Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 280, NWS Atlanta, GA

November 23, 20144 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Nov 23, 2014, 3:20 PM EST for 4 counties in Georgia. It was in force for 40 min. 2 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: Nov 23, 2014, 3:20 PM EST (20:20 UTC)
Expired: Nov 23, 2014, 4:00 PM EST
In force: 40 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Chattahoochee County, GA, Harris County, GA, Marion County, GA, Muscogee County, GA

The radar

The Maxwell AFB radar (KMXX), 77 km from the middle of the area, began a volume at 20:23 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
Nov 23, 3:30 PM EST	TSTM WND DMG	Columbus, GA	MULTIPLE TREES WERE BLOWN DOWN ON WELLBORN DRIVE.
Nov 23, 3:48 PM EST	TSTM WND DMG	Columbus, GA	TREE DOWN ON HOME ON FLOYD COURT.

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
Nov 23, 1:35 PM EST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.3 hours before the alert went out and 109 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: 2 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 430 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 380 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.

666 
WUUS52 KFFC 232020
SVRFFC
GAC053-145-197-215-232100-
/O.NEW.KFFC.SV.W.0280.141123T2020Z-141123T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
320 PM EST SUN NOV 23 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN HARRIS COUNTY IN WEST CENTRAL GEORGIA...
  NORTHWESTERN MARION COUNTY IN WEST CENTRAL GEORGIA...
  CENTRAL CHATTAHOOCHEE COUNTY IN WEST CENTRAL GEORGIA...
  MUSCOGEE COUNTY IN WEST CENTRAL GEORGIA...

* UNTIL 400 PM EST

* AT 317 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS 
  IN EXCESS OF 60 MPH. THE LINE OF SEVERE STORMS WAS FROM SOUTHEAST 
  LEE COUNTY TO PHENIX CITY ALABAMA...MOVING NORTHEAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  COLUMBUS...FORT BENNING/LAWSON ARMY AIR FLD...BIBB CITY...NORTH
  FORT BENNING...EDGEWOOD...EELBECK/WEST FORT BENNING...KENWOOD...
  BARTLETTS FERRY DAM...FORTSON...ROSE HILL...LAKE HARDING...
  AVONDALE...BENNING PARK...COLUMBUS METROPOLITAN AIRPORT...SAINT
  MARYS HILLS...GOAT ROCK LAKE...VISTA TERRACE...GREEN ISLAND
  HILLS...BENNING HILLS AND FLAT ROCK.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WEAK...SHORT LIVED TORNADOES CAN SOMETIMES DEVELOP ALONG THE LEADING
EDGE OF SEVERE THUNDERSTORM LINES LIKE THIS ONE. HOWEVER...THE MAIN
THREAT IS DAMAGING WINDS. SEEK SHELTER INSIDE A STURDY BUILDING AND
STAY AWAY FROM OUTSIDE WALLS AND 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 OR TWEET US YOUR REPORT AT NWSATLANTA.

&&

LAT...LON 3245 8462 3228 8492 3230 8494 3232 8500
      3234 8501 3238 8497 3239 8499 3239 8497
      3241 8498 3244 8497 3245 8500 3252 8501
      3258 8507 3262 8509 3263 8508 3264 8511
      3266 8509 3271 8512
TIME...MOT...LOC 2017Z 212DEG 36KT 3236 8507 

$$
16

1 follow-up statement

561 
WWUS52 KFFC 232049
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
349 PM EST SUN NOV 23 2014

GAC053-145-197-215-232100-
/O.CON.KFFC.SV.W.0280.000000T0000Z-141123T2100Z/
HARRIS GA-MARION GA-CHATTAHOOCHEE GA-MUSCOGEE GA-
349 PM EST SUN NOV 23 2014

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM EST
FOR SOUTHERN HARRIS...NORTHWESTERN MARION...NORTHEASTERN
CHATTAHOOCHEE AND CENTRAL MUSCOGEE COUNTIES...

AT 349 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF
60 MPH. THIS STORM WAS LOCATED NEAR UPATOI...OR 13 MILES SOUTHEAST OF
HAMILTON...MOVING NORTHEAST AT 45 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
NORTH FORT BENNING...EELBECK/WEST FORT BENNING AND FLAT ROCK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3238 8474 3243 8474 3245 8481 3252 8490
      3260 8492 3245 8462
TIME...MOT...LOC 2049Z 227DEG 38KT 3259 8477 

$$
16

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 23, 11:09 AM EST	Special Weather Statement	FFC	Heard, Troup	21 min
Nov 23, 11:32 AM EST	Special Weather Statement	FFC	Carroll, Coweta, Fayette, Haralson, Heard	28 min
Nov 23, 11:57 AM EST	Special Weather Statement	FFC	Carroll, Clayton, Coweta, Douglas, Fayette, Haralson	33 min
Nov 23, 12:33 PM EST	Special Weather Statement	FFC	Clayton, Cobb, DeKalb, Fulton	27 min
Nov 23, 2:51 PM EST	Special Weather Statement	FFC	Fannin, Gilmer	54 min
Nov 23, 3:03 PM EST	Tornado Warning	FFC	Chattahoochee, Stewart	27 min
Nov 23, 3:32 PM EST	Tornado Warning	FFC	Chattahoochee, Marion, Muscogee, Talbot	28 min
Nov 23, 3:42 PM EST	Special Weather Statement	FFC	Marion, Schley, Webster	33 min
Nov 23, 3:43 PM EST	Special Weather Statement	FFC	Harris	32 min
Nov 23, 3:55 PM EST	Special Weather Statement	FFC	Coweta, Troup	35 min
Nov 23, 4:01 PM EST	Tornado Warning	FFC	Talbot, Upson	29 min
Nov 23, 4:06 PM EST	Special Weather Statement	FFC	Crawford, Dooly, Macon, Peach, Schley, Sumter and 1 more	39 min
Nov 23, 4:18 PM EST	Special Weather Statement	FFC	Lamar, Pike, Spalding, Upson	27 min
Nov 23, 4:23 PM EST	Tornado Warning	FFC	Lamar, Pike, Upson	22 min
Nov 23, 4:29 PM EST	Tornado Warning	FFC	Crawford, Lamar, Monroe, Upson	31 min
Nov 23, 4:45 PM EST	Tornado Warning	FFC	Butts, Henry, Lamar, Spalding	30 min
Nov 23, 4:51 PM EST	Tornado Warning	FFC	Jasper, Jones, Monroe, Putnam	39 min
Nov 23, 4:59 PM EST	Special Weather Statement	FFC	Bibb, Bleckley, Houston, Jones, Peach, Pulaski and 2 more	31 min
Nov 23, 5:08 PM EST	Severe Thunderstorm Warning	FFC	Baldwin, Bibb, Bleckley, Dodge, Hancock, Houston and 8 more	52 min
Nov 23, 5:18 PM EST	Tornado Warning	FFC	Butts, Jasper, Morgan, Newton, Walton	27 min
Nov 23, 5:38 PM EST	Severe Thunderstorm Warning	FFC	Baldwin, Dodge, Emanuel, Glascock, Hancock, Jefferson and 9 more	37 min
Nov 23, 6:09 PM EST	Severe Thunderstorm Warning	FFC	Emanuel, Glascock, Jefferson, Johnson, Taliaferro, Warren and 2 more	36 min
Nov 23, 6:46 PM EST	Special Weather Statement	FFC	Toombs	29 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.