Alert archive / Georgia / Flash Flood Warnings in 2019
Flash Flood Warning 25, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jul 20, 2019, 10:47 AM EDT for Dade County, Walker 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 20, 2019, 10:47 AM EDT (14:47 UTC)
- Expired
- Jul 20, 2019, 4:45 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Dade County, GA, Walker County, GA
The radar
The Northeast Alabama radar (KHTX), 65 km from the middle of the area, began a volume at 14:49 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, 2.8 hours before the alert went out and 177 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
- 165 J/kg
- Mixed-layer CIN
- -91 J/kg
- Mixed-layer LCL
- 877 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -2 m²/s²
- 0-3 km storm-relative helicity
- 9 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
334
WGUS52 KFFC 201447
FFWFFC
GAC083-295-202045-
/O.NEW.KFFC.FF.W.0025.190720T1447Z-190720T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
1047 AM EDT Sat Jul 20 2019
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Western Walker County in northwestern Georgia...
Dade County in northwestern Georgia...
* Until 445 PM EDT.
* At 1047 AM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Flash flooding is expected to
begin shortly.
* Some locations that will experience flooding include...
Lafayette, Trenton, Chickamauga, Rising Fawn, Linwood, Noble, New
England, Morganville, Cloudland Canyon State Park and Cooper
Heights.
LAT...LON 3486 8526 3460 8523 3463 8554 3476 8557
3497 8549
$$1 follow-up statement
286
WGUS72 KFFC 202052
FFSFFC
Flash Flood Statement
National Weather Service Peachtree City GA
452 PM EDT Sat Jul 20 2019
GAC083-295-202102-
/O.EXP.KFFC.FF.W.0025.000000T0000Z-190720T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Walker GA-Dade GA-
452 PM EDT Sat Jul 20 2019
...THE FLASH FLOOD WARNING FOR WESTERN WALKER AND DADE COUNTIES HAS
EXPIRED...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed any remaining road closures.
LAT...LON 3486 8526 3460 8523 3463 8554 3476 8557
3497 8549
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 19, 8:16 PM EDT | Special Weather Statement | FFC | Johnson, Laurens | 29 min |
| Jul 19, 8:37 PM EDT | Special Weather Statement | FFC | Crisp, Dodge, Telfair, Wilcox | 83 min |
| Jul 20, 8:03 AM EDT | Special Weather Statement | FFC | Polk | 42 min |
| Jul 20, 8:06 AM EDT | Special Weather Statement | FFC | Bartow | 39 min |
| Jul 20, 8:44 AM EDT | Special Weather Statement | FFC | Polk | 46 min |
| Jul 20, 9:29 AM EDT | Special Weather Statement | FFC | Polk | 46 min |
| Jul 20, 9:40 AM EDT | Special Weather Statement | FFC | Walker | 50 min |
| Jul 20, 10:29 AM EDT | Special Weather Statement | FFC | Chattooga, Floyd, Walker | 31 min |
| Jul 20, 10:57 AM EDT | Special Weather Statement | FFC | Chattooga, Floyd | 48 min |
| Jul 20, 12:34 PM EDT | Special Weather Statement | FFC | Murray | 41 min |
| Jul 20, 12:40 PM EDT | River Flood Warning | FFC | Polk | 119 min |
| Jul 20, 1:04 PM EDT | Special Weather Statement | FFC | Murray | 26 min |
| Jul 20, 3:29 PM EDT | Special Weather Statement | FFC | Chattahoochee, Stewart, Webster | 31 min |
| Jul 20, 3:47 PM EDT | Special Weather Statement | FFC | Union | 28 min |
| Jul 20, 4:22 PM EDT | Special Weather Statement | FFC | Union | 23 min |
| Jul 20, 4:50 PM EDT | Special Weather Statement | FFC | Union | 25 min |
| Jul 20, 4:58 PM EDT | Special Weather Statement | FFC | Harris, Talbot | 32 min |
| Jul 20, 5:06 PM EDT | Special Weather Statement | FFC | Hall | 24 min |
| Jul 20, 6:14 PM EDT | Special Weather Statement | FFC | Polk | 31 min |
| Jul 20, 6:47 PM EDT | Special Weather Statement | FFC | Polk | 28 min |
| Jul 20, 7:09 PM EDT | Special Weather Statement | FFC | Douglas | 36 min |
| Jul 20, 7:21 PM EDT | Special Weather Statement | FFC | Cobb | 24 min |
| Jul 20, 7:44 PM EDT | Special Weather Statement | FFC | Cobb | 31 min |
| Jul 20, 7:57 PM EDT | Special Weather Statement | FFC | Lumpkin | 33 min |
Nearby
Flash Flood Warnings in Georgia, 2019Every flash flood warning in 2019
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.