Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 80, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Mar 27, 2011, 3:55 AM EDT for 6 counties in Georgia. It was in force for 50 min. 1 report 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 27, 2011, 3:55 AM EDT (07:55 UTC)
- Expired
- Mar 27, 2011, 4:45 AM EDT
- In force
- 50 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Bibb County, GA, Crawford County, GA, Lamar County, GA, Monroe County, GA, Peach County, GA, Upson County, GA
The radar
The Robins AFB radar (KJGX), 47 km from the middle of the area, began a volume at 07:55 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 4:12 AM EDT | HAIL 0.75 | Macon, GA | BIBB COUNTY EMERGENCY MANAGEMENT REPORTED 3/4 INCH DIAMETER HAIL IN DOWNTOWN MACON VIA AMATEUR RADIO. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Mar 26, 8:47 PM EDT | Tornado Watch | SPC | 7 hr |
| Mar 27, 3:25 AM EDT | Tornado Watch | SPC | 3 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 7.9 hours before the alert went out and 91 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.
882
WUUS52 KFFC 270755
SVRFFC
GAC021-079-171-207-225-293-270845-
/O.NEW.KFFC.SV.W.0080.110327T0755Z-110327T0845Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
355 AM EDT SUN MAR 27 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
BIBB COUNTY IN CENTRAL GEORGIA
CRAWFORD COUNTY IN CENTRAL GEORGIA
SOUTHERN MONROE COUNTY IN CENTRAL GEORGIA
NORTHEASTERN PEACH COUNTY IN CENTRAL GEORGIA
SOUTHEASTERN LAMAR COUNTY IN WEST CENTRAL GEORGIA
EASTERN UPSON COUNTY IN WEST CENTRAL GEORGIA
* UNTIL 445 AM EDT
* AT 350 AM 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
YATESVILLE...MOVING EAST AT 50 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
CULLODEN...ROBERTA...BYRON...PAYNE CITY AND MACON.
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 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 1100 AM EDT SUNDAY MORNING
FOR SOUTHERN GEORGIA.
&&
LAT...LON 3279 8429 3297 8425 3298 8386 3290 8366
3289 8366 3286 8357 3269 8369 3269 8370
3265 8371 3265 8373 3263 8372 3257 8376
TIME...MOT...LOC 0755Z 282DEG 41KT 3285 8415
$$1 follow-up statement
102
WWUS52 KFFC 270809
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
409 AM EDT SUN MAR 27 2011
GAC171-293-270819-
/O.CAN.KFFC.SV.W.0080.000000T0000Z-110327T0845Z/
LAMAR GA-UPSON GA-
409 AM EDT SUN MAR 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN UPSON AND SOUTHEASTERN
LAMAR COUNTIES IS CANCELLED...
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EDT SUNDAY MORNING
FOR SOUTHERN GEORGIA.
LAT...LON 3275 8412 3292 8412 3293 8404 3298 8400
3298 8386 3290 8366 3289 8366 3286 8357
3269 8370 3265 8371 3265 8373 3263 8372
3261 8374 3259 8378
TIME...MOT...LOC 0809Z 282DEG 41KT 3282 8396
$$
GAC021-079-207-225-270845-
/O.CON.KFFC.SV.W.0080.000000T0000Z-110327T0845Z/
PEACH GA-MONROE GA-BIBB GA-CRAWFORD GA-
409 AM EDT SUN MAR 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 445 AM EDT
FOR CRAWFORD...BIBB...SOUTHERN MONROE AND NORTHEASTERN PEACH
COUNTIES...
AT 404 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZED
HAIL...AND DAMAGING WINDS UP TO 60 MPH. THIS STORM WAS LOCATED NEAR
MUSELLA...MOVING EAST AT 45 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SANDY
POINT...BOLINGBROKE...FRIENDSHIP...LIZELLA...LAKE TOBESOFKEE...JACK
BROWN ESTATES...POWERVILLE...WESLEYAN...BYRON...PAYNE CITY...
SKIPPERTON...MACON...RUTLAND AND CROSS KEYS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WEAK...SHORT LIVED TORNADOES CAN SOMETIMES DEVELOP ALONG THE LEADING
EDGE OF SEVERE THUNDERSTORM LINES LIKE THIS ONE. HOWEVER...THE MAIN
THREAT IS DAMAGING WINDS. SEEK SHELTER INSIDE A STURDY BUILDING AND
STAY AWAY FROM OUTSIDE WALLS AND 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.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 AM EDT SUNDAY MORNING
FOR SOUTHERN GEORGIA.
&&
LAT...LON 3275 8412 3292 8412 3293 8404 3298 8400
3298 8386 3290 8366 3289 8366 3286 8357
3269 8370 3265 8371 3265 8373 3263 8372
3261 8374 3259 8378
TIME...MOT...LOC 0809Z 282DEG 41KT 3282 8396
$$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, 8:23 PM EDT | Severe Thunderstorm Warning | FFC | Floyd, Polk | 43 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, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.