Alert archive / North Carolina / Flash Flood Warnings in 2009

Flash Flood Warning 8, NWS Greenville-Spartanburg, SC

May 14, 2009Madison County, North Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at May 14, 2009, 10:47 PM EDT for Madison County, North Carolina. It was in force for 3 hr. 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, 2009, 10:47 PM EDT (02:47 UTC)
Expired
May 15, 2009, 1:45 AM EDT
In force
3 hr
Issued by
NWS Greenville-Spartanburg, SC
Area
Storm-based polygon
Flood severity
None

County Madison County, NC

The radar

The Knoxville radar (KMRX), 71 km from the middle of the area, began a volume at 02:51 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 flash flood 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 00:00Z, 2.8 hours before the alert went out and 251 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 00:00Z on 2009-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 651 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2009-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
651 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
1063 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.7

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KGSP 150247
FFWGSP
NCC115-150545-
/O.NEW.KGSP.FF.W.0008.090515T0247Z-090515T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1047 PM EDT THU MAY 14 2009

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MADISON COUNTY IN WESTERN NORTH CAROLINA...

* UNTIL 145 AM EDT

* AT 1042 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR   
INDICATED FLASH FLOODING DEVELOPING FROM WIDESPREAD THUNDERSTORMS   
MOVING REPEATEDLY ACROSS THE COUNTY FROM WEST TO EAST.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HOT 
SPRINGS...MARSHALL...MARS HILL...ALLENSTAND...WALNUT...AND FAUST.

RADAR ESTIMATES RAINFALL TOTALS OF 2 TO 4 INCHES AROUND THE COUNTY 
OVER THE PAST FOUR HOURS. ADDITIONAL HEAVY RAIN FROM THUNDERSTORMS 
WILL FALL AT THE RATE OF ONE INCH OR MORE PER HOUR OVER THE NEXT FEW 
HOURS. THIS WILL LIKELY LEAD TO FLASH FLOODING ON STREAMS AND CREEKS 
AROUND THE COUNTY...AS WELL AS MUD AND ROCK SLIDES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING. 
IF FLOODING THREATENS YOUR LOCATION...MOVE TO HIGHER GROUND 
IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT DRIVE YOUR VEHICLE 
INTO AREAS WHERE THE WATER COVERS THE ROADWAY. TURN AROUND AND FIND 
ANOTHER ROUTE.

TO REPORT HIGH WATER...FLOODING...MUDSLIDES...LANDSLIDES OR OTHER 
SEVERE WEATHER THROUGH OUR AUTOMATED REPORTING SYSTEM...CALL OUR TOLL
FREE NUMBER...1 8 7 7...6 3 3...6 7 7 2.

&&

LAT...LON 3603 8259 3597 8260 3598 8252 3594 8248
      3591 8249 3588 8244 3581 8240 3569 8282
      3569 8285 3581 8296 3588 8290 3592 8292
      3595 8288 3593 8280 3601 8276 3606 8263

$$

HG
3 follow-up statements
000 
WGUS72 KGSP 150347
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1147 PM EDT THU MAY 14 2009

NCC115-150545-
/O.CON.KGSP.FF.W.0008.000000T0000Z-090515T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MADISON NC-
1147 PM EDT THU MAY 14 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM EDT FOR
MADISON COUNTY...

AT 1142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE WIDESPREAD THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING 
EAST ACROSS THE COUNTY. THESE THUNDERSTORMS WERE AFFECTING LOCATIONS 
THAT HAVE ALREADY RECEIVED UP TO FOUR INCHES OF RAIN THIS 
EVENING...AND ADDITIONAL RAINFALL AT RATES UP TO ONE INCH PER HOUR 
WILL BE POSSIBLE THROUGH 1 AM.

THE HIGHEST POTENTIAL FOR FLASH FLOODING WILL BE ALONG SANDYMUSH 
CREEK AND SIMMONS BRANCH NEAR CANTO IN THE SOUTHWEST END OF THE 
COUNTY...AS WELL AS THE BIG CREEK AND SHELTON LAUREL CREEK NORTHEAST 
OF ALLENSTAND IN THE EXTREME NORTHERN END OF THE COUNTY. ISOLATED 
FLOODING COULD ALSO DEVELOP ANYWHERE ELSE AROUND THE COUNTY AFFECTED 
BY HEAVY RAIN SHOWERS.

DO NOT DRIVE ACROSS FLOODED ROADWAYS AND BE ON THE LOOKOUT FOR MUD 
OR ROCK SLIDES COVERING THE ROAD.

LAT...LON 3603 8259 3597 8260 3598 8252 3594 8248
      3591 8249 3588 8244 3581 8240 3569 8282
      3569 8285 3581 8296 3588 8290 3592 8292
      3595 8288 3593 8280 3601 8276 3606 8263

$$

HG
000 
WGUS72 KGSP 150453
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1253 AM EDT FRI MAY 15 2009

NCC115-150545-
/O.CON.KGSP.FF.W.0008.000000T0000Z-090515T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MADISON NC-
1253 AM EDT FRI MAY 15 2009

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 145 AM EDT FOR
MADISON COUNTY...

AT 1250 AM EDT...WIDESPREAD LIGHT TO MODERATE RAINFALL CONTINUED TO 
FALL ACROSS MADISON COUNTY. RAINFALL RATES AROUND ONE HALF INCH PER 
HOUR WILL CONTINUE IN THE HEAVIEST SHOWERS...ESPECIALLY ACROSS THE 
EASTERN HALF OF MADISON COUNTY THROUGH 145 AM.

HIGH WATER CONDITIONS ARE LIKELY THROUGHOUT THE COUNTY. ALTHOUGH 
ONLY SPORADIC REPORTS OF FLASH FLOODING HAVE BEEN RECEIVED THUS 
FAR...FLASH FLOODING AND MUD SLIDES MAY BE VERY DIFFICULT TO 
IDENTIFY IN THE DARKNESS. USE EXTREME CAUTION IF DRIVING EARLY THIS 
MORNING. DO NOT ATTEMPT TO DRIVE THROUGH ANY FLOODED ROADWAYS. TURN 
AROUND AND FIND ANOTHER ROUTE.

LAT...LON 3603 8259 3597 8260 3598 8252 3594 8248
      3591 8249 3588 8244 3581 8240 3569 8282
      3569 8285 3581 8296 3588 8290 3592 8292
      3595 8288 3593 8280 3601 8276 3606 8263

$$

HG
000 
WGUS72 KGSP 150546
FFSGSP

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
146 AM EDT FRI MAY 15 2009

NCC115-150553-
/O.EXP.KGSP.FF.W.0008.000000T0000Z-090515T0545Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MADISON NC-
146 AM EDT FRI MAY 15 2009

...THE FLASH FLOOD WARNING WILL EXPIRE AT 145 AM EDT FOR MADISON
COUNTY...

HEAVIER SHOWERS HAVE MOVED EAST OF THE AREA AND DIMINISHED. 
SCATTERED LIGHT SHOWERS ARE POSSIBLE OVERNIGHT BUT ADDITIONAL HEAVY 
RAIN IS NOT EXPECTED SO THE WARNING WILL BE ALLOWED TO EXPIRE ON 
TIME.

LAT...LON 3603 8259 3597 8260 3598 8252 3594 8248
      3591 8249 3588 8244 3581 8240 3569 8282
      3569 8285 3581 8296 3588 8290 3592 8292
      3595 8288 3593 8280 3601 8276 3606 8263

$$

RB

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 May 14, 9:56 PM EDT, 51 minutes earlier.

Area forecast discussion, May 14, 9:56 PM EDT, 51 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
956 PM EDT THU MAY 14 2009

.SYNOPSIS...
HIGH PRESSURE WILL MOVE EAST ACROSS THE ATLANTIC OCEAN FRIDAY AND
SATURDAY...ALLOWING MOISTURE TO RETURN FROM THE GULF OF MEXICO AHEAD
OF AN APPROACHING COLD FRONT. THE FRONT IS EXPECTED TO MOVE IN FROM
THE WEST SUNDAY AND MAY LINGER ACROSS THE CAROLINAS INTO MONDAY.

&&

.NEAR TERM /THROUGH FRIDAY/...
AHEAD OF WEAK FRONTAL ZONE...WITHIN THE THERMAL/MOIST AXIS ON THIS
EVENING/S 85H ANALYSIS...FCST SNDGS SHOW ELEVATED INSTABILITY WILL
LINGER INTO THE OVERNIGHT HOURS. THE NAM/S DEPICTION OF ELONGATED
VORT AXIS SHOULD CONTINUE TO AID IN DEEP CONVECTIVE DEVELOPMENT ACRS
WESTERN NC...AND THE 23 UTC RUC HRRR SUPPORTS DECENT CVRG INTO THE
OVERNIGHT HOURS STRETCHING INTO THE PIEDMONT. THE FURTHER SOUTH ACRS
THE FA...INTO THE UPSTATE AND NE GA...PROBABILITIES THAT
STRENGTHENING LLVL CAPPING WILL SUPPRESS ANY NEW CONVECTION WILL
INCREASE. WESTERN NC ADDITIONAL ISOLATED HEAVY TO EXCESSIVE RAINFALL
IS NOT OUT THE QUESTION...ESPECIALLY ACRS THE TENN BORDER COUNTIES
WHERE ANTECEDENT CONDS ARE WETTEST. AFOREMENTIONED FRONTAL ZONE WILL
DISSIPATE OVER THE SOUTHEAST ON FRIDAY...ALTHOUGH MOISTURE WILL
REMAIN ENSCONCED ACROSS THE AREA. IN FACT...A DEEPENING SOUTHEAST
FLOW WILL ACTUALLY ALLOW FOR AN INCREASE IN ATLANTIC MOISTURE ACROSS
THE CAROLINAS. IN ADDITION...MODEL SOLUTIONS AGREE THAT MODERATE
DESTABILIZATION WILL OCCUR FRIDAY AFTERNOON. THIS IS EXPECTED TO
RESULT IN AT LEAST SCATTERED DIURNAL CONVECTION ACROSS THE
AREA...WITH THE HIGHEST POPS EXISTING ACROSS THE MTNS...PARTICULARLY
THE SOUTHERN ESCARPMENT.

&&

.SHORT TERM /FRIDAY NIGHT THROUGH MONDAY/...
AS OF 230 PM THURSDAY...WARM...MOIST AND UNSTABLE AIR MASS REMAINS
IN PLACE FRI NITE AND SATURDAY. HIGHEST POP CHANCES WILL BE MAINLY
DIURNAL. HOWEVER...WITH THE VERY MOIST AND WEAKLY UNSTABLE AIR MASS
AND SELY FLOW...CONVECTION WILL LINGER/FIRE DURING THE NON-DIURNAL
TIMES AS WELL. DISREGARDED THE VERY LOW CAPE ON THE OPS NAM GIVEN
THE MODERATE INSTABILITY SEEN ON THE OPS GFS AND THE SREF. SHEAR
WILL BE VERY WEAK THOUGH...SO HEAVY RAINFALL A POSSIBILITY WITH SLOW
MOVING STORMS. FOLLOWED A GUIDANCE BLEND FOR TEMPS.

COLD FRONT MOVES INTO THE AREA SAT NITE AND THRU THE AREA SUNDAY.
POP INCREASES INTO AT LEAST THE LIKELY RANGE WITH THE ADDED FORCING
AND UPPER DIVERGENCE FROM A JET MAX. SHEAR IS A LITTLE BETTER
SUNDAY...BUT INSTABILITY DROPS OFF BY AFTERNOON AS THE FRONT MOVES
THRU. LOWS REMAIN MILD SAT NITE WITH HIGHS TAKING A SIGNIFICANT
TUMBLE...AROUND 10 DEGREES...SUNDAY WITH PRECIP AND FROPA.

GFS HAS COME INTO BETTER AGREEMENT WITH THE ECMWF TAKING ON A MORE
PROGRESSIVE PATTERN MONDAY WITH THE FRONT AND ANY DEVELOPING UPPER
CLOSED LOW. THIS MEANS DECREASING POP SUNDAY NIGHT...AND ONLY A
SLIGHT CHC ALONG THE SRN TIER OF THE CWFA FOR MONDAY. LOWS SUN NITE
AROUND 10 DEGREES COOLER THAN SAT NITE WITH HIGHS MONDAY FROM 5 TO
10 DEGREES COOLER THAN SUN.

&&

.LONG TERM /MONDAY NIGHT THROUGH THURSDAY/...
AS OF 200 PM THURSDAY...VERY LITTLE CONFIDENCE REMAINS IN THE EXT
PERIOD. THE 12Z GFS HAS COME INTO LINE A BIT WITH THE 00Z
ECMWF...HOWEVER THE LARGE SCALE PATTERN AND SENSIBLE WX EXPECTED
WITH EACH SCENARIO ARE AT MAJOR ODDS WITH EACH OTHER. AN ATTEMPT WAS
MADE TO FIND A CONSENSUS MODEL...HOWEVER THE GGEM AND NOGAPS BOTH
HAVE UNIQUE SOLNS OF THEIR OWN. THE FORMER INDICATING A TROPICAL
SYSTEM MOVING UP THE EAST COAST...AND THE LATTER PROGRESSING A
FRONTAL BAND OUT TO SEA WITH NO CLOSED OFF UPPER LOW. THIS LEAVES
LITTLE GUIDANCE TO RELY ON...SO THE LARGE SCALE UPPER PATTERN WILL
ENTAIL A COMPROMISE BTW THE 00Z EC AND THE 12Z GFS. THUS...A CLOSED
UPPER LOW OF MODERATE STRENGTH WILL BE EXPECTED TO DEVELOP OFF THE
ATL COAST LATE IN THE DAY TUE...AND SLOWLY RETROGRADE WEST SOUTH OF
RISING HEIGHTS AND A DEVELOPING HIGH ACROSS THE OH VALLEY AND GL
REGION.

AT THE LOW LEVELS...DRY AIR WILL BE SLOW TO OVERCOME TUE AS DEEP
SUBSIDENCE SHOULD BE THE STRONGEST IN A FAIRLY TIGHT Z/GRAD ALOFT
AND A WEDGE HIGH BUILDING IN AT THE SFC PRODUCING RATHER STAUNCH AND
GUSTY NE WINDS. WONT EXPECT MUCH CLOUD COVER IN THIS SITUATION...SO
EVEN THO SFC THETA/E WILL BE LOWERING DURING THE...MAX TEMPS SHOULD
STILL BE ABLE TO REACH NEAR NORMAL LEVELS. THE FORECAST GETS MUCH
TRICKIER AND LESS CONFIDENT WED THROUGH THU....YET THE MAIN IDEA
WILL BE TO ADVECT HIGHER AMOUNTS OF ATL MOISTURE TO THE AREA AS THE
SFC WAVE EITHER PERSISTS ALONG THE COASTAL BOUNDARY OR MOVES WEST
ACROSS S/RN GA. THEREFORE...POPS WILL BE INCREASED TO LOW END
CHANCES THROUGH THU...PRIMARILY ACROSS THE UPSLOPE REGIONS. MAX
TEMPS WILL REMAIN ADVERTISED NEAR NORMAL OR EVEN A FEW DEGREES BELOW
AS WIDESPREAD CLOUDINESS IS EXPECTED TO DEVELOP IN E/LY OR NE/LY
FLOW.

&&

.AVIATION /02Z FRIDAY THROUGH TUESDAY/...
SCATTERED TO NUMEROUS TSTMS WILL LINGER ACROSS THE MOUNTAINS BEFORE
BECOMING ISOLATED LATER THIS EVENING. WILL HAVE TO MONITOR THE
PROGRESS THROUGH ABOUT 02 UTC...AS STORMS NEAR KAVL.
OTHERWISE...JUST VARIABLE...BUT MOSTLY SCT VFR LVL CLOUDS WILL BE
SEEN ACRS THE FA. STILL EXPECTING REDEVELOPMENT OF NOCTURNAL
STRATOCU...BUT CIG RESTRICTIONS ARE EXPECTED TO BE LIMITED. AREAS OF
5-6SM IN PRE-DAWN BR IS EXPECTED AS WELL...WITH LOCALLY IFR VSBYS
POSSIBLE IN THE MTN VALLEYS. GREATER CVRG OF AFTERNOON TSTMS ARE
EXPECTED ON FRIDAY AND HAVE INTRODUCED CB AT ALL TERMINAL LOCATIONS.

AT KCLT...SCT VFR LVL STRATOCU WILL LINGER INTO THE OVERNIGHT
HOURS...WITH LIGHT SE WINDS. WILL STICK CLOSE TO THE LATEST MAV/LAV
GUIDANCE FOR FLIGHT RESTRICTIONS...HANGING TOUGH WITH LOW VFR...BUT
KEEPING A HEDGE SCT LAYER FOR MVFR AND EVEN A FEW IFR STRATUS DURING
THE PRE-DAWN HOURS. ALSO PLAN ON JUST VFR LVL BR. WINDS TO REMAIN ON
LIGHT SIDE AND WITH A SOUTHERLY COMPONENT. INCREASED AFTERNOON TSTM
CHANCES WARRANTS AND INTRODUCTION OF CB MENTION.

OUTLOOK...PRECIP CHANCES INCREASE THROUGH SATURDAY...ESPECIALLY OVER
THE MTNS. MORNING FOG AND STRATUS ARE POSSIBLE...ESPECIALLY WHERE
RAIN FALLS. A COLD FRONT WILL CROSS THE AREA ON SUNDAY...POSSIBLY
BRINGING WIDESPREAD FLIGHT RESTRICTIONS TO THE AREA. VFR IS EXPECTED
MONDAY...THOUGH MOISTURE MAY NOT BE TOO FAR OFF TO OUR SOUTHEAST
ALONG THE STALLING FRONT.

&&

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

&&

SYNOPSIS...SBK
NEAR TERM...CSH/JDL
SHORT TERM...RWH
LONG TERM...SBK
AVIATION...CSH/JDL
Hazardous weather outlook, May 14, 10:26 PM EDT, 21 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1026 PM EDT THU MAY 14 2009

NCZ033-035>037-048>053-056>059-062>065-068>070-501>510-160230-
AVERY-ALEXANDER-IREDELL-DAVIE-MADISON-YANCEY-MITCHELL-SWAIN-HAYWOOD-
BUNCOMBE-CATAWBA-ROWAN-GRAHAM-NORTHERN JACKSON-MACON-
SOUTHERN JACKSON-TRANSYLVANIA-HENDERSON-CLEVELAND-LINCOLN-GASTON-
CALDWELL MOUNTAINS-GREATER CALDWELL-BURKE MOUNTAINS-GREATER BURKE-
MCDOWELL MOUNTAINS-EASTERN MCDOWELL-RUTHERFORD MOUNTAINS-
GREATER RUTHERFORD-POLK MOUNTAINS-EASTERN POLK-
1026 PM EDT THU MAY 14 2009

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

.DAY ONE...TONIGHT.

NUMEROUS TO SCATTERED SHOWERS AND EMBEDDED THUNDERSTORMS WILL
LINGER ACROSS THE AREA INTO THE OVERNIGHT HOURS. LOCALLY HEAVY
TO EXCESSIVE RAIN WILL BE THE BIGGEST THREAT...ESPECIALLY ACROSS
THE MOUNTAINS.

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SKYWARN SPOTTERS ARE REQUESTED TO FORWARD ANY REPORTS OF HEAVY RAIN
OR FLASH FLOODING TO OUR OFFICE.

GAZ010-017-018-026-028-029-NCZ071-072-082-SCZ001>014-019-160230-
RABUN-HABERSHAM-STEPHENS-FRANKLIN-HART-ELBERT-MECKLENBURG-CABARRUS-
UNION NC-OCONEE MOUNTAINS-PICKENS MOUNTAINS-GREENVILLE MOUNTAINS-
GREATER OCONEE-GREATER PICKENS-GREATER GREENVILLE-SPARTANBURG-
CHEROKEE-YORK-ANDERSON-ABBEVILLE-LAURENS-UNION SC-CHESTER-GREENWOOD-
1026 PM EDT THU MAY 14 2009

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

.DAY ONE...TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

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

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

NONE.

In the hours before

Special weather statement, May 14, 7:33 PM EDT, 3 hours 14 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
733 PM EDT THU MAY 14 2009

NCZ033-048>050-052-053-150015-
AVERY-BUNCOMBE-HAYWOOD-MADISON-MITCHELL-YANCEY-
733 PM EDT THU MAY 14 2009

...STRONG THUNDERSTORMS AND HEAVY RAINFALL WILL AFFECT LOCATIONS
FROM ASHEVILLE TO NEWLAND THROUGH 815 PM EDT...

AT 728 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
HEAVY SHOWERS AND STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM
BAKERSVILLE TO NEAR CANTON...AND WEST TO THE TENNESSEE
BORDER...MOVING EAST AT 15 MPH.

THESE THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE GUSTY WINDS
TO 35 MPH...SMALL HAIL...AND VERY HEAVY RAINFALL. RAINFALL RATES OF
1 TO 2 INCHES PER HOUR WILL BE POSSIBLE IN THE HEAVIEST SHOWERS.
THIS COULD PRODUCE LOCALIZED FLOODING...ESPECIALLY ACROSS PARTS OF
WESTERN MADISON COUNTY AND NORTHERN YANCEY COUNTY. A FLOOD ADVISORY
IS ALREADY IN EFFECT FOR NORTHERN HAYWOOD COUNTY.

HG
Special weather statement, May 14, 8:03 PM EDT, 2 hours 44 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
803 PM EDT THU MAY 14 2009

NCZ049-150030-
YANCEY-
803 PM EDT THU MAY 14 2009

...A STRONG THUNDERSTORM WILL AFFECT YANCEY COUNTY THROUGH 830 PM
EDT...

AT 801 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 5 MILES WEST OF BURNSVILLE...MOVING EAST AT 15
MPH. THIS THUNDERSTORM WILL AFFECT MAINLY LOCATIONS IN AND NEAR
BURNSVILLE.

PEA SIZE HAIL AND WIND GUSTS OF 30 TO 40 MPH ARE EXPECTED WITH THIS
STORM. VERY HEAVY RAINFALL IS ALSO OCCURRING...WHICH COULD FLOOD LOW
LYING AREAS SUCH AS DITCHES AND UNDERPASSES. WATER LEVELS OF SMALL
STREAMS AND RIVERS WILL ALSO RISE.

HG
Special weather statement, May 14, 8:47 PM EDT, 2 hours before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
847 PM EDT THU MAY 14 2009

NCZ049-150200-
YANCEY-
847 PM EDT THU MAY 14 2009

...HEAVY RAINFALL TO CONTINUE ACROSS YANCEY COUNTY THROUGH 945
PM...

A SERIES OF SHOWERS AND THUNDERSTORMS WILL CONTINUE TO PRODUCE
LOCALLY HEAVY RAINFALL ACROSS YANCEY COUNTY THROUGH 945 PM. RECENT
HEAVY DOWNPOURS HAVE PRODUCED RAINFALL AT RATES OF 2 TO 3 INCHES
PER HOUR IN THE BURNSVILLE AREA...AND ADDITIONAL RAINFALL AMOUNTS
OF ONE HALF TO ONE INCH WILL BE POSSIBLE.

HIGH WATER CONDITIONS ARE DEVELOPING ALONG BANKS CREEK AND THE
CANE RIVER WEST OF BURNSVILLE. WATER LEVELS COULD APPROACH OR
EXCEED BANKFULL IN LOW LYING AREAS THIS EVENING. BE VERY CAREFUL
IF DRIVING AFTER DARK. DO NOT ATTEMPT TO DRIVE THROUGH ANY FLOODED
ROADWAYS.

HG
Special weather statement, May 14, 9:31 PM EDT, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
931 PM EDT THU MAY 14 2009

NCZ051-058-150230-
GRAHAM-SWAIN-
931 PM EDT THU MAY 14 2009

...STRONG THUNDERSTORMS WILL AFFECT GRAHAM AND SWAIN COUNTIES
THROUGH 1030 PM EDT...

AT 929 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 3 MILES SOUTH OF
MARYVILLE TO 4 MILES WEST OF TAPOCO TO 17 MILES NORTHWEST OF
MURPHY...MOVING EAST AT 20 MPH.

THESE STORMS WILL AFFECT GRAHAM AND SWAIN COUNTIES THROUGH 1030
PM...INCLUDING TAPOCO...FONTANA VILLAGE...SANTEETLAH LAKE...FONTANA
LAKE AND STECOAH.

SMALL HAIL...WIND GUSTS OF 30 TO 40 MPH...AND VERY HEAVY RAINFALL
ARE POSSIBLE WITH THESE THUNDERSTORMS.

HG
Special weather statement, May 14, 10:23 PM EDT, 24 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1023 PM EDT THU MAY 14 2009

NCZ033-048>050-053-501-503-505-150430-
AVERY-MADISON-YANCEY-MITCHELL-BUNCOMBE-CALDWELL MOUNTAINS-
BURKE MOUNTAINS-MCDOWELL MOUNTAINS-
INCLUDING THE CITIES OF...NEWLAND...SPRUCE PINE...ASHEVILLE
1023 PM EDT THU MAY 14 2009

...HEAVY RAINFALL TO AFFECT THE NORTHERN AND CENTRAL MOUNTAINS OF
NORTH CAROLINA INTO THE EARLY MORNING HOURS...

WIDESPREAD SHOWERS AND THUNDERSTORMS WILL PERSIST ACROSS MOUNTAIN
LOCATIONS FROM ASHEVILLE TO HOT SPRINGS TO NEWLAND UNTIL SHORTLY
AFTER MIDNIGHT. THESE THUNDERSTORMS WILL PRODUCE LOCALLY HEAVY
RAINFALL OVER LOCATIONS THAT HAVE ALREADY EXPERIENCED HEAVY RAIN
THIS EVENING...IN SOME CASES UP TO TWO OR THREE INCHES.

THE ADDITIONAL HEAVY RAIN...FALLING AT RATES OF 1/2 TO 1 INCH PER
HOUR IN SPOTS...WILL LEAD TO RAPID RISES ALONG AREA STREAMS AND
CREEKS...AND COULD PRODUCE ISOLATED FLOODING OR MUDSLIDES.

IF YOU MUST DRIVE THIS EVENING...BE ON THE LOOKOUT FOR HIGH WATER
CONDITIONS. DO NOT ATTEMPT TO DRIVE THROUGH ANY FLOODED ROADWAYS.
TURN AROUND AND FIND ANOTHER ROUTE.

GERAPETRITIS
Local storm report, May 14, 10:28 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
1028 PM EDT THU MAY 14 2009

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

1000 PM     FLASH FLOOD      7 N MARS HILL           35.93N 82.55W
05/14/2009                   MADISON            NC   TRAINED SPOTTER

            MUDSLIDE REPORTED ON PUNCHEON FORK ROAD.

1000 PM     FLASH FLOOD      6 N MARS HILL           35.92N 82.55W
05/14/2009                   MADISON            NC   TRAINED SPOTTER

            LITTLE CREEK CHURCH ALONG HW-23 TAKING ON WATER.

&&

BSH

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 8:37 PM EDTAreal Flood AdvisoryGSPMadison3 hr
May 14, 9:49 PM EDTFlash Flood WarningGSPMadison3 hr
May 14, 11:01 PM EDTAreal Flood AdvisoryGSPBuncombe, Henderson3 hr
May 14, 11:31 PM EDTFlash Flood WarningGSPBuncombe, Henderson3 hr
May 15, 1:49 PM EDTAreal Flood AdvisoryGSPHaywood76 min
May 15, 2:02 PM EDTSevere Thunderstorm WarningGSPHaywood42 min
May 15, 2:41 PM EDTAreal Flood AdvisoryGSPBuncombe, Haywood, Madison3 hr
May 15, 3:21 PM EDTAreal Flood AdvisoryGSPJackson3 hr
May 15, 3:31 PM EDTAreal Flood AdvisoryGSPAvery3 hr
May 15, 4:33 PM EDTAreal Flood AdvisoryGSPMacon2 hr
May 15, 4:56 PM EDTAreal Flood AdvisoryGSPHenderson, Transylvania100 min
May 15, 6:46 PM EDTAreal Flood AdvisoryGSPJackson, Macon, Transylvania3 hr

Nearby

Flash Flood Warnings in North Carolina, 2009Every flash flood warning in 2009

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.