Alert archive / Georgia / Severe Thunderstorm Warnings in 2014
Severe Thunderstorm Warning 68, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 30, 2014, 4:57 PM EDT for Cobb County, Georgia. It was in force for 48 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
- May 30, 2014, 4:57 PM EDT (20:57 UTC)
- Expired
- May 30, 2014, 5:45 PM EDT
- In force
- 48 min
- Issued by
- NWS Atlanta, GA
- Area
- Storm-based polygon
County Cobb County, GA
The radar
The Atlanta radar (KFFC), 68 km from the middle of the area, began a volume at 21:00 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, 9.0 hours before the alert went out and 67 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
- 450 J/kg
- Mixed-layer CIN
- -59 J/kg
- Mixed-layer LCL
- 869 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 27 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
955
WUUS52 KFFC 302057
SVRFFC
GAC067-302145-
/O.NEW.KFFC.SV.W.0068.140530T2057Z-140530T2145Z/
BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
457 PM EDT FRI MAY 30 2014
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
COBB COUNTY IN NORTH CENTRAL GEORGIA
* UNTIL 545 PM EDT
* AT 455 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 NEAR SMYRNA...
MOVING NORTH AT 15 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
MARIETTA...KENNESAW AND ACWORTH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.
IF YOU SEE WIND DAMAGE...HAIL OR 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. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.
&&
LAT...LON 3407 8442 3404 8440 3401 8440 3398 8437
3391 8445 3388 8444 3385 8446 3383 8445
3379 8452 3407 8474 3408 8474 3408 8473
TIME...MOT...LOC 2057Z 161DEG 14KT 3389 8450
$$1 follow-up statement
405
WWUS52 KFFC 302112
SVSFFC
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
512 PM EDT FRI MAY 30 2014
GAC067-302120-
/O.CAN.KFFC.SV.W.0068.000000T0000Z-140530T2145Z/
COBB GA-
512 PM EDT FRI MAY 30 2014
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN COBB COUNTY IS
CANCELLED...
THE THUNDERSTORM HAS WEAKENED AND IS NO LONGER EXPECTED TO PRODUCE
SEVERE WEATHER. HOWEVER...STRONG GUSTY WINDS UP TO 45 MPH...VERY
HEAVY RAIN...AND SMALL HAIL ARE STILL POSSIBLE WITH THIS STORM.
AT 512 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED THE
WEAKENED STORM FROM MARIETTA TO SMYRNA... AND MOVING NORTH NORTHWEST
AT 10 TO 15 MPH. THE STORM WILL MOVE OVER KENNESAW BY 530 PM EDT.
IF YOU SEE WIND DAMAGE...HAIL OR FLOODING...WAIT UNTIL THE STORM HAS
PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8
6 6 7 6 3 4 4 6 6. YOU CAN ALSO TWEET YOUR REPORT USING HASHTAG GAWX.
LAT...LON 3407 8442 3404 8440 3401 8440 3398 8437
3391 8445 3388 8444 3385 8446 3383 8445
3379 8452 3407 8474 3408 8474 3408 8473
TIME...MOT...LOC 2110Z 155DEG 11KT 3396 8454
$$The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 29, 9:05 PM EDT | Special Weather Statement | FFC | Sumter | 25 min |
| May 30, 1:02 PM EDT | Special Weather Statement | FFC | Gilmer | 43 min |
| May 30, 2:37 PM EDT | Special Weather Statement | FFC | Union | 38 min |
| May 30, 2:53 PM EDT | Special Weather Statement | FFC | Henry, Newton, Rockdale | 37 min |
| May 30, 2:57 PM EDT | Special Weather Statement | FFC | Jasper | 33 min |
| May 30, 3:07 PM EDT | Special Weather Statement | FFC | Floyd, Haralson, Polk | 38 min |
| May 30, 3:13 PM EDT | Special Weather Statement | FFC | Gilmer | 47 min |
| May 30, 3:15 PM EDT | Special Weather Statement | FFC | Gordon | 45 min |
| May 30, 3:27 PM EDT | Special Weather Statement | FFC | DeKalb | 33 min |
| May 30, 3:31 PM EDT | Special Weather Statement | FFC | Butts, Henry | 44 min |
| May 30, 3:42 PM EDT | Special Weather Statement | FFC | Laurens | 33 min |
| May 30, 3:46 PM EDT | Special Weather Statement | FFC | Floyd | 44 min |
| May 30, 3:50 PM EDT | Special Weather Statement | FFC | Cherokee | 25 min |
| May 30, 3:59 PM EDT | Special Weather Statement | FFC | Jasper | 31 min |
| May 30, 4:04 PM EDT | Special Weather Statement | FFC | Gwinnett | 41 min |
| May 30, 4:07 PM EDT | Special Weather Statement | FFC | Cherokee | 23 min |
| May 30, 4:12 PM EDT | Special Weather Statement | FFC | Greene | 33 min |
| May 30, 4:13 PM EDT | Special Weather Statement | FFC | Dade | 32 min |
| May 30, 4:18 PM EDT | Special Weather Statement | FFC | Bartow | 42 min |
| May 30, 4:22 PM EDT | Special Weather Statement | FFC | Chattooga | 38 min |
| May 30, 4:30 PM EDT | Special Weather Statement | FFC | Paulding | 30 min |
| May 30, 4:43 PM EDT | Special Weather Statement | FFC | Cobb | 32 min |
| May 30, 4:54 PM EDT | Special Weather Statement | FFC | Dade | 51 min |
| May 30, 5:09 PM EDT | Special Weather Statement | FFC | Greene | 21 min |
| May 30, 5:21 PM EDT | Special Weather Statement | FFC | Telfair | 24 min |
| May 30, 5:26 PM EDT | Special Weather Statement | FFC | Chattooga | 34 min |
| May 30, 5:31 PM EDT | Special Weather Statement | FFC | Banks | 29 min |
| May 30, 5:35 PM EDT | Special Weather Statement | FFC | Clarke, Oconee | 40 min |
| May 30, 5:38 PM EDT | Special Weather Statement | FFC | Barrow | 37 min |
| May 30, 5:43 PM EDT | Special Weather Statement | FFC | Wilkinson | 32 min |
| May 30, 5:48 PM EDT | Special Weather Statement | FFC | Whitfield | 42 min |
| May 30, 5:50 PM EDT | Severe Thunderstorm Warning | FFC | Murray, Whitfield | 40 min |
| May 30, 6:09 PM EDT | Special Weather Statement | FFC | Catoosa | 36 min |
| May 30, 6:19 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Meriwether | 41 min |
| May 30, 6:24 PM EDT | Special Weather Statement | FFC | Heard | 36 min |
| May 30, 6:26 PM EDT | Special Weather Statement | FFC | Oglethorpe, Wilkes | 34 min |
| May 30, 6:49 PM EDT | Special Weather Statement | FFC | Catoosa | 41 min |
| May 30, 6:53 PM EDT | Special Weather Statement | FFC | Carroll | 22 min |
| May 30, 7:15 PM EDT | Special Weather Statement | FFC | Meriwether | 30 min |
| May 30, 7:18 PM EDT | Special Weather Statement | FFC | Carroll | 42 min |
| May 30, 7:27 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 33 min |
| May 30, 7:43 PM EDT | Special Weather Statement | FFC | Talbot | 47 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2014Every severe thunderstorm warning in 2014
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.