Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 22, NWS Atlanta, GA

April 28, 20144 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 28, 2014, 6:52 PM EDT for 4 counties in Georgia. It was in force for 23 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: Apr 28, 2014, 6:52 PM EDT (22:52 UTC)
Expired: Apr 28, 2014, 7:15 PM EDT
In force: 23 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Coweta County, GA, Heard County, GA, Meriwether County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 37 km from the middle of the area, began a volume at 22:54 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
Apr 28, 7:00 PM EDT	FUNNEL CLOUD	2 Sse Graysons Landing, GA	REPORT OF A FUNNEL CLOUD FROM THE PUBLIC RELAYED BY THE 911 CENTER.
Apr 28, 7:00 PM EDT	TORNADO	The Crossroads, GA	APPARENT TORNADO DAMAGE IN WARES CROSS ROAD AREA. ROOF DAMAGE TO HOMES REPORTED IN THE AREA. VIDEO OF TORNADO ALSO RECEIVED.
Apr 28, 7:10 PM EDT	TORNADO	1 Nne Point North, GA	APPARENT TORNADO DAMAGE IN WARES CROSS ROAD AREA. FOUR TO SIX HOMES SUSTAINED MINOR DAMAGE AND HUNDREDS OF TREES SNAPPED OR UPROOTED. VIDEO OF TORNADO ALSO RECEIVED.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 10.9 hours before the alert went out and 43 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1574 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 59 m²/s²
0-3 km storm-relative helicity: 203 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

687 
WUUS52 KFFC 282252
SVRFFC
GAC077-149-199-285-282315-
/O.NEW.KFFC.SV.W.0022.140428T2252Z-140428T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
652 PM EDT MON APR 28 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN COWETA COUNTY IN WEST CENTRAL GEORGIA
  SOUTHEASTERN HEARD COUNTY IN WEST CENTRAL GEORGIA
  NORTHWESTERN MERIWETHER COUNTY IN WEST CENTRAL GEORGIA
  NORTHERN TROUP COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 715 PM EDT

* AT 649 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 WEST OF
  HOGANSVILLE...MOVING NORTHEAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CORINTH...LUTHERSVILLE...LONE OAK...MORELAND AND GRANTVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED ROTATION WITHIN THIS STORM. ALTHOUGH
CURRENT DATA DOES NOT INDICATE THE EXISTENCE OF A TORNADO...A TORNADO
MAY STILL DEVELOP. 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...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 3343 8485 3324 8468 3302 8509 3317 8522
TIME...MOT...LOC 2252Z 233DEG 27KT 3315 8507

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 28, 6:12 PM EDT	Special Weather Statement	FFC	Troup	33 min
Apr 28, 6:39 PM EDT	Special Weather Statement	FFC	Carroll, Heard, Troup	51 min
Apr 28, 6:50 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Heard	25 min
Apr 28, 7:03 PM EDT	Tornado Warning	FFC	Coweta, Heard, Meriwether, Troup	42 min
Apr 28, 7:10 PM EDT	Severe Thunderstorm Warning	FFC	Carroll, Douglas, Fulton	50 min
Apr 28, 7:45 PM EDT	Special Weather Statement	FFC	Coweta	30 min
Apr 28, 7:59 PM EDT	Special Weather Statement	FFC	Cobb, Douglas, Paulding	46 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2014 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.