Alert archive / Georgia / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 108, NWS Atlanta, GA

June 8, 2015Catoosa County, Walker County, Whitfield County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 8, 2015, 7:02 PM EDT for Catoosa County, Walker County, Whitfield County, Georgia. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 8, 2015, 7:02 PM EDT (23:02 UTC)
Expired
Jun 8, 2015, 7:30 PM EDT
In force
28 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Catoosa County, GA, Walker County, GA, Whitfield County, GA

The radar

The Northeast Alabama radar (KHTX), 88 km from the middle of the area, began a volume at 23:02 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.0 hours before the alert went out and 170 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 2015-06-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 311 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°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 2015-06-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 2 square meters per square second.1939Sfc1 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
311 J/kg
Mixed-layer CIN
-46 J/kg
Mixed-layer LCL
913 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
2 m²/s²
0-3 km storm-relative helicity
26 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.

159 
WUUS52 KFFC 082302
SVRFFC
GAC047-295-313-082330-
/O.NEW.KFFC.SV.W.0108.150608T2302Z-150608T2330Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
702 PM EDT MON JUN 8 2015

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WEST CENTRAL WHITFIELD COUNTY IN NORTHWESTERN GEORGIA...
  SOUTHERN CATOOSA COUNTY IN NORTHWESTERN GEORGIA...
  EAST CENTRAL WALKER COUNTY IN NORTHWESTERN GEORGIA...

* UNTIL 730 PM EDT

* AT 702 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTHWEST
  OF RINGGOLD...MOVING EAST AT 30 MPH.

  HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING AND TREES. 

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  VARNELL...TUNNEL HILL...BEAUMONT AND WOOD STATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

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 3472 8519 3485 8521 3485 8525 3490 8501
      3486 8498 3478 8506
TIME...MOT...LOC 2302Z 256DEG 28KT 3482 8517 

HAIL...1.00IN
WIND...60MPH
 
$$
1 follow-up statement
074 
WWUS52 KFFC 082321
SVSFFC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
721 PM EDT MON JUN 8 2015

GAC295-082330-
/O.CAN.KFFC.SV.W.0108.000000T0000Z-150608T2330Z/
WALKER GA-
721 PM EDT MON JUN 8 2015

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL WALKER COUNTY IS
CANCELLED...
    
THE SEVERE THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF 
THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 3490 8501 3486 8498 3478 8506 3473 8516
      3475 8516 3477 8515 3477 8516 3482 8515
      3487 8517
TIME...MOT...LOC 2320Z 256DEG 28KT 3486 8500 

$$

GAC047-313-082330-
/O.CON.KFFC.SV.W.0108.000000T0000Z-150608T2330Z/
WHITFIELD GA-CATOOSA GA-
721 PM EDT MON JUN 8 2015

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 730 PM EDT
FOR WEST CENTRAL WHITFIELD AND SOUTHEASTERN CATOOSA COUNTIES...

AT 720 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER TUNNEL HILL...
OR NEAR DALTON...MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING AND TREES. 

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
VARNELL...TUNNEL HILL AND WOOD STATION. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

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 3490 8501 3486 8498 3478 8506 3473 8516
      3475 8516 3477 8515 3477 8516 3482 8515
      3487 8517
TIME...MOT...LOC 2320Z 256DEG 28KT 3486 8500 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 8, 2:35 PM EDTSpecial Weather StatementFFCCatoosa10 min
Jun 8, 3:45 PM EDTSpecial Weather StatementFFCMadison30 min
Jun 8, 3:55 PM EDTSpecial Weather StatementFFCPutnam35 min
Jun 8, 4:54 PM EDTSpecial Weather StatementFFCPutnam36 min
Jun 8, 5:36 PM EDTSpecial Weather StatementFFCBaldwin, Jones39 min
Jun 8, 6:04 PM EDTSpecial Weather StatementFFCDade41 min
Jun 8, 6:08 PM EDTSevere Thunderstorm WarningFFCDade, Walker37 min
Jun 8, 6:12 PM EDTSpecial Weather StatementFFCLamar, Monroe33 min
Jun 8, 6:30 PM EDTSevere Thunderstorm WarningFFCChattooga, Dade, Walker45 min
Jun 8, 6:41 PM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Walker49 min
Jun 8, 6:58 PM EDTSpecial Weather StatementFFCHancock, Warren32 min
Jun 8, 6:59 PM EDTSpecial Weather StatementFFCTwiggs31 min
Jun 8, 7:19 PM EDTSevere Thunderstorm WarningFFCMurray, Whitfield26 min
Jun 8, 7:29 PM EDTSpecial Weather StatementFFCChattooga, Murray, Whitfield31 min
Jun 8, 7:45 PM EDTSpecial Weather StatementFFCMurray30 min
Jun 8, 7:48 PM EDTSpecial Weather StatementFFCBaldwin27 min
Jun 8, 7:50 PM EDTSpecial Weather StatementFFCCatoosa, Dade, Walker40 min
Jun 8, 7:55 PM EDTSevere Thunderstorm WarningFFCCatoosa, Dade, Walker50 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2015Every severe thunderstorm warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.