Alert archive / Georgia / Tornado Warnings in 2017

Tornado Warning 74, NWS Atlanta, GA

June 22, 2017Bartow County, Cherokee County, Cobb County, Georgia

NWS Atlanta, GA issued this tornado warning at Jun 22, 2017, 3:47 PM EDT for Bartow County, Cherokee County, Cobb County, Georgia. It was in force for 43 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 22, 2017, 3:47 PM EDT (19:47 UTC)
Expired
Jun 22, 2017, 4:30 PM EDT
In force
43 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Bartow County, GA, Cherokee County, GA, Cobb County, GA

The radar

The Atlanta radar (KFFC), 79 km from the middle of the area, began a volume at 19:49 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, 7.8 hours before the alert went out and 79 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 2017-06-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 191 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 2017-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
191 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
613 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
149 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

894 
WFUS52 KFFC 221947
TORFFC
GAC015-057-067-222030-
/O.NEW.KFFC.TO.W.0074.170622T1947Z-170622T2030Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Peachtree City GA
347 PM EDT THU JUN 22 2017

The National Weather Service in Peachtree City has issued a

* Tornado Warning for...
  Southwestern Cherokee County in north central Georgia...
  Northwestern Cobb County in north central Georgia...
  Southeastern Bartow County in northwestern Georgia...

* Until 430 PM EDT
    
* At 346 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Lost Mountain Park, or 8 miles northeast of
  Dallas, moving north at 25 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 


PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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 3427 8444 3390 8461 3393 8472 3395 8472
      3395 8474 3400 8474 3433 8469
TIME...MOT...LOC 1946Z 199DEG 21KT 3398 8471 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
2 follow-up statements
902 
WWUS52 KFFC 222013
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
413 PM EDT THU JUN 22 2017

GAC015-222023-
/O.CAN.KFFC.TO.W.0074.000000T0000Z-170622T2030Z/
Bartow GA-
413 PM EDT THU JUN 22 2017

...THE TORNADO WARNING FOR SOUTHEASTERN BARTOW COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3427 8444 3404 8455 3403 8458 3403 8461
      3404 8464 3405 8466 3432 8465
TIME...MOT...LOC 2013Z 199DEG 21KT 3413 8465 

$$

GAC057-067-222030-
/O.CON.KFFC.TO.W.0074.000000T0000Z-170622T2030Z/
Cherokee GA-Cobb GA-
413 PM EDT THU JUN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR
SOUTHWESTERN CHEROKEE AND NORTH CENTRAL COBB COUNTIES...
    
At 413 PM EDT, a severe thunderstorm capable of producing a tornado
was located over George Washington Carver St Pk, or 9 miles east of
Cartersville, moving north at 25 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Canton, Kennesaw, Woodstock, Acworth, Holly Springs, Lake Arrowhead,
Kellogg Creek, Oak Grove, Kennesaw State University, Little River
Landing, Lebanon, Sutallee, Hobgood Park and Bridgemill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3427 8444 3404 8455 3403 8458 3403 8461
      3404 8464 3405 8466 3432 8465
TIME...MOT...LOC 2013Z 199DEG 21KT 3413 8465 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
331 
WWUS52 KFFC 222020
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
420 PM EDT THU JUN 22 2017

GAC067-222029-
/O.CAN.KFFC.TO.W.0074.000000T0000Z-170622T2030Z/
Cobb GA-
420 PM EDT THU JUN 22 2017

...THE TORNADO WARNING FOR NORTH CENTRAL COBB COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 3408 8453 3408 8466 3432 8465 3427 8444
TIME...MOT...LOC 2019Z 206DEG 20KT 3411 8458 

$$

GAC057-222030-
/O.CON.KFFC.TO.W.0074.000000T0000Z-170622T2030Z/
Cherokee GA-
420 PM EDT THU JUN 22 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR
SOUTHWESTERN CHEROKEE COUNTY...
    
At 419 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Hobgood Park, or 10 miles southwest of Canton,
moving northeast at 20 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

Locations impacted include...
Canton, Woodstock, Holly Springs, Little River Landing, Lebanon, Lake
Arrowhead, Kellogg Creek, Oak Grove, Sutallee, Hobgood Park and
Bridgemill.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3408 8453 3408 8466 3432 8465 3427 8444
TIME...MOT...LOC 2019Z 206DEG 20KT 3411 8458 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 3:40 PM EDTTornado WarningFFCCherokee, Pickens50 min
Jun 22, 4:06 PM EDTTornado WarningFFCHarris, Meriwether39 min
Jun 22, 4:26 PM EDTTornado WarningFFCCherokee, Pickens29 min
Jun 22, 6:26 PM EDTSpecial Weather StatementFFCCherokee, Cobb, DeKalb, Gwinnett34 min
Jun 22, 6:28 PM EDTSpecial Weather StatementFFCLumpkin, White47 min
Jun 22, 6:30 PM EDTSpecial Weather StatementFFCClayton, Crawford, Fayette, Lamar, Pike, Spalding and 1 more45 min
Jun 22, 6:33 PM EDTSpecial Weather StatementFFCDooly, Macon, Peach42 min
Jun 22, 6:55 PM EDTSpecial Weather StatementFFCForsyth, Hall50 min
Jun 22, 7:03 PM EDTSpecial Weather StatementFFCClayton, Henry27 min
Jun 22, 7:14 PM EDTSpecial Weather StatementFFCBibb, Butts, Houston, Jasper, Jones, Monroe and 3 more46 min
Jun 22, 7:16 PM EDTSpecial Weather StatementFFCWhite29 min
Jun 22, 7:30 PM EDTSpecial Weather StatementFFCGwinnett45 min
Jun 22, 7:33 PM EDTSpecial Weather StatementFFCDeKalb, Rockdale42 min
Jun 22, 7:35 PM EDTTornado WarningFFCHall25 min
Jun 22, 7:41 PM EDTSevere Thunderstorm WarningFFCButts, Henry, Jasper, Morgan, Newton, Putnam and 1 more49 min
Jun 22, 7:52 PM EDTSpecial Weather StatementFFCBaldwin, Bibb, Jones, Twiggs, Wilkinson68 min
Jun 22, 7:56 PM EDTTornado WarningFFCHall38 min

Nearby

Tornado Warnings in Georgia, 2017Every tornado warning in 2017Tornadoes in 2017

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.