Alert archive / North Carolina / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 164, NWS Greenville-Spartanburg, SC

May 14, 2012Cleveland County, North Carolina

NWS Greenville-Spartanburg, SC issued this severe thunderstorm warning at May 14, 2012, 7:24 PM EDT for Cleveland County, North Carolina. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 14, 2012, 7:24 PM EDT (23:24 UTC)
Expired
May 14, 2012, 8:02 PM EDT
In force
38 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon

County Cleveland County, NC

The radar

The Greer radar (KGSP), 87 km from the middle of the area, began a volume at 23:27 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.

Did it verify

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

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, 11.4 hours before the alert went out and 163 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 2012-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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 2012-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 square meters per square second.193958Sfc1 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
26 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
160 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.

827 
WUUS52 KGSP 142324
SVRGSP
NCC045-150015-
/O.NEW.KGSP.SV.W.0164.120514T2324Z-120515T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
724 PM EDT MON MAY 14 2012

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL CLEVELAND COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 815 PM EDT

* AT 719 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
  LAWNDALE...OR 6 MILES NORTH OF SHELBY...AND MOVING NORTHEAST AT 10
  MPH.

* THE SEVERE THUNDERSTORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL
  CLEVELAND COUNTY...INCLUDING THE FOLLOWING LOCATIONS FALLSTON AND
  WACO.

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.

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

&&

LAT...LON 3545 8147 3541 8145 3534 8138 3526 8159
      3542 8169 3550 8150
TIME...MOT...LOC 2323Z 241DEG 8KT 3538 8154

$$
LANE
2 follow-up statements
568 
WWUS52 KGSP 142350
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
750 PM EDT MON MAY 14 2012

NCC045-150015-
/O.CON.KGSP.SV.W.0164.000000T0000Z-120515T0015Z/
CLEVELAND NC-
750 PM EDT MON MAY 14 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL
CLEVELAND COUNTY UNTIL 815 PM EDT...

AT 743 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 5 MILES SOUTHEAST OF LAWNDALE...OR 6
MILES NORTHEAST OF SHELBY...MOVING EAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
  WACO.

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.

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

&&

LAT...LON 3541 8145 3534 8138 3533 8151 3540 8155
      3544 8149 3545 8147
TIME...MOT...LOC 2349Z 269DEG 16KT 3537 8145

$$
LANE
790 
WWUS52 KGSP 150002
SVSGSP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
802 PM EDT MON MAY 14 2012

NCC045-150012-
/O.CAN.KGSP.SV.W.0164.000000T0000Z-120515T0015Z/
CLEVELAND NC-
802 PM EDT MON MAY 14 2012

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL CLEVELAND COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LEVELS.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THUNDERSTORMS 
OVER THE SOUTHERN HALF OF CLEVELAND COUNTY.

LAT...LON 3541 8145 3534 8138 3533 8151 3540 8155
      3544 8149 3545 8147
TIME...MOT...LOC 0002Z 269DEG 16KT 3537 8138

$$
LANE

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 May 14, 5:59 PM EDT, 1 hour 25 minutes earlier.

Area forecast discussion, May 14, 5:59 PM EDT, 1 hour 25 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
559 PM EDT MON MAY 14 2012

.SYNOPSIS...
SLOW MOVING LOW PRESSURE AND AN ASSOCIATED COLD FRONT WILL CONTINUE
TO MOVE EAST ACROSS THE AREA TONIGHT. ANOTHER WEAK COLD FRONT WILL
CROSS THE AREA WEDNESDAY...HIGH PRESSURE WILL THEN BUILD IN FROM THE
NORTH AND REMAIN INTO THE WEEKEND.

&&

.NEAR TERM /THROUGH TUESDAY/...
AS OF 545 PM...A FLASH FLOOD WATCH HAS BEEN POSTED ACROSS MUCH OF
WRN NC. TSTMS DRIVEN BY A PASSING UPPER SHORTWAVE AND MOUNTAIN
CONVERGENCE/UPSLOPE WILL STEER EASTWARD ACROSS THE FOOTHILLS AND
PIEDMONT THROUGH THE EVENING HOURS. FFG VALUES ARE INCREDIBLY LOW IN
THE NC FOOTHILLS AND PIEDMONT DUE TO ABUNDANT RAINFALL OVER THE PAST
24 HOURS. THE TSTM RAINFALL RATES SHOULD BE SUFFICIENT TO PRODUCE
FLASH FLOODING IN SOME LOCATIONS. THE WATCH WILL REMAIN UP OVERNIGHT
FOR POSSIBLE LINGERING HIGH WATER LEVELS...BUT IT MAY BE ABLE TO BE
CLEARED EARLY IF THE TSTMS LARGELY END THIS EVENING.

OTHERWISE...A POSITIVELY TILTED UPPER TROUGH WILL REMAIN WEST OF THE
AREA THROUGH TUE WITH A SERIES OF WEAK VORTS LINED UP TO CROSS THE
AREA. A MOIST AIRMASS WILL REMAIN IN PLACE...SO THERE WILL BE MORE
IN THE WAY OF SHOWERS AND THUNDDERSTORMS TO DEAL WITH.

FOR THE OVERNIGHT...A WEAK SHORT WAVE WILL MOVE EAST OF THE AREA
THIS EVENING AND WITH LOSS OF DAYTIME HEATING WOULD EXPECT THAT
SHOWERS/STORMS WILL DIMINISH BY MIDNIGHT TO ISOLATED TO WIDELY
SCATTERED. WITH ABUNDANT LOW LEVEL MOISTURE...WIDESPREAD LOW
CLOUDINESS AND FOG SHOULD EASILY DEVELOP LATE TONIGHT OVER MOST
AREAS.

ON TUE...THE DAY WILL BEGIN CLOUDY WITH A CONTINUED LULL IN SHOWER
ACTIVITY. HOWEVER...WITH A LITTLE MORE OF A SW COMPONENT TO THE WIND
FIELD THE LOW CLOUDINESS SHOULD GIVE WAY TO PARTLY CLOUDY CONDITIONS
BY MIDDAY. WITH THE INSOLATION AND THE APPROACH OF ANOTHER WEAK
SHORT WAVE...SCATTERED COVERAGE OF SHOWERS/THUDNERSTORMS SHOULD
DEVELOP DURING THE AFTERNOON HOURS.

FOR TEMPERATURES...WENT ABOVE GUIDANCE FOR MIN TEMPS TONIGHT AS HIGH
DEWPOINTS SHOULD KEEP TEMPS UP. USED A GUIDANCE BLEND FOR MAX TEMPS
ON TUE WHICH CALLS FOR TEMPS TO TOP OUT NEAR CLIMO.

&&

.SHORT TERM /TUESDAY NIGHT THROUGH THURSDAY NIGHT/...
AS OF 215 PM MONDAY...ON WEDNESDAY...THE AXIS OF A H5 TROF WILL
SLOWLY DRIFT EAST ACROSS THE FORECAST AREA ON WEDNESDAY. AT THE
SFC...A LEE TROF WILL LIKELY DEVELOP AS THE MID LEVEL TROF PASSES
AND LLVL WINDS REMAIN NORTHWEST AND DOWNSLOPE ACROSS THE EAST FACING
SLOPES OF THE MTNS. GFS AND NAM FORECAST SOUNDINGS INDICATE MILD
TEMPS BETWEEN H8 TO H6 WITH VERY SHALLOW MID LEVEL LAPSE RATES.
AFTERNOON CAPE VALUES WILL LIKELY FAVOR VALUES BETWEEN 500 TO 1000
J/KG...WITH WEAK LLVL CIN VALUES. THE COMBINATION OF WEAK LLVL
CONVERGENCE WITHIN THE LEE TROF AND RIDGETOP HEATING MAY TRIGGER A
FEW SHRA/TSRA DURING THE HEAT OF THE AFTERNOON...I WILL INDICATE
SCHC POPS ACROSS THE FORECAST AREA. USING A BLEND OF MET AND MAV
GUIDANCE...HIGH TEMPERATURES WILL LIKELY RANGE FROM MID TO UPPER 70S
WITHIN THE MTN VALLEYS TO L80S EAST.

ON THURSDAY...A WEST TO EAST ORIENTED WEAK COLD FRONT IS EXPECTED TO
SLIP SOUTHWARD INTO THE NC ZONES THURSDAY AFTERNOON. ALOFT...SHORT
RANGE MODELS INDICATE THAT THE MID LEVEL TROF MAY REMAIN OVER THE
COASTAL PLAIN OF THE CAROLINAS...POSSIBLY CLOSING OFF TO A WEAK LOW.
HOWEVER...GIVEN THE PRESENCE OF THE WEAK SFC COLD FRONT AND LOW MID
LEVEL HEIGHTS I EXPECT AN INCREASE IN LLVL CONVERGENCE AND AMOUNTS
OF CONDITIONAL INSTABILITY. I WILL FORECAST CHC POPS ACROSS THE HIGH
TERRAIN FOR SHRA/TSRA AND LATE AFTERNOON SCHC EAST. HIGH
TEMPERATURES SHOULD VERIFY VERY CLOSE TO WEDNESDAY OBSERVED VALUES.

&&

.LONG TERM /FRIDAY THROUGH MONDAY/...
AS OF NOON MONDAY...THE ECMWF AND GFS BEGIN THE EXTENDED RANGE IN
GOOD AGREEMENT ON FRIDAY. BOTH SOLUTIONS INDICATE A MID LEVEL TROF
ACROSS THE WESTERN ROCKIES AND WESTERN ATLANTIC WITH RIDGING ACROSS
THE APPALACHIANS. THE WESTERN TROF WILL REMAIN PROGRESSIVE THROUGH
THE PERIOD ACROSS THE NRN CONUS...RESULTING IN RISING HEIGHTS ACROSS
THE SOUTH DURING THE EARLY PORTION OF NEXT WEEK. THE MID
LEVEL LOW OVER THE WESTERN ATLANTIC IS EXPECTED TO REMAIN GENERALLY
IN PLACE...RESULTING IN GRADUALLY RISING HEIGHTS ACROSS THE WESTERN
CAROLINAS AND NE GEORGIA. THIS PATTERN WILL SUPPORT DAILY AVERAGE
TEMPERATURES RISING THROUGH THE EXTENDED PERIOD...RANGING AROUND 5
DEGREES ABOVE NORMAL BY MONDAY. WEAK SFC HIGH PRESSURE COMBINED WITH
MID LEVEL RIDGING WILL NOT FAVOR DEEP CONVECTION. BASED OF FORECAST
SOUNDINGS...I WILL ADVERTISE LATE AFTERNOON SCHC POPS FOR SHRA/TSRA
ACROSS THE MTNS...DRY EAST. A COLD FRONT MAY ARRIVE ACROSS THE MTNS
LATE MONDAY INTO MONDAY NIGHT....POSSIBLY RESULTING IN THE BEST
CHANCES FOR CONVECTION.

&&

.AVIATION /22Z MONDAY THROUGH SATURDAY/...
AT KCLT...TSTM COVERAGE HAS DIMINISHED LATE THIS AFTERNOON...BUT
SHOULD FILL BACK 00Z TO 02Z AS ACTIVITY WORKS EWD OFF THE NC BLUE
RIDGE THROUGH EARLY EVENING. TSRA ACTIVITY WILL WANE IN THE PIEDMONT
AFTER 04Z. WITH ABUNDANT LOW LEVEL MOISTURE...ALL GUIDANCE POINTS
TOWNARD LOWERING CIGS TO IFR BY EARLY TUE...THEN LIFTING BY LATE
MORNING.

ELSEWHERE...TSRA WILL LIKELY IMPACT ALL TERMINAL LOCATIONS BETWEEN
22Z AND 00Z THIS EVENING AS A LINE OF STORMS MOVES EWD FROM THE BLUE
RIDGE. TSTMS ACTIVITY WILL WANE BEHIND THE LINE...BUT CANNOT RULE
OUT SCATTERED SHOWERS IN THE MOIST SRLY FLOW OVERNIGHT. WITH
ABUNDANT LOW LEVEL MOISTURE ALL GUIDANCE POINTS TOWARD WIDESPREAD
IFR RESTRICTIONS BY EARLY TUE...IMPROVING BY LATE MORNING.

OUTLOOK...EXPECT RESTRICTIONS IN SCT SHWRS AND TSTMS INTO TUE NIGHT.
ANOTHER ROUND OF IFR RESTRICTIONS ARE LIKELY EARLY WED...BEFORE SOME
DRYING WED AFTERNOON. MAINLY VFR THEN. THERE WILL BE MAINLY ISOLATED
MOUNTAIN AFTERNOON SHOWERS AND TSTMS THRU LATE WEEK. MRNG FOG
PSBL...MAINLY MOUNTAIN VALLEYS AND NEAR LAKES/RIVERS.

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...FLASH FLOOD WATCH THROUGH LATE TONIGHT FOR NCZ033-035>037-049-
     050-053-056-057-065-068>072-082-501>510.
SC...NONE.

&&

SYNOPSIS...WINESETT
NEAR TERM...HG/LG
SHORT TERM...NED
LONG TERM...NED
AVIATION...HG/LG
Hazardous weather outlook, May 14, 5:19 PM EDT, 2 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
519 PM EDT MON MAY 14 2012

NCZ033-035>037-049-050-053-056-057-065-068>072-082-501>510-152130-
AVERY-ALEXANDER-IREDELL-DAVIE-YANCEY-MITCHELL-BUNCOMBE-CATAWBA-ROWAN-
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-
519 PM EDT MON MAY 14 2012

...FLASH FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PIEDMONT NORTH CAROLINA AND
WESTERN NORTH CAROLINA.

.DAY ONE...TONIGHT.

PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE
INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS.

   FLASH FLOOD WATCH.

SCATTERED TO NUMEROUS THUNDERSTORMS WILL REMAIN OVER THE REGION
THROUGH THE EVENING HOURS. SOME OF THESE STORMS COULD BECOME
STRONG TO SEVERE...CAPABLE OF PRODUCING HAIL AND STRONG GUSTY
WINDS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA AGAIN TUESDAY AFTERNOON AND
EVENING. A FEW OF THESE STORMS MAY PRODUCE LARGE HAIL AND POSSIBLY
DAMAGING WIND GUSTS. IN ADDITION...HEAVY DOWNPOURS COULD RESULT IN
FLOODING OF POOR DRAINAGE AREAS OR SMALL STREAMS AND CREEKS.

.SPOTTER INFORMATION STATEMENT...

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

GAZ010-017-018-026-028-029-NCZ048-051-052-058-059-062>064-SCZ001>014-
019-152130-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-MADISON-SWAIN-HAYWOOD-
GRAHAM-NORTHERN JACKSON-MACON-SOUTHERN JACKSON-TRANSYLVANIA-
OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
519 PM EDT MON MAY 14 2012

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

.DAY ONE...TONIGHT.

SCATTERED TO NUMEROUS THUNDERSTORMS WILL REMAIN OVER THE REGION
THROUGH THE EVENING HOURS. SOME OF THESE STORMS COULD BECOME
STRONG TO SEVERE...CAPABLE OF PRODUCING HAIL AND STRONG GUSTY WINDS.
THESE STORMS MAY ALSO PRODUCE PERIODS OF HEAVY RAINFALL. THE
RECENT WIDESPREAD RAINFALL HAS KEPT SOIL MOISTURE LEVELS HIGH.
THEREFORE...STREAM AND POOR DRAINAGE AREAS WILL BE SUSCEPTIBLE TO
FLASH FLOODING...ESPECIALLY WHERE STORMS REGENERATE AND MOVE OVER
THE SAME LOCATIONS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY.

SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ACROSS THE WESTERN
CAROLINAS AND NORTHEAST GEORGIA AGAIN TUESDAY AFTERNOON AND
EVENING. A FEW OF THESE STORMS MAY PRODUCE LARGE HAIL AND POSSIBLY
DAMAGING WIND GUSTS. IN ADDITION...HEAVY DOWNPOURS COULD RESULT IN
FLOODING OF POOR DRAINAGE AREAS OR SMALL STREAMS AND CREEKS.

.SPOTTER INFORMATION STATEMENT...

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

In the hours before

Special weather statement, May 14, 5:56 PM EDT, 1 hour 28 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
556 PM EDT MON MAY 14 2012

NCZ053-065-507-508-142230-
BUNCOMBE-GREATER RUTHERFORD-HENDERSON-RUTHERFORD MOUNTAINS-
556 PM EDT MON MAY 14 2012

...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN HENDERSON...
SOUTHEASTERN BUNCOMBE AND WESTERN RUTHERFORD COUNTIES THROUGH 630 PM
EDT...

AT 551 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR BAT CAVE...OR 12 MILES NORTHEAST OF
HENDERSONVILLE...MOVING NORTHEAST AT 15 MPH.

THIS STORM WILL BE NEAR...
  BAT CAVE...
  CHIMNEY ROCK...
  LAKE LURE...

TORRENTIAL RAINFALL...SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH
ARE EXPECTED WITH THIS STORM.

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.

LAT...LON 3556 8222 3552 8215 3553 8209 3554 8203
      3540 8203 3540 8240 3556 8234

LANE
Local storm report, May 14, 6:08 PM EDT, 1 hour 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
608 PM EDT MON MAY 14 2012

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

0552 PM     HAIL             MARION                  35.68N 82.01W
05/14/2012  E0.50 INCH       MCDOWELL           NC   PUBLIC

&&

NED
Special weather statement, May 14, 6:18 PM EDT, 1 hour 6 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
618 PM EDT MON MAY 14 2012

SCZ001-004-142300-
GREATER OCONEE-OCONEE MOUNTAINS-
618 PM EDT MON MAY 14 2012

...A STRONG THUNDERSTORM WILL AFFECT CENTRAL OCONEE COUNTY THROUGH
700 PM EDT...

AT 613 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM NEAR TALLULAH FALLS...OR 10 MILES NORTH OF
TOCCOA...MOVING EAST AT 20 MPH.

THIS STORM WILL BE NEAR...
  LONG CREEK...
  WESTMINSTER...
  WALHALLA...

TORRENTIAL RAINFALL...SMALL HAIL...AND WIND GUSTS OF 30 TO 40 MPH
ARE EXPECTED WITH THIS STORM.

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.

LAT...LON 3475 8332 3479 8332 3479 8288 3454 8293
      3463 8326 3468 8334 3473 8335

LANE
Local storm report, May 14, 6:57 PM EDT, 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
657 PM EDT MON MAY 14 2012

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

0645 PM     FLASH FLOOD      2 ENE PATTERSON         36.00N 81.53W
05/14/2012                   CALDWELL           NC   911 CALL CENTER

            WATER OVER THE YADKIN RIVER BRIDGE ON INDIAN GRAVE ROAD.
            A MUD SLIDE IS POSSIBLY BLOCKING ONE LANE OF HIGHWAY 268.

&&

NED
Local storm report, May 14, 7:06 PM EDT, 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
706 PM EDT MON MAY 14 2012

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

0650 PM     FLASH FLOOD      5 ENE PATTERSON         36.02N 81.48W
05/14/2012                   CALDWELL           NC   911 CALL CENTER

            A FOOT OF WATER OVER PINEY GROVE CIRCLE.

0658 PM     FLASH FLOOD      2 N LENOIR              35.93N 81.54W
05/14/2012                   CALDWELL           NC   911 CALL CENTER

            WATER FLOODED YARD UP TO THE PORCH OF A HOUSE ON HAZEL
            LEE STREET.

&&

NED
Local storm report, May 14, 7:14 PM EDT, 10 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
714 PM EDT MON MAY 14 2012

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

0710 PM     FLASH FLOOD      3 N LENOIR              35.95N 81.54W
05/14/2012                   CALDWELL           NC   911 CALL CENTER

            SEVERAL BUILDINGS IN WATER ON JOHN KIRBY PLACE...OFF OF
            INDIAN GRAVE ROAD.

&&

NED

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 5:29 AM EDTAreal Flood AdvisoryGSPHenderson, Polk, Rutherford3 hr
May 14, 5:44 AM EDTFlash Flood WarningGSPHenderson6 hr
May 14, 8:49 AM EDTAreal Flood AdvisoryGSPBurke, Catawba, Cleveland, Lincoln2 hr
May 14, 4:13 PM EDTSpecial Weather StatementGSPMitchell62 min
May 14, 4:46 PM EDTSpecial Weather StatementGSPHaywood29 min
May 14, 4:52 PM EDTAreal Flood AdvisoryGSPCleveland3 hr
May 14, 5:09 PM EDTSpecial Weather StatementGSPUnion51 min
May 14, 5:23 PM EDTFlash Flood WatchGSPAlexander, Avery, Buncombe, Burke, Cabarrus, Caldwell and 15 more10 hr
May 14, 5:24 PM EDTAreal Flood AdvisoryGSPIredell96 min
May 14, 5:39 PM EDTAreal Flood AdvisoryGSPBurke, McDowell81 min
May 14, 5:46 PM EDTSpecial Weather StatementGSPMcDowell29 min
May 14, 5:56 PM EDTSpecial Weather StatementGSPPolk34 min
May 14, 6:31 PM EDTFlash Flood WarningGSPAlexander, Caldwell, Iredell3 hr
May 14, 6:54 PM EDTAreal Flood AdvisoryGSPRutherford59 min
May 14, 7:02 PM EDTAreal Flood AdvisoryGSPBurke, Cleveland, Rutherford118 min
May 14, 7:27 PM EDTAreal Flood AdvisoryGSPCatawba, Iredell93 min

Nearby

Severe Thunderstorm Warnings in North Carolina, 2012Every severe thunderstorm warning in 2012

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.