Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 204, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 27, 2011, 9:26 AM EDT for Fannin County, Gilmer County, Murray County, Georgia. It was in force for 39 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
- Apr 27, 2011, 9:26 AM EDT (13:26 UTC)
- Expired
- Apr 27, 2011, 10:05 AM EDT
- In force
- 39 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Fannin County, GA, Gilmer County, GA, Murray County, GA
The radar
The Northeast Alabama radar (KHTX), 160 km from the middle of the area, began a volume at 13:27 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 27, 7:48 AM EDT | Tornado Watch | SPC | 2 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 1.4 hours before the alert went out and 168 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
- 748 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 501 m above ground
- 0-6 km bulk shear
- 51 kt
- 0-1 km storm-relative helicity
- 345 m²/s²
- 0-3 km storm-relative helicity
- 460 m²/s²
- Significant tornado parameter
- 1.5
- Supercell composite
- 5.4
The text
As transmitted, in the capitals the NWS used until 2016.
160
WUUS52 KFFC 271326
SVRFFC
GAC111-123-213-271415-
/O.NEW.KFFC.SV.W.0204.110427T1326Z-110427T1415Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
926 AM EDT WED APR 27 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
FANNIN COUNTY IN NORTH CENTRAL GEORGIA
GILMER COUNTY IN NORTH CENTRAL GEORGIA
NORTHEASTERN MURRAY COUNTY IN NORTHWEST GEORGIA
* UNTIL 1015 AM EDT
* AT 922 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS UP
TO 60 MPH. THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM
28 MILES NORTHWEST OF ELLIJAY TO 10 MILES NORTH OF ELLIJAY TO EAST
ELLIJAY...MOVING NORTHEAST AT 55 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO BLUE
RIDGE AND MORGANTON.
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 NOON EDT WEDNESDAY FOR
NORTHERN GEORGIA.
&&
LAT...LON 3499 8413 3495 8418 3489 8411 3484 8415
3480 8414 3455 8440 3480 8458 3497 8474
3500 8471
TIME...MOT...LOC 1326Z 230DEG 49KT 3502 8479 3486 8449
3466 8442
$$2 follow-up statements
510
WWUS52 KFFC 271347
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
947 AM EDT WED APR 27 2011
GAC123-271353-
/O.CAN.KFFC.SV.W.0204.000000T0000Z-110427T1415Z/
GILMER GA-
947 AM EDT WED APR 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR GILMER COUNTY IS CANCELLED...
THE STORMS THAT PROMPTED THE WARNING HAVE MOVED OUT OF THE COUNTY.
IF YOU SAW WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
A TORNADO WATCH REMAINS IN EFFECT UNTIL NOON EDT WEDNESDAY FOR
NORTHERN GEORGIA.
LAT...LON 3499 8413 3495 8418 3489 8412 3484 8415
3480 8414 3469 8425 3480 8431 3484 8438
3486 8442 3485 8461 3481 8459 3482 8460
3497 8474 3500 8471
TIME...MOT...LOC 1343Z 230DEG 49KT 3517 8457 3501 8427
3481 8420
$$
GAC111-213-271415-
/O.CON.KFFC.SV.W.0204.000000T0000Z-110427T1415Z/
MURRAY GA-FANNIN GA-
947 AM EDT WED APR 27 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR FANNIN AND NORTHEASTERN MURRAY COUNTIES...
AT 941 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE DAMAGING WINDS UP TO 60 MPH ASSOCIATED WITH THUNDERSTORMS
ACROSS MUCH OF FANNIN COUNTY. EVEN AFTER THE LIGHTNING AND HEAVY RAIN
ENDS THESE WINDS WILL AFFECT THE AREA THROUGH 1015 AM EDT...ESPECIALLY
IN HIGHER ELEVATIONS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 NOON EDT WEDNESDAY FOR
NORTHERN GEORGIA.
&&
LAT...LON 3499 8413 3495 8418 3489 8412 3484 8415
3480 8414 3469 8425 3480 8431 3484 8438
3486 8442 3485 8461 3481 8459 3482 8460
3497 8474 3500 8471
TIME...MOT...LOC 1343Z 230DEG 49KT 3517 8457 3501 8427
3481 8420
$$409
WWUS52 KFFC 271405
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1005 AM EDT WED APR 27 2011
GAC111-213-271415-
/O.CAN.KFFC.SV.W.0204.000000T0000Z-110427T1415Z/
MURRAY GA-FANNIN GA-
1005 AM EDT WED APR 27 2011
...THE SEVERE THUNDERSTORM WARNING FOR FANNIN AND NORTHEASTERN MURRAY
COUNTIES IS CANCELLED...
THE STORM THAT PROMTPED THE WARNING HAS MOVED OUT OF THE AREA AND
SEVERE WEATHER IS NO LONGER EXPECTED.
IF YOU SAW WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3499 8413 3495 8418 3489 8412 3484 8415
3480 8414 3469 8425 3480 8431 3484 8438
3486 8442 3485 8461 3481 8459 3482 8460
3497 8474 3500 8471
TIME...MOT...LOC 1405Z 230DEG 49KT 3533 8425 3516 8395
3496 8389
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 8:04 AM EDT | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Haralson, Polk | 56 min |
| Apr 27, 8:16 AM EDT | Tornado Warning | FFC | Catoosa, Chattooga, Dade, Walker, Whitfield | 44 min |
| Apr 27, 8:25 AM EDT | Tornado Warning | FFC | Dade, Walker | 35 min |
| Apr 27, 8:28 AM EDT | Severe Thunderstorm Warning | FFC | Carroll, Haralson, Heard | 32 min |
| Apr 27, 8:35 AM EDT | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Cobb, Gilmer, Gordon, Murray and 5 more | 55 min |
| Apr 27, 8:42 AM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Murray, Whitfield | 48 min |
| Apr 27, 8:51 AM EDT | Severe Thunderstorm Warning | FFC | Clayton, Coweta, Douglas, Fayette, Fulton | 29 min |
| Apr 27, 8:54 AM EDT | Tornado Warning | FFC | Gilmer, Gordon, Murray, Whitfield | 51 min |
| Apr 27, 9:02 AM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Dade, Walker | 16 min |
| Apr 27, 1:59 PM EDT | Severe Thunderstorm Warning | FFC | Dade, Walker | 61 min |
| Apr 27, 2:25 PM EDT | Tornado Warning | FFC | Dade, Walker | 34 min |
| Apr 27, 2:37 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Whitfield | 25 min |
| Apr 27, 5:07 PM EDT | Severe Thunderstorm Warning | FFC | Dade, Walker | 38 min |
| Apr 27, 5:14 PM EDT | Tornado Warning | FFC | Dade, Walker | 46 min |
| Apr 27, 5:51 PM EDT | Tornado Warning | FFC | Catoosa | 24 min |
| Apr 27, 5:53 PM EDT | River Flood Warning | FFC | Dade | 11 hr |
| Apr 27, 6:03 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Walker | 27 min |
| Apr 27, 6:15 PM EDT | Severe Thunderstorm Warning | FFC | Dade | 30 min |
| Apr 27, 7:20 PM EDT | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Walker | 55 min |
| Apr 27, 7:32 PM EDT | Tornado Warning | FFC | Chattooga, Dade, Walker | 43 min |
| Apr 27, 7:59 PM EDT | Tornado Warning | FFC | Catoosa, Walker, Whitfield | 46 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.