Alert archive / Georgia / Flash Flood Warnings in 2021
Flash Flood Warning 11, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at May 4, 2021, 8:24 PM EDT for Heard County, Troup County, Georgia. It was in force for 4 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
- May 4, 2021, 8:24 PM EDT (00:24 UTC)
- Expired
- May 5, 2021, 12:15 AM EDT
- In force
- 4 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Heard County, GA, Troup County, GA
The radar
The Atlanta radar (KFFC), 46 km from the middle of the area, began a volume at 00:26 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 00:00Z, 0.4 hours before the alert went out and 52 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -136 m²/s²
- 0-3 km storm-relative helicity
- 258 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
415
WGUS52 KFFC 050024
FFWFFC
GAC149-285-050415-
/O.NEW.KFFC.FF.W.0011.210505T0024Z-210505T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
824 PM EDT Tue May 4 2021
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Heard County in west central Georgia...
Troup County in west central Georgia...
* Until 1215 AM EDT.
* At 824 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 2.5 inches of
rain have fallen today not including rainfall from yesterdays
storms. Additional rainfall amounts of 1 to 2 inches are possible
in the warned area in the next 1 to 2 hours. Flash flooding is
expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
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...
LaGrange, Franklin, West Point, Hogansville, Ephesus,
Centralhatchee, Corinth, Hillcrest, Wares Crossroads,
Harrisonville, Glenn, Louise, Abbottsford, Texas, Cannonville,
Smiths Crossroad, Waresville, Piedmont Heights, Long Cane and
Mountville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 3343 8529 3342 8501 3322 8495 3322 8486
3321 8487 3319 8486 3287 8487 3287 8518
FLASH FLOOD...RADAR INDICATED
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 8:25 PM EDT | Severe Thunderstorm Warning | FFC | Chattahoochee, Harris, Meriwether, Muscogee, Talbot, Troup | 50 min |
| May 4, 8:34 PM EDT | Special Weather Statement | FFC | Dodge | 26 min |
| May 4, 8:41 PM EDT | River Flood Warning | FFC | Polk | 10 hr |
| May 4, 8:46 PM EDT | Severe Thunderstorm Warning | FFC | Stewart, Webster | 44 min |
| May 4, 8:55 PM EDT | Severe Thunderstorm Warning | FFC | Marion | 50 min |
| May 4, 8:58 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette, Meriwether, Pike, Spalding | 32 min |
| May 4, 9:15 PM EDT | Severe Thunderstorm Warning | FFC | Crawford, Lamar, Macon, Marion, Meriwether, Monroe and 8 more | 45 min |
| May 4, 9:20 PM EDT | Special Weather Statement | FFC | Telfair | 25 min |
| May 4, 9:50 PM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Crisp, Dooly, Houston, Lamar and 7 more | 25 min |
| May 4, 10:01 PM EDT | Special Weather Statement | FFC | Telfair | 29 min |
| May 4, 10:14 PM EDT | River Flood Warning | FFC | Chattooga | 8 hr |
| May 4, 10:16 PM EDT | Special Weather Statement | FFC | Bibb, Bleckley, Crisp, Dodge, Dooly, Houston and 5 more | 29 min |
| May 4, 10:46 PM EDT | Special Weather Statement | FFC | Baldwin, Bleckley, Dodge, Jones, Laurens, Telfair and 3 more | 44 min |
| May 4, 10:51 PM EDT | River Flood Warning | FFC | Cobb, Douglas | 64 hr |
| May 4, 11:26 PM EDT | Special Weather Statement | FFC | Emanuel, Glascock, Jefferson, Johnson, Montgomery, Telfair and 4 more | 49 min |
| May 4, 11:32 PM EDT | River Flood Warning | FFC | Cobb | 7 hr |
| May 5, 12:42 AM EDT | River Flood Warning | FFC | Forsyth | 11 hr |
| May 5, 12:55 AM EDT | River Flood Warning | FFC | Cobb | 10 hr |
| May 5, 1:45 AM EDT | River Flood Warning | FFC | Haralson | 24 hr |
| May 5, 2:42 AM EDT | River Flood Warning | FFC | Gwinnett, Walton | 4 hr |
| May 5, 5:51 AM EDT | River Flood Warning | FFC | Bibb, Houston, Jones, Monroe, Twiggs | 4 days |
| May 5, 6:36 AM EDT | River Flood Warning | FFC | Gwinnett | 9 hr |
| May 5, 6:46 AM EDT | River Flood Warning | FFC | Carroll, Coweta, Heard | 19 hr |
| May 5, 11:07 AM EDT | River Flood Warning | FFC | Cobb, Paulding | 18 hr |
| May 5, 3:08 PM EDT | River Flood Warning | FFC | Floyd | 31 hr |
| May 5, 6:12 PM EDT | River Flood Warning | FFC | Cobb, Douglas | 19 hr |
Nearby
Flash Flood Warnings in Georgia, 2021Every flash flood warning in 2021
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.