Alert archive / Georgia / Special Weather Statements in 2018
Special Weather Statement, NWS Atlanta, GA
NWS Atlanta, GA issued this special weather statement at Aug 1, 2018, 7:21 PM EDT for Oconee County, Walton County, Georgia. It was in force for 39 min. 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
- Aug 1, 2018, 7:21 PM EDT (23:21 UTC)
- Expired
- Aug 1, 2018, 8:00 PM EDT
- In force
- 39 min
- Issued by
- NWS Atlanta, GA
- Wind
- 40
Counties Oconee County, GA, Walton County, GA
The radar
The Atlanta radar (KFFC), 92 km from the middle of the area, began a volume at 23:25 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 |
|---|---|---|---|
| Aug 1, 7:32 PM EDT | TORNADO | 2 Ne Social Circle, GA | A SMALL SUPERCELL THUNDERSTORM PRODUCED A BRIEF EF1 TORNADO IN THE NORTHERN PARTS OF SOCIAL CIRCLE. THE TORNADO BEGAN NEAR THE 1400 BLOCK OF SOCIAL CIRCLE FAIRPLAY RD AND TRAVELED EAST ALONG THE ROAD FOR 1/3 OF A MILE, SNAPPING TRUNKS OR VERY LARGE BRANCHES OF |
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, 11.4 hours before the alert went out and 86 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
- 764 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 464 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 118 m²/s²
- 0-3 km storm-relative helicity
- 108 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted.
692
WWUS82 KFFC 012321
SPSFFC
Special Weather Statement
National Weather Service Peachtree City GA
721 PM EDT WED AUG 1 2018
GAZ035-037-047>049-020000-
Morgan GA-Walton GA-Barrow GA-Oconee GA-Newton GA-
721 PM EDT WED AUG 1 2018
...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN MORGAN...WALTON...
SOUTHEASTERN BARROW...NORTHWESTERN OCONEE AND NORTHEASTERN NEWTON
COUNTIES UNTIL 800 PM EDT...
At 720 PM EDT...a strong thunderstorm was over Brick Store, or near
Covington...moving northeast at 20 mph.
HAZARD...Up to 40 mph wind...frequent cloud to ground lightning
and heavy rain.
IMPACT...Expect minor damage to tree limbs and blowing around of
light...unsecured objects. Heavy rain may cause temporary
street flooding especially in poor drainage areas.
Some locations in the path of this storm include
Monroe, Covington, Watkinsville, Social Circle, Statham, North High
Shoals, Bostwick, Good Hope, Bishop, Jersey, Ebenezer, Eastville,
Brick Store, Pannell, Campton, Herndonville and Gratis.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning. Motorists
should slow down and be prepared for possible loss of control due to
hydroplaning.
LAT...LON 3356 8372 3364 8385 3399 8366 3384 8339
TIME...MOT...LOC 2320Z 215DEG 17KT 3363 8375
WIND...40MPH
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 31, 8:17 PM EDT | Flash Flood Warning | FFC | Polk | 58 min |
| Aug 1, 1:41 AM EDT | River Flood Warning | FFC | Gwinnett | 10 hr |
| Aug 1, 1:36 PM EDT | Special Weather Statement | FFC | Twiggs | 39 min |
| Aug 1, 2:15 PM EDT | Special Weather Statement | FFC | Baldwin | 45 min |
| Aug 1, 2:48 PM EDT | Special Weather Statement | FFC | Toombs | 42 min |
| Aug 1, 4:03 PM EDT | Special Weather Statement | FFC | Jefferson | 27 min |
| Aug 1, 4:12 PM EDT | Special Weather Statement | FFC | Madison | 33 min |
| Aug 1, 4:32 PM EDT | Special Weather Statement | FFC | Jefferson | 13 min |
| Aug 1, 7:18 PM EDT | Special Weather Statement | FFC | Oglethorpe, Taliaferro, Wilkes | 42 min |
| Aug 1, 7:24 PM EDT | Tornado Warning | FFC | Morgan, Newton, Walton | 36 min |
| Aug 1, 7:46 PM EDT | River Flood Warning | FFC | Gwinnett | 3 hr |
| Aug 1, 7:58 PM EDT | Special Weather Statement | FFC | Clarke, Oconee | 47 min |
Nearby
Special Weather Statements in Georgia, 2018Every special weather statement 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.