Alert archive / South Carolina / Flash Flood Warnings in 2024
Flash Flood Warning 21, NWS Columbia, SC
NWS Columbia, SC issued this flash flood warning at Aug 6, 2024, 7:13 AM EDT for Burke County, Georgia; 5 counties in South Carolina. It was in force for 5 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
- Aug 6, 2024, 7:13 AM EDT (11:13 UTC)
- Expired
- Aug 6, 2024, 12:15 PM EDT
- In force
- 5 hr
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Burke County, GA, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Clarendon County, SC, Orangeburg County, SC
The radar
The Charleston,SC radar (KCLX), 64 km from the middle of the area, began a volume at 11:17 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 |
|---|---|---|---|
| Aug 6, 10:50 AM EDT | FLASH FLOOD | 1 Wsw Orangeburg, SC | City of Orangeburg has closed portions of Riverside Drive due to flash flooding. |
| Aug 6, 12:00 PM EDT | FLASH FLOOD | 5 Sse Bamberg, SC | SCDOT website reports that Spring Branch Rd is closed from Pierce Rd to Hunters Chapel Rd due to running water over the road. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Charleston AFB, SC (KCHS), launched 00:00Z, 11.2 hours before the alert went out and 100 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
- 178 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 620 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 159 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
The text
As transmitted.
906
WGUS52 KCAE 061113
FFWCAE
GAC033-SCC009-011-017-027-075-061615-
/O.NEW.KCAE.FF.W.0021.240806T1113Z-240806T1615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Columbia SC
713 AM EDT Tue Aug 6 2024
The National Weather Service in Columbia has issued a
* Flash Flood Warning for...
East Central Burke County in east central Georgia...
Bamberg County in central South Carolina...
Barnwell County in central South Carolina...
Southeastern Calhoun County in central South Carolina...
Southwestern Clarendon County in central South Carolina...
Orangeburg County in central South Carolina...
* Until 1215 PM EDT.
* At 713 AM EDT, Doppler radar indicated heavy rain across the
warned area. Between 1 and 3 inches of rain have fallen.
Additional rainfall amounts of 2 to 4 inches are possible in the
warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by heavy rain.
SOURCE...Radar.
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...
Orangeburg, Barnwell, Bamberg, Denmark, Brookdale, Blackville,
Holly Hill, Branchville, Bowman, Elloree, Orangeburg County
Airport, Edisto Gardens, South Carolina State University, Claflin
College, Rivers Bridge State Park, Barnwell State Park, Santee
State Park, Santee, Ehrhardt and Hilda.
This includes the following highways...
Interstate 95 between mile markers 85 and 105.
Interstate 26 between mile markers 145 and 169.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Most flooding deaths occur in vehicles. Never drive through a
flooded roadway or around barricades. Turn around, don't drown.
&&
LAT...LON 3316 8170 3350 8117 3358 8077 3352 8009
3345 8014 3345 8022 3327 8030 3326 8043
3333 8050 3313 8090 3306 8090 3310 8094
3303 8108 3312 8119 3314 8149 3316 8154
3310 8161 3305 8154 3295 8171
FLASH FLOOD...RADAR INDICATED
$$
PLThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 4:34 AM EDT | Areal Flood Advisory | CAE | Burke | 4 hr |
| Aug 6, 10:41 AM EDT | Flash Flood Warning | CAE | Burke | 3 hr |
| Aug 6, 6:54 PM EDT | Flash Flood Warning | CAE | Burke, Richmond | 6 hr |
| Aug 6, 8:20 AM EDT | River Flood Warning | CAE | Calhoun, Lexington, Richland | 59 hr |
| Aug 6, 8:20 AM EDT | River Flood Warning | CAE | Calhoun, Richland | 3 days |
| Aug 6, 9:59 AM EDT | Severe Thunderstorm Warning | CAE | Calhoun, Orangeburg | 33 min |
| Aug 6, 12:32 PM EDT | Flash Flood Warning | CAE | Calhoun, Clarendon, Lee, Orangeburg, Sumter | 3 hr |
| Aug 6, 3:29 PM EDT | Flash Flood Warning | CAE | Clarendon, Kershaw, Lee, Richland, Sumter | 5 hr |
| Aug 6, 4:52 PM EDT | Flash Flood Warning | CAE | Calhoun, Lexington, Richland | 4 hr |
| Aug 6, 5:26 PM EDT | Flash Flood Warning | CAE | Fairfield, Kershaw, Richland | 2 hr |
| Aug 6, 6:20 PM EDT | River Flood Warning | CAE | Chesterfield, Marlboro | 5 days |
| Aug 6, 6:20 PM EDT | River Flood Warning | CAE | Fairfield, Kershaw, Lancaster | 21 days |
| Aug 6, 6:20 PM EDT | River Flood Warning | CAE | Kershaw | 5 days |
Nearby
Flash Flood Warnings in South Carolina, 2024Flash Flood Warnings in Georgia, 2024Every flash flood warning in 2024
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.