Alert archive / Georgia / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 65, NWS Atlanta, GA

March 26, 2011Gilmer County, Murray County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 26, 2011, 8:39 PM EDT for Gilmer County, Murray County, Georgia. It was in force for 51 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 26, 2011, 8:39 PM EDT (00:39 UTC)
Expired
Mar 26, 2011, 9:30 PM EDT
In force
51 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Gilmer County, GA, Murray County, GA

The radar

The Northeast Alabama radar (KHTX), 144 km from the middle of the area, began a volume at 00:40 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.

What was reported inside it

TimeReportWhereRemark
Mar 26, 8:58 PM EDTHAIL 1Eton, GA
Mar 26, 9:10 PM EDTHAIL 0.5Ellijay, GA

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.7 hours before the alert went out and 145 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 2011-03-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 120 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 00:00Z on 2011-03-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 343 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
120 J/kg
Mixed-layer CIN
-166 J/kg
Mixed-layer LCL
635 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
343 m²/s²
0-3 km storm-relative helicity
404 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.7

Open this sounding in Storm Lab

The text

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

021 
WUUS52 KFFC 270039
SVRFFC
GAC123-213-270130-
/O.NEW.KFFC.SV.W.0065.110327T0039Z-110327T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
839 PM EDT SAT MAR 26 2011

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  GILMER COUNTY IN NORTH CENTRAL GEORGIA
  MURRAY COUNTY IN NORTHWEST GEORGIA

* UNTIL 930 PM EDT

* AT 836 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED HAIL...AND
  DAMAGING WINDS UP TO 60 MPH.  THIS STORM WAS LOCATED 10 MILES WEST
  OF CHATSWORTH...MOVING EAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ETON...ELLIJAY AND EAST ELLIJAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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 3489 8462 3485 8462 3484 8438 3480 8431
      3466 8423 3457 8426 3458 8433 3455 8437
      3457 8448 3455 8450 3457 8451 3455 8452
      3455 8465 3458 8466 3460 8473 3462 8472
      3461 8491 3491 8477
TIME...MOT...LOC 0039Z 288DEG 47KT 3479 8489

$$
2 follow-up statements
510 
WWUS52 KFFC 270101
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
901 PM EDT SAT MAR 26 2011

GAC123-213-270130-
/O.CON.KFFC.SV.W.0065.000000T0000Z-110327T0130Z/
MURRAY GA-GILMER GA-
901 PM EDT SAT MAR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR GILMER AND SOUTHEASTERN MURRAY COUNTIES...

AT 854 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZED
HAIL...AND DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR
FORT MOUNTAIN STATE PARK...MOVING EAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ROUNDTOP...ELLIJAY...TALONA...EAST ELLIJAY...CHERRY LOG...CARTECAY...
ROY...PISGAH AND MARION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM PRODUCED GOLF BALL SIZED HAIL EAST OF ETON AT 857 PM.  
SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM 
WINDOWS!

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 3489 8462 3485 8462 3484 8438 3480 8431
      3466 8423 3457 8426 3458 8433 3455 8437
      3457 8448 3455 8452 3455 8465 3458 8466
      3460 8473 3462 8472 3463 8485 3488 8469
TIME...MOT...LOC 0100Z 288DEG 47KT 3470 8457

$$
044 
WWUS52 KFFC 270112
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
912 PM EDT SAT MAR 26 2011

GAC213-270122-
/O.CAN.KFFC.SV.W.0065.000000T0000Z-110327T0130Z/
MURRAY GA-
912 PM EDT SAT MAR 26 2011

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MURRAY COUNTY IS
CANCELLED...

THE STORM THAT PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM EDT SUNDAY MORNING FOR
GEORGIA.

LAT...LON 3477 8431 3469 8425 3467 8425 3466 8423
      3457 8426 3458 8433 3455 8437 3457 8448
      3457 8451 3455 8452 3461 8465 3483 8456
TIME...MOT...LOC 0112Z 283DEG 54KT 3467 8445

$$

GAC123-270130-
/O.CON.KFFC.SV.W.0065.000000T0000Z-110327T0130Z/
GILMER GA-
912 PM EDT SAT MAR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR GILMER COUNTY...

AT 911 PM EDT...A SEVERE THUNDERSTORM WAS REPORTED CAPABLE OF
PRODUCING GOLF BALL SIZED HAIL...AND DESTRUCTIVE WINDS UP TO 70 MPH.
THIS STORM WAS LOCATED NEAR EAST ELLIJAY...MOVING EAST AT 60 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO CHERRY
LOG...CARTECAY...ROY...PISGAH AND MARION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED ROTATION WITHIN THIS STORM. ALTHOUGH
CURRENT DATA DOES NOT INDICATE THE EXISTENCE OF A TORNADO...A TORNADO
MAY STILL DEVELOP. IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO
A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR
SMALL INTERIOR ROOM.

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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM EDT SUNDAY MORNING FOR
GEORGIA.

&&

LAT...LON 3477 8431 3469 8425 3467 8425 3466 8423
      3457 8426 3458 8433 3455 8437 3457 8448
      3457 8451 3455 8452 3461 8465 3483 8456
TIME...MOT...LOC 0112Z 283DEG 54KT 3467 8445

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 8:00 PM EDTTornado WarningFFCBibb, Crawford, Houston, Peach, Twiggs, Wilkinson45 min
Mar 26, 8:14 PM EDTSevere Thunderstorm WarningFFCMarion, Schley, Stewart, Sumter, Webster46 min
Mar 26, 8:23 PM EDTSevere Thunderstorm WarningFFCFloyd, Polk43 min
Mar 26, 8:25 PM EDTSevere Thunderstorm WarningFFCChattooga, Dade, Walker50 min
Mar 26, 8:25 PM EDTTornado WarningFFCStewart, Sumter, Webster50 min
Mar 26, 8:53 PM EDTSevere Thunderstorm WarningFFCBartow, Floyd, Gordon52 min
Mar 26, 9:14 PM EDTSevere Thunderstorm WarningFFCDawson, Fannin, Lumpkin, Union46 min
Mar 26, 9:20 PM EDTSevere Thunderstorm WarningFFCJohnson, Laurens, Wilkinson40 min
Mar 26, 9:28 PM EDTSevere Thunderstorm WarningFFCCherokee, Gilmer, Pickens47 min
Mar 26, 9:37 PM EDTSevere Thunderstorm WarningFFCBartow, Chattooga, Floyd38 min
Mar 26, 9:44 PM EDTSevere Thunderstorm WarningFFCHall, White46 min
Mar 26, 9:44 PM EDTTornado WarningFFCEmanuel, Johnson, Laurens46 min
Mar 26, 10:08 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Cobb, Paulding, Polk52 min
Mar 26, 10:09 PM EDTSevere Thunderstorm WarningFFCClayton, Fayette, Fulton, Henry25 min
Mar 26, 10:22 PM EDTSevere Thunderstorm WarningFFCForsyth, Hall, Jackson38 min
Mar 26, 10:30 PM EDTSevere Thunderstorm WarningFFCCobb, DeKalb, Fulton, Gwinnett60 min
Mar 26, 10:41 PM EDTSevere Thunderstorm WarningFFCHaralson, Polk49 min
Mar 26, 11:13 PM EDTSevere Thunderstorm WarningFFCBarrow, DeKalb, Henry, Newton, Oconee, Rockdale and 1 more47 min
Mar 26, 11:56 PM EDTSevere Thunderstorm WarningFFCCarroll, Coweta, Douglas, Fulton34 min
Mar 27, 1:38 AM EDTSevere Thunderstorm WarningFFCHeard, Troup52 min
Mar 27, 2:15 AM EDTRiver Flood WarningFFCForsyth, Fulton29 hr
Mar 27, 3:00 AM EDTTornado WarningFFCMeriwether, Talbot, Troup, Upson45 min
Mar 27, 3:55 AM EDTSevere Thunderstorm WarningFFCBibb, Crawford, Lamar, Monroe, Peach, Upson50 min
Mar 27, 6:08 AM EDTSevere Thunderstorm WarningFFCHall, Jackson37 min
Mar 27, 6:22 AM EDTSevere Thunderstorm WarningFFCGreene, Hancock, Taliaferro, Warren38 min
Mar 27, 7:33 AM EDTSevere Thunderstorm WarningFFCCoweta, Fayette, Meriwether, Pike, Spalding27 min
Mar 27, 7:38 AM EDTRiver Flood WarningFFCWhitfield46 hr
Mar 27, 10:30 AM EDTSevere Thunderstorm WarningFFCMeriwether, Talbot, Upson30 min
Mar 27, 10:33 AM EDTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe42 min
Mar 27, 10:57 AM EDTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe, Upson48 min
Mar 27, 12:48 PM EDTSevere Thunderstorm WarningFFCJohnson, Laurens42 min
Mar 27, 1:14 PM EDTSevere Thunderstorm WarningFFCEmanuel, Treutlen46 min
Mar 27, 1:38 PM EDTSevere Thunderstorm WarningFFCChattahoochee, Stewart37 min
Mar 27, 2:01 PM EDTSevere Thunderstorm WarningFFCEmanuel, Laurens, Montgomery, Toombs, Treutlen, Wheeler44 min
Mar 27, 2:22 PM EDTSevere Thunderstorm WarningFFCMarion, Schley, Sumter, Webster53 min
Mar 27, 2:32 PM EDTSevere Thunderstorm WarningFFCDooly, Pulaski43 min
Mar 27, 2:52 PM EDTSevere Thunderstorm WarningFFCBleckley, Dodge53 min
Mar 27, 3:01 PM EDTSevere Thunderstorm WarningFFCLaurens, Montgomery, Treutlen, Wheeler59 min
Mar 27, 3:11 PM EDTSevere Thunderstorm WarningFFCCrisp, Dooly49 min
Mar 27, 3:34 PM EDTSevere Thunderstorm WarningFFCDodge, Wilcox56 min
Mar 27, 3:51 PM EDTSevere Thunderstorm WarningFFCDodge, Montgomery, Telfair, Toombs, Wheeler54 min
Mar 27, 4:26 PM EDTSevere Thunderstorm WarningFFCDodge, Telfair, Wilcox25 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.