Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Atlanta, GA

June 24, 2011Coweta County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 24, 2011, 7:21 PM EDT for Coweta County, Georgia. It was in force for 24 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 24, 2011, 7:21 PM EDT (23:21 UTC)
Expired: Jun 24, 2011, 7:45 PM EDT
In force: 24 min
Issued by: NWS Atlanta, GA

County Coweta County, GA

The radar

The Atlanta radar (KFFC), 21 km from the middle of the area, began a volume at 23:24 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, 11.4 hours before the alert went out and 27 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: 1316 J/kg
Mixed-layer CIN: -59 J/kg
Mixed-layer LCL: 735 m above ground
0-6 km bulk shear: 16 kt
0-1 km storm-relative helicity: 64 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

713 
WWUS82 KFFC 242321
SPSFFC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
721 PM EDT FRI JUN 24 2011

GAZ031-041>043-250000-
721 PM EDT FRI JUN 24 2011

...SIGNIFICANT WEATHER ADVISORY FOR DIME SIZED HAIL AND 45 MPH WINDS
IN PAULDING...CARROLL...DOUGLAS AND HARALSON COUNTIES UNTIL 800 PM
EDT...

AT 714 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED STRONG 
THUNDERSTORMS FROM VILLA RICA TO WEST OF BOWDON...MOVING EAST AT 20 
MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE DIME SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS THEY MOVE
ACROSS PAULDING...CARROLL...DOUGLAS AND HARALSON COUNTIES THROUGH 800
PM EDT. SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE TEMPLE...
NEW GEORGIA...BREMEN...WACO...TALLAPOOSA...LAKE VAL-DO-MAR...VILLA
RICA...BOWDON JUNCTION...MOUNT ZION...BROWNSVILLE...WINSTON...
DOUGLASVILLE...ABILENE...JOHN TANNER STATE PARK AND LITHIA SPRINGS.
HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON ROADWAYS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT. CONTINUE TO MONITOR
NOAA WEATHER RADIO...WEATHER.GOV OR OTHER MEDIA OUTLETS FOR FURTHER
STATEMENTS OR POSSIBLE WARNINGS ON THESE STORMS.

SIGNIFICANT WEATHER ADVISORIES ARE ISSUED FOR WINDS UP TO 50 MPH...
HAIL LESS THAN THE SIZE OF QUARTERS...OR SIGNIFICANT CLOUD-TO-GROUND
LIGHTNING.

&&

LAT...LON 3373 8536 3382 8503 3384 8487 3383 8473
      3380 8472 3380 8463 3375 8458 3365 8466
      3365 8471 3362 8474 3363 8475 3359 8480
      3348 8504 3347 8515 3348 8531
TIME...MOT...LOC 2321Z 274DEG 19KT 3376 8488 3363 8532
          3355 8548

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 1:44 PM EDT	Special Weather Statement	FFC	Fannin, Gilmer, Lumpkin, Union	46 min
Jun 24, 2:04 PM EDT	Special Weather Statement	FFC	Towns	26 min
Jun 24, 2:30 PM EDT	Special Weather Statement	FFC	Towns, Union, White	45 min
Jun 24, 2:50 PM EDT	Special Weather Statement	FFC	Catoosa, Whitfield	40 min
Jun 24, 3:04 PM EDT	Severe Thunderstorm Warning	FFC	Hall, Lumpkin, White	41 min
Jun 24, 3:27 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Dade, Murray, Walker, Whitfield	48 min
Jun 24, 3:31 PM EDT	Severe Thunderstorm Warning	FFC	Fannin, Gilmer	16 min
Jun 24, 4:12 PM EDT	Special Weather Statement	FFC	Catoosa, Dade, Fannin, Gilmer, Gordon, Murray and 2 more	48 min
Jun 24, 4:38 PM EDT	Severe Thunderstorm Warning	FFC	Chattooga, Dade, Floyd, Walker	37 min
Jun 24, 4:56 PM EDT	Special Weather Statement	FFC	Dawson, Lumpkin	34 min
Jun 24, 5:08 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Floyd, Gordon	22 min
Jun 24, 5:18 PM EDT	Special Weather Statement	FFC	Cherokee, Dawson, Forsyth, Pickens	42 min
Jun 24, 5:25 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Cherokee, Floyd, Gordon, Pickens	50 min
Jun 24, 5:28 PM EDT	Special Weather Statement	FFC	Banks	32 min
Jun 24, 5:35 PM EDT	Special Weather Statement	FFC	Hall, White	25 min
Jun 24, 5:56 PM EDT	Special Weather Statement	FFC	Cobb, Paulding, Polk	49 min
Jun 24, 5:59 PM EDT	Special Weather Statement	FFC	Upson	31 min
Jun 24, 6:04 PM EDT	Special Weather Statement	FFC	Banks, Jackson	41 min
Jun 24, 6:14 PM EDT	Special Weather Statement	FFC	Oglethorpe	46 min
Jun 24, 6:24 PM EDT	Special Weather Statement	FFC	Fayette	36 min
Jun 24, 6:28 PM EDT	Severe Thunderstorm Warning	FFC	Coweta, Fulton	47 min
Jun 24, 6:29 PM EDT	Special Weather Statement	FFC	DeKalb, Fulton, Gwinnett	46 min
Jun 24, 6:32 PM EDT	Special Weather Statement	FFC	Haralson, Paulding	43 min
Jun 24, 6:35 PM EDT	Special Weather Statement	FFC	Upson	40 min
Jun 24, 6:39 PM EDT	Special Weather Statement	FFC	Madison	36 min
Jun 24, 6:54 PM EDT	Special Weather Statement	FFC	Clayton	36 min
Jun 24, 7:01 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Haralson	16 min
Jun 24, 7:05 PM EDT	Special Weather Statement	FFC	Clayton, Fayette, Henry	40 min
Jun 24, 7:33 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Haralson, Heard	27 min
Jun 24, 7:43 PM EDT	Special Weather Statement	FFC	Clayton, Coweta, Fayette, Henry, Spalding	47 min
Jun 24, 7:46 PM EDT	Special Weather Statement	FFC	Taliaferro	29 min
Jun 24, 7:54 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Coweta, Douglas, Fulton, Heard	51 min

Nearby

Special Weather Statements in Georgia, 2011 Every special weather statement in 2011

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.