Alert archive / Georgia / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 342, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jun 18, 2011, 4:27 PM EDT for 5 counties in Georgia. It was in force for 48 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
- Jun 18, 2011, 4:27 PM EDT (20:27 UTC)
- Expired
- Jun 18, 2011, 5:15 PM EDT
- In force
- 48 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
Counties Catoosa County, GA, Gordon County, GA, Murray County, GA, Walker County, GA, Whitfield County, GA
The radar
The Northeast Alabama radar (KHTX), 110 km from the middle of the area, began a volume at 20:28 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 |
|---|---|---|---|
| Jun 18, 4:40 PM EDT | TSTM WND DMG | Dalton, GA | AT LEAST 6 TREES DOWN AROUND CLEVELAND HIGHWAY IN DALTON. |
| Jun 18, 4:40 PM EDT | TSTM WND DMG | Rocky Face, GA | 2 TREES DOWN ON HOUSES IN ROCKY FACE. |
| Jun 18, 4:55 PM EDT | NON-TSTM WND GST 65 | N Dalton, GA | AMATEUR RADIO OPERATOR RELAYED A REPORT OF ESTIMATED WIND GUSTS OF 60 TO 70 MPH. THE OPERATOR ALSO RELAYED A REPORT OF ONE TREE DOWN AND TWO TREES WITH THE TOPS TORN OFF. |
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 |
|---|---|---|---|
| Jun 18, 11:05 AM EDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.5 hours before the alert went out and 157 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
- 1149 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 704 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 23 m²/s²
- 0-3 km storm-relative helicity
- 33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
580
WUUS52 KFFC 182027
SVRFFC
GAC047-129-213-295-313-182115-
/O.NEW.KFFC.SV.W.0342.110618T2027Z-110618T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
427 PM EDT SAT JUN 18 2011
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN CATOOSA COUNTY IN NORTHWEST GEORGIA
NORTHERN GORDON COUNTY IN NORTHWEST GEORGIA
MURRAY COUNTY IN NORTHWEST GEORGIA
SOUTHEASTERN WALKER COUNTY IN NORTHWEST GEORGIA
WHITFIELD COUNTY IN NORTHWEST GEORGIA
* UNTIL 515 PM EDT
* AT 423 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 14 MILES WEST
OF TUNNEL HILL...MOVING SOUTHEAST AT 50 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
COHUTTA...VARNELL...DALTON...RESACA...ETON AND CHATSWORTH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM EDT
SATURDAY EVENING FOR NORTHERN GEORGIA.
&&
LAT...LON 3498 8464 3454 8469 3456 8494 3459 8507
3460 8523 3498 8508
TIME...MOT...LOC 2028Z 294DEG 44KT 3483 8522
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:36 PM EDT | Special Weather Statement | FFC | Glascock, Jefferson, Warren, Wilkes | 39 min |
| Jun 18, 3:56 PM EDT | Severe Thunderstorm Warning | FFC | Catoosa, Dade, Walker | 49 min |
| Jun 18, 4:01 PM EDT | Special Weather Statement | FFC | Fannin, Gilmer, Murray | 29 min |
| Jun 18, 4:38 PM EDT | Special Weather Statement | FFC | Fannin, Gilmer, Gordon, Pickens, Union | 52 min |
| Jun 18, 4:39 PM EDT | Special Weather Statement | FFC | Chattooga, Floyd | 51 min |
| Jun 18, 4:49 PM EDT | Special Weather Statement | FFC | DeKalb | 26 min |
| Jun 18, 5:03 PM EDT | Severe Thunderstorm Warning | FFC | Fannin, Gilmer, Gordon, Murray | 42 min |
| Jun 18, 5:07 PM EDT | Special Weather Statement | FFC | Polk | 38 min |
| Jun 18, 5:12 PM EDT | Special Weather Statement | FFC | Gwinnett | 33 min |
| Jun 18, 5:15 PM EDT | Special Weather Statement | FFC | Morgan | 30 min |
| Jun 18, 5:18 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee, Gilmer, Pickens | 42 min |
| Jun 18, 5:25 PM EDT | Special Weather Statement | FFC | Cobb, Paulding | 50 min |
| Jun 18, 5:28 PM EDT | Severe Thunderstorm Warning | FFC | Greene, Morgan, Oconee, Walton | 29 min |
| Jun 18, 5:30 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee, Dawson, Gilmer, Lumpkin, Pickens | 30 min |
| Jun 18, 5:31 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, Haralson, Paulding | 44 min |
| Jun 18, 5:35 PM EDT | Special Weather Statement | FFC | Catoosa, Murray, Walker, Whitfield | 25 min |
| Jun 18, 5:41 PM EDT | Special Weather Statement | FFC | DeKalb | 49 min |
| Jun 18, 5:43 PM EDT | Special Weather Statement | FFC | Banks, Barrow, Hall, Jackson | 32 min |
| Jun 18, 5:44 PM EDT | Special Weather Statement | FFC | Gwinnett | 31 min |
| Jun 18, 5:50 PM EDT | Severe Thunderstorm Warning | FFC | Gwinnett, Newton, Rockdale, Walton | 25 min |
| Jun 18, 5:53 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, DeKalb, Fulton | 41 min |
| Jun 18, 5:59 PM EDT | Severe Thunderstorm Warning | FFC | Barrow, Forsyth, Gwinnett, Hall, Jackson | 46 min |
| Jun 18, 6:02 PM EDT | Special Weather Statement | FFC | Haralson | 28 min |
| Jun 18, 6:08 PM EDT | Special Weather Statement | FFC | Oglethorpe | 52 min |
| Jun 18, 6:12 PM EDT | Special Weather Statement | FFC | Morgan, Walton | 33 min |
| Jun 18, 6:20 PM EDT | Severe Thunderstorm Warning | FFC | Morgan, Walton | 40 min |
| Jun 18, 6:23 PM EDT | Special Weather Statement | FFC | Newton, Rockdale | 37 min |
| Jun 18, 6:29 PM EDT | Severe Thunderstorm Warning | FFC | Douglas, Fulton | 46 min |
| Jun 18, 6:37 PM EDT | Severe Thunderstorm Warning | FFC | Greene, Morgan, Oconee, Oglethorpe | 38 min |
| Jun 18, 6:39 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, DeKalb, Fulton, Henry | 51 min |
| Jun 18, 6:45 PM EDT | Severe Thunderstorm Warning | FFC | Clarke, Oglethorpe | 30 min |
| Jun 18, 6:59 PM EDT | Special Weather Statement | FFC | Heard | 31 min |
| Jun 18, 7:02 PM EDT | Special Weather Statement | FFC | Morgan | 43 min |
| Jun 18, 7:08 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette, Fulton | 15 min |
| Jun 18, 7:09 PM EDT | Special Weather Statement | FFC | Greene, Taliaferro, Wilkes | 36 min |
| Jun 18, 7:31 PM EDT | Special Weather Statement | FFC | Warren | 14 min |
| Jun 18, 7:40 PM EDT | Special Weather Statement | FFC | Glascock, Hancock, Taliaferro, Warren | 50 min |
| Jun 18, 7:46 PM EDT | Special Weather Statement | FFC | Baldwin, Hancock | 44 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.