Alert archive / Georgia / Tornado Warnings in 2017

Tornado Warning 73, NWS Atlanta, GA

June 22, 2017Cherokee County, Pickens County, Georgia

NWS Atlanta, GA issued this tornado warning at Jun 22, 2017, 3:40 PM EDT for Cherokee County, Pickens County, Georgia. It was in force for 50 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, 3:40 PM EDT (19:40 UTC)
Expired
Jun 22, 2017, 4:30 PM EDT
In force
50 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Cherokee County, GA, Pickens County, GA

The radar

The Atlanta radar (KFFC), 108 km from the middle of the area, began a volume at 19:44 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, 7.7 hours before the alert went out and 108 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°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 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.

603 
WFUS52 KFFC 221940
TORFFC
GAC057-227-222030-
/O.NEW.KFFC.TO.W.0073.170622T1940Z-170622T2030Z/

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

The National Weather Service in Peachtree City has issued a

* Tornado Warning for...
  Western Cherokee County in north central Georgia...
  Pickens County in north central Georgia...

* Until 430 PM EDT

* At 340 PM EDT, severe thunderstorms capable of producing both
  tornadoes and extensive straight line wind damage were located over
  Sutallee, or 7 miles west of Canton, 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 3448 8433 3411 8452 3414 8466 3422 8465
      3435 8465 3435 8464 3436 8465 3455 8465
TIME...MOT...LOC 1940Z 195DEG 22KT 3420 8461 

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

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 3:47 PM EDTTornado WarningFFCBartow, Cherokee, Cobb43 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.