Alert archive / Georgia / Special Weather Statements in 2012

Special Weather Statement, NWS Atlanta, GA

May 7, 2012Schley County, Georgia

NWS Atlanta, GA issued this special weather statement at May 7, 2012, 8:01 PM EDT for Schley 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
May 7, 2012, 8:01 PM EDT (00:01 UTC)
Expired
May 7, 2012, 8:30 PM EDT
In force
29 min
Issued by
NWS Atlanta, GA

County Schley County, GA

The radar

The Robins AFB radar (KJGX), 107 km from the middle of the area, began a volume at 00:05 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, 0.0 hours before the alert went out and 120 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 2012-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 839 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 2012-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
839 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
873 m above ground
0-6 km bulk shear
7 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
47 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.

561 
WWUS82 KFFC 080001
SPSFFC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
801 PM EDT MON MAY 7 2012

GAZ091-092-080030-
801 PM EDT MON MAY 7 2012

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL AND 40 MPH WINDS
IN SCHLEY AND MARION COUNTIES UNTIL 830 PM EDT...

AT 756 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
STRONG THUNDERSTORM CENTERED 3 MILES EAST OF BUENA VISTA...MOVING 
SOUTHEAST AT 10 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL...FREQUENT
CLOUD TO GROUND LIGHTNING AND WIND GUSTS TO 40 MPH AS IT MOVES ACROSS
SCHLEY AND MARION COUNTIES THROUGH 830 PM EDT. SOME LOCATIONS IN THE
PATH OF THIS STORM INCLUDE TAZEWELL...BUENA VISTA...CONCORD...
DOYLE...PUTNAM AND WALLS CROSSING. HEAVY DOWNPOURS WILL CAUSE PONDING
OF WATER ON ROADWAYS AND POOR DRAINAGE AREAS.

&&

LAT...LON 3227 8429 3221 8448 3234 8454 3240 8440
TIME...MOT...LOC 0000Z 334DEG 8KT 3232 8443

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 4:00 PM EDTSpecial Weather StatementFFCStewart30 min
May 8, 4:36 PM EDTSpecial Weather StatementFFCWalton24 min
May 8, 4:41 PM EDTSevere Thunderstorm WarningFFCStewart, Webster34 min
May 8, 6:11 PM EDTSpecial Weather StatementFFCSchley34 min
May 8, 6:49 PM EDTSpecial Weather StatementFFCSpalding26 min
May 8, 7:40 PM EDTSpecial Weather StatementFFCWarren35 min

Nearby

Special Weather Statements in Georgia, 2012Every special weather statement in 2012

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.