Alert archive / Georgia / Flash Flood Warnings in 2014
Flash Flood Warning 21, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Jul 22, 2014, 6:18 PM EDT for Chattooga 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 22, 2014, 6:18 PM EDT (22:18 UTC)
- Expired
- Jul 23, 2014, 12:15 AM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
County Chattooga County, GA
The radar
The Northeast Alabama radar (KHTX), 86 km from the middle of the area, began a volume at 22:18 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, 10.3 hours before the alert went out and 147 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
- 359 J/kg
- Mixed-layer CIN
- -11 J/kg
- Mixed-layer LCL
- 615 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 27 m²/s²
- 0-3 km storm-relative helicity
- 19 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
615
WGUS52 KFFC 222218
FFWFFC
GAC055-230415-
/O.NEW.KFFC.FF.W.0021.140722T2218Z-140723T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
618 PM EDT TUE JUL 22 2014
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN CHATTOOGA COUNTY IN NORTHWEST GEORGIA
* UNTIL 1215 AM EDT
* AT 613 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
FLASH FLOODING FROM A THUNDERSTORM AROUND SUMMERVILLE..MOVING WEST AT
5 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TRION
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS...AND UNDERPASSES. ADDITIONALLY...
COUNTRY ROADS...FARMLANDS AND WOODLANDS ALONG THE BANKS OF CREEKS...
STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO 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 3459 8542 3459 8527 3458 8511 3443 8518
3441 8524 3440 8542
$$1 follow-up statement
898
WGUS72 KFFC 230001
FFSFFC
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
801 PM EDT TUE JUL 22 2014
GAC055-230009-
/O.CAN.KFFC.FF.W.0021.000000T0000Z-140723T0415Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CHATTOOGA GA-
801 PM EDT TUE JUL 22 2014
...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHEASTERN
CHATTOOGA COUNTY...
THE HEAVY RAINFALL FROM EARLIER HAS DISSIPATED AND MOVED OUT OF THE
AREA. SMALL CREEKS AND STREAMS AND LOW-LYING AREAS MAY SEE HIGHER
THAN NORMAL WATER LEVELS FOR THE NEXT COUPLE OF HOURS...HOWEVER THE
THREAT OF FLASH FLOODING HAS SUBSIDED.
IF YOU SAW SIGNIFICANT FLOODING CALL THE NATIONAL WEATHER SERVICE
TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6...OR TWEET US YOUR REPORT AT
NWSATLANTA.
LAT...LON 3459 8542 3459 8527 3458 8511 3443 8518
3441 8524 3440 8542
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 21, 8:27 PM EDT | Special Weather Statement | FFC | Emanuel, Jefferson | 63 min |
| Jul 21, 8:45 PM EDT | Special Weather Statement | FFC | Wilkinson | 60 min |
| Jul 21, 9:53 PM EDT | Special Weather Statement | FFC | Jones | 67 min |
| Jul 22, 6:01 PM EDT | Special Weather Statement | FFC | Chattooga | 29 min |
| Jul 22, 6:30 PM EDT | Special Weather Statement | FFC | Gordon | 45 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.