Alert archive / Georgia / Special Weather Statements in 2021

Special Weather Statement, NWS Atlanta, GA

June 11, 2021Marion County, Webster County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 11, 2021, 5:09 PM EDT for Marion County, Webster County, Georgia. It was in force for 36 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 11, 2021, 5:09 PM EDT (21:09 UTC)
Expired: Jun 11, 2021, 5:45 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Wind: 40

Counties Marion County, GA, Webster County, GA

The radar

The Atlanta radar (KFFC), 110 km from the middle of the area, began a volume at 21:07 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, 9.2 hours before the alert went out and 111 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: 180 J/kg
Mixed-layer CIN: -21 J/kg
Mixed-layer LCL: 640 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

073 
WWUS82 KFFC 112109
SPSFFC

Special Weather Statement
National Weather Service Peachtree City GA
509 PM EDT Fri Jun 11 2021
 
GAZ090-091-102-103-112145-
Chattahoochee GA-Stewart GA-Marion GA-Webster GA-
509 PM EDT Fri Jun 11 2021

...SIGNIFICANT WEATHER ADVISORY FOR EASTERN CHATTAHOOCHEE...
NORTHEASTERN STEWART...MARION AND WEBSTER COUNTIES UNTIL 545 PM
EDT...

At 509 PM EDT...a line of strong thunderstorms was along a line
extending from Juniper to Westville...and moving east at 30 mph.

  HAZARD...Up to 40 mph wind...frequent 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
Lumpkin, Buena Vista, Preston, Richland, Weston, Putnam, Brantley,
Seminole, Christopher, Kimbrough, Westville, Brooklyn, Renfroe,
Oakland, Draneville, Manta, Zellobee, Tazewell, Marion Estates and
Doyle.

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 3202 8483 3252 8468 3253 8465 3252 8458
      3255 8455 3254 8451 3256 8449 3256 8445
      3254 8445 3252 8443 3249 8443 3248 8441
      3245 8441 3243 8439 3230 8439 3229 8441
      3223 8441 3223 8443 3218 8442 3193 8450
TIME...MOT...LOC 2109Z 270DEG 27KT 3250 8462 3203 8476 

WIND...40MPH

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 2:41 PM EDT	Special Weather Statement	FFC	Coweta	34 min
Jun 11, 3:08 PM EDT	Special Weather Statement	FFC	Clayton, Fayette	22 min
Jun 11, 3:15 PM EDT	Special Weather Statement	FFC	Washington	30 min
Jun 11, 3:35 PM EDT	Special Weather Statement	FFC	Telfair	25 min
Jun 11, 4:15 PM EDT	Special Weather Statement	FFC	Chattahoochee, Muscogee	30 min
Jun 11, 4:41 PM EDT	Special Weather Statement	FFC	Toombs	19 min
Jun 11, 4:42 PM EDT	Severe Thunderstorm Warning	FFC	Chattahoochee, Muscogee	33 min
Jun 11, 4:48 PM EDT	Special Weather Statement	FFC	Stewart	27 min
Jun 11, 5:04 PM EDT	Special Weather Statement	FFC	Putnam	26 min
Jun 11, 5:11 PM EDT	Special Weather Statement	FFC	Houston	34 min
Jun 11, 5:19 PM EDT	Special Weather Statement	FFC	Baldwin	26 min
Jun 11, 5:32 PM EDT	Special Weather Statement	FFC	Wilkinson	28 min
Jun 11, 5:40 PM EDT	Special Weather Statement	FFC	Washington	35 min
Jun 11, 5:51 PM EDT	Special Weather Statement	FFC	Wilkinson	24 min
Jun 11, 6:03 PM EDT	Special Weather Statement	FFC	Johnson	27 min
Jun 11, 6:15 PM EDT	Special Weather Statement	FFC	Laurens	30 min
Jun 11, 6:39 PM EDT	Special Weather Statement	FFC	Johnson	36 min
Jun 11, 7:07 PM EDT	Special Weather Statement	FFC	Emanuel	23 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.