Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Atlanta, GA

June 27, 2011Clayton County, Georgia

NWS Atlanta, GA issued this special weather statement at Jun 27, 2011, 1:47 PM EDT for Clayton County, Georgia. It was in force for 28 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 27, 2011, 1:47 PM EDT (17:47 UTC)
Expired: Jun 27, 2011, 2:15 PM EDT
In force: 28 min
Issued by: NWS Atlanta, GA

County Clayton County, GA

The radar

The Atlanta radar (KFFC), 26 km from the middle of the area, began a volume at 17:48 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, 5.8 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: 761 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 705 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 63 m²/s²
0-3 km storm-relative helicity: 122 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.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Atlanta, GA wrote its last area forecast discussion before this special weather statement went out at Jun 27, 11:35 AM EDT, 2 hours 12 minutes earlier.

Area forecast discussion, Jun 27, 11:35 AM EDT, 2 hours 12 minutes before

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Hazardous weather outlook, Jun 27, 11:19 AM EDT, 2 hours 28 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1119 AM EDT MON JUN 27 2011

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
089>098-102>113-281530-
BALDWIN-BANKS-BARROW-BARTOW-BIBB-BLECKLEY-BUTTS-CARROLL-CATOOSA-
CHATTAHOOCHEE-CHATTOOGA-CHEROKEE-CLARKE-CLAYTON-COBB-COWETA-
CRAWFORD-CRISP-DADE-DAWSON-DEKALB-DODGE-DOOLY-DOUGLAS-EMANUEL-
FANNIN-FAYETTE-FLOYD-FORSYTH-GILMER-GLASCOCK-GORDON-GREENE-
GWINNETT-HALL-HANCOCK-HARALSON-HARRIS-HEARD-HENRY-HOUSTON-JACKSON-
JASPER-JEFFERSON-JOHNSON-JONES-LAMAR-LAURENS-LUMPKIN-MACON-
MADISON-MARION-MERIWETHER-MONROE-MONTGOMERY-MORGAN-MURRAY-
MUSCOGEE-NEWTON-NORTH FULTON-OCONEE-OGLETHORPE-PAULDING-PEACH-
PICKENS-PIKE-POLK-PULASKI-PUTNAM-ROCKDALE-SCHLEY-SOUTH FULTON-
SPALDING-STEWART-SUMTER-TALBOT-TALIAFERRO-TAYLOR-TELFAIR-TOOMBS-
TOWNS-TREUTLEN-TROUP-TWIGGS-UNION-UPSON-WALKER-WALTON-WARREN-
WASHINGTON-WEBSTER-WHEELER-WHITE-WHITFIELD-WILCOX-WILKES-
WILKINSON-
1119 AM EDT MON JUN 27 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTH AND CENTRAL GEORGIA.

.DAY ONE...THIS AFTERNOON AND TONIGHT
SCATTERED THUNDERSTORMS AND ISOLATED SEVERE THUNDERSTORMS EXPECTED
TODAY AND TONIGHT.

.SYNOPSIS...
A COMPLEX OF THUNDERSTORMS OVER NORTHERN MISSOURI AND CENTRAL ILLINOIS
WILL CONTINUE MOVING SOUTHEAST THROUGH TONIGHT. THESE
THUNDERSTORMS ARE EXPECTED TO MOVE INTO NORTH GEORGIA THIS
AFTERNOON.

.PRIMARY HAZARDS...
THE PRIMARY HAZARD FROM ISOLATED SEVERE THUNDERSTORMS WILL BE
FREQUENT CLOUD TO GROUND LIGHTNING AND GUSTY WINDS TO 60 MPH. THE
BEST LOCATION FOR ISOLATED SEVERE STORMS WILL BE ACROSS NORTH
AND CENTRAL GEORGIA THIS AFTERNOON AND TONIGHT.

.DISCUSSION...
A COMPLEX OF THUNDERSTORMS OVER NORTHERN MISSOURI AND CENTRAL ILLINOIS
WILL CONTINUE MOVING SOUTHEAST THROUGH TONIGHT. INSTABILITY
INDICES ARE EXPECTED TO BE STRONG TODAY WITH CAPES GETTING INTO
THE 2000-3000 RANGE AND LIFTED INDICES AROUND -4 TO -5 ACROSS GEORGIA.
THERE IS AN UPPER LEVEL RIDGE BUILDING IN ACROSS THE SOUTHERN
STATES WHICH WILL HELP CAP THE ATMOSPHERE BUT IT DOES NOT LOOK
STRONG ENOUGH TO KEEP ISOLATED SEVERE STORMS FROM DEVELOPING.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY
ISOLATED TO SCATTERED THUNDERSTORMS EXPECTED EACH DAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTERS ACTIVATION IS NOT REQUESTED BUT SPOTTERS ARE ENCOURAGED
TO SUBMIT REPORTS OF SEVERE WEATHER THROUGH THE WEB BY GOING TO
WEATHER.GOV/ATLANTA.

10

In the hours before

Local storm report, Jun 27, 12:31 PM EDT, 1 hour 16 minutes before

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Local storm report, Jun 27, 12:36 PM EDT, 1 hour 11 minutes before

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Special weather statement, Jun 27, 1:08 PM EDT, 39 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
108 PM EDT MON JUN 27 2011

GAZ080-271745-
108 PM EDT MON JUN 27 2011

...SIGNIFICANT WEATHER ADVISORY FOR DIME SIZED HAIL AND 40 MPH WINDS
IN TAYLOR COUNTY UNTIL 145 PM EDT...

AT 105 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER CARSONVILLE...MOVING SOUTH AT 25 MPH.

WIND GUSTS OF 40 MPH ARE LIKELY AS THIS STORM MOVES ACROSS TAYLOR
COUNTY THROUGH 145 PM EDT. SOME LOCATIONS IN THE PATH OF THE STORM
INCLUDE WESLEY CHURCH...CARSONVILLE...HOWARD...FICKLING MILL...
BUTLER...POTTERVILLE AND RUPERT.

&&

LAT...LON 3237 8432 3262 8440 3264 8437 3268 8436
      3268 8434 3272 8433 3275 8428 3273 8425
      3274 8424 3268 8417 3252 8409 3250 8413
      3240 8420 3240 8425 3237 8426
TIME...MOT...LOC 1708Z 341DEG 20KT 3267 8429

Special weather statement, Jun 27, 1:20 PM EDT, 27 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
120 PM EDT MON JUN 27 2011

GAZ044-271745-
120 PM EDT MON JUN 27 2011

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 45 MPH WINDS
IN FULTON COUNTY UNTIL 145 PM EDT...

AT 118 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER CHATTAHOOCHEE HILL COUNTRY...MOVING
SOUTHEAST AT 10 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS IT MOVES ACROSS
FULTON COUNTY THROUGH 145 PM EDT. SOME LOCATIONS IN THE PATH OF THIS
STORM INCLUDE SANDTOWN...CAMPBELLTON...CHATTAHOOCHEE HILL COUNTRY...
UNION CITY...PALMETTO AND FAIRBURN.

DRIVERS SHOULD USE CAUTION AS INTENSE RAINFALL WILL REDUCE
VISIBILITIES. PONDING OF WATER ON ROADWAYS IS ALSO LIKELY.

&&

LAT...LON 3360 8480 3363 8475 3362 8474 3365 8470
      3366 8466 3368 8466 3375 8457 3365 8446
      3355 8446 3352 8459 3350 8461 3351 8479
      3357 8482
TIME...MOT...LOC 1719Z 332DEG 8KT 3360 8471

16

Special weather statement, Jun 27, 1:41 PM EDT, 6 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
141 PM EDT MON JUN 27 2011

GAZ069-080-081-271830-
141 PM EDT MON JUN 27 2011

...SIGNIFICANT WEATHER ADVISORY FOR DIME SIZED HAIL AND 45 MPH WINDS
IN UPSON...TAYLOR AND CRAWFORD COUNTIES UNTIL 230 PM EDT...

AT 139 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM OVER FICKLING MILL...MOVING SOUTHEAST AT 20 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE DIME SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 45 MPH AS IT MOVES ACROSS
UPSON...TAYLOR AND CRAWFORD COUNTIES THROUGH 230 PM EDT. SOME
LOCATIONS IN THE PATH OF THIS STORM INCLUDE CARSONVILLE...SALEM...
FICKLING MILL...BUTLER...REYNOLDS AND POTTERVILLE. BRIEF HEAVY
DOWNPOURS WILL CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3272 8433 3274 8429 3276 8430 3283 8415
      3257 8395 3251 8410 3251 8411 3250 8412
      3246 8422
TIME...MOT...LOC 1741Z 332DEG 16KT 3269 8418

Special weather statement, Jun 27, 1:47 PM EDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
147 PM EDT MON JUN 27 2011

GAZ044-054-055-271815-
147 PM EDT MON JUN 27 2011

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 35 MPH WINDS
IN FAYETTE...CLAYTON AND FULTON COUNTIES UNTIL 215 PM EDT...

AT 142 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS OVER SANDTOWN...FAIRBURN AND UNION CITY...
MOVING SOUTHEAST AT 15 MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 35 MPH AS THEY MOVE
ACROSS FAYETTE...CLAYTON AND FULTON COUNTIES THROUGH 215 PM EDT.
SOME LOCATIONS IN THE PATH OF THIS STORM INCLUDE SANDTOWN...
CAMPBELLTON...PALMETTO...FAIRBURN...COLLEGE PARK...UNION CITY...
HARTSFIELD-JACKSON AIRPORT...KENWOOD...TYRONE...MORROW...
RIVERDALE...SANDY CREEK AND PEACHTREE CITY.

BRIEF HEAVY DOWNPOURS WILL CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3365 8470 3366 8466 3368 8466 3375 8457
      3372 8450 3357 8432 3338 8458 3345 8463
      3350 8461 3351 8467 3362 8474
TIME...MOT...LOC 1745Z 322DEG 12KT 3364 8458

16

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 26, 8:07 PM EDT	Special Weather Statement	FFC	Houston	23 min
Jun 26, 8:09 PM EDT	Severe Thunderstorm Warning	FFC	Jasper, Jones, Monroe, Putnam	36 min
Jun 26, 8:14 PM EDT	Special Weather Statement	FFC	Oconee, Oglethorpe	31 min
Jun 26, 8:19 PM EDT	Special Weather Statement	FFC	Macon	26 min
Jun 26, 8:25 PM EDT	Special Weather Statement	FFC	Greene, Putnam	50 min
Jun 26, 8:29 PM EDT	Special Weather Statement	FFC	Stewart	31 min
Jun 26, 8:35 PM EDT	Special Weather Statement	FFC	Bibb, Houston, Peach	25 min
Jun 26, 8:36 PM EDT	Special Weather Statement	FFC	Clarke, Madison, Oconee, Oglethorpe	39 min
Jun 26, 8:40 PM EDT	Special Weather Statement	FFC	Webster	35 min
Jun 26, 8:41 PM EDT	Special Weather Statement	FFC	Johnson	34 min
Jun 26, 8:43 PM EDT	Special Weather Statement	FFC	Baldwin, Butts, Jasper, Jones, Lamar, Monroe	62 min
Jun 26, 9:03 PM EDT	Special Weather Statement	FFC	Bleckley, Houston, Twiggs	27 min
Jun 26, 9:06 PM EDT	Special Weather Statement	FFC	Wheeler	24 min
Jun 26, 9:13 PM EDT	Special Weather Statement	FFC	Clarke, Greene, Hancock, Madison, Morgan, Oconee and 3 more	62 min
Jun 26, 9:24 PM EDT	Special Weather Statement	FFC	Sumter	36 min
Jun 26, 9:59 PM EDT	Special Weather Statement	FFC	Johnson, Laurens, Washington, Wilkinson	46 min
Jun 26, 10:01 PM EDT	Special Weather Statement	FFC	Montgomery, Wheeler	29 min
Jun 26, 10:03 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel, Montgomery, Toombs, Treutlen	27 min
Jun 26, 10:17 PM EDT	Special Weather Statement	FFC	Crisp, Wilcox	28 min
Jun 26, 10:29 PM EDT	Special Weather Statement	FFC	Telfair	31 min
Jun 26, 10:33 PM EDT	Special Weather Statement	FFC	Montgomery, Toombs	27 min
Jun 26, 10:56 PM EDT	Special Weather Statement	FFC	Dodge, Emanuel, Laurens, Montgomery, Telfair, Toombs and 2 more	49 min
Jun 26, 11:39 PM EDT	Special Weather Statement	FFC	Montgomery	51 min
Jun 27, 9:00 AM EDT	Special Weather Statement	FFC	Talbot	45 min
Jun 27, 9:49 AM EDT	Special Weather Statement	FFC	Marion	26 min
Jun 27, 10:24 AM EDT	Special Weather Statement	FFC	Talbot	21 min
Jun 27, 10:52 AM EDT	Special Weather Statement	FFC	Talbot	23 min
Jun 27, 11:04 AM EDT	Severe Thunderstorm Warning	FFC	Talbot	41 min
Jun 27, 11:48 AM EDT	Special Weather Statement	FFC	Talbot	27 min
Jun 27, 12:13 PM EDT	Severe Thunderstorm Warning	FFC	Talbot	32 min
Jun 27, 12:53 PM EDT	Severe Thunderstorm Warning	FFC	Douglas, Paulding	52 min
Jun 27, 1:08 PM EDT	Special Weather Statement	FFC	Taylor	37 min
Jun 27, 1:20 PM EDT	Special Weather Statement	FFC	Douglas	25 min
Jun 27, 1:41 PM EDT	Special Weather Statement	FFC	Taylor	49 min
Jun 27, 2:15 PM EDT	Special Weather Statement	FFC	Clayton, Fayette	30 min
Jun 27, 2:24 PM EDT	Special Weather Statement	FFC	Meriwether	51 min
Jun 27, 2:51 PM EDT	Special Weather Statement	FFC	Spalding	24 min
Jun 27, 3:42 PM EDT	Special Weather Statement	FFC	Troup	33 min
Jun 27, 4:16 PM EDT	Special Weather Statement	FFC	Harris	29 min
Jun 27, 4:29 PM EDT	Special Weather Statement	FFC	Murray	31 min
Jun 27, 4:40 PM EDT	Special Weather Statement	FFC	Harris	35 min
Jun 27, 5:11 PM EDT	Special Weather Statement	FFC	Bartow, Pickens	49 min
Jun 27, 5:37 PM EDT	Special Weather Statement	FFC	Cherokee	38 min
Jun 27, 6:04 PM EDT	Special Weather Statement	FFC	Cobb	26 min
Jun 27, 6:29 PM EDT	Special Weather Statement	FFC	Gwinnett	46 min
Jun 27, 7:32 PM EDT	Special Weather Statement	FFC	Stewart	43 min
Jun 27, 7:44 PM EDT	Special Weather Statement	FFC	Wilkes	46 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.