Alert archive / North Carolina / Flash Flood Warnings in 2012
Flash Flood Warning 13, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 2, 2012, 3:04 AM EDT for Catawba County, North Carolina. It was in force for 70 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
- Aug 2, 2012, 3:04 AM EDT (07:04 UTC)
- Expired
- Aug 2, 2012, 4:14 AM EDT
- In force
- 70 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Flood severity
- None
County Catawba County, NC
The radar
The Greer radar (KGSP), 133 km from the middle of the area, began a volume at 07:05 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.
The nearest sounding before it
Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 7.1 hours before the alert went out and 122 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
- 737 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 1975 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- -1 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
260
WGUS52 KGSP 020704
FFWGSP
NCC035-021000-
/O.NEW.KGSP.FF.W.0013.120802T0704Z-120802T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
304 AM EDT THU AUG 2 2012
THE NATIONAL WEATHER SERVICE IN GREENVILLE-SPARTANBURG HAS ISSUED A
* FLASH FLOOD WARNING FOR...
CENTRAL CATAWBA COUNTY IN THE PIEDMONT OF NORTH CAROLINA...
* UNTIL 600 AM EDT
* AT 302 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
SLOWLY MOVING AND BACKBUILDING THUNDERSTORMS WITH VERY HEAVY
RAINFALL ACROSS CENTRAL CATAWBA COUNTY. RADAR ESTIMATES THAT IN
EXCESS OF 3 INCHES OF RAIN HAS FALLEN OVER THE PAST COUPLE OF
HOURS...AND AN ADDITIONAL INCH OR TWO IS POSSIBLE THROUGH 4 AM.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
NEWTON...CLAREMONT...AND CONOVER.
FLOODING IS ESPECIALLY LIKELY ALONG LYLE CREEK...MULLER CREEK...AND
MILLER BRANCH. SERIOUS FLOODING OF LOW LYING AND POOR DRAINAGE AREAS
WILL ALSO OCCUR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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. 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 3578 8112 3574 8109 3567 8109 3565 8117
3567 8127 3573 8130 3576 8127
$$
HG1 follow-up statement
778
WGUS72 KGSP 020814
FFSGSP
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREENVILLE-SPARTANBURG SC
414 AM EDT THU AUG 2 2012
NCC035-020829-
/O.CAN.KGSP.FF.W.0013.000000T0000Z-120802T1000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CATAWBA NC-
414 AM EDT THU AUG 2 2012
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR CENTRAL CATAWBA
COUNTY IS CANCELLED...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 3578 8112 3574 8109 3567 8109 3565 8117
3567 8127 3573 8130 3576 8127
$$
HGThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 10:34 PM EDT | Special Weather Statement | GSP | Graham | 41 min |
| Aug 2, 1:15 AM EDT | Special Weather Statement | GSP | Alexander | 45 min |
| Aug 2, 1:25 AM EDT | Severe Thunderstorm Warning | GSP | Alexander, Caldwell, Catawba, Iredell | 65 min |
| Aug 2, 1:54 AM EDT | Severe Thunderstorm Warning | GSP | Catawba, Iredell, Rowan | 66 min |
| Aug 2, 2:12 AM EDT | Areal Flood Advisory | GSP | Alexander | 80 min |
| Aug 2, 2:33 AM EDT | Areal Flood Advisory | GSP | Catawba | 91 min |
| Aug 2, 2:48 AM EDT | Special Weather Statement | GSP | Cabarrus, Lincoln, Rowan | 72 min |
| Aug 2, 3:07 AM EDT | Special Weather Statement | GSP | Catawba | 23 min |
| Aug 2, 1:11 PM EDT | Special Weather Statement | GSP | McDowell | 49 min |
| Aug 2, 1:48 PM EDT | Severe Thunderstorm Warning | GSP | Burke, McDowell | 57 min |
| Aug 2, 1:52 PM EDT | Special Weather Statement | GSP | Cleveland | 23 min |
| Aug 2, 2:30 PM EDT | Severe Thunderstorm Warning | GSP | McDowell, Rutherford | 60 min |
| Aug 2, 3:10 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson, Transylvania | 65 min |
| Aug 2, 3:13 PM EDT | Special Weather Statement | GSP | Transylvania | 47 min |
| Aug 2, 3:28 PM EDT | Special Weather Statement | GSP | Transylvania | 47 min |
| Aug 2, 5:51 PM EDT | Special Weather Statement | GSP | Union | 39 min |
| Aug 2, 6:00 PM EDT | Severe Thunderstorm Warning | GSP | Union | 60 min |
| Aug 2, 6:37 PM EDT | Special Weather Statement | GSP | Cabarrus | 38 min |
| Aug 2, 7:04 PM EDT | Areal Flood Advisory | GSP | Cabarrus, Mecklenburg | 116 min |
| Aug 2, 7:06 PM EDT | Special Weather Statement | GSP | Union | 39 min |
| Aug 2, 7:19 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 56 min |
| Aug 2, 7:48 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 19 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.