Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 63, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 26, 2011, 8:23 PM EDT for Floyd County, Polk County, Georgia. It was in force for 43 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
- Mar 26, 2011, 8:23 PM EDT (00:23 UTC)
- Expired
- Mar 26, 2011, 9:06 PM EDT
- In force
- 43 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Floyd County, GA, Polk County, GA
The radar
The Atlanta radar (KFFC), 92 km from the middle of the area, began a volume at 00:25 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, 0.4 hours before the alert went out and 95 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
303
WUUS52 KFFC 270023
SVRFFC
GAC115-233-270130-
/O.NEW.KFFC.SV.W.0063.110327T0023Z-110327T0130Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
823 PM EDT SAT MAR 26 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHERN FLOYD COUNTY IN NORTHWEST GEORGIA
POLK COUNTY IN NORTHWEST GEORGIA
* UNTIL 930 PM EDT
* AT 822 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 13 MILES WEST
OF CAVE SPRING...MOVING EAST AT 35 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CEDARTOWN...ARAGON AND ROCKMART.
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.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR GEORGIA.
&&
LAT...LON 3420 8505 3409 8505 3408 8492 3396 8498
3395 8505 3390 8505 3390 8537 3390 8539
3392 8540 3417 8545
TIME...MOT...LOC 0023Z 273DEG 29KT 3406 8554
$$1 follow-up statement
000
WWUS52 KFFC 270106
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
906 PM EDT SAT MAR 26 2011
GAC115-233-270116-
/O.CAN.KFFC.SV.W.0063.000000T0000Z-110327T0130Z/
POLK GA-FLOYD GA-
906 PM EDT SAT MAR 26 2011
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN FLOYD AND POLK
COUNTIES IS CANCELLED...
THE THUNDERSTORM THAT PROMPTED THE WARNING HAS WEAKENED AND IS NO
LONGER EXPECTED TO PRODUCE SEVERE WEATHER. HOWEVER...STRONG GUSTY
WINDS UP TO 45 MPH...VERY HEAVY RAIN...AND SMALL HAIL ARE STILL
POSSIBLE WITH THIS STORM AS IT MOVES INTO EASTERN POLK COUNTY.
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 400 AM EDT SUNDAY MORNING FOR
GEORGIA.
LAT...LON 3420 8505 3409 8505 3408 8492 3396 8498
3395 8505 3390 8505 3390 8537 3390 8539
3392 8540 3417 8545
TIME...MOT...LOC 0106Z 273DEG 29KT 3404 8512
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 26, 8:00 PM EDT | Tornado Warning | FFC | Bibb, Crawford, Houston, Peach, Twiggs, Wilkinson | 45 min |
| Mar 26, 8:14 PM EDT | Severe Thunderstorm Warning | FFC | Marion, Schley, Stewart, Sumter, Webster | 46 min |
| Mar 26, 8:25 PM EDT | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 50 min |
| Mar 26, 8:25 PM EDT | Tornado Warning | FFC | Stewart, Sumter, Webster | 50 min |
| Mar 26, 8:39 PM EDT | Severe Thunderstorm Warning | FFC | Gilmer, Murray | 51 min |
| Mar 26, 8:53 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Floyd, Gordon | 52 min |
| Mar 26, 9:14 PM EDT | Severe Thunderstorm Warning | FFC | Dawson, Fannin, Lumpkin, Union | 46 min |
| Mar 26, 9:20 PM EDT | Severe Thunderstorm Warning | FFC | Johnson, Laurens, Wilkinson | 40 min |
| Mar 26, 9:28 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee, Gilmer, Pickens | 47 min |
| Mar 26, 9:37 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd | 38 min |
| Mar 26, 9:44 PM EDT | Severe Thunderstorm Warning | FFC | Hall, White | 46 min |
| Mar 26, 9:44 PM EDT | Tornado Warning | FFC | Emanuel, Johnson, Laurens | 46 min |
| Mar 26, 10:08 PM EDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Cobb, Paulding, Polk | 52 min |
| Mar 26, 10:09 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Fayette, Fulton, Henry | 25 min |
| Mar 26, 10:22 PM EDT | Severe Thunderstorm Warning | FFC | Forsyth, Hall, Jackson | 38 min |
| Mar 26, 10:30 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, DeKalb, Fulton, Gwinnett | 60 min |
| Mar 26, 10:41 PM EDT | Severe Thunderstorm Warning | FFC | Haralson, Polk | 49 min |
| Mar 26, 11:13 PM EDT | Severe Thunderstorm Warning | FFC | Barrow, DeKalb, Henry, Newton, Oconee, Rockdale and 1 more | 47 min |
| Mar 26, 11:56 PM EDT | Severe Thunderstorm Warning | FFC | Carroll, Coweta, Douglas, Fulton | 34 min |
| Mar 27, 1:38 AM EDT | Severe Thunderstorm Warning | FFC | Heard, Troup | 52 min |
| Mar 27, 2:15 AM EDT | River Flood Warning | FFC | Forsyth, Fulton | 29 hr |
| Mar 27, 3:00 AM EDT | Tornado Warning | FFC | Meriwether, Talbot, Troup, Upson | 45 min |
| Mar 27, 3:55 AM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Lamar, Monroe, Peach, Upson | 50 min |
| Mar 27, 6:08 AM EDT | Severe Thunderstorm Warning | FFC | Hall, Jackson | 37 min |
| Mar 27, 6:22 AM EDT | Severe Thunderstorm Warning | FFC | Greene, Hancock, Taliaferro, Warren | 38 min |
| Mar 27, 7:33 AM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette, Meriwether, Pike, Spalding | 27 min |
| Mar 27, 7:38 AM EDT | River Flood Warning | FFC | Whitfield | 46 hr |
| Mar 27, 10:30 AM EDT | Severe Thunderstorm Warning | FFC | Meriwether, Talbot, Upson | 30 min |
| Mar 27, 10:33 AM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Monroe | 42 min |
| Mar 27, 10:57 AM EDT | Severe Thunderstorm Warning | FFC | Bibb, Crawford, Monroe, Upson | 48 min |
| Mar 27, 12:48 PM EDT | Severe Thunderstorm Warning | FFC | Johnson, Laurens | 42 min |
| Mar 27, 1:14 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel, Treutlen | 46 min |
| Mar 27, 1:38 PM EDT | Severe Thunderstorm Warning | FFC | Chattahoochee, Stewart | 37 min |
| Mar 27, 2:01 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel, Laurens, Montgomery, Toombs, Treutlen, Wheeler | 44 min |
| Mar 27, 2:22 PM EDT | Severe Thunderstorm Warning | FFC | Marion, Schley, Sumter, Webster | 53 min |
| Mar 27, 2:32 PM EDT | Severe Thunderstorm Warning | FFC | Dooly, Pulaski | 43 min |
| Mar 27, 2:52 PM EDT | Severe Thunderstorm Warning | FFC | Bleckley, Dodge | 53 min |
| Mar 27, 3:01 PM EDT | Severe Thunderstorm Warning | FFC | Laurens, Montgomery, Treutlen, Wheeler | 59 min |
| Mar 27, 3:11 PM EDT | Severe Thunderstorm Warning | FFC | Crisp, Dooly | 49 min |
| Mar 27, 3:34 PM EDT | Severe Thunderstorm Warning | FFC | Dodge, Wilcox | 56 min |
| Mar 27, 3:51 PM EDT | Severe Thunderstorm Warning | FFC | Dodge, Montgomery, Telfair, Toombs, Wheeler | 54 min |
| Mar 27, 4:26 PM EDT | Severe Thunderstorm Warning | FFC | Dodge, Telfair, Wilcox | 25 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.