Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

August 30, 2021Gordon County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 30, 2021, 4:11 PM EDT for Gordon County, Georgia. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Aug 30, 2021, 4:11 PM EDT (20:11 UTC)
Expired: Aug 30, 2021, 4:45 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA
Hail: 0.75 in
Wind: 50

County Gordon County, GA

The radar

The Northeast Alabama radar (KHTX), 110 km from the middle of the area, began a volume at 20:15 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, 8.2 hours before the alert went out and 143 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1025 J/kg
Mixed-layer CIN: -29 J/kg
Mixed-layer LCL: 710 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 38 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

649 
WWUS82 KFFC 302011
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
411 PM EDT Mon Aug 30 2021
 
GAZ004-005-012-302045-
Whitfield GA-Gordon GA-Murray GA-
411 PM EDT Mon Aug 30 2021

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHWESTERN MURRAY,
SOUTHEASTERN WHITFIELD AND CENTRAL GORDON COUNTIES THROUGH 445 PM
EDT...

At 410 PM EDT...a strong thunderstorm was over Calhoun...moving north
at 20 mph.

HAZARD...40 to 50 mph wind...up to penny sized hail and frequent 
         cloud to ground lightning.

SOURCE...Radar indicated.

IMPACT...Expect minor damage to tree limbs and blowing around of 
         light...unsecured objects.

Some locations in the path of this storm include
Dalton, Calhoun, Resaca, Mill Creek, Sonoraville, Oostanaula, Sugar
Valley, Redbud, Tilton, Nickelsville, North Georgia Speedway and
Audubon.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. If you can hear
thunder...you are close enough to be struck by lightning.

LAT...LON 3442 8478 3441 8500 3463 8505 3472 8505
      3472 8507 3474 8508 3475 8475
TIME...MOT...LOC 2010Z 176DEG 19KT 3450 8490 

MAX HAIL SIZE...0.75IN
MAX WIND GUST...50MPH

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 30, 4:19 AM EDT	Flood Watch	FFC	Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 12 more	1 min
Aug 30, 4:27 AM EDT	Flash Flood Watch	FFC	Bartow, Carroll, Catoosa, Chattooga, Cherokee, Cobb and 22 more	43 hr
Aug 30, 2:29 PM EDT	Special Weather Statement	FFC	Chattooga	31 min
Aug 30, 2:33 PM EDT	Severe Thunderstorm Warning	FFC	Chattooga, Floyd	30 min
Aug 30, 4:09 PM EDT	Special Weather Statement	FFC	Catoosa, Whitfield	36 min
Aug 30, 4:34 PM EDT	Special Weather Statement	FFC	Pickens	26 min
Aug 30, 4:41 PM EDT	Tornado Warning	FFC	Gilmer, Gordon, Pickens	14 min
Aug 30, 4:44 PM EDT	Special Weather Statement	FFC	Gordon	31 min
Aug 30, 5:11 PM EDT	Special Weather Statement	FFC	Gilmer, Murray, Pickens, Whitfield	34 min
Aug 30, 5:29 PM EDT	Severe Thunderstorm Warning	FFC	Dawson, Fannin, Gilmer, Pickens	31 min
Aug 30, 5:46 PM EDT	Special Weather Statement	FFC	Lamar	29 min
Aug 30, 6:56 PM EDT	Special Weather Statement	FFC	Coweta	34 min
Aug 30, 7:23 PM EDT	Special Weather Statement	FFC	Carroll	22 min

Nearby

Special Weather Statements in Georgia, 2021 Every special weather statement in 2021

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.