Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

June 29, 2021Heard County, Meriwether County, Troup County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 29, 2021, 3:01 AM EDT for Heard County, Meriwether County, Troup County, Georgia. It was in force for 29 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
Jun 29, 2021, 3:01 AM EDT (07:01 UTC)
Expired
Jun 29, 2021, 3:30 AM EDT
In force
29 min
Issued by
NWS Atlanta, GA
Wind
40

Counties Heard County, GA, Meriwether County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 67 km from the middle of the area, began a volume at 07:05 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, 7.0 hours before the alert went out and 72 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 2021-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 466 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 2021-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
466 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1446 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

297 
WWUS82 KFFC 290701
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
301 AM EDT Tue Jun 29 2021
 
GAZ052-066-067-078-290730-
Harris GA-Troup GA-Heard GA-Meriwether GA-
301 AM EDT Tue Jun 29 2021

...SIGNIFICANT WEATHER ADVISORY FOR NORTHWESTERN HARRIS...TROUP...
SOUTHERN HEARD AND SOUTHERN MERIWETHER COUNTIES UNTIL 330 AM EDT...

At 301 AM EDT...a line of strong thunderstorms was along a line
extending from near Franklin to near Raleigh...and moving west at 10
mph.

  HAZARD...40 mph wind 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
LaGrange, Franklin, Greenville, West Point, Hogansville, Pine
Mountain, Warm Springs, Corinth, F.d. Roosevelt State Park,
Mountville, Cannonville, Louise, Odessadale, Stovall, Piedmont
Heights, Harrisonville, Hillcrest, Big Springs, Wares Crossroads and
Glenn.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

People outdoors should seek shelter immediately. Motorists should
slow down and be prepared for possible loss of control due to
hydroplaning.

LAT...LON 3333 8507 3292 8452 3274 8512 3274 8513
      3276 8514 3278 8512 3281 8517 3285 8515
      3286 8519 3332 8527
TIME...MOT...LOC 0701Z 077DEG 11KT 3327 8514 3297 8466 

WIND...40MPH

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 12:37 AM EDTSpecial Weather StatementFFCMeriwether23 min
Jun 29, 12:39 AM EDTSpecial Weather StatementFFCTalbot36 min
Jun 29, 1:00 AM EDTSpecial Weather StatementFFCButts, Jasper, Putnam30 min
Jun 29, 1:06 AM EDTSpecial Weather StatementFFCTroup24 min
Jun 29, 1:19 AM EDTSpecial Weather StatementFFCHarris26 min
Jun 29, 1:38 AM EDTSpecial Weather StatementFFCButts, Henry, Jasper, Newton, Spalding37 min
Jun 29, 4:19 PM EDTSpecial Weather StatementFFCMontgomery26 min
Jun 29, 5:30 PM EDTSpecial Weather StatementFFCWheeler30 min
Jun 29, 6:26 PM EDTSpecial Weather StatementFFCDodge, Wilcox34 min
Jun 29, 6:31 PM EDTSpecial Weather StatementFFCLaurens29 min
Jun 29, 6:33 PM EDTSpecial Weather StatementFFCWheeler27 min
Jun 29, 7:03 PM EDTSpecial Weather StatementFFCBleckley, Pulaski27 min
Jun 29, 7:08 PM EDTSpecial Weather StatementFFCJohnson37 min
Jun 29, 7:30 PM EDTSpecial Weather StatementFFCPulaski30 min
Jun 29, 7:56 PM EDTSpecial Weather StatementFFCDodge34 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.