Alert archive / Georgia / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 34, NWS Atlanta, GA

May 14, 20148 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 14, 2014, 6:27 PM EDT for 8 counties in Georgia. It was in force for 48 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: May 14, 2014, 6:27 PM EDT (22:27 UTC)
Expired: May 14, 2014, 7:15 PM EDT
In force: 48 min
Issued by: NWS Atlanta, GA
Area: Storm-based polygon

Counties Butts County, GA, Crawford County, GA, Henry County, GA, Lamar County, GA, Monroe County, GA, Pike County, GA, Spalding County, GA, Upson County, GA

The radar

The Atlanta radar (KFFC), 29 km from the middle of the area, began a volume at 22:30 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
May 14, 6:55 PM EDT	TSTM WND DMG	2 E Griffin, GA	ONE TREE DOWN ALONG MUSGROVE RD EAST SIDE OF GRIFFIN... GA
May 14, 7:10 PM EDT	TSTM WND DMG	2 Sw Blacksville, GA	4 TREES DOWN ACROSS THE COUNTY. ONE NEAR FORSTON ROAD...ONE ON INDUSTRIAL BLVD...ONE NEAR CAMPGROUND ROAD AND CAMPGROUND COURT AND ANOTHER NEAR MOUNTAIN LAUREL AND HWY 20E.

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, 10.5 hours before the alert went out and 23 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: 71 J/kg
Mixed-layer CIN: -104 J/kg
Mixed-layer LCL: 895 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 56 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.

679 
WUUS52 KFFC 142227
SVRFFC
GAC035-079-151-171-207-231-255-293-142315-
/O.NEW.KFFC.SV.W.0034.140514T2227Z-140514T2315Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
627 PM EDT WED MAY 14 2014

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN BUTTS COUNTY IN CENTRAL GEORGIA
  EXTREME NORTHWESTERN CRAWFORD COUNTY IN CENTRAL GEORGIA
  WESTERN MONROE COUNTY IN CENTRAL GEORGIA
  SOUTHERN HENRY COUNTY IN NORTH CENTRAL GEORGIA
  LAMAR COUNTY IN WEST CENTRAL GEORGIA
  NORTHEASTERN PIKE COUNTY IN WEST CENTRAL GEORGIA
  SPALDING COUNTY IN WEST CENTRAL GEORGIA
  NORTHEASTERN UPSON COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 715 PM EDT

* AT 625 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A LINE OF SEVERE
  THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS UP TO 60 MPH. 
  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 10 MILES
  NORTH OF FORSYTH TO FORSYTH TO YATESVILLE...MOVING NORTHWEST AT 45
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  BARNESVILLE...ALDORA...MILNER...ORCHARD HILL...LOCUST GROVE...
  GRIFFIN...WILLIAMSON...SUNNY SIDE AND HAMPTON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS. SEEK SHELTER 
NOW INSIDE A STURDY STRUCTURE AND STAY 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 3332 8440 3332 8438 3335 8438 3336 8435
      3339 8436 3344 8433 3343 8430 3348 8429
      3338 8400 3332 8406 3294 8390 3284 8411
      3325 8443
TIME...MOT...LOC 2227Z 151DEG 38KT 3318 8389 3307 8402
          3291 8414

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 14, 3:25 PM EDT	Special Weather Statement	FFC	Stewart	35 min
May 14, 3:30 PM EDT	Flash Flood Watch	FFC	Baldwin, Banks, Barrow, Bartow, Bibb, Bleckley and 90 more	15 hr
May 14, 3:52 PM EDT	Special Weather Statement	FFC	Crisp, Dodge, Telfair, Wheeler, Wilcox	23 min
May 14, 4:06 PM EDT	Special Weather Statement	FFC	Chattahoochee, Marion	24 min
May 14, 4:17 PM EDT	Severe Thunderstorm Warning	FFC	Marion	28 min
May 14, 4:19 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Dodge, Laurens, Telfair	41 min
May 14, 4:46 PM EDT	Special Weather Statement	FFC	Harris, Muscogee, Talbot	29 min
May 14, 4:51 PM EDT	Severe Thunderstorm Warning	FFC	Bleckley, Laurens, Twiggs, Wilkinson	39 min
May 14, 5:31 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Bibb, Jones, Monroe, Twiggs, Wilkinson	44 min
May 14, 5:47 PM EDT	Special Weather Statement	FFC	Peach	28 min
May 14, 6:02 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Crawford, Houston, Macon, Monroe, Peach and 1 more	43 min
May 14, 6:12 PM EDT	Severe Thunderstorm Warning	FFC	Butts, Jasper, Jones, Monroe, Morgan, Newton and 1 more	48 min
May 14, 6:43 PM EDT	Severe Thunderstorm Warning	FFC	Clayton, DeKalb, Gwinnett, Henry, Morgan, Newton and 2 more	47 min
May 14, 7:22 PM EDT	Special Weather Statement	FFC	Barrow, Gwinnett	23 min
May 14, 7:45 PM EDT	Special Weather Statement	FFC	Forsyth, Hall, Jackson	30 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.