Alert archive / Georgia / Flash Flood Warnings in 2013
Flash Flood Warning 79, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Aug 12, 2013, 4:50 PM EDT for Lumpkin County, White 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
- Aug 12, 2013, 4:50 PM EDT (20:50 UTC)
- Expired
- Aug 12, 2013, 10:45 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Lumpkin County, GA, White County, GA
The radar
The Greer radar (KGSP), 147 km from the middle of the area, began a volume at 20:53 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 12, 5:30 PM EDT | FLASH FLOOD | 5 Ssw Cleveland, GA | WHITE COUNTY EMA RELAYED A REPORT OF WATER OVER THE ROAD...UP TO 8 INCHES OF WATER OVER HWY 115. THE EMA ALSO REPORTED A COUPLE OF CULVERTS WERE WASHED OUT ON HWY 284 OFF OF 115. RADAR ESTIMATED THAT UP TO 4 INCHES FELL IN THIS AREA. |
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, 8.8 hours before the alert went out and 146 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
- 1856 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 696 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- -21 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
121
WGUS52 KFFC 122050
FFWFFC
GAC187-311-130245-
/O.NEW.KFFC.FF.W.0079.130812T2050Z-130813T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
450 PM EDT MON AUG 12 2013
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAST CENTRAL LUMPKIN COUNTY IN NORTH CENTRAL GEORGIA
SOUTHERN WHITE COUNTY IN NORTHEAST GEORGIA
* UNTIL 1045 PM EDT
* AT 441 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THAT HEAVY RAIN FROM THUNDERSTORMS HAD FALLEN IN THE WARNED AREA.
DOPPLER RADAR ESTIMATES THAT ANYWHERE FROM 2 TO 2.5 INCHES OF RAIN
HAS FALLEN IN THE LAST HOUR...THIS RAINFALL COULD LEAD TO FLASH
FLOODING...ESPECIALLY IN SOUTHWEST WHITE COUNTY.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CLEVELAND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS AND COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
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. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
&&
LAT...LON 3460 8368 3452 8365 3451 8366 3450 8377
3452 8378 3450 8380 3450 8384 3452 8386
3453 8393 3462 8390
$$2 follow-up statements
852
WGUS72 KFFC 122252
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
652 PM EDT MON AUG 12 2013
GAC187-311-130245-
/O.CON.KFFC.FF.W.0079.000000T0000Z-130813T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE GA-LUMPKIN GA-
652 PM EDT MON AUG 12 2013
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1045 PM EDT FOR EAST
CENTRAL LUMPKIN AND SOUTHERN WHITE COUNTIES...
AT 644 PM EDT...LOCAL EMERGENCY MANAGEMENT OFFICIALS REPORTED FLASH
FLOODING IN THE WARNED AREA. AREAS ACROSS SOUTHWEST WHITE COUNTY ARE
REPORTED TO HAVE WATER OVER THE ROADS. THE WATER IS STARTING TO
RECEDE...BE CAREFUL DRIVING ACROSS THIS AREA TONIGHT AS WASHED ROADS
MAY MAKE TRAVEL DANGEROUS.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CLEVELAND
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS...STREAMS AND COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY...THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
&&
LAT...LON 3460 8368 3452 8365 3451 8366 3450 8377
3452 8378 3450 8380 3450 8384 3452 8386
3453 8393 3462 8390
$$244
WGUS72 KFFC 130040
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
840 PM EDT MON AUG 12 2013
GAC187-311-130047-
/O.CAN.KFFC.FF.W.0079.000000T0000Z-130813T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WHITE GA-LUMPKIN GA-
840 PM EDT MON AUG 12 2013
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR EAST CENTRAL
LUMPKIN AND SOUTHERN WHITE COUNTIES...
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT
USING HASHTAG GAWX.
LAT...LON 3460 8368 3452 8365 3451 8366 3450 8377
3452 8378 3450 8380 3450 8384 3452 8386
3453 8393 3462 8390
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 11, 8:02 PM EDT | Special Weather Statement | FFC | Cherokee | 43 min |
| Aug 11, 9:54 PM EDT | Special Weather Statement | FFC | Clarke, Jackson | 36 min |
| Aug 12, 1:43 PM EDT | Special Weather Statement | FFC | Whitfield | 32 min |
| Aug 12, 1:49 PM EDT | Special Weather Statement | FFC | DeKalb, Fulton | 26 min |
| Aug 12, 2:23 PM EDT | Special Weather Statement | FFC | Gordon | 37 min |
| Aug 12, 2:56 PM EDT | Special Weather Statement | FFC | Gordon | 64 min |
| Aug 12, 3:24 PM EDT | Special Weather Statement | FFC | Cherokee | 36 min |
| Aug 12, 3:28 PM EDT | Special Weather Statement | FFC | Greene | 32 min |
| Aug 12, 3:55 PM EDT | Special Weather Statement | FFC | Cherokee | 35 min |
| Aug 12, 4:16 PM EDT | Special Weather Statement | FFC | White | 29 min |
| Aug 12, 4:39 PM EDT | Special Weather Statement | FFC | White | 66 min |
| Aug 12, 5:02 PM EDT | Special Weather Statement | FFC | Morgan | 28 min |
| Aug 12, 5:32 PM EDT | Special Weather Statement | FFC | Greene, Morgan | 43 min |
| Aug 12, 5:34 PM EDT | Special Weather Statement | FFC | Douglas | 26 min |
| Aug 12, 5:40 PM EDT | Special Weather Statement | FFC | Paulding | 65 min |
| Aug 12, 6:17 PM EDT | Special Weather Statement | FFC | Fulton | 43 min |
| Aug 12, 6:27 PM EDT | Special Weather Statement | FFC | Carroll | 33 min |
| Aug 12, 6:56 PM EDT | Special Weather Statement | FFC | Heard | 34 min |
| Aug 12, 7:13 PM EDT | Special Weather Statement | FFC | Coweta | 32 min |
| Aug 12, 7:29 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette | 46 min |
| Aug 12, 7:44 PM EDT | Special Weather Statement | FFC | Jones | 31 min |
| Aug 12, 7:46 PM EDT | Special Weather Statement | FFC | Henry | 29 min |
| Aug 12, 7:49 PM EDT | Special Weather Statement | FFC | Spalding | 26 min |
Nearby
Flash Flood Warnings in Georgia, 2013Every flash flood warning in 2013
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.