Alert archive / Georgia / Flash Flood Warnings in 2018
Flash Flood Warning 42, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Sep 24, 2018, 11:33 AM EDT for 4 counties in 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
- Sep 24, 2018, 11:33 AM EDT (15:33 UTC)
- Expired
- Sep 24, 2018, 5:30 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Chattooga County, GA, Floyd County, GA, Gordon County, GA, Walker County, GA
The radar
The Northeast Alabama radar (KHTX), 98 km from the middle of the area, began a volume at 15:35 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, 3.6 hours before the alert went out and 144 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
- 209 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 663 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 52 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
944
WGUS52 KFFC 241533
FFWFFC
GAC055-115-129-295-242130-
/O.NEW.KFFC.FF.W.0042.180924T1533Z-180924T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
1133 AM EDT MON SEP 24 2018
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Northeastern Floyd County in northwestern Georgia...
Southeastern Walker County in northwestern Georgia...
Northwestern Gordon County in northwestern Georgia...
Northeastern Chattooga County in northwestern Georgia...
* Until 530 PM EDT.
* At 1131 AM EDT, Doppler radar indicated heavy rain across the
warned area. Up to three inches of rain have already fallen. Flash
flooding is expected to begin shortly.
* Some locations that will experience flooding include...
Rome, Resaca, Subligna, Suttles Mill, Sugar Valley, Tidings,
Armuchee, Everett Springs and Lake Marvin.
Additional rainfall amounts of one to two inches are possible in the
warned area.
This includes the following streams and drainages...Armuchee Creek...
Moss Creek...Johns Creek...Ruff Creek...Lavender Creek...Lovejoy
Creek...Dick Creek...Bow Creek...Selman Creek...Dry Creek...Graham
Creek...Clarks Creek...Rocky Creek...Greenbush Branch...West
Armuchee Creek...Heath Creek...Little Armuchee Creek and Hampton
Branch.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
&&
LAT...LON 3468 8516 3464 8505 3461 8505 3462 8500
3459 8494 3433 8516 3440 8531
$$2 follow-up statements
067
WGUS72 KFFC 241913
FFSFFC
Flash Flood Statement
National Weather Service Peachtree City GA
313 PM EDT MON SEP 24 2018
GAC055-115-129-295-242130-
/O.CON.KFFC.FF.W.0042.000000T0000Z-180924T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Floyd GA-Walker GA-Gordon GA-Chattooga GA-
313 PM EDT MON SEP 24 2018
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM EDT FOR
NORTHEASTERN FLOYD...SOUTHEASTERN WALKER...NORTHWESTERN GORDON AND
NORTHEASTERN CHATTOOGA COUNTIES...
At 310 PM EDT, Doppler radar indicated the heavy rain has moved out
of the warned area, however, radar estimates that three to 5 inches
of rain fell in the warned area. Some creeks and streams in the
warned area are likely still near or over flood stage.
Some locations that will experience flooding include...
Rome, Resaca, Subligna, Suttles Mill, Sugar Valley, Tidings,
Armuchee, Everett Springs and Lake Marvin.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Excessive runoff from heavy rainfall will cause flooding of small
creeks and streams, country roads, farmland, and other low lying
spots.
&&
LAT...LON 3468 8516 3464 8505 3461 8505 3462 8500
3459 8494 3433 8516 3440 8531
$$883
WGUS72 KFFC 242122
FFSFFC
Flash Flood Statement
National Weather Service Peachtree City GA
522 PM EDT MON SEP 24 2018
GAC055-115-129-295-242130-
/O.EXP.KFFC.FF.W.0042.000000T0000Z-180924T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Floyd GA-Walker GA-Gordon GA-Chattooga GA-
522 PM EDT MON SEP 24 2018
...THE FLASH FLOOD WARNING FOR NORTHEASTERN FLOYD...SOUTHEASTERN
WALKER...NORTHWESTERN GORDON AND NORTHEASTERN CHATTOOGA COUNTIES WILL
EXPIRE AT 530 PM EDT...
The heavy rain has ended and flood waters should continue to recede,
therefore, flooding is no longer expected to pose a threat. Please
continue to heed any remaining road closures.
LAT...LON 3468 8516 3464 8505 3461 8505 3462 8500
3459 8494 3433 8516 3440 8531
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 24, 10:52 AM EDT | Special Weather Statement | FFC | Catoosa, Chattooga, Dade, Floyd, Walker, Whitfield | 53 min |
| Sep 24, 1:06 PM EDT | Special Weather Statement | FFC | Catoosa, Whitfield | 54 min |
| Sep 24, 1:58 PM EDT | Flash Flood Warning | FFC | Catoosa, Whitfield | 6 hr |
Nearby
Flash Flood Warnings in Georgia, 2018Every flash flood warning in 2018
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.