Alert archive / South Carolina / Flash Flood Warnings in 2004

Flash Flood Warning 10, NWS Greenville-Spartanburg, SC

June 14, 2004Greenville County, South Carolina

NWS Greenville-Spartanburg, SC issued this flash flood warning at Jun 14, 2004, 3:49 PM EDT for Greenville County, South Carolina. It was in force for 26 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
Jun 14, 2004, 3:49 PM EDT (19:49 UTC)
Expired
Jun 14, 2004, 4:15 PM EDT
In force
26 min
Issued by
NWS Greenville-Spartanburg, SC
Area
Counties, with a storm outline in the text

County Greenville County, SC

The radar

The Greer radar (KGSP), 16 km from the middle of the area, began a volume at 19:49 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.8 hours before the alert went out and 259 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 2004-06-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 132 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 2004-06-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
132 J/kg
Mixed-layer CIN
-76 J/kg
Mixed-layer LCL
620 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
46 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.

000 
WGUS52 KGSP 141951
FFWGSP
SCC045-142015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
349 PM EDT MON JUN 14 2004

THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GREENVILLE COUNTY IN UPSTATE SOUTH CAROLINA

* UNTIL 415 PM EDT

* AT 346 PM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH   
FLOODING FROM A THUNDERSTORM NEAR GREENVILLE...PARTICULARLY ON THE 
NORTHWEST SIDE OF THE CITY...MOVING NORTHEAST AT 20 MPH.

THE GREENVILLE COUNTY SHERIFFS OFFICE REPORTS MAJOR FLOODING AT THE
INTERSECTION OF HIGHWAY 253 AND CEDAR LANE.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

LAT...LON 3493 8251 3477 8241 3480 8221 3513 8234

$$

DICARLO
1 follow-up statement
000 
WGUS72 KGSP 142015
FFSGSP
SCC045-142015-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
412 PM EDT MON JUN 14 2004

...THE FLASH FLOOD WARNING FOR NORTHERN GREENVILLE COUNTY WILL EXPIRE
AT 415 PM EDT...

NO FURTHER REPORTS HAVE BEEN RECEIVED BY THE GREENVILLE COUNTY 
SHERIFFS OFFICE.  HEAVY RAIN SHOWERS ARE EXPECTED TO CONTINUE 
THROUGH THE REST OF THIS EVENING AND INTO TUESDAY MORNING.  

LOCAL FLOODING IS POSSIBLE...PARTICULARLY IN LOW LYING OR URBAN AREA.
REMEMBER MOST FLOOD FATALITIES OCCUR IN VEHICLES...IF YOU SEE WATER
CROSSING A ROAD...STOP...AND TURN AROUND.

LAT...LON 3493 8251 3477 8241 3480 8221 3513 8234

$$

DICARLO

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 Jun 14, 2:37 PM EDT, 1 hour 12 minutes earlier.

Area forecast discussion, Jun 14, 2:37 PM EDT, 1 hour 12 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
237 PM EDT MON JUN 14 2004

.SHORT TERM (TONIGHT THROUGH THURSDAY)...
STRONG MID AND UPPER LEVEL RIDGE WILL REMAIN DOMINANT FEATURE ACROSS
SOUTHEASTERN STATES. BUT FLOW AROUND WESTERN PERIPHERY OF RIDGE AND
JUST AHEAD OF LOWER MS VALLEY TROUGH ARE PROVIDING AN AVENUE FOR
DEEP MOISTURE TO CONTINUE FEEDING NORTHWARD FROM GULF COAST REGION
INTO SOUTHERN APPALACHIANS.  LOW-LEVEL FLOW IS MORE SOUTHEAST
PROVIDING A MOISTURE FEED FROM THE ATLANTIC. PERSISTENT RIDGE WILL
NOT ALLOW SOUTHWARD PENETRATION OF MIDWEST TROUGH AND SURFACE DURING
EARLY AND MID WEEK... SO WEAK UPPER LEVEL AND SURFACE FEATURES AND
DAYTIME HEATING WILL BE MAIN TRIGGERS FOR CONVECTION. BEST SYNOPTIC
SCALE FORCING WILL REMAIN PRIMARILY TO OUR SOUTHWEST NEAR GULF COAST
SYSTEM.

SMALL LINES AND CLUSTERS OF SHOWERS AND THUNDERSTORMS HAVE FORMED
PAST HOUR OR TWO.  A STEADY DRIFT TOWARD THE NORTH IS PREVENTING
EXCESSIVE RAINFALL TOTALS... SO FAR. PLAN TO CONTINUE CATEGORICAL
AND LIKELY POPS WESTERN ZONES AND CHANCE POPS IN THE EAST INTO THE
EVENING.  POPS LATER TONIGHT WILL DECREASE TO CHANCE EVERYWHERE.
POPS TUESDAY AFTERNOON WILL INCREASE TO LIKELY IN THE WEST AND
CHANCE IN THE EAST.  AS RIDGE AXIS BECOMES ELONGATED IN MORE
EAST/WEST DIRECTION DURING WEDNESDAY...FLOW ALOFT BECOMES MORE
WESTERLY AND TRANSPORT OF DEEP MOISTURE FROM GULF WILL BECOME LESS
IMPRESSIVE.  CHANCE POPS WILL BE INCLUDED FOR BOTH WEDNESDAY AND
THURSDAY AFTERNOON AND EVENING.

.LONG TERM (THURSDAY NIGHT THROUGH MONDAY)...
SERIES OF SHORT WAVES MOVING THROUGH ZONAL FLOW DURING THE END OF THE
WEEK. TYPICAL SCATTERED AFTERNOON AND EVENING THUNDERSTORMS EACH DAY.
SUNDAY A WELL DEFINED IMPULSE SHOULD MOVE COLD FRONT ACROSS AREA
ENHANCING CONVECTION.  MODELS IN GOOD AGREEMENT ON POSITION...GFS
MORE AGRESSIVE THAN OTHER LONG TERM MODELS...KEEPING WEEKEND TSTMS
IN CHANCE CATEGORY UNTIL WE SEE CONSISTENT RUNS.  FOLLOWING FROPA
SUNDAY TEMPS DROP SOME BUT AGAIN WILL WAIT FOR CONSISTENT RUNS
BEFORE DROPPING TEMPS TO GFS FCTS.
&&

.AVIATION...
CONVECTION ALREAD STARTING WITH INCREASE IN ACTIVITY EXPECTED FOR THE
REST OF THE DAY. GOOD TROPICAL MOISTURE AND WINDS NORMAL TO TERRAIN
SHOULD ENHANCE CONVECTION ALONG THE ESCARPMENT AND MOUNTAINS.  WITH
MORE PRECIPITAION EXPECTED THIS AFTERNOON AND EVENING...FOG AND LOW
STRATUS IN FCST FOR TUESDAY MORNING.

&&

.PRELIMINARY POINT TEMPS/POPS...
GSP  68  82  68  87 /  60  60  50  40
AND  68  81  68  88 /  60  60  40  40
CLT  68  81  69  87 /  50  50  50  40
HKY  67  81  67  87 /  50  60  50  40
AVL  64  78  64  84 /  60  70  50  40
&&

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

LGL/VAD
Hazardous weather outlook, Jun 14, 6:00 AM EDT, 9 hours 49 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
600 AM EDT MON JUN 14 2004

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-151000-
ABBEVILLE SC-ALEXANDER NC-ANDERSON SC-AVERY NC-BUNCOMBE NC-BURKE NC-
CABARRUS NC-CALDWELL NC-CATAWBA NC-CHEROKEE SC-CHESTER SC-
CLEVELAND NC-DAVIE NC-ELBERT GA-FRANKLIN GA-GASTON NC-GRAHAM NC-
GREATER GREENVILLE SC-GREATER OCONEE SC-GREATER PICKENS SC-
GREENVILLE MOUNTAINS SC-GREENWOOD SC-HABERSHAM GA-HART GA-HAYWOOD NC-
HENDERSON NC-IREDELL NC-LAURENS SC-LINCOLN NC-MACON NC-MADISON NC-
MCDOWELL NC-MECKLENBURG NC-MITCHELL NC-NORTHERN JACKSON NC-
OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-POLK NC-RABUN GA-ROWAN NC-
RUTHERFORD NC-SOUTHERN JACKSON NC-SPARTANBURG SC-STEPHENS GA-
SWAIN NC-TRANSYLVANIA NC-UNION SC-UNION NC-YANCEY NC-YORK SC-
600 AM EDT MON JUN 14 2004

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

.DAY ONE...
SHOWERS AND THUNDERSTORMS WILL DEVELOP AGAIN TODAY AND TONIGHT ACROSS
THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. THERE IS THE POTENTIAL
FOR HEAVY RAIN THAT COULD POSSIBLY RESULT IN SOME FLOODING
CONCERNS...PARTICULARLY OVER THE MOUNTAINS OF NORTH CAROLINA. A FLOOD
WATCH MAY BE ISSUED LATER TODAY. FOR MORE INFORMATION...SEE THE
SPECIAL WEATHER STATEMENT (SPSGSP) ISSUED AT 447 AM.

.DAYS TWO THROUGH SEVEN...

ADDITIONAL HEAVY RAIN IS POSSIBLE ON TUESDAY AND TUESDAY EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE REQUIRED LATER TODAY AND TONIGHT...MAINLY
FOR REPORTING RAINFALL.

MOORE

In the hours before

Special weather statement, Jun 14, 3:40 PM EDT, 9 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
340 PM EDT MON JUN 14 2004

GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014-
019-150200-
ABBEVILLE SC-ALEXANDER NC-ANDERSON SC-AVERY NC-BUNCOMBE NC-BURKE NC-
CABARRUS NC-CALDWELL NC-CATAWBA NC-CHEROKEE SC-CHESTER SC-
CLEVELAND NC-DAVIE NC-ELBERT GA-FRANKLIN GA-GASTON NC-GRAHAM NC-
GREATER GREENVILLE SC-GREATER OCONEE SC-GREATER PICKENS SC-
GREENVILLE MOUNTAINS SC-GREENWOOD SC-HABERSHAM GA-HART GA-HAYWOOD NC-
HENDERSON NC-IREDELL NC-LAURENS SC-LINCOLN NC-MACON NC-MADISON NC-
MCDOWELL NC-MECKLENBURG NC-MITCHELL NC-NORTHERN JACKSON NC-
OCONEE MOUNTAINS SC-PICKENS MOUNTAINS SC-POLK NC-RABUN GA-ROWAN NC-
RUTHERFORD NC-SOUTHERN JACKSON NC-SPARTANBURG SC-STEPHENS GA-
SWAIN NC-TRANSYLVANIA NC-UNION SC-UNION NC-YANCEY NC-YORK SC-
340 PM EDT MON JUN 14 2004

...THUNDERSTORMS AND LOCALLY HEAVY RAIN FOR THE WESTERN CAROLINAS AND
EXTREME NORTHEAST GEORGIA THIS EVENING...

THE WIND FLOW AROUND A HIGH PRESSURE SYSTEM OVER THE WESTERN ATLANTIC
AND AN AREA OF LOW PRESSURE IN THE GULF OF MEXICO WILL FEED VERY
MOIST AIR INTO THE SOUTHERN APPALACHIAN REGION AND PIEDMONT OF THE
CAROLINAS AND EXTREME NORTHEAST GEORGIA DURING THE EVENING.

AFTERNOON HEATING PROMOTED THE DEVELOPMENT OF SMALL LINES AND
CLUSTERS OF SHOWERS AND THUNDERSTORMS. THE SHOWERS AND THUNDERSTORMS
WILL CONTINUE ACROSS THE AREA INTO THE EVENING HOURS.  LOCALLY HEAVY
RAIN COULD PRODUCE HIGH WATER LEVELS IN POOR DRAINAGE AREAS. MOST OF
THE SHOWERS WERE MOVING TO THE NORTH AND NORTHEAST AT ABOUT 10 MPH.

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS THIS EVENING.

STAY TUNED TO NOAA WEATHER RADIO OR THE MEDIA FOR THE LATEST WEATHER
INFORMATION.

LGL

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 14, 6:30 PM EDTFlash Flood WarningGSPGreenville2 hr

Nearby

Flash Flood Warnings in South Carolina, 2004Every flash flood warning in 2004

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.