Alert archive / South Carolina / Flash Flood Warnings in 2016
Flash Flood Warning 10, NWS Columbia, SC
NWS Columbia, SC issued this flash flood warning at Sep 2, 2016, 3:07 PM EDT for 9 counties in South Carolina; Columbia County, Richmond County, Georgia. It was in force for 3 hr. 9 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 2, 2016, 3:07 PM EDT (19:07 UTC)
- Expired
- Sep 2, 2016, 6:00 PM EDT
- In force
- 3 hr
- Issued by
- NWS Columbia, SC
- Area
- Storm-based polygon
- Flood severity
- None
Counties Columbia County, GA, Richmond County, GA, Aiken County, SC, Bamberg County, SC, Barnwell County, SC, Calhoun County, SC, Clarendon County, SC, Lexington County, SC, Orangeburg County, SC, Richland County, SC, Sumter County, SC
The radar
The Columbia radar (KCAE), 49 km from the middle of the area, began a volume at 19:08 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 2, 4:01 PM EDT | FLASH FLOOD | 1 Se Irmo, SC | SPOTTER REPORTS KINLEY CREEK IN SEVEN OAKS AREA EXCEEDING ITS BANKS, WATER RUNNING OVER ROADWAYS. |
| Sep 2, 4:08 PM EDT | FLASH FLOOD | 2 Ssw Irmo, SC | SPOTTER REPORTED RAWLS CREEK EXCEEDING ITS BANKS IN IRMO. WATER APPROACHING HOUSES. |
| Sep 2, 4:10 PM EDT | FLASH FLOOD | 1 Ssw Forest Acres, SC | TRENHOLM ROAD CLOSED BETWEEN WYNDHAM RD AND TANGLEWOOD RD DUE TO ROADWAY FLOODING. |
| Sep 2, 4:15 PM EDT | FLASH FLOOD | 2 Ne Aiken, SC | INTERSECTION OF RICHLAND AVE AND GASTON ROAD CLOSED DUE TO ROADWAY FLOODING. |
| Sep 2, 4:19 PM EDT | HEAVY RAIN 5 | 2 N Aiken, SC | SPOTTER IN AIKEN. |
| Sep 2, 5:06 PM EDT | FLASH FLOOD | 1 Ese Sumter, SC | THE POND IN PALMETTO PARK HAS OVERFLOWED ITS BANKS AND SPILLED INTO THE PALMETTO POINTE APARTMENT COMPLEX PARKING LOT. |
| Sep 2, 5:10 PM EDT | FLASH FLOOD | Sumter, SC | WATER COVERING THE ROADWAY NEAR CLEMATIS TRAIL AND SHADOW TRAIL. WATER IS 3 TO 4 FEET DEEP. |
| Sep 2, 5:43 PM EDT | FLASH FLOOD | 1 Ne Sumter, SC | LAW ENFORCEMENT CLOSED PORTION OF HWY 521 AT US 378 OVERPASS DUE TO FLOODING. |
| Sep 2, 6:05 PM EDT | FLASH FLOOD | 5 Nw Summerton, SC | ROADWAY FLOODING PANOLA RD AND AT HARDWOOD DRIVE. |
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 12:00Z, 7.1 hours before the alert went out and 117 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
- 253 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 476 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 203 m²/s²
- 0-3 km storm-relative helicity
- 362 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.9
The text
As transmitted.
878
WGUS52 KCAE 021907
FFWCAE
GAC073-245-SCC003-009-011-017-027-063-075-079-085-022200-
/O.NEW.KCAE.FF.W.0010.160902T1907Z-160902T2200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
307 PM EDT FRI SEP 2 2016
THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN COLUMBIA COUNTY IN EAST CENTRAL GEORGIA...
RICHMOND COUNTY IN EAST CENTRAL GEORGIA...
ORANGEBURG COUNTY IN CENTRAL SOUTH CAROLINA...
CALHOUN COUNTY IN CENTRAL SOUTH CAROLINA...
BARNWELL COUNTY IN CENTRAL SOUTH CAROLINA...
RICHLAND COUNTY IN CENTRAL SOUTH CAROLINA...
LEXINGTON COUNTY IN CENTRAL SOUTH CAROLINA...
BAMBERG COUNTY IN CENTRAL SOUTH CAROLINA...
AIKEN COUNTY IN CENTRAL SOUTH CAROLINA...
CLARENDON COUNTY IN CENTRAL SOUTH CAROLINA...
SUMTER COUNTY IN CENTRAL SOUTH CAROLINA...
* UNTIL 600 PM EDT
* AT 303 PM EDT...DOPPLER RADAR INDICATED MODERATE TO HEAVY RAIN
ACROSS THE WARNED AREA. FLASH FLOODING HAS BEEN OBSERVED. MANY
AREAS HAVE RECEIVED 2 TO 4 INCHES OF RAINFALL IN THE PAST 3 HOURS.
MODERATE TO HEAVY RAIN WILL CONTINUE THROUGH THE REST OF THE
AFTERNOON WITH ADDITIONAL RAINFALL AMOUNTS UP TO 3 INCHES.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
COLUMBIA...SUMTER...AIKEN...NORTH AUGUSTA...LEXINGTON...
WEST COLUMBIA...ORANGEBURG...CAYCE...GROVETOWN...IRMO...
FOREST ACRES...BARNWELL...MANNING...BAMBERG...DENMARK...
SPRINGDALE...BELVEDERE...ST. ANDREWS...FORT GORDON AND DENTSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3345 8022 3330 8025 3326 8043 3333 8051
3306 8090 3310 8094 3303 8108 3312 8119
3316 8154 3309 8165 3326 8188 3326 8212
3342 8222 3388 8157 3424 8132 3418 8118
3424 8104 3407 8072 3410 8064 3383 7991
$$
LMThe office that day
Everything else NWS Columbia, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 9:05 PM EDT | High Wind Warning | CAE | Aiken, Bamberg, Barnwell, Calhoun, Clarendon, Lee and 3 more | 25 hr |
| Sep 2, 12:31 AM EDT | Areal Flood Advisory | CAE | Fairfield, Kershaw, Lexington, Newberry, Richland, Saluda and 1 more | 119 min |
| Sep 2, 3:54 AM EDT | Wind Advisory | CAE | Chesterfield, Edgefield, Fairfield, Kershaw, McCormick, Newberry and 1 more | 17 hr |
| Sep 2, 11:56 AM EDT | Flash Flood Warning | CAE | Bamberg, Barnwell, Calhoun, Clarendon, Orangeburg | 4 hr |
| Sep 2, 12:58 PM EDT | Tornado Warning | CAE | Lee, Sumter | 23 min |
| Sep 2, 1:24 PM EDT | Areal Flood Advisory | CAE | Calhoun, Clarendon, Lexington, Richland, Sumter | 111 min |
| Sep 2, 4:27 PM EDT | River Flood Warning | CAE | Orangeburg | 4 days |
| Sep 2, 5:49 PM EDT | Flash Flood Warning | CAE | Calhoun, Clarendon, Kershaw, Lee, Lexington, Orangeburg and 2 more | 3 hr |
Nearby
Flash Flood Warnings in South Carolina, 2016Flash Flood Warnings in Georgia, 2016Every flash flood warning in 2016
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.