Alert archive / North Carolina / Flash Flood Warnings in 2012
Flash Flood Warning 31, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Sep 8, 2012, 5:43 PM EDT for Mecklenburg County, North Carolina. It was in force for 3 hr. 2 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
- Sep 8, 2012, 5:43 PM EDT (21:43 UTC)
- Expired
- Sep 8, 2012, 8:30 PM EDT
- In force
- 3 hr
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Flood severity
- None
County Mecklenburg County, NC
The radar
The Greer radar (KGSP), 139 km from the middle of the area, began a volume at 21:43 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 8, 6:15 PM EDT | FLASH FLOOD | 2 Ese Charlotte, NC | WATER COVERED WENDOVER ROAD TO A DEPTH OF 2 TO 3 FEET AFTER A STORM DRAIN CLOGGED. A VAN STALLED IN THE WATER AND THE OCCUPANTS HAD TO BE RESCUED. |
| Sep 8, 6:15 PM EDT | FLASH FLOOD | 3 Se Charlotte, NC | ADDISON DRIVE AND LINCREST PLACE HAVE BEEN FLOODED BY MCMULLEN CREEK AND ARE CLOSED. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 9.7 hours before the alert went out and 123 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
- 305 J/kg
- Mixed-layer CIN
- -62 J/kg
- Mixed-layer LCL
- 814 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
635 WGUS52 KGSP 082143 FFWGSP NCC119-090030- /O.NEW.KGSP.FF.W.0031.120908T2143Z-120909T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 543 PM EDT SAT SEP 8 2012 THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL MECKLENBURG COUNTY IN THE PIEDMONT OF NORTH CAROLINA... * UNTIL 830 PM EDT * AT 540 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS THE WARNED AREA. AN AUTOMATED GAUGE AT WINTERFIELD ELEMENTARY SCHOOL REPORTED 2 INCHES OF RAIN IN LESS THAN AN HOUR. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... EASTLAND MALL AND SOUTHPARK MALL. EDWARDS BRANCH AND BRIER CREEK AND LIKELY TO FLOOD ROADS IN THIS AREA WITH THIS AMOUNT OF RAIN. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. 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 3527 8068 3517 8066 3513 8085 3522 8085 $$ MCAVOY
2 follow-up statements
720 WGUS72 KGSP 082245 FFSGSP FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 645 PM EDT SAT SEP 8 2012 NCC119-090030- /O.CON.KGSP.FF.W.0031.000000T0000Z-120909T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MECKLENBURG NC- 645 PM EDT SAT SEP 8 2012 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR CENTRAL MECKLENBURG COUNTY UNTIL 830 PM EDT... AT 637 PM EDT...LOCAL FIRE OFFICIALS REPORTED THAT LINCREST PLACE AND ADDISON ROAD WERE FLOODED AND CLOSED BY MCMULLEN CREEK. OTHER ROADS IN THIS AREA ARE LIKELY TO BE FLOODED AS WELL. IN ADDITION...FLOODING MAY BE OCCURRING ALONG PARTS OF EDWARDS BRANCH AND BRIER CREEK NEAR INDEPENDENCE BLVD. IT WILL TAKE THE FLOOD CREST ABOUT ANOTHER HOUR OR SO TO GO DOWN IN THESE AREAS IF NO ADDITIONAL HEAVY RAIN FALLS IN THE BASINS. PRECAUTIONARY/PREPAREDNESS ACTIONS... EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE MINOR FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. REPORT FLOODING TO THE NEAREST LAW ENFORCEMENT AGENCY SO THAT THEY MAY TAKE APPROPRIATE ACTION TO CLOSE FLOODED ROADWAYS. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG. && LAT...LON 3527 8068 3517 8066 3513 8085 3522 8085 $$ MCAVOY
898 WGUS72 KGSP 090021 FFSGSP FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC 821 PM EDT SAT SEP 8 2012 NCC119-090036- /O.EXP.KGSP.FF.W.0031.000000T0000Z-120909T0030Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ MECKLENBURG NC- 821 PM EDT SAT SEP 8 2012 ...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL MECKLENBURG COUNTY WILL BE ALLOWED TO EXPIRE AT 830 PM EDT... EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED... PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY. LAT...LON 3527 8068 3517 8066 3513 8085 3522 8085 $$ 07
The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 8, 12:47 PM EDT | Special Weather Statement | GSP | Burke | 43 min |
| Sep 8, 1:20 PM EDT | Special Weather Statement | GSP | Polk, Rutherford | 40 min |
| Sep 8, 1:32 PM EDT | Severe Thunderstorm Warning | GSP | Burke, McDowell, Polk, Rutherford | 29 min |
| Sep 8, 2:03 PM EDT | Special Weather Statement | GSP | Cleveland, Lincoln, Rutherford | 57 min |
| Sep 8, 2:12 PM EDT | Special Weather Statement | GSP | Catawba, Davie, Iredell | 63 min |
| Sep 8, 3:01 PM EDT | Special Weather Statement | GSP | Cabarrus, Catawba, Gaston, Lincoln, Mecklenburg, Rowan | 59 min |
| Sep 8, 3:07 PM EDT | Special Weather Statement | GSP | Polk, Rutherford | 53 min |
| Sep 8, 3:27 PM EDT | Special Weather Statement | GSP | Union | 48 min |
| Sep 8, 4:03 PM EDT | Special Weather Statement | GSP | Cabarrus, Mecklenburg, Rowan | 42 min |
| Sep 8, 4:35 PM EDT | Severe Thunderstorm Warning | GSP | Cleveland, Gaston, Mecklenburg | 40 min |
| Sep 8, 4:53 PM EDT | Special Weather Statement | GSP | Cabarrus, Mecklenburg | 52 min |
| Sep 8, 5:08 PM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Gaston, Mecklenburg, Union | 40 min |
| Sep 8, 5:21 PM EDT | Areal Flood Advisory | GSP | Mecklenburg | 99 min |
Nearby
Flash Flood Warnings in North Carolina, 2012Every flash flood warning in 2012
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.