Alert archive / Georgia / Special Weather Statements in 2011

Special Weather Statement, NWS Atlanta, GA

August 6, 2011Montgomery County, Toombs County, Georgia

NWS Atlanta, GA issued this special weather statement at Aug 6, 2011, 7:11 PM EDT for Montgomery County, Toombs County, Georgia. It was in force for 34 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: Aug 6, 2011, 7:11 PM EDT (23:11 UTC)
Expired: Aug 6, 2011, 7:45 PM EDT
In force: 34 min
Issued by: NWS Atlanta, GA

Counties Montgomery County, GA, Toombs County, GA

The radar

The Robins AFB radar (KJGX), 116 km from the middle of the area, began a volume at 23:10 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

Jacksonville, FL (KJAX), launched 12:00Z, 11.2 hours before the alert went out and 179 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: 2027 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 735 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: 4 m²/s²
0-3 km storm-relative helicity: 25 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.

707 
WWUS82 KFFC 062311
SPSFFC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
711 PM EDT SAT AUG 6 2011

GAZ111>113-062345-
711 PM EDT SAT AUG 6 2011

...SIGNIFICANT WEATHER ADVISORY FOR FREQUENT LIGHTNING AND HEAVY 
RAIN IN WHEELER...TOOMBS AND MONTGOMERY COUNTIES UNTIL 745 PM EDT...

AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
STRONG THUNDERSTORMS NEAR UVALDA...MOVING EAST AT 10 MPH.

THESE STORMS HAVE THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS THEY MOVE
ACROSS WHEELER...TOOMBS AND MONTGOMERY COUNTIES THROUGH 745 PM EDT.
SOME LOCATIONS IN THE PATH OF THESE STORMS INCLUDE CHARLOTTEVILLE...
UVALDA...ALSTON...MCNATT FALLS...CENTER...ROCK SPRINGS...GRAYS
LANDING...SOUTH THOMPSON...CEDAR CROSSING...TOOMBS CENTRAL...NEW
BRANCH...JOHNSON CORNER AND ENGLISH EDDY. BRIEF HEAVY DOWNPOURS WILL
CAUSE PONDING OF WATER ON ROADWAYS.

&&

LAT...LON 3193 8237 3195 8239 3195 8240 3196 8244
      3196 8248 3194 8249 3195 8256 3194 8258
      3198 8269 3218 8255 3215 8220 3194 8228
      3193 8231
TIME...MOT...LOC 2311Z 288DEG 8KT 3201 8247

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 5, 8:03 PM EDT	Special Weather Statement	FFC	Rockdale, Walton	27 min
Aug 5, 8:29 PM EDT	Special Weather Statement	FFC	DeKalb	31 min
Aug 6, 12:43 PM EDT	Special Weather Statement	FFC	Muscogee	32 min
Aug 6, 1:15 PM EDT	Special Weather Statement	FFC	Upson	30 min
Aug 6, 1:32 PM EDT	Special Weather Statement	FFC	Talbot	28 min
Aug 6, 2:01 PM EDT	Special Weather Statement	FFC	Taylor	29 min
Aug 6, 2:23 PM EDT	Special Weather Statement	FFC	Troup	37 min
Aug 6, 2:39 PM EDT	Special Weather Statement	FFC	Coweta	36 min
Aug 6, 2:54 PM EDT	Special Weather Statement	FFC	Hancock	51 min
Aug 6, 3:11 PM EDT	Special Weather Statement	FFC	Coweta	34 min
Aug 6, 3:42 PM EDT	Special Weather Statement	FFC	Fayette	33 min
Aug 6, 3:43 PM EDT	Special Weather Statement	FFC	Fayette	32 min
Aug 6, 4:01 PM EDT	Special Weather Statement	FFC	Spalding	29 min
Aug 6, 4:49 PM EDT	Special Weather Statement	FFC	Clayton, Henry, Spalding	26 min
Aug 6, 5:05 PM EDT	Special Weather Statement	FFC	Douglas	25 min
Aug 6, 5:08 PM EDT	Special Weather Statement	FFC	Butts, Jasper	37 min
Aug 6, 5:18 PM EDT	Special Weather Statement	FFC	DeKalb	27 min
Aug 6, 5:28 PM EDT	Special Weather Statement	FFC	Laurens	32 min
Aug 6, 5:44 PM EDT	Special Weather Statement	FFC	DeKalb, Fulton	31 min
Aug 6, 6:10 PM EDT	Special Weather Statement	FFC	Johnson	35 min
Aug 6, 6:52 PM EDT	Special Weather Statement	FFC	Glascock, Warren, Washington	23 min
Aug 6, 7:02 PM EDT	Severe Thunderstorm Warning	FFC	Hancock, Washington	43 min
Aug 6, 7:25 PM EDT	Special Weather Statement	FFC	Glascock, Jefferson, Warren	35 min
Aug 6, 7:39 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Jefferson, Warren	36 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.