Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 228, NWS Atlanta, GA

May 3, 2011Wilcox County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 3, 2011, 9:29 PM EDT for Wilcox County, Georgia. It was in force for 31 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 3, 2011, 9:29 PM EDT (01:29 UTC)
Expired
May 3, 2011, 10:00 PM EDT
In force
31 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

County Wilcox County, GA

The radar

The Robins AFB radar (KJGX), 71 km from the middle of the area, began a volume at 01:33 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

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 1.5 hours before the alert went out and 199 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, Tallahassee Rgnl, FL at 00:00Z on 2011-05-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2201 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, Tallahassee Rgnl, FL at 00:00Z on 2011-05-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.19395878Sfc1 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
2201 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
804 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

313 
WUUS52 KFFC 040129
SVRFFC
GAC315-040200-
/O.NEW.KFFC.SV.W.0228.110504T0129Z-110504T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
929 PM EDT TUE MAY 3 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WILCOX COUNTY IN CENTRAL GEORGIA

* UNTIL 1000 PM EDT

* AT 923 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED   
  SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZED HAIL...
  AND DAMAGING WINDS UP TO 60 MPH.  THESE STORMS WERE LOCATED   
  FROM SOUTHWEST OF PLEASANT VIEW TO SOUTHWEST OF SEVILLE...MOVING 
  NORTHEAST AT 35 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  PINEVIEW...PITTS...POPE CITY AND ROCHELLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

&&

LAT...LON 3185 8362 3210 8360 3213 8354 3212 8343
      3214 8340 3213 8336 3211 8336 3208 8332
      3209 8331 3205 8331 3197 8339 3187 8354
TIME...MOT...LOC 0127Z 241DEG 29KT 3203 8359 3197 8362
          3190 8365

$$
2 follow-up statements
714 
WWUS52 KFFC 040146
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
946 PM EDT TUE MAY 3 2011

GAC315-040200-
/O.CON.KFFC.SV.W.0228.000000T0000Z-110504T0200Z/
WILCOX GA-
946 PM EDT TUE MAY 3 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT
FOR WILCOX COUNTY...

AT 942 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
SHOW SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZED HAIL...
AND DAMAGING WINDS UP TO 60 MPH. THESE STORMS WERE LOCATED FROM 
AROUND PINEVIEW TO POPE CITY TO PITTS...
MOVING NORTHEAST AT 35 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ROCHELLE AND CEDAR CREEK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

&&

LAT...LON 3185 8362 3210 8360 3213 8354 3212 8343
      3214 8340 3213 8336 3211 8336 3208 8332
      3209 8331 3205 8331 3197 8339 3187 8354
TIME...MOT...LOC 0146Z 241DEG 29KT 3210 8343 3204 8346
          3197 8349

$$
986 
WWUS52 KFFC 040156
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
956 PM EDT TUE MAY 3 2011

GAC315-040203-
/O.EXP.KFFC.SV.W.0228.000000T0000Z-110504T0200Z/
WILCOX GA-
956 PM EDT TUE MAY 3 2011

...THE SEVERE THUNDERSTORM WARNING FOR WILCOX COUNTY EXPIRES AT 1000
PM EDT...

AT 951 PM EDT...THE SEVERE THUNDERSTORMS THAT WERE OVER WILCOX COUNTY 
WERE WEAKENING BELOW SEVERE LIMITS AND THE SEVERE THUNDERSTORM WARNING 
WILL BE ALLOWED TO EXPIRE AT 1000 PM EDT. THE STORMS WILL STILL BE 
CAPABLE OF PRODUCING DIME SIZED HAIL...AND WINDS UP TO 40 MPH ACROSS 
WILCOX COUNTY THROUGH 1015 PM AS THEY CONTINUE MOVING NORTHEAST AT 35 
MPH.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3185 8362 3210 8360 3213 8354 3212 8343
      3214 8340 3213 8336 3211 8336 3208 8332
      3209 8331 3205 8331 3197 8339 3187 8354
TIME...MOT...LOC 0153Z 241DEG 29KT 3213 8337 3207 8340
          3200 8343

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 3, 9:15 PM EDTSevere Thunderstorm WarningFFCCrisp, Dooly30 min
May 3, 10:03 PM EDTSevere Thunderstorm WarningFFCLaurens28 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2011Every severe thunderstorm warning 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.