Alert archive / North Carolina / Flash Flood Warnings in 2015

Flash Flood Warning 61, NWS Greenville-Spartanburg, SC

December 30, 20155 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Dec 30, 2015, 12:31 PM EST for 5 counties in North Carolina. It was in force for 6 hr. 5 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
Dec 30, 2015, 12:31 PM EST (17:31 UTC)
Expired
Dec 30, 2015, 6:15 PM EST
In force
6 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Flood severity
None

Counties Catawba County, NC, Davie County, NC, Iredell County, NC, Lincoln County, NC, Rowan County, NC

The radar

The Roanoke radar (KFCX), 146 km from the middle of the area, began a volume at 17:32 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
Dec 30, 2:00 PM ESTFLASH FLOODDenver, NCHIGHWAY 16 CLOSED...BETWEEN FAIRFIELD FORREST ROAD AND CAMPGROUND ROAD...DUE TO FLOODING.
Dec 30, 2:50 PM ESTFLASH FLOOD4 Ese Gold Hill, NCDEAL ROAD...OLD BETTES...REEVES ISLAND ROAD...RIVER ROAD...AND SOUTH IREDELL ROAD WERE REPORTED FLOODED.
Dec 30, 4:55 PM ESTFLASH FLOOD1 Ne Mooresville, NCHWY 801 IN MOORESVILLE CLOSED DUE TO FLOODING.
Dec 30, 4:55 PM ESTFLASH FLOOD4 S Statesville, NCHWY 21 BETWEEN STATESVILLE AND TROUTMAN CLOSED DUE TO FLOODING.
Dec 30, 5:15 PM ESTFLASH FLOODLincolnton, NCLINCOLN COUNTY 911 REPORTED 5 OR 6 ROADS CLOSED DUE TO FLOODING COUNTY-WIDE.

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 5 storm reports to this flash flood warning; the first came 89 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, 5.5 hours before the alert went out and 75 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 2015-12-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2015-12-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 166 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1236 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
166 m²/s²
0-3 km storm-relative helicity
174 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.

147 
WGUS52 KGSP 301731
FFWGSP
NCC035-059-097-109-159-302315-
/O.NEW.KGSP.FF.W.0061.151230T1731Z-151230T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1231 PM EST WED DEC 30 2015

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ROWAN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  EASTERN CATAWBA COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  IREDELL COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  LINCOLN COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
  DAVIE COUNTY IN THE PIEDMONT OF NORTH CAROLINA...

* UNTIL 615 PM EST
    
* AT 1221 PM EST...DOPPLER RADAR AND AUTOMATED RAIN GAUGES INDICATE
  THE WARNED AREA HAS RECEIVED WIDESPREAD 1-2.5 INCHES OF RAIN.
  ADDITIONAL SHOWERS CAPABLE OF PRODUCING UP TO ANOTHER INCH OF
  RAIN. FLASH FLOODING IS LIKELY AS A RESULT OVER THE NEXT SEVERAL
  HOURS.

* THIS INCLUDES BUT IS NOT LIMITED TO THE FOLLOWING STREAMS AND
  THEIR ASSOCIATED TRIBUTARIES...KILLIAN CREEK...FORNEY
  CREEK...SOUTH FORK CATAWBA RIVER...THIRD CREEK...FOURTH
  CREEK...PATTERSON CREEK...DUTCHMAN CREEK...CARTER CREEK...WITHROW
  CREEK...GRANTS CREEK...TOWN CREEK...AND SECOND CREEK.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  SALISBURY...STATESVILLE...NEWTON...LINCOLNTON...MOCKSVILLE...
  MOORESVILLE...CHINA GROVE...MAIDEN...SPENCER AND LANDIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

* NUMEROUS ROADS AND BRIDGES WILL BE THREATENED BY HEAVY RAIN AND
  RAPIDLY RISING STREAMS AND CREEKS.  PAY CLOSE ATTENTION TO WATER
  OVER ROADWAYS...ROAD SIGNAGE...AND BARRICADES INDICATING HIGH
  WATER AND FLOODING. DO NOT DRIVE INTO AREAS WHERE WATER COVERS THE
  ROADWAY. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER CAN CARRY AWAY
  YOUR VEHICLE. TURN AROUND...DONT DROWN! 

* EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
  CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND
  UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
  STAY AWAY FROM STORM DRAINS...CULVERTS...CREEKS AND STREAMS. WATER
  LEVELS CAN RISE RAPIDLY AND SWEEP YOU AWAY.

* PLEASE REPORT FLOOD WATER FLOWING OVER ROADS OR THREATENING
  PROPERTY...OR LANDSLIDES 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 3551 8091 3547 8095 3540 8096 3542 8146
      3578 8113 3580 8108 3605 8086 3604 8049
      3606 8046 3599 8042 3596 8038 3590 8037
      3588 8042 3584 8039 3583 8049 3574 8046
      3571 8033 3568 8033 3559 8021 3551 8018

$$

JMP
1 follow-up statement
282 
WGUS72 KGSP 302012
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
312 PM EST WED DEC 30 2015

NCC035-059-097-109-159-302315-
/O.CON.KGSP.FF.W.0061.000000T0000Z-151230T2315Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ROWAN NC-CATAWBA NC-IREDELL NC-LINCOLN NC-DAVIE NC-
312 PM EST WED DEC 30 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 615 PM EST FOR
ROWAN...EASTERN CATAWBA...IREDELL...LINCOLN AND DAVIE COUNTIES...

AT 304 PM EST...EMERGENCY MANAGEMENT AND MEDIA REPORTED MULTIPLE
FLOODED ROADS ACROSS PORTIONS OF ROWAN COUNTY AND A FLOODED MOBILE
PARK IN EASTERN LINCOLN COUNTY. AREAS ACROSS LINCOLN AND ROWAN
COUNTIES HAVE OBSERVED BETWEEN 1.5 TO 2.5 INCHES OF RAIN SO FAR
TODAY. AT 305 PM...ANOTHER ROUND OF LIGHT TO MODERATE RAIN SHOWERS
WAS LOCATED ACROSS THE CHARLOTTE METRO AREA. THIS AREA OF RAIN WILL
LIFT ACROSS THE NORTHERN INTERSTATE 77 CORRIDOR THROUGHOUT THE REST OF
THE AFTERNOON. AN ADDITIONAL .5 TO .75 OF AN INCH OF RAINFALL WILL
LIKELY RESULT IN RISING WATER ALONG SMALL STREAMS AND
CREEKS.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SALISBURY...STATESVILLE...NEWTON...LINCOLNTON...MOCKSVILLE...
MOORESVILLE...CHINA GROVE...MAIDEN...SPENCER AND LANDIS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOOD DEATHS OCCUR IN VEHICLES. DO NOT DRIVE INTO AREAS WHERE
WATER COVERS THE ROADWAY. ONLY A FEW INCHES OF RAPIDLY FLOWING WATER
CAN CARRY AWAY YOUR VEHICLE. TURN AROUND...DONT DROWN.

PLEASE REPORT FLOOD WATER FLOWING OVER ROADS OR THREATENING
PROPERTY...OR LANDSLIDES 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 3551 8091 3547 8095 3540 8096 3542 8146
      3578 8113 3580 8108 3605 8086 3604 8049
      3606 8046 3599 8042 3596 8038 3590 8037
      3588 8042 3584 8039 3583 8049 3574 8046
      3571 8033 3568 8033 3559 8021 3551 8018

$$

NED

What forecasters said that day

The local office's own words before this flash flood 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 flash flood warning went out at Dec 30, 12:18 PM EST, 13 minutes earlier.

Area forecast discussion, Dec 30, 12:18 PM EST, 13 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1218 PM EST WED DEC 30 2015

.SYNOPSIS...
MOISTURE WILL PERSIST THROUGH THURSDAY AS A FRONT REMAINS STALLED IN
THE AREA. A DRYING TREND WILL BEGIN ON NEW YEARS...LASTING AT LEAST
INTO EARLY NEXT WEEK...AS HIGH PRESSURE PUSHES IN FROM THE WEST.

&&

.NEAR TERM /THROUGH TONIGHT/...
1715 UTC UPDATE...WINDS WERE UPDATED WITH A BLEND OF THE LATEST NAM
AND ADJMAV. POPS AND QPF WERE ADJUSTED PER RADAR TRENDS. ONLY MINOR
ADJUSTMENTS WERE MADE TO TEMPERATURES AND DEW POINTS.

1300 UTC UPDATE...QPF HAS BEEN RAISED OVER NE GA AND UPSTATE SC PER
TRENDS UPSTREAM IN N GA.

AS OF 630 AM EST WEDNESDAY...AS UPPER SUPPORT RAMPS UP AHEAD OF
AN APPROACHING JETMAX...STARTING TO SEE INCREASING SHRA COVERAGE
ACROSS THE AREA.  THE FRONTAL AXIS TO THE SOUTH IN SLOWLY ON THE
MOVE AS EXPECTED WITH NEARLY ALL SITES SOUTH OF I85 REPORTING IN
WITH SOUTHERLY FLOW AND IMPROVING DEWPOINTS.  OTHERWISE...TWEAKED
POPS A BIT TO ALIGN WITH CURRENT RADAR COVERAGE...ALONG WITH MINOR
ADJUSTMENTS TO TEMPERATURES/DEWPOINTS TO REFLECT OBS.  NO OTHER
CHANGES NEEDED/MADE WITH THIS UPDATE.

PREVIOUS DISCUSSION...THE COMBINATION OF H5 RIDGING OVER THE
WESTERN ATLANTIC AND BROAD TROFING OVER THE CENTRAL CONUS CONTINUES
TO YIELD DEEP SOUTHWEST FLOW ALOFT ACROSS THE SOUTHEAST STATES.
AT THE SURFACE...THE OLD STATIONARY COLD FRONTAL AXIS IS STARTING
ITS PROGGED NORTHWARD MIGRATION AS A WARM FRONT THIS MORNING.
ADDITIONALLY...AN APPROACHING UPPER LEVEL JET MAX EJECTING
THROUGH THE SOUTHERN PLAINS AROUND THE BASE OF THE PARENT TROF
WILL AID UPPER DIVERGENCE WHILE A SERIES OF H5 VORT LOBES SLIDE
ALONG THE MEAN FLOW IN PROXIMITY TO THE SFC WARM FRONT. GIVEN THE
A FORE MENTIONED FEATURES... ALONG WITH THE MEANDERING FRONTAL
AXIS...AND AMPLE MOISTURE BY WAY OF PWAT VALUES IN EXCESS OF 3-4
STD DEVS ABOVE NORMS...MODERATE TO HEAVY RAINFALL LOOKS PROBABLE.
THE FCST CHALLENGE IS DETERMINING THE PLACEMENT OF SUCH. MOST RECENT
GUIDANCE HAS TRENDED A QPF MAXIMA OUTSIDE OF THE NC MTNS AND ACROSS
NE GA...UPSTATE SC...AND THE ENTIRE NC PIEDMONT...WHICH ALL SEEMS
LOGICAL GIVEN THE QUASISTATIONARY NATURE OF THE FRONT. FOCUSING IN
A LITTLE MORE...THE FCST WILL FAVOR THE I85/I77 CORRIDORS WITH THE
HEAVIEST QPF TOTALS AS SOUNDINGS ARE FAVORABLE FOR MODEST SBCAPE
FOR THIS TIME OF YEAR...UPWARDS OF 500-700 JOULES AS LAPSE RATES
REMAIN RELATIVELY STEEP THROUGH A DEEP LAYER. THUS...THINK DEEPER
CONVECTION COULD YIELD PRECIP RATES IN EXCESS OF A HALF TO ONE
INCH PER HOUR AT TIMES...WITH SOME CELL TRAINING POSSIBLE ALONG
THE FRONT GIVEN FAIRLY UNIDIRECTIONAL FLOW ALOFT. NEW STORM TOTAL
QPF AMOUNTS OF 1-2 INCHES ARE FCST WITH LOCALLY HIGHER AMOUNTS
CERTAINLY BEING A POSSIBILITY.  ALL SAID...WILL OPT TO EXPAND
CURRENT FLOOD WATCH NORTHWEST ACROSS THE I40 CORRIDOR TO CONSUME
THE ENTIRETY OF THE NC PIEDMONT.  LIKEWISE...WILL DROP THE WATCH
FURTHER WEST ACROSS MUCH OF THE NC MTNS.

ADDITIONALLY...AS NOTED ABOVE THERMAL PROFILES THIS AFTERNOON
WILL EXHIBIT MODEST LAPSE RATES WITH GUIDANCE FAVORING A TIGHT
INSTABILITY GRADIENT ADJACENT/SOUTH OF THE WARM FRONT.  DEPENDING OF
THE LOCATION OF THE FRONT...LOCALES IN ITS VICINITY AND SOUTH WILL
SEE INCREASED THUNDER POTENTIAL.  AS FOR SEVERE...DEFINITELY NOT
GOING TO RULE ANYTHING OUT AS THE FRONT WILL PROVIDE ADDED FOCUS
FOR LOCALIZED SHEAR MAXIMAS WITH PROFILES SUPPORTING BULK SHEAR IS
IN THE 40-50KT RANGE ON A BROADER SCALE.  THUS THE HWO WILL INCLUDE
SEVERE WORDING WITH DAMAGING WINDS...FREQUENT LIGHTNING...AND FLASH
FLOODING BEING THE PRIMARY THREATS.  ISOLATED TORNADOES CANNOT BE
RULED OUT GIVEN THE ABUNDANT SHEARING...HOWEVER SLIGHTLY VEERED
SURFACE FLOW WILL LIMIT THE CHANCES SOMEWHAT.  THAT SAID...ANYTIME
THERE COULD BE ENHANCEMENT GIVEN BOUNDARY INTERACTION...ANYTHING
IS POSSIBLE WITH EVEN MODEST INSTABILITY THIS TIME OF YEAR.

AS FOR THE FCST...POPS WILL RAMP UP THIS MORNING FROM THE SOUTH
WITH CAT POPS FAVORED BY MIDDAY ACROSS THE ENTIRE FCST DOMAIN.
POPS WILL REMAIN ELEVATED THROUGH THE AFTERNOON BEFORE GRADUALLY
FALLING OFF FROM THE WEST AFTER SUNSET...INTO THE OVERNIGHT AS
DRIER AIR ADVECTS IN WITH AN INTRUDING COLD FRONT.  TEMPERATURES
WILL BE A TOUCH COOLER THAN DAYS PAST AS ABUNDANT CLOUDINESS
INHIBITS INSOLATION...HOWEVER MAX VALUES NEAR 15 DEGREES ABOVE
CLIMO ARE FCST.

&&

.SHORT TERM /THURSDAY THROUGH FRIDAY NIGHT/...
AS OF 230 AM WEDNESDAY...SOUTHWEST FLOW ALOFT WILL CONTINUE OVER
THE SOUTHEAST AND SOUTHERN APPALACHIANS AT THE START OF THE SHORT
TERM...WITH THE COLD FRONT STALLED ACROSS SOUTHEASTERN PORTIONS OF
THE FORECAST AREA. STRONG SHORTWAVE DIGGING OUT OF SOUTH CENTRAL
CANADA INTO THE NORTHERN PLAINS WILL USHER IN THE PATTERN CHANGE
FOR THE WEEKEND. 00Z GUIDANCE IS SLOW TO MOVE THE PRECIP OUT OF OUR
SOUTHEAST ZONES THURSDAY...SO HAVE HUNG ONTO SLIGHT CHANCE SHOWERS
ACCORDINGLY. SURFACE HIGH PRESSURE BUILDS IN FROM THE WEST AND
FINALLY PUSHES ALL THE PRECIP OUT LATE ON FRIDAY. THE AFOREMENTIONED
SHORTWAVE CONTINUES TO DIG SOUTHEAST...WITH THE TROUGH AXIS CROSSING
THE SPINE OF THE APPALACHIANS TOWARD THE END OF THE PERIOD. GFS IS
A LITTLE FASTER WITH THIS...WITH THE TROUGH AXIS PUSHING THROUGH
BY 06Z SATURDAY...BUT THE ECMWF IS A TAD SLOWER AND HAS THE TROUGH
AXIS RIGHT ON THE TN/NC LINE AT THE END OF THE SHORT TERM.

THE BIG STORY WILL BE THE CHANGE IN TEMPERATURES IN THE WAKE
OF THE COLD FRONT...WITH A SECONDARY COOL-DOWN BEHIND THE
LATE-PERIOD TROUGH AXIS WHICH WILL BE REALIZED AS WE BEGIN THE
EXTENDED. SHOULD STILL SEE HIGHS WELL ABOVE SEASONAL NORMALS FOR
THE FOOTHILLS AND PIEDMONT ON THURSDAY /DEPENDING ON EXACTLY WHERE
THE FRONT IS LOCATED AT MAX HEATING/...BUT THE MOUNTAINS WILL
ALREADY BE EXPERIENCING SOME RELIEF FROM THE SPRING-LIKE TEMPS BY
THURSDAY. HIGHS THURSDAY SHOULD BE 5 OR SO DEGREES COOLER THAN
THOSE TODAY. FOR NEW YEARS DAY HOWEVER...WITH THE CAA PUSHING
IN...SHOULD SEE ANOTHER 10 DEGREE DROP IN HIGHS TO JUST SLIGHTLY
ABOVE SEASONAL AVERAGES. THE AREA HASN'T SEEN TEMPERATURES BELOW
FREEZING SINCE DECEMBER 20 AND BY NEW YEARS NIGHT...THE MOUNTAINS
AND FOOTHILLS WILL BE BACK INTO THE SWING OF NORMAL WINTER.

OTHER THAN THE TEMPERATURES...CANNOT TOTALLY RULE OUT SOME
ISOLATED SNOW SHOWERS AT THE HIGHEST ELEVATIONS LATE THURSDAY/EARLY
FRIDAY...BUT SYNOPTIC SETUP NOT PARTICULARLY SUPPORTIVE SINCE IT
IS MORE WEST TO SOUTHWEST FLOW ALOFT. TEMPS WILL BE JUST ABOVE
FREEZING FOR THE MOST PART THURSDAY NIGHT SO CONFIDENCE JUST NOT
ENOUGH TO INCLUDE ANY FLURRIES/SNOW SHOWERS AT THIS TIME.

&&

.LONG TERM /SATURDAY THROUGH TUESDAY/...
AS OF 245 AM WEDNESDAY...WE START THE EXTENDED EITHER RIGHT AFTER
THE SECONDARY UPPER TROUGH AXIS AND DRY COLD FRONT /ON THE GFS/
OR WITH IT RIGHT ON OUR DOORSTEP /ECMWF/...BUT THE RESULTING
SENSIBLE WEATHER IS THE SAME. CAA BEHIND THE SYSTEM WILL RESULT
IN HIGHS SATURDAY ACTUALLY BELOW...YES BELOW...SEASONAL NORMALS
FOR THE AREA. THIS IS SHORT-LIVED AS WE WARM UP AGAIN SUNDAY WITH
WEAK CONFLUENT FLOW ALOFT...AND RIDGING BUILDING INTO THE CENTER OF
THE COUNTRY. DRY HIGH PRESSURE WILL DOMINATE OUR WEATHER...THOUGH
UNSETTLED WEATHER IS JUST A STATE AWAY IN SOUTH GEORGIA AND ALONG
THE FLORIDA PANHANDLE AS THE FRONT REMAINS STALLED IN THOSE AREAS.

MODELS DIVERGE PRETTY SIGNIFICANTLY EARLY NEXT WEEK WITH THE GFS
BRINGING ANOTHER SHORTWAVE THROUGH EARLY MONDAY BUT WITH WEAK
RIDGING BUILDING IN FOR THE ECWMF. HOWEVER...DRY WEATHER SHOULD
CONTINUE TO DOMINATE...ALLOWING THE FORECAST AREA TO CONTINUE
TO DRY OUT...THOUGH THERE MAY BE SOME QUESTION AS TO ACTUAL
TEMPERATURES. FOR NOW HAVE KEPT A BLEND WITH TEMPERATURES PRETTY
CLOSE TO SEASONAL NORMALS. MIGHT START SEEING SOME PRECIPITATION
CREEP BACK INTO THE AREA AT THE VERY END OF THE PERIOD BUT NOT
ENOUGH CONFIDENCE TO INCLUDE AT THIS TIME.

&&

.AVIATION /17Z WEDNESDAY THROUGH SUNDAY/...
AT KCLT...ALTHOUGH THE HEAVIEST PRECIPITAITON IS GRAUDAULLY SHIFINT
TO THE EAST...ANDTHE CHACNE OF CONVECTION WILL DECREASE THIS
AFTEROOON...GUIDANCE AND MODEL TIEM HEIGHTS SUGGEST VSBY AND CIG
RESTICIONS WILL PERSIST THROGH TONIGHT AND INTO THURSDAY
MORNING...AS DRY AIR BEHIND THE FRONT WUILL BE SLOW TO MOVE INTO THE
AREA. WINDS ARE EXPECTED TO VEER FROM SW TO NE ON THURSDAY MORNING.

ELSEWHERE...THE GREATEST PRECIPITAITON IS ALREADY SHIFTING EAST OF
THE FOOTHILLS...BUT FROTNAL PASSAGE AND THE ARRIVAL OF DRIER AIR IS
NOT EXPECTED UNTIL EARLY THURSDAY. AS A RESULT...MODEL GUIDANCE
SUPORTS PERSISINT VSCY AND CIG RESTIRCIONS INTO EARLY THURSDAY.
WIDNS ARE EXPECTED TO VEER FROM SW TO NW AHEAD OF THE FRONT AT KAVL
BY THIS EVENING...IF NOT SOONER. AT FOOTHILLS SITES...WINDS VEER
FROM SW TO NW EARLY THURSDAY MORNING.

OUTLOOK...DEEP LAYER MOISTURE WILL DECREASE ON THURSDAY AS A COLD
FRONT SWEEPS THROUGH THE AREA ALLOWING FOR THE RETURN OF COOL/DRY
HIGH PRESSURE AND THUS LOW CHANCES FOR RESTRICTIONS THROUGH THE
WEEKEND.

CONFIDENCE TABLE...

            17-23Z        23-05Z        05-11Z        11-12Z
KCLT       MED   71%     HIGH  83%     MED   72%     MED   75%
KGSP       MED   78%     MED   78%     HIGH  83%     HIGH  83%
KAVL       MED   64%     MED   66%     MED   66%     MED   75%
KHKY       MED   71%     HIGH  83%     MED   72%     LOW   58%
KGMU       MED   71%     HIGH  83%     HIGH  83%     HIGH  83%
KAND       MED   78%     HIGH  83%     HIGH  89%     HIGH  83%

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

&&

.HYDROLOGY...
SOME CHANGES TO FLOOD WATCH PLACEMENT WITH THIS FCST.  LOCALES
ACROSS NE GA AND UPSTATE SC REMAIN UNCHANGED WHILE THE WATCH WAS
EXPANDED NW TO INCLUDE THE ENTIRE NC PIEDMONT AS LATEST GUIDANCE
FAVORS A SHIFTED QPF MAXIMA ALONG THE QUASISTATIONARY FRONTAL AXIS.
FURTHERMORE...MUCH OF THE WESTERN EXTENT OF THE PREVIOUS WATCH
WAS REMOVED AS SAID MAXIMA REMAINS OUTSIDE OF THE MTNS.

STREAM LEVELS AROUND THE REGION ARE RUNNING QUITE HIGH GIVEN THE
RECENT RAINFALL. ALTHOUGH ADDITIONAL QPF GOING FORWARD MAY BE
LIMITED TO 1 TO 2 INCHES IN MANY AREAS...WET ANTECEDENT CONDITIONS
ALONG WITH POSSIBLY HIGHER RATES IN CONVECTION THIS AFTERNOON WILL
YIELD A RENEWED FLOODING THREAT.

DEEP MOISTURE WILL RETURN OVER THE STALLED FRONTAL BOUNDARY
TONIGHT...BRINGING PRECIPITABLE WATER ANOMALIES OF 2 TO 3+ STANDARD
DEVIATIONS ABOVE NORMAL TO THE REGION. THIS WILL INTERACT WITH MANY
AREAS WHERE 3 HOUR FLOOD GUIDANCE IS GENERALLY LESS THAN 2 INCHES.

&&

.GSP WATCHES/WARNINGS/ADVISORIES...
GA...FLOOD WATCH THROUGH THURSDAY MORNING FOR GAZ010-017-018-026-
     028-029.
NC...FLOOD WATCH THROUGH THURSDAY MORNING FOR NCZ036-037-056-057-
     062>065-068>072-082-507>510.
SC...FLOOD WATCH THROUGH THURSDAY MORNING FOR SCZ001>014-019.

&&

SYNOPSIS...TDP
NEAR TERM...CDG/JAT
SHORT TERM...TDP
LONG TERM...TDP
AVIATION...JAT
HYDROLOGY...
Hazardous weather outlook, Dec 30, 4:23 AM EST, 8 hours 8 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
423 AM EST WED DEC 30 2015

GAZ010-017-018-026-028-029-NCZ036-037-056-057-062>065-068>072-082-
507>510-SCZ001>014-019-310930-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-IREDELL-DAVIE-CATAWBA-
ROWAN-MACON-SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-
LINCOLN-GASTON-MECKLENBURG-CABARRUS-UNION-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-
423 AM EST WED DEC 30 2015

...FLOOD WATCH IN EFFECT THROUGH THURSDAY MORNING...

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

.DAY ONE...TODAY AND TONIGHT.

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

   FLOOD WATCH.

ADDITIONALLY...SCATTERED TO NUMEROUS THUNDERSTORMS ARE POSSIBLE
THIS AFTERNOON AND EVENING. IN ADDITION TO HEAVY RAINFALL...
FREQUENT LIGHTNING AND GUSTY WINDS CAN BE EXPECTED. ISOLATED
SEVERE THUNDERSTORMS ARE POSSIBLE...WITH DAMAGING WINDS THE
PRIMARY THREAT...BUT AN ISOLATED TORNADO CANNOT BE RULED OUT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..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.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF FLOODING
OR SEVERE WEATHER TO OUR OFFICE.

NCZ033-035-048>053-058-059-501>506-310930-
AVERY-ALEXANDER-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-BUNCOMBE-
GRAHAM-NORTHERN JACKSON-CALDWELL MOUNTAINS-GREATER CALDWELL-
BURKE MOUNTAINS-GREATER BURKE-MCDOWELL MOUNTAINS-EASTERN MCDOWELL-
423 AM EST WED DEC 30 2015

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

.DAY ONE...TODAY AND TONIGHT.

ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON
AND EVENING. THE MAIN THREATS IN ANY THUNDERSTORM THAT DEVELOPS
WILL BE BRIEF HEAVY RAIN...FREQUENT LIGHTNING AND GUSTY WINDS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

..THURSDAY...NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.
..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.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Local storm report, Dec 30, 11:13 AM EST, 1 hour 18 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1113 AM EST WED DEC 30 2015

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

1050 AM     FLASH FLOOD      8 E ELBERTON            34.11N 82.72W
12/30/2015                   ELBERT             GA   COUNTY OFFICIAL

            CHASTAIN RD CLOSED DUE TO FLOODING.

&&

JPT
Local storm report, Dec 30, 11:27 AM EST, 1 hour 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1127 AM EST WED DEC 30 2015

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

1054 AM     FLASH FLOOD      4 SW CONCORD            35.37N 80.64W
12/30/2015                   CABARRUS           NC   EMERGENCY MNGR

            MAJOR ROAD FLOODING AT STOUGH RD SW OF CONCORD, NC.

&&

JPT
Local storm report, Dec 30, 11:44 AM EST, 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1144 AM EST WED DEC 30 2015

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

1133 AM     FLASH FLOOD      CALHOUN FALLS           34.09N 82.60W
12/30/2015                   ABBEVILLE          SC   SOCIAL MEDIA

            SOCIAL MEDIA PICTURE INDICATED DEEP ROAD AND PARKING LOT
            FLOODING.

&&

NED
Local storm report, Dec 30, 11:52 AM EST, 39 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1152 AM EST WED DEC 30 2015

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

1135 AM     FLASH FLOOD      CONCORD                 35.41N 80.59W
12/30/2015                   CABARRUS           NC   EMERGENCY MNGR

            FLOODING REPORTED THROUGHOUT CONCORD. NUMEROUS ROADS
            FLOODED AND CLOSED. STOUGH ROAD CLOSED DUE TO STREAM
            FLOODING.

&&

NED
Local storm report, Dec 30, 12:10 PM EST, 21 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1210 PM EST WED DEC 30 2015

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

1145 AM     FLASH FLOOD      2 W HUNTERSVILLE        35.42N 80.88W
12/30/2015                   MECKLENBURG        NC   PUBLIC

            MAJOR ROAD FLOODING ACROSS GILEAD RD WEST OF
            HUNTERSVILLE, NC.

&&

JPT
Special weather statement, Dec 30, 12:15 PM EST, 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1215 PM EST WED DEC 30 2015

NCZ082-SCZ014-301745-
UNION NC-CHESTER SC-
1215 PM EST WED DEC 30 2015

...STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHWESTERN UNION
NC AND EASTERN CHESTER COUNTIES UNTIL 1245 PM EST...

AT 1214 PM EST...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 10
MILES SOUTHEAST OF CHESTER...OR 6 MILES SOUTHWEST OF RICHBURG...
MOVING NORTHEAST AT 50 MPH.

WIND GUSTS UP TO 40 MPH AND VERY HEAVY RAINFALL RATES UP TO 2 INCHES
PER HOUR WILL BE POSSIBLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
MINERAL SPRINGS...FORT LAWN...RICHBURG...FISHING CREEK RESERVOIR...
WAXHAW...GREAT FALLS...JAARS AND TRINITY.

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.

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 8079 3479 8087 3475 8088 3470 8086
      3467 8089 3464 8090 3459 8089 3455 8099
      3456 8111 3467 8119 3482 8092 3482 8090
      3480 8087 3483 8080 3489 8079 3499 8061
      3482 8049
TIME...MOT...LOC 1714Z 240DEG 49KT 3463 8106

HG

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 30, 8:34 AM ESTAreal Flood AdvisoryGSPMacon6 hr
Dec 30, 8:59 AM ESTAreal Flood AdvisoryGSPMacon6 hr
Dec 30, 9:36 AM ESTAreal Flood WarningGSPPolk, Rutherford6 hr
Dec 30, 9:40 AM ESTSpecial Weather StatementGSPGaston35 min
Dec 30, 9:42 AM ESTFlash Flood WarningGSPCleveland, Gaston6 hr
Dec 30, 10:03 AM ESTSpecial Weather StatementGSPCabarrus, Mecklenburg, Rowan27 min
Dec 30, 10:07 AM ESTFlash Flood WarningGSPCabarrus, Mecklenburg6 hr
Dec 30, 11:18 AM ESTFlash Flood WarningGSPMecklenburg6 hr
Dec 30, 11:38 AM ESTFlash Flood WarningGSPCabarrus, Union6 hr
Dec 30, 12:31 PM ESTRiver Flood WarningGSPGaston28 hr
Dec 30, 1:05 PM ESTSevere Thunderstorm WarningGSPUnion40 min
Dec 30, 3:45 PM ESTAreal Flood WarningGSPCleveland, Gaston6 hr
Dec 30, 4:05 PM ESTAreal Flood WarningGSPCabarrus, Mecklenburg6 hr
Dec 30, 5:03 PM ESTAreal Flood WarningGSPMecklenburg6 hr
Dec 30, 5:29 PM ESTAreal Flood WarningGSPCabarrus, Union6 hr
Dec 30, 5:37 PM ESTAreal Flood AdvisoryGSPIredell, Lincoln, Rowan3 hr

Nearby

Flash Flood Warnings in North Carolina, 2015Every flash flood 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.