Alert archive / Georgia / Tornado Warnings in 2021

Tornado Warning 24, NWS Atlanta, GA

June 20, 20215 counties in Georgia

NWS Atlanta, GA issued this tornado warning at Jun 20, 2021, 4:12 AM EDT for 5 counties in Georgia. It was in force for 33 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 20, 2021, 4:12 AM EDT (08:12 UTC)
Expired
Jun 20, 2021, 4:45 AM EDT
In force
33 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Macon County, GA, Marion County, GA, Schley County, GA, Sumter County, GA, Webster County, GA

The radar

The Robins AFB radar (KJGX), 115 km from the middle of the area, began a volume at 08:15 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 19, 8:00 PM EDTTornado WatchSPC13 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 8.2 hours before the alert went out and 138 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 00:00Z on 2021-06-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 252 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 00:00Z on 2021-06-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 340 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
252 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
651 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
340 m²/s²
0-3 km storm-relative helicity
516 m²/s²
Significant tornado parameter
0.4
Supercell composite
4.7

Open this sounding in Storm Lab

The text

As transmitted.

145 
WFUS52 KFFC 200812
TORFFC
GAC193-197-249-261-307-200845-
/O.NEW.KFFC.TO.W.0024.210620T0812Z-210620T0845Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Peachtree City GA
412 AM EDT Sun Jun 20 2021

The National Weather Service in Peachtree City has issued a

* Tornado Warning for...
  Southwestern Macon County in west central Georgia...
  Southeastern Marion County in west central Georgia...
  East central Webster County in west central Georgia...
  Schley County in west central Georgia...
  Northwestern Sumter County in west central Georgia...

* Until 445 AM EDT.
    
* At 412 AM EDT, a severe thunderstorm capable of producing a tornado
  was located over Preston, moving northeast at 45 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...
  Americus, Ellaville, Preston, Andersonville, Friendship, Bumphead,
  La Crosse and Walls Crossing.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

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 3204 8453 3212 8458 3234 8424 3214 8411
TIME...MOT...LOC 0812Z 244DEG 37KT 3210 8451 

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

$$
2 follow-up statements
813 
WWUS52 KFFC 200826
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
426 AM EDT Sun Jun 20 2021

GAC197-307-200836-
/O.CAN.KFFC.TO.W.0024.000000T0000Z-210620T0845Z/
Marion GA-Webster GA-
426 AM EDT Sun Jun 20 2021

...THE TORNADO WARNING FOR SOUTHEASTERN MARION AND EAST CENTRAL
WEBSTER COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 700 AM EDT for west central
Georgia.

LAT...LON 3214 8443 3217 8443 3219 8441 3234 8424
      3214 8411 3210 8440
TIME...MOT...LOC 0826Z 244DEG 37KT 3216 8436 

$$

GAC193-249-261-200845-
/O.CON.KFFC.TO.W.0024.000000T0000Z-210620T0845Z/
Macon GA-Schley GA-Sumter GA-
426 AM EDT Sun Jun 20 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 AM EDT FOR
SOUTHWESTERN MACON...SOUTHERN SCHLEY AND NORTHWESTERN SUMTER
COUNTIES...
    
At 426 AM EDT, a severe thunderstorm capable of producing a tornado
was located over Concord, or near Ellaville, moving northeast at 45
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...
Ellaville, Andersonville, La Crosse, Friendship and Bumphead. 

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. TAKE COVER NOW!

&&

LAT...LON 3214 8443 3217 8443 3219 8441 3234 8424
      3214 8411 3210 8440
TIME...MOT...LOC 0826Z 244DEG 37KT 3216 8436 

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

$$
338 
WWUS52 KFFC 200838
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
438 AM EDT Sun Jun 20 2021

GAC193-249-261-200847-
/O.EXP.KFFC.TO.W.0024.000000T0000Z-210620T0845Z/
Macon GA-Schley GA-Sumter GA-
438 AM EDT Sun Jun 20 2021

...THE TORNADO WARNING FOR SOUTHWESTERN MACON...SOUTHERN SCHLEY AND
NORTHWESTERN SUMTER COUNTIES WILL EXPIRE AT 445 AM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with this thunderstorm.

A Tornado Watch remains in effect until 700 AM EDT for west central
Georgia.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Peachtree City.

LAT...LON 3214 8443 3217 8443 3219 8441 3234 8424
      3214 8411 3210 8440
TIME...MOT...LOC 0837Z 244DEG 37KT 3252 8384 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 9:00 PM EDTSpecial Weather StatementFFCHarris30 min
Jun 19, 9:05 PM EDTSpecial Weather StatementFFCMonroe25 min
Jun 19, 9:21 PM EDTSpecial Weather StatementFFCTreutlen24 min
Jun 19, 9:32 PM EDTTornado WarningFFCEmanuel, Johnson, Laurens, Treutlen28 min
Jun 19, 10:10 PM EDTSpecial Weather StatementFFCMarion35 min
Jun 19, 10:22 PM EDTSpecial Weather StatementFFCChattooga38 min
Jun 19, 10:53 PM EDTSpecial Weather StatementFFCJefferson37 min
Jun 19, 10:57 PM EDTSpecial Weather StatementFFCCrawford, Taylor48 min
Jun 19, 11:15 PM EDTFlash Flood WarningFFCChattooga10 hr
Jun 19, 11:47 PM EDTSpecial Weather StatementFFCMacon, Peach28 min
Jun 20, 2:00 AM EDTSpecial Weather StatementFFCHarris, Muscogee30 min
Jun 20, 2:36 AM EDTSpecial Weather StatementFFCChattahoochee, Stewart24 min
Jun 20, 3:02 AM EDTSpecial Weather StatementFFCChattahoochee, Marion, Stewart28 min
Jun 20, 3:22 AM EDTTornado WarningFFCChattahoochee, Marion, Schley, Taylor23 min
Jun 20, 3:33 AM EDTSpecial Weather StatementFFCStewart27 min
Jun 20, 3:46 AM EDTSpecial Weather StatementFFCTaylor29 min
Jun 20, 4:02 AM EDTSpecial Weather StatementFFCMarion, Schley, Stewart, Webster28 min
Jun 20, 5:36 AM EDTSpecial Weather StatementFFCDooly, Sumter24 min
Jun 20, 6:39 AM EDTSpecial Weather StatementFFCHancock, Warren36 min

Nearby

Tornado Warnings in Georgia, 2021Every tornado warning in 2021Tornadoes in 2021

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.