Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 436, NWS Atlanta, GA

July 10, 2011Schley County, Taylor County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 10, 2011, 3:35 PM EDT for Schley County, Taylor County, Georgia. It was in force for 25 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
Jul 10, 2011, 3:35 PM EDT (19:35 UTC)
Expired
Jul 10, 2011, 4:00 PM EDT
In force
25 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Schley County, GA, Taylor County, GA

The radar

The Robins AFB radar (KJGX), 94 km from the middle of the area, began a volume at 19:37 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, 7.6 hours before the alert went out and 109 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 12:00Z on 2011-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1762 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2011-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -41 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
1762 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
603 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-41 m²/s²
0-3 km storm-relative helicity
-46 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.

375 
WUUS52 KFFC 101935
SVRFFC
GAC249-269-102000-
/O.NEW.KFFC.SV.W.0436.110710T1935Z-110710T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
335 PM EDT SUN JUL 10 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN SCHLEY COUNTY IN WEST CENTRAL GEORGIA
  SOUTHWESTERN TAYLOR COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 400 PM EDT

* AT 332 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED NEAR RUPERT...
  MOVING SOUTH AT 10 MPH.

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

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 3234 8439 3244 8440 3248 8438 3248 8421
      3242 8421 3240 8421 3240 8425 3232 8426
TIME...MOT...LOC 1936Z 008DEG 7KT 3241 8430

$$
1 follow-up statement
760 
WWUS52 KFFC 101951
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
351 PM EDT SUN JUL 10 2011

GAC249-269-102000-
/O.EXP.KFFC.SV.W.0436.000000T0000Z-110710T2000Z/
SCHLEY GA-TAYLOR GA-
351 PM EDT SUN JUL 10 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN TAYLOR AND NORTH 
CENTRAL SCHLEY COUNTIES WILL BE ALLOWED TO EXPIRE AT 400 PM EDT...

THAT STORM THAT PROMPTED THE WARNING HAS WEAKENED SOME AND IS NO
LONGER EXPECTED TO PRODUCE LARGE HAIL OR DAMAGING WINDS. HOWEVER...
HEAVY RAIN AND FREQUENT LIGHTNING CAN BE EXPECTED THROUGH 415 PM EDT.

IF YOU SAW 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 3234 8439 3244 8440 3248 8438 3248 8421
      3242 8421 3240 8421 3240 8425 3232 8426
TIME...MOT...LOC 1950Z 008DEG 7KT 3238 8430

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 10, 1:55 PM EDTSpecial Weather StatementFFCMeriwether35 min
Jul 10, 2:33 PM EDTSpecial Weather StatementFFCMeriwether57 min
Jul 10, 3:25 PM EDTSpecial Weather StatementFFCSchley20 min
Jul 10, 4:13 PM EDTSpecial Weather StatementFFCDodge, Laurens32 min
Jul 10, 4:26 PM EDTSpecial Weather StatementFFCMonroe34 min
Jul 10, 4:45 PM EDTSpecial Weather StatementFFCBleckley, Pulaski30 min
Jul 10, 5:07 PM EDTSpecial Weather StatementFFCHaralson23 min
Jul 10, 5:18 PM EDTSpecial Weather StatementFFCLaurens, Treutlen42 min
Jul 10, 5:35 PM EDTSpecial Weather StatementFFCCarroll, Haralson40 min
Jul 10, 6:03 PM EDTSpecial Weather StatementFFCHaralson27 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.