Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 361, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jun 21, 2011, 7:12 PM EDT for Bleckley County, Twiggs County, Wilkinson County, Georgia. It was in force for 32 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
- Jun 21, 2011, 7:12 PM EDT (23:12 UTC)
- Expired
- Jun 21, 2011, 7:44 PM EDT
- In force
- 32 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Bleckley County, GA, Twiggs County, GA, Wilkinson County, GA
The radar
The Robins AFB radar (KJGX), 11 km from the middle of the area, began a volume at 23:13 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, 11.2 hours before the alert went out and 143 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
- 1450 J/kg
- Mixed-layer CIN
- -129 J/kg
- Mixed-layer LCL
- 1187 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- -43 m²/s²
- 0-3 km storm-relative helicity
- -64 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
543
WUUS52 KFFC 212312
SVRFFC
GAC023-289-319-220000-
/O.NEW.KFFC.SV.W.0361.110621T2312Z-110622T0000Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
712 PM EDT TUE JUN 21 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHERN BLECKLEY COUNTY IN CENTRAL GEORGIA
SOUTHEASTERN TWIGGS COUNTY IN CENTRAL GEORGIA
SOUTHERN WILKINSON COUNTY IN CENTRAL GEORGIA
* UNTIL 800 PM EDT
* AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS UP TO 60
MPH. THIS STORM WAS LOCATED 8 MILES SOUTHWEST OF DANVILLE...MOVING
NORTHEAST AT 25 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
ALLENTOWN AND JEFFERSONVILLE.
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 3252 8347 3282 8331 3276 8306 3261 8317
3258 8323 3255 8321 3243 8329
TIME...MOT...LOC 2313Z 211DEG 23KT 3256 8332
$$1 follow-up statement
193
WWUS52 KFFC 212344
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
744 PM EDT TUE JUN 21 2011
GAC023-289-319-212353-
/O.CAN.KFFC.SV.W.0361.000000T0000Z-110622T0000Z/
TWIGGS GA-WILKINSON GA-BLECKLEY GA-
744 PM EDT TUE JUN 21 2011
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN BLECKLEY...SOUTHERN
WILKINSON AND SOUTHEASTERN TWIGGS COUNTIES IS CANCELLED...
THE STORM THAT PROMPTED THE WARNING EARLIER HAS WEAKENED.
IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.
LAT...LON 3252 8347 3282 8331 3276 8306 3261 8318
3258 8323 3255 8321 3243 8329
TIME...MOT...LOC 2343Z 211DEG 23KT 3272 8320
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 5:50 PM EDT | Special Weather Statement | FFC | Chattooga, Dade, Floyd, Walker | 55 min |
| Jun 21, 6:02 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Chattooga, Dade, Walker | 43 min |
| Jun 21, 6:04 PM EDT | Severe Thunderstorm Warning | FFC | Oglethorpe, Wilkes | 41 min |
| Jun 21, 6:28 PM EDT | Special Weather Statement | FFC | Twiggs, Wilkinson | 47 min |
| Jun 21, 6:37 PM EDT | Severe Thunderstorm Warning | FFC | Twiggs, Wilkinson | 38 min |
| Jun 21, 6:45 PM EDT | Special Weather Statement | FFC | Catoosa | 30 min |
| Jun 21, 6:46 PM EDT | Special Weather Statement | FFC | Bleckley | 29 min |
| Jun 21, 6:49 PM EDT | Special Weather Statement | FFC | Oglethorpe, Wilkes | 41 min |
| Jun 21, 6:59 PM EDT | Special Weather Statement | FFC | Hancock | 46 min |
| Jun 21, 7:07 PM EDT | Severe Thunderstorm Warning | FFC | Hancock, Washington | 38 min |
| Jun 21, 7:25 PM EDT | Special Weather Statement | FFC | Murray | 50 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.