Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 12, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Feb 28, 2011, 3:29 PM EST for Towns County, Union County, Georgia. It was in force for 31 min. 3 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
- Feb 28, 2011, 3:29 PM EST (20:29 UTC)
- Expired
- Feb 28, 2011, 4:00 PM EST
- In force
- 31 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Towns County, GA, Union County, GA
The radar
The Greer radar (KGSP), 146 km from the middle of the area, began a volume at 20:30 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 |
|---|---|---|---|
| Feb 28, 3:44 PM EST | TSTM WND DMG | Blairsville, GA | UNION COUNTY 911 RELAYED REPORTS OF OVER 20 TREES DOWN AND 5 POWER LINES DOWN ACROSS THE COUNTY. |
| Feb 28, 3:44 PM EST | TSTM WND DMG | Hiawassee, GA | TOWNS COUNTY 911 RELAYED REPORTS OF OVER 9 TREES DOWNED IN THE COUNTY. TRAFFIC LIGHTS WERE ALSO REPORTED OUT. |
| Feb 28, 3:45 PM EST | TSTM WND DMG | Blairsville, GA | THE UNION COUNTY 911 CENTER REPORTS 3 POWER LINES DOWN. |
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 |
|---|---|---|---|
| Feb 28, 1:29 PM EST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.5 hours before the alert went out and 179 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1162 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 229 m²/s²
- 0-3 km storm-relative helicity
- 350 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
850
WUUS52 KFFC 282029
SVRFFC
GAC281-291-282100-
/O.NEW.KFFC.SV.W.0012.110228T2029Z-110228T2100Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
329 PM EST MON FEB 28 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
UNION COUNTY IN NORTH CENTRAL GEORGIA
TOWNS COUNTY IN NORTHEAST GEORGIA
* UNTIL 400 PM EST
* AT 323 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AN
AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZED
HAIL...AND DAMAGING WINDS UP TO 60 MPH. THESE STORMS WERE LOCATED
19 MILES WEST OF BLAIRSVILLE...MOVING EAST AT 80 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO YOUNG
HARRIS AND HIAWASSEE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. 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.
&&
LAT...LON 3497 8354 3494 8355 3494 8358 3487 8365
3481 8365 3479 8367 3479 8379 3477 8383
3476 8410 3479 8410 3480 8415 3488 8411
3493 8418 3499 8412 3499 8355
TIME...MOT...LOC 2028Z 267DEG 71KT 3488 8417
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 4:04 AM EST | Wind Advisory | FFC | Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more | 15 hr |
| Feb 28, 2:25 PM EST | Severe Thunderstorm Warning | FFC | Catoosa, Dade, Walker | 50 min |
| Feb 28, 2:45 PM EST | Severe Thunderstorm Warning | FFC | Murray, Whitfield | 45 min |
| Feb 28, 3:08 PM EST | Severe Thunderstorm Warning | FFC | Chattooga, Dade, Floyd, Walker | 37 min |
| Feb 28, 3:13 PM EST | Severe Thunderstorm Warning | FFC | Fannin, Gilmer | 32 min |
| Feb 28, 3:42 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Chattooga, Floyd, Gordon | 48 min |
| Feb 28, 3:50 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Floyd, Polk | 25 min |
| Feb 28, 4:09 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Cherokee, Pickens | 51 min |
| Feb 28, 4:17 PM EST | Severe Thunderstorm Warning | FFC | Bartow, Floyd | 13 min |
| Feb 28, 4:32 PM EST | Tornado Warning | FFC | Bartow, Cherokee, Cobb, Paulding | 28 min |
| Feb 28, 4:40 PM EST | Severe Thunderstorm Warning | FFC | Dawson, Forsyth, Hall | 50 min |
| Feb 28, 4:56 PM EST | Tornado Warning | FFC | Cherokee, Cobb, Forsyth, Fulton | 35 min |
| Feb 28, 5:04 PM EST | Severe Thunderstorm Warning | FFC | Carroll, Haralson, Paulding, Polk | 41 min |
| Feb 28, 5:16 PM EST | Severe Thunderstorm Warning | FFC | Banks, Barrow, Clarke, Gwinnett, Hall, Jackson and 3 more | 44 min |
| Feb 28, 5:49 PM EST | Severe Thunderstorm Warning | FFC | Carroll, Cobb, Douglas, Fulton, Paulding | 41 min |
| Feb 28, 5:55 PM EST | Tornado Warning | FFC | Douglas, Fulton | 35 min |
| Feb 28, 6:12 PM EST | Severe Thunderstorm Warning | FFC | Clayton, DeKalb, Henry, Newton, Rockdale | 33 min |
| Feb 28, 6:36 PM EST | Severe Thunderstorm Warning | FFC | Meriwether, Troup | 39 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.