Alert archive / Georgia / Flash Flood Warnings in 2014
Flash Flood Warning 31, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Sep 7, 2014, 4:17 PM EDT for DeKalb County, Gwinnett County, Georgia. It was in force for 6 hr. 1 report 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 7, 2014, 4:17 PM EDT (20:17 UTC)
- Expired
- Sep 7, 2014, 10:15 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties DeKalb County, GA, Gwinnett County, GA
The radar
The Atlanta radar (KFFC), 61 km from the middle of the area, began a volume at 20:18 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 7, 5:10 PM EDT | FLASH FLOOD | Stone Mountain, GA | FLOODING NEAR AN APARTMENT BUILDING AT THE HAVERLY SUMMIT CREEK APARTMENTS AT STONE MOUNTAIN ON SUMMIT CREEK DRIVE. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.3 hours before the alert went out and 57 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
- 911 J/kg
- Mixed-layer CIN
- -64 J/kg
- Mixed-layer LCL
- 944 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -14 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
556
WGUS52 KFFC 072017
FFWFFC
GAC089-135-080215-
/O.NEW.KFFC.FF.W.0031.140907T2017Z-140908T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
417 PM EDT SUN SEP 7 2014
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EASTERN DEKALB COUNTY IN NORTH CENTRAL GEORGIA
SOUTHERN GWINNETT COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 1015 PM EDT
* AT 414 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM THUNDERSTORMS OVER THE WARNED AREA. RAIN
AMOUNTS OF 1 TO 3 INCHES HAVE OCCURRED WITH ANOTHER 1 TO 2 INCHES
ARE POSSIBLE.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
SNELLVILLE...GRAYSON AND LITHONIA
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT
NWSATLANTA.
&&
LAT...LON 3395 8388 3372 8409 3364 8414 3364 8417
3365 8418 3364 8424 3365 8431 3382 8424
3401 8403
$$2 follow-up statements
457
WGUS72 KFFC 072135
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
535 PM EDT SUN SEP 7 2014
GAC089-135-080215-
/O.CON.KFFC.FF.W.0031.000000T0000Z-140908T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DEKALB GA-GWINNETT GA-
535 PM EDT SUN SEP 7 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT FOR
SOUTHERN GWINNETT AND EASTERN DEKALB COUNTIES...
WHILE RAIN HAS DIMINISHED OVER THE AREA...WIDESPREAD RAINFALL
AMOUNTS BETWEEN 3 AND 4 INCHES HAVE FALLEN ACROSS THE AREA. CREEKS
AND STREAMS ARE RISING RAPIDLY IN THE WARNED AREA...SO RESIDENTS ARE
STRONGLY CAUTIONED TO NOT LET YOUR GUARD DOWN EVEN THOUGH THE RAIN
MAY HAVE ENDED.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SNELLVILLE...
LILBURN...LAWRENCEVILLE...GRAYSON...PINE LAKE...STONE MOUNTAIN AND
CLARKSTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT
NWSATLANTA.
&&
LAT...LON 3395 8388 3372 8409 3364 8414 3364 8417
3365 8418 3364 8424 3365 8431 3382 8424
3401 8403
$$312
WGUS72 KFFC 072334
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
734 PM EDT SUN SEP 7 2014
GAC089-135-072343-
/O.CAN.KFFC.FF.W.0031.000000T0000Z-140908T0215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DEKALB GA-GWINNETT GA-
734 PM EDT SUN SEP 7 2014
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR SOUTHERN GWINNETT
AND EASTERN DEKALB COUNTIES...
CONTINUE TO EXERCISE CAUTION ESPECIALLY IF DRIVING THROUGH DEKALB
AND GWINNETT COUNTIES AS THERE MAY STILL BE PONDING OF WATER ON
ROADS.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT
AT NWSATLANTA.
LAT...LON 3395 8388 3372 8409 3364 8414 3364 8417
3365 8418 3364 8424 3365 8431 3382 8424
3401 8403
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 7, 12:26 PM EDT | Special Weather Statement | FFC | Bibb | 34 min |
| Sep 7, 12:58 PM EDT | Special Weather Statement | FFC | Bibb | 32 min |
| Sep 7, 1:30 PM EDT | Special Weather Statement | FFC | Twiggs | 30 min |
| Sep 7, 1:55 PM EDT | Special Weather Statement | FFC | Baldwin | 35 min |
| Sep 7, 2:01 PM EDT | Special Weather Statement | FFC | Houston | 44 min |
| Sep 7, 2:09 PM EDT | Special Weather Statement | FFC | Dooly | 36 min |
| Sep 7, 2:23 PM EDT | Special Weather Statement | FFC | Wilkes | 37 min |
| Sep 7, 2:34 PM EDT | Special Weather Statement | FFC | Greene | 26 min |
| Sep 7, 2:39 PM EDT | Special Weather Statement | FFC | Hancock | 36 min |
| Sep 7, 2:44 PM EDT | Special Weather Statement | FFC | Bleckley, Houston | 31 min |
| Sep 7, 2:57 PM EDT | Special Weather Statement | FFC | Wilkes | 33 min |
| Sep 7, 3:00 PM EDT | Special Weather Statement | FFC | Crisp | 45 min |
| Sep 7, 3:02 PM EDT | Special Weather Statement | FFC | Monroe | 28 min |
| Sep 7, 3:08 PM EDT | Special Weather Statement | FFC | Pickens | 37 min |
| Sep 7, 3:10 PM EDT | Special Weather Statement | FFC | Glascock, Warren | 35 min |
| Sep 7, 3:30 PM EDT | Special Weather Statement | FFC | Monroe | 30 min |
| Sep 7, 3:33 PM EDT | Special Weather Statement | FFC | Gwinnett | 27 min |
| Sep 7, 3:43 PM EDT | Special Weather Statement | FFC | Sumter | 47 min |
| Sep 7, 3:46 PM EDT | Special Weather Statement | FFC | Glascock, Washington | 29 min |
| Sep 7, 3:57 PM EDT | Special Weather Statement | FFC | DeKalb, Gwinnett | 33 min |
| Sep 7, 4:00 PM EDT | Special Weather Statement | FFC | Monroe | 30 min |
| Sep 7, 4:12 PM EDT | Special Weather Statement | FFC | Glascock, Washington, Wilkinson | 33 min |
| Sep 7, 4:23 PM EDT | Special Weather Statement | FFC | Bartow | 37 min |
| Sep 7, 4:27 PM EDT | Special Weather Statement | FFC | Sumter | 33 min |
| Sep 7, 4:35 PM EDT | Special Weather Statement | FFC | Taylor | 25 min |
| Sep 7, 4:40 PM EDT | Special Weather Statement | FFC | Gwinnett | 35 min |
| Sep 7, 4:43 PM EDT | Special Weather Statement | FFC | Washington | 47 min |
| Sep 7, 4:44 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Henry | 46 min |
| Sep 7, 4:49 PM EDT | Special Weather Statement | FFC | Upson | 26 min |
| Sep 7, 4:53 PM EDT | Severe Thunderstorm Warning | FFC | Upson | 52 min |
| Sep 7, 4:58 PM EDT | Special Weather Statement | FFC | Taylor | 32 min |
| Sep 7, 5:00 PM EDT | Special Weather Statement | FFC | Webster | 30 min |
| Sep 7, 5:03 PM EDT | Special Weather Statement | FFC | Paulding | 27 min |
| Sep 7, 5:13 PM EDT | Special Weather Statement | FFC | Stewart | 32 min |
| Sep 7, 5:28 PM EDT | Special Weather Statement | FFC | Webster | 47 min |
| Sep 7, 5:31 PM EDT | Special Weather Statement | FFC | Fayette, Henry | 29 min |
| Sep 7, 5:33 PM EDT | Special Weather Statement | FFC | Cobb, Douglas | 27 min |
| Sep 7, 5:36 PM EDT | Special Weather Statement | FFC | Baldwin | 24 min |
| Sep 7, 5:39 PM EDT | Special Weather Statement | FFC | Meriwether | 36 min |
| Sep 7, 5:41 PM EDT | Special Weather Statement | FFC | Troup | 34 min |
| Sep 7, 5:43 PM EDT | Special Weather Statement | FFC | Upson | 32 min |
| Sep 7, 5:45 PM EDT | Special Weather Statement | FFC | Stewart | 30 min |
| Sep 7, 5:55 PM EDT | Special Weather Statement | FFC | Carroll | 35 min |
| Sep 7, 6:14 PM EDT | Special Weather Statement | FFC | Heard, Meriwether, Troup | 46 min |
| Sep 7, 6:18 PM EDT | Special Weather Statement | FFC | Talbot, Taylor | 27 min |
| Sep 7, 6:26 PM EDT | Special Weather Statement | FFC | Muscogee | 49 min |
| Sep 7, 6:43 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Meriwether | 32 min |
| Sep 7, 6:48 PM EDT | Special Weather Statement | FFC | Harris | 27 min |
| Sep 7, 6:52 PM EDT | Flash Flood Warning | FFC | Coweta, Meriwether | 6 hr |
| Sep 7, 6:52 PM EDT | Special Weather Statement | FFC | Taylor | 23 min |
| Sep 7, 7:12 PM EDT | Special Weather Statement | FFC | Chattahoochee, Harris, Muscogee, Troup | 48 min |
| Sep 7, 7:14 PM EDT | Special Weather Statement | FFC | Dodge | 31 min |
| Sep 7, 7:18 PM EDT | Flash Flood Warning | FFC | Muscogee | 6 hr |
| Sep 7, 7:52 PM EDT | Special Weather Statement | FFC | Candler | 23 min |
Nearby
Flash Flood Warnings in Georgia, 2014Every flash flood warning in 2014
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.