Alert archive / North Carolina / Flash Flood Warnings in 2004
Flash Flood Warning 33, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Jul 11, 2004, 8:02 PM EDT for Mecklenburg 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
- Jul 11, 2004, 8:02 PM EDT (00:02 UTC)
- Expired
- Jul 11, 2004, 11:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Counties, with a storm outline in the text
County Mecklenburg County, NC
The radar
The Greer radar (KGSP), 137 km from the middle of the area, began a volume at 00:05 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, 0.0 hours before the alert went out and 128 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.
- Mixed-layer CAPE
- 852 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 1343 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 11 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS52 KGSP 120005
FFWGSP
NCC119-120300-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
802 PM EDT SUN JUL 11 2004
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* FLASH FLOOD WARNING FOR...
MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA
* UNTIL 1100 PM EDT
* AT 759 PM EDT...WEATHER RADAR SHOWED NUMEROUS SHOWERS AND
THUNDERSTORMS ACROSS EXTREME SOUTHERN MECKLENBURG COUNTY...BETWEEN
CHARLOTTE AND MATTHEWS. FLASH FLOODING WAS REPORTED FROM A
THUNDERSTORM. AN OBSERVER FROM MATTHEWS REPORTED 2.37 INCHES OF
RAIN HAD FALLEN BETWEEN 715 PM AND 745 PM. RAINFALL OF THIS MAGNITUDE
WILL LIKELY LEAD TO FLOODING ALONG FOUR MILE CREEK...ROCKY BRANCH
AND FLAT BRANCH...AS WELL AS URBAN FLOODING OF POOR DRAINAGE
AREAS IN AND AROUND MATTHEWS.
* STORMS WERE DRIFTING TO THE EAST AND RADAR TRENDS SUGGESTED
ADDITIONAL STORMS WILL DEVELOP OVER THIS REGION THROUGH LATE
EVENING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND. EVEN MODERN SPORT UTILITY VEHICLES CANNOT BE
SAFELY DRIVEN THROUGH FLOOD WATERS.
TO REPORT FLOODING... HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
GREENVILLE-SPARTANBURG.
LAT...LON 3526 8066 3517 8090 3507 8089 3501 8086
3521 8055
$$
BURRUS1 follow-up statement
000
WGUS72 KGSP 120119
FFSGSP
NCC119-120300-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
918 PM EDT SUN JUL 11 2004
...A FLASH FLOOD WARNING CONTINUES UNTIL 1100 PM EDT FOR
MECKLENBURG COUNTY...
AT 915 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE SHOWERS AND THUNDERSTORMS OVER SOUTHERN AND EASTERN
MECKLENBURG COUNTY. THE STORMS HAD BUILT NORTH TOAWRD CROFT AND
HUNTERSVILLE. RAINFALL HAS BEEN TORRENTIAL. AN OBSERVER IN MATTHEWS
REPORTED 3.4 INCHES OF RAIN HAD FALLEN SO FAR THIS EVENING...AND AN
AUTOMATED GAGE IN THE SAME AREA REPORTED SIMILAR RAINFALL AMOUNTS.
RAINFALL OF AROUND 2 INCHES WAS REPORTED FROM THE RAY ROAD AND MCKEE
ROAD AREAS. THROUGH 11 PM...A SLOW WEAKENING OF THE STORMS IS
EXPECTED ALONG WITH A DECREASE IN RAINFALL AMOUNTS...BUT AN
ADDITIONAL INCH OF RAIN IS LIKELY FROM CHARLOTTE TO MATTHEWS AND
MINT HILL.
URBAN FLOODING WAS REPOTED ALONG MONROE AND SARDIS ROAD...IN THE
VICINITY OF MATTHEWS. OTHER ROADS MAY BECOME IMPASSABLE AS THE
EXCESSIVE RAINFALL WORKS SOUTH TOWARD PINEVILLE AND THE CATAWBA
RIVER.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.
TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
GREENVILLE-SPARTANBURG.
LAT...LON 3526 8067 3535 8069 3541 8079 3537 8089
3517 8091 3507 8089 3501 8086 3507 8071
3521 8055
$$
BURRUSWhat 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 Jul 11, 2:50 PM EDT, 5 hours 12 minutes earlier.
Area forecast discussion, Jul 11, 2:50 PM EDT, 5 hours 12 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 250 PM EDT SUN JUL 11 2004 .SHORT TERM (TONIGHT THROUGH WEDNESDAY NIGHT)... NUMEROUS SHOWERS AND THUNDERSTORMS ARE DEVELOPING ALONG THE LEE SLOPES ATTM. COMBINATION OF 10 KT ELY UPSLOPE FLOW (AS SEEN ON THE KGSP-88D VAD WIND PROFILER) AND VERY HIGH DWPT AIR (L70S) IS RESULTING IN THE PCPN. WE REALLY ARE NOT ALL THAT FAVORABLE ALOFT WITH WEAK ANITCYCLONIC FLOW...BUT LLVL FORCING IS OVERCOMING THAT. SO FAR PCPN HAS NOT ANCHORED VERY LONG IN ONE PLACE. INSTEAD IT SEEMS TO MOVE ONTO NEW...UNDISTURBED AIR RATHER THAN STANDING IN ONE PLACE. THIS PROBABLY HAS SOMETHING TO DO WITH THE WEAK DEEP LAYER SHEAR...BUT STILL WOULD NOT BE SURPRISED TO SEE A FEW FLOODING PROBLEMS DEVELOP. WE HAVE AN SPS ADDRESSING THIS ISSUE. ALL THE NUMERICAL MODELS PROG THE LLVL FLOW TO VEER RATHER MARKEDLY EARLY THIS EVENING...SO I THINK WE WL SEE THE PCPN BEGIN TO MOVE A LITTLE MORE TO THE EAST AND AFFECT SLOPES WITH A DIFFERENT ASPECT. THEREFORE WL NOT ISSUE A FLOOD WATCH ATTM. LATER TNGT BOTH THE ETA AND GFS BRING A WEAK H5 SHORTWAVE INTO THE MTN ZONES. THE MID SHIFT CAUGHT ON TO THIS AND HAVE CONTINUED CHANCE POPS ALL NGHT IN THE WRN MTNS. MON AND TUE LOOK QUITE SIMILAR WITH WEAK CYCLONIC FLOW OVER THE REGION AS HGHTS BEGIN TO FALL OVER THE ERN CONUS. LAYER RH VALUES ARE HIGHER ON MON...SO SUSPECT COVERAGE WL BE GREATER. SPC EVEN HAS US IN A SEE TEXT AREA...SUSPECTING THAT SOME WET MICROBURSTS MIGHT BE POSSIBLE LATER TMRW. LATE MON NGHT WE ONCE AGAIN SEE SHORT WAVE ENERGY ENTER THE WRN ZONES..AND HAVE AGAIN KEPT ELEVATED POPS IN THE WRN ZONES. WITH A DRIER COLUMN ON TUE...HAVE LOWERED POPS TO 30 PERCENT ACROSS THE CWA. SEVERE THREAT MAY BE LITTLE HIGHER WITH EVEN DRIER AIR ALOFT...THOUGH IT WL BE LOCALIZED WITH LGT SHEAR. ON WED AN UNSEASONABLY STRONG LONG WAVE TROF RAPIDLY BEGINS TO DEEPEN OVER THE ERN CONUS. THIS WL SEND A RATHER STRONG COLD FRONT THROUGH THE REGION WED NGHT. MODELS SHOW GOOD INSTABILITY AHEAD OF THE FRONT...BROAD H5 PVA AND BETTER SHEAR THAN WE HAVE HAD FOR A WHILE. THE BEST LLVL CONVERGENCE STAYS WELL E OF THE REGION...BUT CERTAINLY CANNOT RULE OUT CHANCE POPS ATTM WED AFTN. && .LONG TERM (THURSDAY THROUGH SUNDAY)... WE WL BE ON THE BACK SIDE OF THE STRONG LONG WAVE TROF THU-SAT WHICH WILL RESULT IN COOLER TEMPS AND LOWER DWPTS. AFTER THE RECENT MUGGY AND HOT WEATHER...IT WL FEEL VERY NICE. SOME TEMPERATURE AND DWPT RECOVERY ON SUN AS FLOW BECOMES MORE ZONAL...BUT WL STILL KEEP THE FORECAST DRY. && .GSP WATCHES/WARNINGS/ADVISORIES... GA...NONE. NC...NONE. SC...NONE. && SHORT TERM...BPM LONG TERM...JAT
Hazardous weather outlook, Jul 11, 5:48 AM EDT, 14 hours 14 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 548 AM EDT SUN JUL 11 2004 GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014- 019-120947- 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- 548 AM EDT SUN JUL 11 2004 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA... UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA. .DAY ONE... SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP TODAY ALONG THE REMNANTS OF A STALLED FRONT ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. COVERAGE OF THE THUNDERSTORMS WILL BE GREATEST ACROSS WESTERN NORTH CAROLINA. THE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING FREQUENT LIGHTNING AND BRIEFLY GUSTY WINDS. ALSO...ANY THUNDERSTORMS THAT DEVELOP WILL MOVE VERY SLOWLY. TORRENTIAL DOWNPOURS WILL BE POSSIBLE WITH ANY THUNDERSTORM. .DAYS TWO THROUGH SEVEN... MAINLY AFTERNOON AND EVENING THUNDERSTORMS MAY DEVELOP EACH DAY THROUGH WEDNESDAY...WHEN A COLD FRONT WILL CROSS THE AREA. THE USUAL HAZARDS OF LIGHTNING...LOCALLY HEAVY RAINFALL...AND BRIEF WIND GUSTS WILL BE POSSIBLE WITH ANY OF THESE THUNDERSTORMS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED. HG
In the hours before
Local storm report, Jul 11, 3:38 PM EDT, 4 hours 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
338 PM EDT SUN JUL 11 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0325 PM TSTM WND DMG 3 SE GREER 34.91N 82.19W
07/11/2004 SPARTANBURG SC AMATEUR RADIO
HAM RADIO OPERATOR REPORTED TREES AND POWER LINES DOWN IN
THE ABNER CREEK...LIBERTY HILL ROAD AREA...BETWEEN
HIGHWAY 14 AND HIGHWAY 101. OPERATOR SAID STRAIGHT LINE
WIND DAMAGE.
&&
DEOLocal storm report, Jul 11, 3:49 PM EDT, 4 hours 13 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
349 PM EDT SUN JUL 11 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0340 PM HAIL 3 SW GREENVILLE 34.81N 82.41W
07/11/2004 0.75 INCH GREENVILLE SC TRAINED SPOTTER
A TRAINED SPOTTER REPORTED PENNY SIZED HAIL ON WHITEHORSE
ROAD ABOUT 3 MILES NORTH OF INTERSTATE 85.
&&
DEOLocal storm report, Jul 11, 4:10 PM EDT, 3 hours 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
410 PM EDT SUN JUL 11 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0330 PM TSTM WND DMG 4 NE GREER 34.98N 82.18W
07/11/2004 SPARTANBURG SC NWS EMPLOYEE
NUMEROUS TREES DOWN ALONG HAMPTON ROAD BETWEEN GREER AND
INMAN.
&&
DEOLocal storm report, Jul 11, 5:51 PM EDT, 2 hours 11 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
551 PM EDT SUN JUL 11 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0503 PM TSTM WND DMG 3 NE HONEA PATH 34.48N 82.36W
07/11/2004 ANDERSON SC COUNTY OFFICIAL
LARGE TREE LIMBS DOWN ON US HWY 76 BETWEEN HONEA PATH AND
PRINCETON IN EXTREME EASTERN ANDERSON COUNTY. FIRE DEPT
HAD TO CUT LIMBS OFF ROAD.
&&
MOORELocal storm report, Jul 11, 5:58 PM EDT, 2 hours 4 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
558 PM EDT SUN JUL 11 2004
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION...ST.. ...SOURCE....
..REMARKS..
0530 PM TSTM WND DMG 5 N UNION 34.80N 81.62W
07/11/2004 UNION SC COUNTY OFFICIAL
POWER LINES DOWN NEAR KELTON ON HWY 9.
&&
DEOThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 11, 8:15 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 60 min |
| Jul 11, 11:00 PM EDT | Flash Flood Warning | GSP | Mecklenburg | 2 hr |
| Jul 12, 6:17 PM EDT | Severe Thunderstorm Warning | GSP | Iredell | 58 min |
Nearby
Flash Flood Warnings in North 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.