Alert archive / Georgia / Special Weather Statements in 2013

Special Weather Statement, NWS Atlanta, GA

February 23, 2013Meriwether County, Georgia

NWS Atlanta, GA issued this special weather statement at Feb 23, 2013, 2:21 AM EST for Meriwether 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
Feb 23, 2013, 2:21 AM EST (07:21 UTC)
Expired
Feb 23, 2013, 2:45 AM EST
In force
24 min
Issued by
NWS Atlanta, GA

County Meriwether County, GA

The radar

The Atlanta radar (KFFC), 47 km from the middle of the area, began a volume at 07:20 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, 7.4 hours before the alert went out and 50 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 2013-02-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2013-02-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 square meters per square second.1939587897117Sfc1 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
8 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
408 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.3

Open this sounding in Storm Lab

The text

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

006 
WWUS82 KFFC 230721
SPSFFC

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
221 AM EST SAT FEB 23 2013

GAZ066-067-078-230745-
221 AM EST SAT FEB 23 2013

...SIGNIFICANT WEATHER ADVISORY FOR PEA SIZED HAIL IN TROUP...
MERIWETHER AND HARRIS COUNTIES UNTIL 245 AM EST...

AT 214 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STRONG THUNDERSTORM 7 MILES WEST OF WHITESVILLE-PINE LAKE...MOVING
NORTHEAST AT 55 MPH.

THIS STORM HAS THE POTENTIAL TO PRODUCE PEA SIZED HAIL AND FREQUENT 
CLOUD TO GROUND LIGHTNING AS IT MOVES ACROSS TROUP...MERIWETHER AND 
HARRIS COUNTIES THROUGH 245 AM EST. SOME LOCATIONS IN THE PATH OF 
THIS STORM INCLUDE WHITESVILLE-PINE LAKE...BAUGHS CROSSROADS...JONES 
CROSSROADS...PINE MOUNTAIN-CALLAWAY GARDENS...BIG 
SPRINGS...STOVALL...ODESSADALE...DURAND...RALEIGH...HARRIS 
CITY...WOOSTER...IMLAC...ALVATON...WOODBURY AND GAY.

THESE STORMS ARE NOT EXPECTED TO REACH SEVERE THUNDERSTORM
CRITERIA...WHICH IS HAIL THE SIZE OF QUARTERS OR LARGER OR DAMAGING
WIND GUSTS OF 58 MPH OR HIGHER.

&&

LAT...LON 3284 8516 3286 8517 3319 8457 3310 8452
      3310 8453 3308 8452 3308 8453 3305 8452
      3304 8454 3297 8452 3275 8512 3283 8517
TIME...MOT...LOC 0721Z 242DEG 49KT 3285 8506

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 7:57 PM ESTSpecial Weather StatementFFCMuscogee33 min
Feb 23, 4:41 AM ESTRiver Flood WarningFFCForsyth, Fulton18 hr
Feb 23, 7:12 AM ESTRiver Flood WarningFFCForsyth6 hr
Feb 23, 2:50 PM ESTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs55 hr
Feb 23, 4:13 PM ESTRiver Flood WarningFFCCoweta, Fayette, Spalding6 hr
Feb 23, 6:29 PM ESTAreal Flood WarningFFCCrisp6 hr
Feb 23, 6:31 PM ESTRiver Flood WarningFFCTelfair4 hr

Nearby

Special Weather Statements in Georgia, 2013Every special weather statement in 2013

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.