT...

AT 701 PM EDT...DOPPLER RADAR WAS TRACKING A LINE OF STRONG
THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES NORTHWEST OF BADIN
LAKE TO 10 MILES EAST OF DOWNTOWN CONCORD TO 5 MILES NORTHEAST OF
MONROE...AND MOVING EAST AT 15 MPH.

DIME SIZE HAIL AND WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH
THESE STORMS.

LOCATIONS IMPACTED INCLUDE...
MONROE...DOWNTOWN CONCORD...UNIONVILLE...WINGATE...MARSHVILLE...MT
PLEASANT...STURDIVANTS...FAIRVIEW IN UNION COUNTY...MIDLAND AND
ROCKWELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

GUSTY WINDS CAN BLOW DOWN TREES THAT ARE DEAD...OR THAT HAVE WEAKENED
ROOT SYSTEMS. OUTDOOR FURNITURE AND SIMILAR ITEMS CAN BE TOSSED
AROUND IF NOT ANCHORED. SEEK SHELTER INDOORS.

DIME TO NICKEL SIZE HAIL CAN CAUSE CONSIDERABLE DAMAGE TO VEHICLES.
CONSIDER MOVING VEHICLES TO A COVERED STORAGE AREA BEFORE THE STORM
ARRIVES.

FREQUENT LIGHTNING IS OCCURRING WITH THESE STORMS. IF OUTDOORS...TRY
TO GET INDOORS OR INTO A HARD TOPPED VEHICLE. OTHERWISE...STAY AWAY
FROM OPEN AREAS AND ISOLATED HIGH OBJECTS SUCH AS TREES. WHEN
INDOORS...STAY AWAY FROM WINDOWS AND DOORS AND AVOID USING WIRED
ELECTRONIC DEVICES. TRY TO UNPLUG UNNECESSARY APPLIANCES BEFORE THE
STORMS APPROACH.

&&

LAT...LON 3550 8030 3519 8051 3516 8044 3518 8037
      3517 8036 3519 8028 3489 8031 3490 8063
      3516 8061 3521 8055 3523 8060 3535 8059
      3558 8037 3562 8025 3558 8021 3555 8021
      3551 8018
TIME...MOT...LOC 2301Z 249DEG 13KT 3552 8029 3538 8041 3505 8047

RWH
Special weather statement, Jun 18, 7:21 PM EDT, 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
721 PM EDT THU JUN 18 2015

SCZ007-008-013-182345-
SPARTANBURG SC-CHEROKEE SC-UNION SC-
721 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHWESTERN
UNION...SOUTHEASTERN SPARTANBURG AND SOUTH CENTRAL CHEROKEE COUNTIES
UNTIL 745 PM EDT...

AT 720 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 11
MILES WEST OF UNION...OR 6 MILES SOUTH OF CROFT STATE PARK...MOVING
EAST AT 15 MPH.

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

LOCATIONS IMPACTED INCLUDE...
UNION...PACOLET...MONARCH MILL...BUFFALO...JONESVILLE...PACOLET
MILLS...CROFT STATE PARK AND PAULINE.

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 3467 8187 3485 8193 3497 8163 3471 8154
TIME...MOT...LOC 2320Z 253DEG 12KT 3479 8182

MOORE
Special weather statement, Jun 18, 7:24 PM EDT, 13 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
724 PM EDT THU JUN 18 2015

SCZ002-003-005-006-190000-
GREATER PICKENS SC-PICKENS MOUNTAINS SC-GREATER GREENVILLE SC-
GREENVILLE MOUNTAINS SC-
724 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHERN PICKENS AND
NORTHWESTERN GREENVILLE COUNTIES UNTIL 800 PM EDT...

AT 723 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 4
MILES NORTH OF PICKENS...MOVING EAST AT 15 MPH.

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

LOCATIONS IMPACTED INCLUDE...
PICKENS...EASLEY...BEREA...TRAVELERS REST...SLATER-MARIETTA...
PLEASANT RIDGE STATE PARK...FURMAN UNIVERSITY...TABLE ROCK STATE
PARK...JOCASSEE GORGES AND CHERRYDALE POINT.

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 3480 8279 3498 8291 3514 8249 3488 8239
TIME...MOT...LOC 2323Z 253DEG 12KT 3494 8273

MOORE
Special weather statement, Jun 18, 7:32 PM EDT, 5 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
732 PM EDT THU JUN 18 2015

SCZ004-005-010-190015-
GREATER PICKENS SC-GREATER OCONEE SC-ANDERSON SC-
732 PM EDT THU JUN 18 2015

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF EAST CENTRAL
OCONEE...SOUTHERN PICKENS AND NORTHERN ANDERSON COUNTIES UNTIL 815 PM
EDT...

AT 732 PM EDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
CLEMSON...MOVING EAST AT 15 MPH.

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

LOCATIONS IMPACTED INCLUDE...
EASLEY...CLEMSON...POWDERVILLE...PIEDMONT...CENTRAL...PENDLETON...
LIBERTY...NORRIS...SIX MILE AND LAKE HARTWELL.

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 3456 8286 3478 8292 3486 8249 3483 8249
      3483 8248 3482 8249 3480 8246 3474 8246
      3472 8247 3471 8246 3471 8247 3468 8246
      3467 8247 3466 8247
TIME...MOT...LOC 2332Z 253DEG 12KT 3467 8281

MOORE
Local storm report, Jun 18, 7:33 PM EDT, 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
733 PM EDT THU JUN 18 2015

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

0625 PM     TSTM WND DMG     N MAULDIN               34.79N 82.30W
06/18/2015                   GREENVILLE         SC   LAW ENFORCEMENT

            POWER LINES DOWN IN ROADWAY AT INTERSECTION OF HOLLAND
            ROAD AND BRIDGES ROAD. PART OF A TREE BLOWN DOWN IN FIVE
            FORKS AREA. TREE IN ROADWAY AT INTERSECTION OF AUGUSTA
            ROAD AND FAIRFIELD ROAD. TRAFFIC LIGHTS AT WOODRUFF ROAD
            AND SCUFFLETOWN ROAD BECAME DEFECTIVE WHEN STORM WENT
            THROUGH.

&&

OUTLAW

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, 6:27 PM EDTSevere Thunderstorm WarningGSPChester48 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, 7:53 PM EDTSpecial Weather StatementGSPUnion37 min
Jun 18, 1:58 PM EDTSevere Thunderstorm WarningGSPHabersham, Rabun32 min
Jun 18, 4:05 PM EDTSpecial Weather StatementGSPHart40 min
Jun 18, 4:43 PM EDTSpecial Weather StatementGSPStephens47 min
Jun 18, 5:33 PM EDTSevere Thunderstorm WarningGSPHabersham, Rabun42 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2015Severe Thunderstorm Warnings in Georgia, 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.