Alert archive / Georgia / Flash Flood Warnings in 2017
Flash Flood Warning 47, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at Sep 11, 2017, 1:46 PM 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 11, 2017, 1:46 PM EDT (17:46 UTC)
- Expired
- Sep 11, 2017, 7:45 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Flood severity
- None
Counties Emanuel County, GA, Jefferson County, GA, Johnson County, GA, Treutlen County, GA
The radar
The Robins AFB radar (KJGX), 95 km from the middle of the area, began a volume at 17:46 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
Charleston AFB, SC (KCHS), launched 12:00Z, 5.8 hours before the alert went out and 223 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
- 547 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 902 m²/s²
- 0-3 km storm-relative helicity
- 1081 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
786
WGUS52 KFFC 111746
FFWFFC
GAC107-163-167-283-112345-
/O.NEW.KFFC.FF.W.0047.170911T1746Z-170911T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
146 PM EDT MON SEP 11 2017
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Emanuel County in east central Georgia...
Treutlen County in east central Georgia...
Eastern Johnson County in east central Georgia...
South central Jefferson County in east central Georgia...
* Until 745 PM EDT Monday
* At 144 PM EDT, Doppler radar indicated heavy rain across the
warned area. Rainfall amounts of 2.5 to 3.5 inches have occurred
over the last few hours. Flash flooding is expected to begin
shortly. Additional rainfall amounts of 1 to 2 inches are possible.
* Some locations that will experience flooding include...
Swainsboro, Soperton, Wadley, Twin City, Adrian, Stillmore, Oak
Park, Midville, Garfield, Summertown, Nunez, Kite, Lothair, Covena,
Modoc, Canoochee, Norristown, Dellwood, Zaidee and George L Smith
State Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Please report flooding to your local law enforcement agency when you
can do so safely.
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 3254 8203 3256 8208 3252 8215 3235 8225
3232 8224 3229 8235 3235 8241 3233 8255
3237 8272 3245 8269 3249 8264 3257 8267
3280 8261 3282 8252 3286 8252 3285 8231
3284 8232 3281 8214 3266 8208 3260 8200
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 11, 2:29 PM EDT | Special Weather Statement | FFC | Emanuel | 31 min |
| Sep 11, 2:39 PM EDT | Special Weather Statement | FFC | Bleckley | 36 min |
| Sep 11, 3:05 PM EDT | Special Weather Statement | FFC | Laurens | 25 min |
| Sep 11, 3:37 PM EDT | Special Weather Statement | FFC | Laurens | 23 min |
| Sep 11, 7:03 PM EDT | Special Weather Statement | FFC | Glascock, Jefferson | 27 min |
| Sep 11, 7:20 PM EDT | Special Weather Statement | FFC | Wilkinson | 25 min |
| Sep 11, 7:35 PM EDT | Special Weather Statement | FFC | Bibb | 25 min |
| Sep 11, 7:46 PM EDT | Special Weather Statement | FFC | Jones | 29 min |
| Sep 11, 7:57 PM EDT | River Flood Warning | FFC | Forsyth, Fulton | 58 hr |
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.