Alert archive / North Carolina / Flash Flood Warnings in 2003
Flash Flood Warning 115, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 10, 2003, 7:55 PM EDT for Iredell County, Rowan County, North Carolina. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 10, 2003, 7:55 PM EDT (23:55 UTC)
- Expired
- Aug 10, 2003, 10:00 PM EDT
- In force
- 2 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Whole counties
Counties Iredell County, NC, Rowan County, NC
The radar
The Roanoke radar (KFCX), 150 km from the middle of the area, began a volume at 23:55 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 11.9 hours before the alert went out and 82 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
- 627 J/kg
- Mixed-layer CIN
- -58 J/kg
- Mixed-layer LCL
- 647 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS52 KGSP 102355 FFWGSP NCC097-159-110200- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 755 PM EDT SUN AUG 10 2003 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... SOUTHERN IREDELL COUNTY IN THE PIEDMONT OF NORTH CAROLINA ROWAN COUNTY IN THE PIEDMONT OF NORTH CAROLINA * UNTIL 1000 PM EDT * AT 741 PM EDT...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL IN AREAS FROM MOORESVILLE TO SALISBURY. RADAR ESTIMATES THAT AS MUCH AS 3 INCHES OF RAIN HAS FALLEN ACROSS THIS AREA SINCE 8 PM. AN ADDITIONAL 1 TO 2 INCHES OF RAIN IS LIKELY ACROSS THIS AREA THROUGH 9 PM. * SEVERE URBAN FLOODING IS BEING REPORTED IN MOORESVILLE. THIS FLOODING IS EXPECTED TO PERSIST AS HEAVY RAIN CONTINUES TO FALL ACROSS THE AREA. IN ADDITION...URBAN FLOODING WILL LIKELY DEVELOP IN OTHER COMMUNITIES ACROSS THE AREA...INCLUDING IN SALISBURY. IN ADDITION...SMALL CREEKS AND STREAMS ARE EXPECTED TO RISE RAPIDLY AND FLOOD ADJACENT ROADS AND LOWLANDS. 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. 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. $$ LANE
1 follow-up statement
000 WGUS72 KGSP 110130 FFSGSP NCC097-159-110200- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 930 PM EDT SUN AUG 10 2003 ...A FLASH FLOOD WARNING CONTINUES UNTIL 1000 PM EDT FOR SOUTHERN IREDELL AND ROWAN COUNTIES... COUNTY OFFICIALS AND STORM SPOTTERS REPORT SOME FLOODING HAS OCCURRED THIS EVENING ACROSS THE WARNED AREA. URBAN FLOODING CONTINUES IN THE CITY OF MOORESVILLE...WITH 1 TO 2 FEET OF WATER COVERING SOME STREETS ACROSS THE CITY. WATER WAS REPORTED TO BE COVERING THE ROAD AT WILLIAMSTON ROAD AND ALCOVE ROAD. IN ROWAN COUNTY...FOURTH CREEK HAS OVERFLOWED ITS BANKS AND IS COVERING PORTIONS OF FOSTER ROAD AND COOL SPRINGS ROAD. OTHER SMALL CREEKS AND STREAMS MAY BE FLOODED AS WELL...INCLUDING BEAVERDAM CREEK... CODDLE CREEK...DYE CREEK...AND SMALLER TRIBUTARIES. ALTHOUGH THE HEAVY RAIN HAS ENDED FOR THE MOST PART ACROSS THE WARNED AREA...LIGHT TO MODERATE RAIN WILL CONTINUE ACROSS THE AREA THROUGH THE REMAINDER OF THE EVENING...AND FLOOD WATERS MAY BE SLOW TO ABATE. DO NOT BECOME A FATALITY DO NOT CROSS FLOODED ROADS...THE ROAD COULD BE WASHED OUT FROM THE FLOW OF THE WATER...AND YOUR CAR COULD BE SWEPT AWAY BY THE SWIFTLY MOVING WATER. $$ LANE
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 Aug 10, 5:55 PM EDT, 2 hours earlier.
Area forecast discussion, Aug 10, 5:55 PM EDT, 2 hours before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 555 PM EDT SUN AUG 10 2003 A QUICK UPDATE TO THE FORECAST GRIDS AND TEXT PRODUCTS TO ACCOUNT FOR RADAR TRENDS. MAINLY...THE POP WILL BE INCREASED ACROSS THE FOOTHILLS AND PIEDMONT FOR THE EVENING HOURS. SOME TEMPS ARE ALSO ADJUSTED DOWN A FEW DEGREES WHERE ZONE GROUPINGS HAVE BEEN SPLIT. MOST OF THE CONVECTION SHOULD END BY MIDNIGHT...BUT SCATTERED CONVECTION SHOULD PERSIST ONCE AGAIN INTO THE EARLY AM. WILL EVALUATE FORECAST AGAIN IN MID EVENING. GSP... GA...NONE. NC...FLOOD WATCH FOR TONIGHT FOR ZONES NCZ034>035...NCZ054>056. SC...NONE. MOORE ...PREVIOUS DISCUSSION ISSUED AT 155 PM... FREEZING LEVEL A BIT LOWER WITH SLIGHTLY DRYER AIR MOVING IN AT MID LEVELS. UPPER TROF STILL SPINNING WEAK VORT LOBES THRU AREA AND EXPECT ANOTHER ROUND OF AT LEAST SCT TSTMS THROUGH THIS EVE. NOT MUCH CHANGE IN THE PATTERN FOR THE NEXT COUPLE DAYS...THEN THE S PART OF THE UPPER TROF THAT HAS BEEN KEEPING THE SE U.S. IN MOIST UNSTABLE FLOW IS FCST TO CUT OFF AND MOVE W...WITH THE N PART FILLING. AS THIS HAPPENS THE BERMUDA HIGH WILL PUSH INTO THE AREA TOWARD MID WEEK. THERE WILL STILL BE A LOW CHANCE OF LATE DAY TSTMS...BUT COVERAGE SHOULD BE LESS. GFS STILL HINTING AT A TROPICAL WAVE APPROACHING THE FAR SE U.S. BY THE LATTER HALF OF THE WEEK...WHICH COULD AFFECT WEATHER HERE NEXT WEEKEND OR LATER. FCSTID = 77 GSP 67 85 67 86 / 50 40 40 30 AND 67 86 68 86 / 50 40 40 30 CLT 67 85 67 86 / 50 40 40 30 HKY 64 84 65 85 / 60 50 50 30 AVL 62 81 63 82 / 60 50 50 30 RB
Hazardous weather outlook, Aug 10, 6:21 AM EDT, 13 hours 34 minutes before
GAZ010-017-018-026-028-029-NCZ033>037-048>059-062>072-082-SCZ001>014- 019-101215- HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 621 AM EDT SUN AUG 10 2003 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN NORTH CAROLINA... UPSTATE SOUTH CAROLINA...AND EXTREME NORTHEAST GEORGIA. .DAY ONE...TODAY A FLOOD WATCH IS IN EFFECT TODAY AND TONIGHT IN THE NORTHERN FOOTHILLS OF NORTH CAROLINA...FROM MCDOWELL COUNTY TO CALDWELL COUNTY...AND IN ALEXANDER AND CATAWBA COUNTIES. SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON AND EVENING ACROSS THE WESTERN CAROLINAS AND NORTHEAST GEORGIA. .DAYS TWO THROUGH SEVEN... THUNDERSTORMS ARE IN THE FORECAST FOR MOST OF THE AREA THROUGH NEXT SUNDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED. 07
In the hours before
Local storm report, Aug 10, 3:28 PM EDT, 4 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE GREENVILLE SPARTANBURG SC
328 PM EDT SUN AUG 10 2003
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
320 PM TIGER GA 1/2 INCH HAIL
08/10/03 RABUN EMERGENCY PERSONNEL
REPORTED BETWEEN PEA AND
DIME SIZE HAIL.
RBThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 10, 5:27 PM EDT | Flash Flood Warning | GSP | Buncombe, McDowell | 3 hr |
Nearby
Flash Flood Warnings in North Carolina, 2003Every flash flood warning in 2003
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.