Alert archive / Georgia / Severe Thunderstorm Warnings in 2013

Severe Thunderstorm Warning 151, NWS Atlanta, GA

June 13, 20136 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 13, 2013, 7:54 PM EDT for 6 counties in Georgia. It was in force for 36 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
Jun 13, 2013, 7:54 PM EDT (23:54 UTC)
Expired
Jun 13, 2013, 8:30 PM EDT
In force
36 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon

Counties Carroll County, GA, Cobb County, GA, Douglas County, GA, Haralson County, GA, Paulding County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 78 km from the middle of the area, began a volume at 23:54 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

TimeReportWhereRemark
Jun 13, 8:00 PM EDTHAIL 1Cedartown, GA
Jun 13, 8:04 PM EDTTSTM WND DMG4 Ne Dallas, GABOBO ROAD IS CLOSED DUE TO SEVERAL TREES WTIH POWER LINES DOWN ACROSS THE ROAD.
Jun 13, 8:36 PM EDTTSTM WND DMG2 S Douglasville, GASEVERAL TREES ARE REPORTED DOWN ON HUEY ROAD...HILLSIDE DRIVE AND REYNOLDS ROAD. SOME POWER OUTAGES REPORTED.

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.

IssuedProductOfficeLasted
Jun 13, 6:28 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.9 hours before the alert went out and 81 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2013-06-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1940 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2013-06-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -131 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1940 J/kg
Mixed-layer CIN
-156 J/kg
Mixed-layer LCL
1112 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
-131 m²/s²
0-3 km storm-relative helicity
-109 m²/s²
Significant tornado parameter
0.0
Supercell composite
-2.8

Open this sounding in Storm Lab

The text

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

142 
WUUS52 KFFC 132354
SVRFFC
GAC045-067-097-143-223-233-140030-
/O.NEW.KFFC.SV.W.0151.130613T2354Z-130614T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
754 PM EDT THU JUN 13 2013

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN COBB COUNTY IN NORTH CENTRAL GEORGIA
  NORTHERN DOUGLAS COUNTY IN NORTH CENTRAL GEORGIA
  NORTHEASTERN CARROLL COUNTY IN NORTHWEST GEORGIA
  HARALSON COUNTY IN NORTHWEST GEORGIA
  PAULDING COUNTY IN NORTHWEST GEORGIA
  POLK COUNTY IN NORTHWEST GEORGIA

* UNTIL 830 PM EDT

* AT 750 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DESTRUCTIVE WINDS
  UP TO 70 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM KENNESAW TO ARAGON TO 11 MILES NORTHWEST OF CEDARTOWN...MOVING
  SOUTHEAST AT 30 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  ROCKMART...MARIETTA...BRASWELL...DALLAS...HIRAM...POWDER SPRINGS...
  AUSTELL...DOUGLASVILLE...LITHIA SPRINGS...VILLA RICA...TEMPLE AND
  BUCHANAN.

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.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT FRIDAY
MORNING FOR NORTHERN GEORGIA. A SEVERE THUNDERSTORM WATCH ALSO
REMAINS IN EFFECT UNTIL 900 PM EDT THURSDAY EVENING FOR NORTHERN
GEORGIA.

&&

LAT...LON 3408 8526 3410 8525 3410 8516 3408 8516
      3410 8505 3408 8504 3408 8470 3406 8456
      3386 8452 3385 8458 3375 8457 3370 8463
      3375 8537 3408 8543
TIME...MOT...LOC 2354Z 332DEG 24KT 3401 8455 3405 8504
          3408 8539

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 13, 4:31 PM EDTSpecial Weather StatementFFCDawson, Lumpkin29 min
Jun 13, 4:39 PM EDTSpecial Weather StatementFFCCatoosa, Whitfield51 min
Jun 13, 5:11 PM EDTSevere Thunderstorm WarningFFCFannin, Gilmer, Towns, Union49 min
Jun 13, 5:23 PM EDTSpecial Weather StatementFFCMurray, Whitfield37 min
Jun 13, 5:43 PM EDTSevere Thunderstorm WarningFFCGilmer, Gordon, Murray, Whitfield47 min
Jun 13, 5:51 PM EDTSevere Thunderstorm WarningFFCLumpkin, White39 min
Jun 13, 6:00 PM EDTSevere Thunderstorm WarningFFCFannin, Gilmer, Towns, Union15 min
Jun 13, 6:13 PM EDTSpecial Weather StatementFFCDawson, Gilmer, Pickens47 min
Jun 13, 6:21 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Gordon, Pickens39 min
Jun 13, 6:29 PM EDTSpecial Weather StatementFFCChattooga, Gordon31 min
Jun 13, 6:31 PM EDTSevere Thunderstorm WarningFFCBanks, Dawson, Hall, Lumpkin, White59 min
Jun 13, 6:47 PM EDTSevere Thunderstorm WarningFFCCherokee, Forsyth, Fulton, Pickens43 min
Jun 13, 6:59 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Floyd, Gordon31 min
Jun 13, 7:03 PM EDTSevere Thunderstorm WarningFFCBanks, Jackson, Madison57 min
Jun 13, 7:23 PM EDTSevere Thunderstorm WarningFFCBarrow, Gwinnett, Walton37 min
Jun 13, 7:27 PM EDTTornado WarningFFCCherokee, Cobb, Fulton33 min
Jun 13, 7:29 PM EDTSevere Thunderstorm WarningFFCBartow, Cherokee, Cobb, Floyd, Paulding, Polk31 min
Jun 13, 7:40 PM EDTSevere Thunderstorm WarningFFCWalton50 min
Jun 13, 7:44 PM EDTSevere Thunderstorm WarningFFCClarke, Oconee46 min
Jun 13, 7:48 PM EDTSevere Thunderstorm WarningFFCCobb, DeKalb, Fulton, Gwinnett42 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2013Every severe thunderstorm warning in 2013

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.