Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

August 7, 2021Hancock County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 7, 2021, 7:05 PM EDT for Hancock County, Georgia. It was in force for 25 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, 7:05 PM EDT (23:05 UTC)
Expired: Aug 7, 2021, 7:30 PM EDT
In force: 25 min
Issued by: NWS Atlanta, GA
Hail: 0.25 in
Wind: 40

County Hancock County, GA

The radar

The Robins AFB radar (KJGX), 86 km from the middle of the area, began a volume at 23:06 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, 11.1 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.

537 
WWUS82 KFFC 072305
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
705 PM EDT Sat Aug 7 2021
 
GAZ061-072330-
Hancock GA-
705 PM EDT Sat Aug 7 2021

...A STRONG THUNDERSTORM WILL IMPACT PORTIONS OF SOUTHWESTERN WARREN,
EASTERN HANCOCK, WESTERN GLASCOCK AND SOUTHWESTERN TALIAFERRO
COUNTIES THROUGH 730 PM EDT...

At 705 PM EDT...a strong thunderstorm was near Springfield, or near
Sparta...moving southeast at 15 mph.

HAZARD...Up to 40 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
Sparta, Springfield, Powelton, Shoulderbone, Culverton, Mayfield and
Shoals.

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 3320 8285 3314 8289 3334 8309 3345 8298
      3345 8295 3344 8292 3344 8288 3341 8282
      3339 8283 3337 8282 3336 8280 3332 8280
      3331 8278 3327 8278 3325 8275
TIME...MOT...LOC 2305Z 311DEG 12KT 3336 8296 

MAX HAIL SIZE...0.25IN
MAX WIND GUST...40MPH

$$

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, 3:28 PM EDT	Special Weather Statement	FFC	Union	32 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, 7:09 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.