Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

August 7, 2021Union County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 7, 2021, 3:28 PM EDT for Union County, Georgia. It was in force for 32 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 7, 2021, 3:28 PM EDT (19:28 UTC)
Expired: Aug 7, 2021, 4:00 PM EDT
In force: 32 min
Issued by: NWS Atlanta, GA
Hail: 0.25 in
Wind: 50

County Union County, GA

The radar

The Atlanta radar (KFFC), 154 km from the middle of the area, began a volume at 19:27 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, 7.5 hours before the alert went out and 152 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: 848 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 799 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: -5 m²/s²
0-3 km storm-relative helicity: 20 m²/s²
Significant tornado parameter: 0.0
Supercell composite: -0.2

Open this sounding in Storm Lab

The text

As transmitted.

533 
WWUS82 KFFC 071928
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
328 PM EDT Sat Aug 7 2021
 
GAZ006-008-072000-
Union GA-Fannin GA-
328 PM EDT Sat Aug 7 2021

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF NORTHWESTERN
LUMPKIN, EASTERN GILMER, SOUTHWESTERN UNION AND SOUTHEASTERN FANNIN
COUNTIES THROUGH 400 PM EDT...

At 328 PM EDT...a strong thunderstorm was over Dial, or 9 miles
southeast of Blue Ridge...moving southeast at 10 mph.

HAZARD...40 to 50 mph wind...pea 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
Suches, Dial, Margret, Stover Creek Shelter, Hawk Mountain Shelter,
Hurst, Gaddistown and Jones Creek.

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 3476 8394 3465 8406 3466 8407 3465 8410
      3466 8413 3465 8415 3464 8420 3467 8424
      3467 8425 3472 8425 3472 8426 3473 8426
      3478 8430 3489 8419
TIME...MOT...LOC 1928Z 312DEG 8KT 3477 8420 

MAX HAIL SIZE...0.25IN
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 6, 9:15 PM EDT	Special Weather Statement	FFC	Fannin	30 min
Aug 7, 12:58 PM EDT	Special Weather Statement	FFC	Lumpkin	32 min
Aug 7, 1:52 PM EDT	Special Weather Statement	FFC	Chattooga	23 min
Aug 7, 2:11 PM EDT	Special Weather Statement	FFC	Whitfield	34 min
Aug 7, 2:27 PM EDT	Special Weather Statement	FFC	Fulton	33 min
Aug 7, 2:48 PM EDT	Special Weather Statement	FFC	Gilmer, Murray	27 min
Aug 7, 2:51 PM EDT	Special Weather Statement	FFC	Floyd	24 min
Aug 7, 3:04 PM EDT	Special Weather Statement	FFC	Carroll	26 min
Aug 7, 3:18 PM EDT	Special Weather Statement	FFC	Gilmer	27 min
Aug 7, 3:19 PM EDT	Special Weather Statement	FFC	Floyd	26 min
Aug 7, 3:27 PM EDT	Special Weather Statement	FFC	Fannin	33 min
Aug 7, 3:39 PM EDT	Special Weather Statement	FFC	Dawson	36 min
Aug 7, 3:40 PM EDT	Special Weather Statement	FFC	Towns	35 min
Aug 7, 3:41 PM EDT	Special Weather Statement	FFC	Heard	34 min
Aug 7, 3:51 PM EDT	Special Weather Statement	FFC	Paulding	24 min
Aug 7, 4:18 PM EDT	Special Weather Statement	FFC	Paulding	27 min
Aug 7, 4:41 PM EDT	Special Weather Statement	FFC	Forsyth	34 min
Aug 7, 4:45 PM EDT	Special Weather Statement	FFC	Henry	30 min
Aug 7, 4:53 PM EDT	Special Weather Statement	FFC	Cobb	37 min
Aug 7, 4:57 PM EDT	Special Weather Statement	FFC	Pike	33 min
Aug 7, 5:12 PM EDT	Special Weather Statement	FFC	Oconee	33 min
Aug 7, 5:20 PM EDT	Special Weather Statement	FFC	DeKalb	25 min
Aug 7, 5:22 PM EDT	Special Weather Statement	FFC	Gwinnett	23 min
Aug 7, 6:01 PM EDT	Special Weather Statement	FFC	Gwinnett	29 min
Aug 7, 6:28 PM EDT	Special Weather Statement	FFC	Harris	32 min
Aug 7, 6:36 PM EDT	Special Weather Statement	FFC	Monroe	24 min
Aug 7, 7:04 PM EDT	Special Weather Statement	FFC	Monroe	26 min
Aug 7, 7:05 PM EDT	Special Weather Statement	FFC	Hancock	25 min
Aug 7, 7:09 PM EDT	Special Weather Statement	FFC	Crawford	36 min
Aug 7, 7:34 PM EDT	Special Weather Statement	FFC	Warren	26 min
Aug 7, 7:58 PM EDT	Special Weather Statement	FFC	Glascock	32 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.