Alert archive / Georgia / Flash Flood Warnings in 2017
Flash Flood Warning 20, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jun 4, 2017, 8:20 PM 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
- Jun 4, 2017, 8:20 PM EDT (00:20 UTC)
- Expired
- Jun 5, 2017, 2:15 AM 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), 70 km from the middle of the area, began a volume at 00:21 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, 0.3 hours before the alert went out and 169 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
- 81 J/kg
- Mixed-layer CIN
- -66 J/kg
- Mixed-layer LCL
- 925 m above ground
- 0-6 km bulk shear
- 24 kt
- 0-1 km storm-relative helicity
- 33 m²/s²
- 0-3 km storm-relative helicity
- 112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted.
924
WGUS52 KFFC 050020
FFWFFC
GAC083-295-050615-
/O.NEW.KFFC.FF.W.0020.170605T0020Z-170605T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
820 PM EDT SUN JUN 4 2017
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Southwestern Walker County in northwestern Georgia...
Southwestern Dade County in northwestern Georgia...
* Until 215 AM EDT
* At 816 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Two to three inches of rain
have already fallen, and more rain is likely over the next couple
of hours. Flash flooding is expected to begin shortly.
* Some locations that will experience flooding include...
Lafayette, Rising Fawn and Linwood. Creeks and rivers that may see
flash flooding include Duck Creek, Roger Branch, Long Branch, Mill
Creek and West Chickamauga Creek.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, roads, farmland, and other low lying spots.
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 3477 8527 3469 8523 3462 8528 3461 8553
3476 8556 3477 8541
$$1 follow-up statement
236
WGUS72 KFFC 050234
FFSFFC
Flash Flood Statement
National Weather Service Peachtree City GA
1034 PM EDT SUN JUN 4 2017
GAC083-295-050615-
/O.CON.KFFC.FF.W.0020.000000T0000Z-170605T0615Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Walker GA-Dade GA-
1034 PM EDT SUN JUN 4 2017
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 215 AM EDT FOR
SOUTHWESTERN WALKER AND SOUTHWESTERN DADE COUNTIES...
At 1031 PM EDT, National Weather Service Doppler Radar indicated
that between 3 and 4 inches of rain has fallen across southern Dade
and Walker counties. More rainfall is expected overnight, with
additional amounts between 1 and 2 inches possible.
Some locations that will experience flooding include...
Lafayette, Rising Fawn and Linwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Be especially cautious at night when it is harder to recognize the
dangers of flooding.
If you see significant flooding call the National Weather Service
toll free at 1 8 6 6 7 6 3 4 4 6 6 or tweet us your report at
NWSATLANTA.
&&
LAT...LON 3477 8527 3469 8523 3462 8528 3461 8553
3476 8556 3477 8541
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 4, 8:08 PM EDT | Special Weather Statement | FFC | Telfair | 37 min |
| Jun 4, 8:43 PM EDT | Special Weather Statement | FFC | Dodge | 32 min |
| Jun 4, 9:31 PM EDT | Special Weather Statement | FFC | Wilcox | 29 min |
| Jun 4, 9:43 PM EDT | Special Weather Statement | FFC | Treutlen | 32 min |
| Jun 5, 12:26 AM EDT | Flash Flood Warning | FFC | Chattooga, Floyd, Gordon | 4 hr |
| Jun 5, 1:36 AM EDT | Areal Flood Warning | FFC | Catoosa, Gilmer, Murray, Walker, Whitfield | 4 hr |
| Jun 5, 3:19 AM EDT | Special Weather Statement | FFC | Lumpkin, White | 41 min |
| Jun 5, 3:37 AM EDT | Flash Flood Watch | FFC | Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 14 more | 31 hr |
| Jun 5, 10:10 AM EDT | River Flood Warning | FFC | Chattooga | 28 hr |
| Jun 5, 1:58 PM EDT | River Flood Warning | FFC | Whitfield | 52 hr |
| Jun 5, 4:22 PM EDT | Special Weather Statement | FFC | Dooly, Schley, Stewart, Sumter, Webster | 38 min |
| Jun 5, 4:25 PM EDT | Special Weather Statement | FFC | Wheeler | 35 min |
Nearby
Flash Flood Warnings in Georgia, 2017Every flash flood warning in 2017
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.