Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

July 6, 20216 counties in Georgia

NWS Atlanta, GA issued this special weather statement at Jul 6, 2021, 8:47 PM EDT for 6 counties in Georgia. It was in force for 43 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
Jul 6, 2021, 8:47 PM EDT (00:47 UTC)
Expired
Jul 6, 2021, 9:30 PM EDT
In force
43 min
Issued by
NWS Atlanta, GA
Wind
40

Counties Butts County, GA, Carroll County, GA, Clayton County, GA, Coweta County, GA, Fayette County, GA, Henry County, GA

The radar

The Atlanta radar (KFFC), 7 km from the middle of the area, began a volume at 00:47 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 00:00Z, 0.8 hours before the alert went out and 5 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 00:00Z on 2021-07-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 383 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2021-07-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 20 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
383 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
1261 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
20 m²/s²
0-3 km storm-relative helicity
49 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

350 
WWUS82 KFFC 070047
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
847 PM EDT Tue Jul 6 2021
 
GAZ042>044-052>058-070130-
Butts GA-Fayette GA-Douglas GA-Clayton GA-Coweta GA-Carroll GA-
Heard GA-Spalding GA-Henry GA-South Fulton GA-
847 PM EDT Tue Jul 6 2021

...SIGNIFICANT WEATHER ADVISORY FOR BUTTS...FAYETTE...SOUTHWESTERN
DOUGLAS...CLAYTON...NORTHERN COWETA...SOUTHERN CARROLL...NORTHERN
HEARD...NORTHEASTERN SPALDING...HENRY AND SOUTHERN SOUTH FULTON
COUNTIES UNTIL 930 PM EDT...

At 846 PM EDT...a line of strong thunderstorms extended from 
Franklin to Senoia, Griffin, High Falls State Park and Juliette, 
moving northwest at 25 mph.

  HAZARD...Up to 40 mph wind, occasional 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 these storms include
Newnan, Carrollton, McDonough, Fayetteville, Jackson, Jonesboro,
Peachtree City, Stockbridge, Union City, Riverdale, Fairburn,
Hampton, Tyrone, Morrow, Lovejoy, Locust Grove, Palmetto, Senoia,
Bowdon and Flovilla.

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 3360 8514 3364 8474 3354 8408 3338 8386
      3321 8383 3319 8381 3320 8412 3334 8439
      3331 8527 3352 8531
TIME...MOT...LOC 0046Z 153DEG 23KT 3316 8521 3329 8487 3329 8458 3320
8398 3301 8373

WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 6, 8:12 PM EDTSpecial Weather StatementFFCBaldwin, Bibb, Heard, Jones, Lamar, Meriwether and 5 more48 min
Jul 7, 12:29 PM EDTSpecial Weather StatementFFCDodge, Montgomery, Telfair, Toombs, Wheeler, Wilcox46 min
Jul 7, 1:22 PM EDTSpecial Weather StatementFFCBleckley, Crisp, Dooly, Houston, Macon, Peach and 2 more38 min
Jul 7, 1:58 PM EDTSpecial Weather StatementFFCBibb, Crawford, Macon, Peach, Schley, Sumter and 3 more47 min
Jul 7, 2:44 PM EDTSpecial Weather StatementFFCBibb, Chattahoochee, Marion, Muscogee, Stewart, Talbot and 3 more61 min
Jul 7, 3:31 PM EDTSpecial Weather StatementFFCHarris, Lamar, Meriwether, Monroe, Pike44 min
Jul 7, 3:41 PM EDTSpecial Weather StatementFFCEmanuel34 min
Jul 7, 4:14 PM EDTTornado WarningFFCEmanuel31 min
Jul 7, 4:36 PM EDTTornado WarningFFCEmanuel24 min
Jul 7, 5:12 PM EDTSpecial Weather StatementFFCBartow, Dawson, Lumpkin, Pickens33 min
Jul 7, 6:10 PM EDTSpecial Weather StatementFFCFannin, Gilmer35 min

Nearby

Special Weather Statements in Georgia, 2021Every 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.