Alert archive / Georgia / Flash Flood Warnings in 2014
Flash Flood Warning 19, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jul 19, 2014, 7:38 PM EDT for Clayton County, Henry County, Georgia. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jul 19, 2014, 7:38 PM EDT (23:38 UTC)
- Expired
- Jul 20, 2014, 1:30 AM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Clayton County, GA, Henry County, GA
The radar
The Atlanta radar (KFFC), 42 km from the middle of the area, began a volume at 23:37 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
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.6 hours before the alert went out and 37 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
- 201 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 664 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 66 m²/s²
- 0-3 km storm-relative helicity
- 164 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
785
WGUS52 KFFC 192338
FFWFFC
GAC063-151-200530-
/O.NEW.KFFC.FF.W.0019.140719T2338Z-140720T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
738 PM EDT SAT JUL 19 2014
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHEASTERN CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
NORTH CENTRAL HENRY COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 130 AM EDT
* AT 730 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
POTENTIAL FLASH FLOODING FROM SLOW MOVING THUNDERSTORMS WITH VERY
HEAVY RAIN OVER THE WARNED AREA. RADAR ESTIMATES OF 2 TO 3 INCHES
OF RAINFALL HAVE OCCURRED FROM MORROW THROUGH REX TO HIDDEN VALLEY
PARK. FLASH FLOODING MAY OCCUR ON THE BIG COTTON INDIAN CREEK...
UPTON CREEK AND MARTIN CREEK.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO REX...
HIDDEN VALLEY PARK...FORT GILLEM...ELLENWOOD AND CONLEY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DO NOT DROWN.
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 3365 8424 3363 8423 3365 8422 3365 8419
3360 8415 3356 8415 3355 8433 3365 8434
$$
161 follow-up statement
670
WGUS72 KFFC 200158
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
958 PM EDT SAT JUL 19 2014
GAC063-151-200230-
/O.CAN.KFFC.FF.W.0019.000000T0000Z-140720T0530Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HENRY GA-CLAYTON GA-
958 PM EDT SAT JUL 19 2014
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHEASTERN
CLAYTON AND NORTH CENTRAL HENRY COUNTIES...
CLAYTON AND HENRY COUNTY EMERGENCY OFFICIALS HAVE INDICATED NO
CONFIRMED FLOODING HAS BEEN REPORTED WITH THE HEAVY RAIN THAT
OCCURRED BETWEEN 600 PM AND 830 PM EDT IN THEIR COUNTIES.
CONSEQUENTLY...THE FLASH FLOOD WARNING WILL BE CANCELLED.
STORM TOTAL RAINFALL AMOUNTS OF 2 TO 3 INCHES OCCURRED IN NORTHEAST
CLAYTON COUNTY FROM NEAR MORROW TO REX AND PORTIONS OF INTERSTATE
675. RAINFALL AMOUNTS OF 3 TO 4 INCHES OCCURRED IN NORTH CENTRAL
HENRY COUNTY FROM NEAR REX TO PANOLA MOUNTAIN CONSERVATION PARK.
IF YOU SEE SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6 OR TWEET US YOUR REPORT AT
NWSATLANTA.
LAT...LON 3365 8424 3363 8423 3365 8422 3365 8419
3360 8415 3356 8415 3355 8433 3365 8434
$$
16The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 6:13 AM EDT | Special Weather Statement | FFC | Clayton, DeKalb | 47 min |
| Jul 19, 6:59 AM EDT | Special Weather Statement | FFC | Clayton, DeKalb | 61 min |
| Jul 19, 7:55 AM EDT | Special Weather Statement | FFC | Clayton, DeKalb, Fulton, Gwinnett | 65 min |
| Jul 19, 12:37 PM EDT | Special Weather Statement | FFC | Warren | 8 min |
| Jul 19, 12:48 PM EDT | Special Weather Statement | FFC | McDuffie | 27 min |
| Jul 19, 1:17 PM EDT | Special Weather Statement | FFC | Twiggs | 43 min |
| Jul 19, 1:18 PM EDT | Special Weather Statement | FFC | Twiggs | 42 min |
| Jul 19, 1:42 PM EDT | Special Weather Statement | FFC | Wilkinson | 33 min |
| Jul 19, 2:12 PM EDT | Special Weather Statement | FFC | Washington | 48 min |
| Jul 19, 3:12 PM EDT | Special Weather Statement | FFC | Treutlen | 33 min |
| Jul 19, 3:21 PM EDT | Special Weather Statement | FFC | Montgomery | 24 min |
| Jul 19, 4:43 PM EDT | Special Weather Statement | FFC | Newton | 47 min |
| Jul 19, 6:46 PM EDT | Special Weather Statement | FFC | Clayton, Fayette, Rockdale | 29 min |
| Jul 19, 7:16 PM EDT | Special Weather Statement | FFC | Clayton | 29 min |
| Jul 19, 7:48 PM EDT | Special Weather Statement | FFC | Rockdale | 27 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.