Alert archive / North Carolina / Flash Flood Warnings in 2021
Flash Flood Warning 9, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this flash flood warning at Aug 14, 2021, 2:03 AM EDT for Cabarrus County, North Carolina. It was in force for 117 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 14, 2021, 2:03 AM EDT (06:03 UTC)
- Expired
- Aug 14, 2021, 4:00 AM EDT
- In force
- 117 min
- Issued by
- NWS Greenville-Spartanburg, SC
- Area
- Storm-based polygon
- Flood severity
- None
County Cabarrus County, NC
The radar
The Greer radar (KGSP), 172 km from the middle of the area, began a volume at 06:06 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, 6.1 hours before the alert went out and 89 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
- 2291 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1604 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
311
WGUS52 KGSP 140603
FFWGSP
NCC025-140800-
/O.NEW.KGSP.FF.W.0009.210814T0603Z-210814T0800Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Greenville-Spartanburg SC
203 AM EDT Sat Aug 14 2021
The National Weather Service in Greenville-Spartanburg has issued a
* Flash Flood Warning for...
Northeastern Cabarrus County in the piedmont of North Carolina...
* Until 400 AM EDT.
* At 203 AM EDT, Doppler radar and automated rain gauges indicated a
series of heavy rain producing showers and thunderstorms moving
repeatedly across Cabarrus County. These thunderstorms were
producing rainfall at rates up to one inch per hour and rainfall
amounts of 1 to 3 inches have fallen in the past 3 hours.
Additional heavy rainfall up to an inch will be possible through 3
am, and flash flooding is either ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar and automated gauges.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Downtown Concord and Mt Pleasant.
Flash flooding will be most likely along Adams Creek, Dutch
Buffalo Creek, and Little Buffalo Creek.
The Dutch Buffalo Creek may flood Bowman Barrier Road near Long Farm
Road.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
When it is safe to do so, please report flooding or landslides
threatening roads or property to the National Weather Service
Greenville-Spartanburg by calling toll free, 1, 800, 2 6 7, 8 1 0 1,
by posting on our Facebook page, or via Twitter using hashtag
NWSGSP. Your message should describe the specific location where
impacts occurred and the depth of flooding observed.
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
&&
LAT...LON 3539 8037 3536 8040 3534 8046 3535 8051
3538 8054 3545 8054 3550 8049 3550 8030
FLASH FLOOD...RADAR AND GAUGE INDICATED
EXPECTED RAINFALL...0.5-1 INCH IN 1 HOUR
$$
HG1 follow-up statement
354
WGUS72 KGSP 140751
FFSGSP
Flash Flood Statement
National Weather Service Greenville-Spartanburg SC
351 AM EDT Sat Aug 14 2021
NCC025-140801-
/O.EXP.KGSP.FF.W.0009.000000T0000Z-210814T0800Z/
/00000.U.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cabarrus NC-
351 AM EDT Sat Aug 14 2021
...FLASH FLOOD WARNING WILL EXPIRE AT 4 AM EDT EARLY THIS MORNING
FOR NORTHEASTERN CABARRUS COUNTY...
Flood waters have receded. The heavy rain has ended. Flooding is no
longer expected to pose a threat. Please continue to heed remaining
road closures.
LAT...LON 3539 8037 3536 8040 3534 8046 3535 8051
3538 8054 3545 8054 3550 8049 3550 8030
$$
KrentzThe office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 13, 8:37 PM EDT | Special Weather Statement | GSP | Cabarrus | 23 min |
| Aug 13, 9:10 PM EDT | Special Weather Statement | GSP | Cabarrus | 35 min |
| Aug 13, 11:13 PM EDT | Special Weather Statement | GSP | Rowan | 32 min |
| Aug 13, 11:15 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Rowan | 45 min |
| Aug 13, 11:45 PM EDT | Special Weather Statement | GSP | Cabarrus | 30 min |
| Aug 13, 11:49 PM EDT | Special Weather Statement | GSP | Rowan | 26 min |
| Aug 14, 12:10 AM EDT | Special Weather Statement | GSP | Rowan | 35 min |
| Aug 14, 12:17 AM EDT | Special Weather Statement | GSP | Cabarrus | 28 min |
| Aug 14, 12:31 AM EDT | Areal Flood Advisory | GSP | Rowan | 119 min |
| Aug 14, 12:33 AM EDT | Severe Thunderstorm Warning | GSP | Cabarrus, Rowan | 42 min |
| Aug 14, 1:02 AM EDT | Special Weather Statement | GSP | Rowan | 28 min |
| Aug 14, 1:13 AM EDT | Special Weather Statement | GSP | Rowan | 32 min |
| Aug 14, 1:32 AM EDT | Areal Flood Advisory | GSP | Cabarrus, Rowan | 118 min |
| Aug 14, 1:37 AM EDT | Special Weather Statement | GSP | Rowan | 23 min |
| Aug 14, 2:17 PM EDT | Special Weather Statement | GSP | Lincoln | 28 min |
| Aug 14, 2:19 PM EDT | Special Weather Statement | GSP | Union | 26 min |
| Aug 14, 2:33 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 42 min |
| Aug 14, 2:43 PM EDT | Severe Thunderstorm Warning | GSP | Union | 47 min |
| Aug 14, 2:46 PM EDT | Special Weather Statement | GSP | Catawba, Lincoln | 29 min |
| Aug 14, 2:53 PM EDT | Severe Thunderstorm Warning | GSP | Catawba, Lincoln | 33 min |
| Aug 14, 3:04 PM EDT | Severe Thunderstorm Warning | GSP | Henderson, Transylvania | 21 min |
| Aug 14, 3:13 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg | 47 min |
| Aug 14, 3:30 PM EDT | Special Weather Statement | GSP | Mecklenburg | 30 min |
| Aug 14, 3:39 PM EDT | Severe Thunderstorm Warning | GSP | Mecklenburg, Union | 51 min |
| Aug 14, 4:00 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Iredell, Rowan | 45 min |
| Aug 14, 4:08 PM EDT | Special Weather Statement | GSP | Burke | 37 min |
| Aug 14, 4:12 PM EDT | Areal Flood Advisory | GSP | Mecklenburg | 96 min |
| Aug 14, 4:22 PM EDT | Severe Thunderstorm Warning | GSP | Buncombe, Henderson | 53 min |
| Aug 14, 4:25 PM EDT | Severe Thunderstorm Warning | GSP | Burke, Caldwell | 50 min |
| Aug 14, 4:28 PM EDT | Special Weather Statement | GSP | Union | 32 min |
| Aug 14, 4:33 PM EDT | Severe Thunderstorm Warning | GSP | Davie, Iredell, Rowan | 42 min |
| Aug 14, 4:34 PM EDT | Severe Thunderstorm Warning | GSP | Burke, McDowell, Rutherford | 41 min |
| Aug 14, 4:35 PM EDT | Severe Thunderstorm Warning | GSP | McDowell, Rutherford | 40 min |
| Aug 14, 4:45 PM EDT | Special Weather Statement | GSP | Transylvania | 30 min |
| Aug 14, 4:55 PM EDT | Severe Thunderstorm Warning | GSP | Burke, McDowell, Rutherford | 50 min |
| Aug 14, 5:01 PM EDT | Special Weather Statement | GSP | Buncombe | 29 min |
| Aug 14, 5:14 PM EDT | Special Weather Statement | GSP | Iredell | 31 min |
| Aug 14, 5:16 PM EDT | Special Weather Statement | GSP | Polk | 29 min |
| Aug 14, 5:27 PM EDT | Areal Flood Advisory | GSP | Caldwell | 2 hr |
| Aug 14, 5:42 PM EDT | Special Weather Statement | GSP | Jackson | 33 min |
| Aug 14, 5:44 PM EDT | Special Weather Statement | GSP | Polk | 31 min |
| Aug 14, 5:53 PM EDT | Special Weather Statement | GSP | Henderson | 37 min |
| Aug 14, 6:02 PM EDT | Areal Flood Advisory | GSP | McDowell | 118 min |
| Aug 14, 6:20 PM EDT | Special Weather Statement | GSP | Swain | 25 min |
| Aug 14, 6:51 PM EDT | Areal Flood Advisory | GSP | Buncombe, McDowell, Rutherford | 114 min |
| Aug 14, 7:38 PM EDT | Areal Flood Advisory | GSP | Buncombe, Henderson | 112 min |
Nearby
Flash Flood Warnings in North Carolina, 2021Every flash flood warning in 2021
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.