Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 270, NWS Atlanta, GA

October 14, 20145 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Oct 14, 2014, 5:16 AM EDT for 5 counties in Georgia. It was in force for 29 min. 5 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: Oct 14, 2014, 5:16 AM EDT (09:16 UTC)
Expired: Oct 14, 2014, 5:45 AM EDT
In force: 29 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Clayton County, GA, Cobb County, GA, DeKalb County, GA, Douglas County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 62 km from the middle of the area, began a volume at 09:18 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
Oct 14, 5:20 AM EDT	TORNADO	1 W East Point, GA	AN NWS SURVEY TEAM DETERMINED AN EF0 TORNADO WITH MAXIMUM WINDS OF 80 MPH TOUCHED DOWN 1 MILE WEST OF EAST POINT AN TRAVELED 3 MILES BEFORE LIFTING 2.5 MILES NNW OF EAST POINT. DOZENS OF TREES WERE SNAPPED OR UPROOTED ALONG THE PATH ALONG WITH MINOR ROOF DAMAG
Oct 14, 5:23 AM EDT	TSTM WND DMG	Atlanta, GA	THERE WERE MULTIPLE TREES DOWN ON BEN HILL ROAD AND STONE ROAD. WIRES WERE REPORTED DOWN ON FAIRBURN ROAD.
Oct 14, 5:33 AM EDT	TORNADO	1 Sse Vinings, GA	AN NWS SURVEY TEAM DETERMINED AN EF0 TORNADO WITH MAXIMUM WINDS OF 75 MPH TOUCHED DOWN 2 MILES SSE OF THE VININGS AND TRAVELED 1 MILE BEFORE LIFTING 1 MILE SSE OF THE VININGS. DOZENS OF TREES ALONG THE PATH WERE SNAPPED OR UPROOTED. THE MAX PATH WIDTH WAS 75 Y
Oct 14, 5:38 AM EDT	TSTM WND GST 60	1 Ese Vinings, GA	NEWS MEDIA REPORTED A GUST OF 60 MPH MEASURED BY WEATHER EQUIPMENT AT THE LOVETT SCHOOL.
Oct 14, 5:43 AM EDT	TORNADO	3 Sw Roswell, GA	AN NWS SURVEY TEAM DETERMINED AN EF1 TORNADO WITH MAXIMUM WINDS OF 95 MPH TOUCHED DOWN 8 MILES NW OF SANDY SPRINGS AND TRAVELED 1.25 MILES AFFECTING PORTIONS OF COBB AND FULTON COUNTIES. HUNDREDS OF TREES WERE SNAPPED OR UPROOTED ALONG THE PATH. DAMAGE TO HOME

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
Oct 13, 11:44 PM EDT	Tornado Watch	SPC	6 hr
Oct 14, 4:06 AM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 9.3 hours before the alert went out and 59 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: 15 J/kg
Mixed-layer CIN: -36 J/kg
Mixed-layer LCL: 1475 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 109 m²/s²
0-3 km storm-relative helicity: 182 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

767 
WUUS52 KFFC 140916
SVRFFC
GAC063-067-089-097-121-140945-
/O.NEW.KFFC.SV.W.0270.141014T0916Z-141014T0945Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
516 AM EDT TUE OCT 14 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
  EASTERN COBB COUNTY IN NORTH CENTRAL GEORGIA
  NORTHWESTERN DEKALB COUNTY IN NORTH CENTRAL GEORGIA
  NORTHEASTERN DOUGLAS COUNTY IN NORTH CENTRAL GEORGIA
  CENTRAL FULTON COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 545 AM EDT

* AT 513 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS UP TO 70
  MPH.  THIS STORM WAS LOCATED NEAR COLLEGE PARK...MOVING NORTH AT 45
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GRANT
  PARK-ZOO ATLANTA...ATLANTA...MIDTOWN...DECATUR...DRUID HILLS...
  BUCKHEAD...SMYRNA...MARIETTA...CHAMBLEE...SANDY SPRINGS...
  DORAVILLE...DUNWOODY AND ROSWELL.

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 OR TWEET US YOUR REPORT AT NWSATLANTA.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 700 AM EDT TUESDAY MORNING
FOR WEST CENTRAL GEORGIA. A TORNADO WATCH ALSO REMAINS IN EFFECT
UNTIL 1100 AM EDT TUESDAY MORNING FOR NORTHERN GEORGIA.

&&

LAT...LON 3403 8456 3407 8434 3400 8424 3398 8426
      3397 8426 3396 8428 3392 8426 3388 8421
      3366 8433 3356 8448 3365 8467
TIME...MOT...LOC 0916Z 199DEG 40KT 3369 8450

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 14, 12:17 AM EDT	Wind Advisory	FFC	Bartow, Catoosa, Chattooga, Cherokee, Dade, Dawson and 13 more	8 hr
Oct 14, 3:23 AM EDT	Flood Watch	FFC	Dawson, Lumpkin, White	23 min
Oct 14, 3:26 AM EDT	Severe Thunderstorm Warning	FFC	Dawson, Fannin, Gilmer, Pickens	49 min
Oct 14, 3:45 AM EDT	Special Weather Statement	FFC	Coweta, Douglas, Harris, Heard, Troup	60 min
Oct 14, 4:05 AM EDT	Special Weather Statement	FFC	Chattahoochee, Muscogee, Stewart	55 min
Oct 14, 4:13 AM EDT	Flash Flood Warning	FFC	Dade	7 hr
Oct 14, 4:38 AM EDT	Special Weather Statement	FFC	Marion, Schley, Sumter, Taylor, Webster	52 min
Oct 14, 4:48 AM EDT	Special Weather Statement	FFC	Clayton, Cobb, Douglas, Fayette, Fulton, Meriwether and 4 more	42 min
Oct 14, 5:20 AM EDT	Special Weather Statement	FFC	Gordon, Murray	25 min
Oct 14, 5:29 AM EDT	Special Weather Statement	FFC	Crawford, Crisp, Dooly, Houston, Macon, Peach and 1 more	46 min
Oct 14, 5:32 AM EDT	Tornado Warning	FFC	Cobb, Fulton	28 min
Oct 14, 5:43 AM EDT	Special Weather Statement	FFC	Murray	32 min
Oct 14, 5:46 AM EDT	Severe Thunderstorm Warning	FFC	DeKalb, Forsyth, Fulton, Gwinnett	29 min
Oct 14, 5:50 AM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Dooly, Houston, Macon, Peach and 1 more	25 min
Oct 14, 6:15 AM EDT	Special Weather Statement	FFC	Baldwin, Bibb, Bleckley, Twiggs, Wilkinson	45 min
Oct 14, 6:28 AM EDT	Severe Thunderstorm Warning	FFC	Dawson, Fannin, Forsyth, Hall, Lumpkin, Union and 1 more	47 min
Oct 14, 6:29 AM EDT	Special Weather Statement	FFC	Jasper, Newton	31 min
Oct 14, 6:42 AM EDT	Special Weather Statement	FFC	Fannin, Gilmer, Gordon, Murray, Pickens	48 min
Oct 14, 6:44 AM EDT	Severe Thunderstorm Warning	FFC	Greene, Jasper, Jones, Morgan, Newton, Oconee and 3 more	46 min
Oct 14, 7:00 AM EDT	Special Weather Statement	FFC	Hancock, Wilkinson	30 min
Oct 14, 7:10 AM EDT	Tornado Warning	FFC	Clarke, Jackson, Madison, Oconee	35 min
Oct 14, 7:27 AM EDT	Special Weather Statement	FFC	Glascock, Hancock, Oglethorpe, Taliaferro, Warren, Washington and 1 more	48 min
Oct 14, 8:07 AM EDT	Severe Thunderstorm Warning	FFC	Dodge, Pulaski, Wilcox	23 min
Oct 14, 9:31 AM EDT	Special Weather Statement	FFC	Glascock, Hancock, Jefferson, Warren, Washington	44 min
Oct 14, 10:16 AM EDT	Flash Flood Warning	FFC	Dade	6 hr
Oct 14, 1:18 PM EDT	River Flood Warning	FFC	Forsyth	7 days
Oct 14, 1:58 PM EDT	Special Weather Statement	FFC	Clayton, DeKalb	32 min
Oct 14, 2:58 PM EDT	River Flood Warning	FFC	Dade	17 hr
Oct 14, 5:24 PM EDT	River Flood Warning	FFC	Forsyth, Fulton	39 hr

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.