Alert archive / Georgia / Flash Flood Warnings in 2018
Flash Flood Warning 18, NWS Atlanta, GA
NWS Atlanta, GA issued this flash flood warning at May 31, 2018, 4:09 PM EDT for White County, Georgia. It was in force for 6 hr. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 31, 2018, 4:09 PM EDT (20:09 UTC)
- Expired
- May 31, 2018, 10:00 PM EDT
- In force
- 6 hr
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
- Emergency
- Flash flood emergency
- Flood severity
- None
County White County, GA
The radar
The Greer radar (KGSP), 137 km from the middle of the area, began a volume at 20:10 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 31, 5:00 PM EDT | FLASH FLOOD | 2 Sw Robertstown, GA | THE ROAD THROUGH SMITHGALL WOODS STATE PARK WAS DAMAGED BY HEAVY RAIN AND FLASH FLOODING WITH MULTIPLE MUDSLIDES REPORTED IN THE PARK. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.2 hours before the alert went out and 156 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
- 909 J/kg
- Mixed-layer CIN
- -20 J/kg
- Mixed-layer LCL
- 490 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
497
WGUS52 KFFC 312009
FFWFFC
GAC311-010200-
/O.NEW.KFFC.FF.W.0018.180531T2009Z-180601T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Peachtree City GA
409 PM EDT THU MAY 31 2018
...FLASH FLOOD EMERGENCY FOR WHITE COUNTY!...
The National Weather Service in Peachtree City has issued a
* Flash Flood Warning for...
Southeastern White County in northeastern Georgia...
* Until 1000 PM EDT.
* At 404 PM EDT, Doppler radar indicated heavy rain across the
warned area. Widespread amounts of three to five inches of rain
have fallen. Flash flooding is already occurring. Law enforcement
has reported several roads under water.
This is a FLASH FLOOD EMERGENCY for White County! This is a
PARTICULARLY DANGEROUS SITUATION. SEEK HIGHER GROUND NOW!
* Some locations that will experience flooding include...
Cleveland, Leaf, Mossy Creek, Smithgall Woods Conservation Are and
Sautee.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Move to higher ground now. Do NOT drive into flooded areas. This is
an extremely dangerous and life-threatening situation. Do not
attempt to travel unless you are fleeing an area subject to flooding
or under an evacuation order.
&&
LAT...LON 3468 8364 3465 8366 3462 8364 3458 8364
3455 8362 3453 8363 3450 8367 3450 8369
3458 8377 3464 8378 3470 8378
$$1 follow-up statement
822
WGUS72 KFFC 312302
FFSFFC
Flash Flood Statement
National Weather Service Peachtree City GA
702 PM EDT THU MAY 31 2018
GAC311-010200-
/O.CON.KFFC.FF.W.0018.000000T0000Z-180601T0200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
White GA-
702 PM EDT THU MAY 31 2018
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT FOR
SOUTHEASTERN WHITE COUNTY...
At 659 PM EDT, the rain had ended across White County, however
runoff from earlier torrential rainfall will continue to fill larger
creeks and streams resulting in additional rises is some areas. The
greatest threat for flash flooding are in creeks and streams in the
mountainous areas between Helen and Cleveland. Water levels are
expected to recede later tonight.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Flooding is occurring or is imminent. It is important to know where
you are relative to streams, rivers, or creeks which can become
killers in heavy rains. Campers and hikers should avoid streams or
creeks.
&&
LAT...LON 3468 8364 3465 8366 3462 8364 3458 8364
3455 8362 3453 8363 3450 8367 3450 8369
3458 8377 3464 8378 3470 8378
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 30, 8:43 PM EDT | Special Weather Statement | FFC | Dawson | 32 min |
| May 30, 9:20 PM EDT | Special Weather Statement | FFC | White | 40 min |
| May 30, 10:39 PM EDT | Special Weather Statement | FFC | Crawford, Macon | 36 min |
| May 30, 11:13 PM EDT | Special Weather Statement | FFC | Crawford, Monroe, Schley, Taylor | 47 min |
| May 31, 12:07 AM EDT | Special Weather Statement | FFC | Butts, Crawford, Jasper, Lamar, Macon, Monroe and 5 more | 53 min |
| May 31, 12:45 AM EDT | Flash Flood Warning | FFC | Crawford, Talbot, Taylor, Upson | 6 hr |
| May 31, 1:54 AM EDT | Special Weather Statement | FFC | Houston, Pulaski | 66 min |
| May 31, 1:45 PM EDT | Special Weather Statement | FFC | White | 30 min |
| May 31, 2:09 PM EDT | Flash Flood Warning | FFC | White | 6 hr |
| May 31, 2:17 PM EDT | Special Weather Statement | FFC | Carroll | 28 min |
| May 31, 2:43 PM EDT | Special Weather Statement | FFC | White | 32 min |
| May 31, 2:51 PM EDT | Flash Flood Warning | FFC | White | 6 hr |
| May 31, 3:07 PM EDT | Special Weather Statement | FFC | Whitfield | 38 min |
| May 31, 3:12 PM EDT | Special Weather Statement | FFC | Fannin, Towns, Union | 33 min |
| May 31, 3:20 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Whitfield | 40 min |
| May 31, 3:33 PM EDT | Special Weather Statement | FFC | White | 27 min |
| May 31, 3:46 PM EDT | Special Weather Statement | FFC | Fannin, Union | 29 min |
| May 31, 3:58 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Whitfield | 47 min |
| May 31, 4:07 PM EDT | Special Weather Statement | FFC | White | 38 min |
| May 31, 4:16 PM EDT | Special Weather Statement | FFC | Gilmer, Union | 29 min |
| May 31, 4:36 PM EDT | Severe Thunderstorm Warning | FFC | White | 39 min |
| May 31, 4:52 PM EDT | Special Weather Statement | FFC | Dawson, Gordon, Lumpkin, Pickens | 38 min |
| May 31, 4:59 PM EDT | Special Weather Statement | FFC | Gwinnett | 31 min |
| May 31, 5:38 PM EDT | Special Weather Statement | FFC | Banks, Cherokee, Dawson, Gordon, Hall, Pickens | 22 min |
| May 31, 5:54 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee, Dawson, Forsyth, Pickens | 24 min |
| May 31, 6:02 PM EDT | Severe Thunderstorm Warning | FFC | Banks, Hall, Jackson | 20 min |
| May 31, 6:19 PM EDT | Special Weather Statement | FFC | Heard | 26 min |
| May 31, 6:24 PM EDT | Special Weather Statement | FFC | Madison | 36 min |
| May 31, 6:53 PM EDT | Special Weather Statement | FFC | Oglethorpe | 37 min |
| May 31, 7:00 PM EDT | Special Weather Statement | FFC | Wilkes | 30 min |
| May 31, 7:10 PM EDT | Special Weather Statement | FFC | Walton | 35 min |
| May 31, 7:51 PM EDT | Special Weather Statement | FFC | Greene, Jasper, Morgan, Newton, Rockdale | 24 min |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.