Alert archive / Georgia / Tornado Warnings in 2021

Tornado Warning 46, NWS Atlanta, GA

December 31, 2021Morgan County, Newton County, Walton County, Georgia

NWS Atlanta, GA issued this tornado warning at Dec 31, 2021, 5:46 PM EST for Morgan County, Newton County, Walton County, Georgia. It was in force for 44 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
Dec 31, 2021, 5:46 PM EST (22:46 UTC)
Expired
Dec 31, 2021, 6:30 PM EST
In force
44 min
Issued by
NWS Atlanta, GA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Morgan County, GA, Newton County, GA, Walton County, GA

The radar

The Atlanta radar (KFFC), 77 km from the middle of the area, began a volume at 22:46 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, 10.8 hours before the alert went out and 71 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 2021-12-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2021-12-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1182 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
234 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

365 
WFUS52 KFFC 312246
TORFFC
GAC211-217-297-312330-
/O.NEW.KFFC.TO.W.0046.211231T2246Z-211231T2330Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Peachtree City GA
546 PM EST Fri Dec 31 2021

The National Weather Service in Peachtree City has issued a

* Tornado Warning for...
  West central Morgan County in north central Georgia...
  South central Walton County in north central Georgia...
  Northeastern Newton County in north central Georgia...

* Until 630 PM EST.
    
* At 546 PM EST, a severe thunderstorm capable of producing a tornado
  was located over Oxford, or over Covington, moving east 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...
  Covington, Social Circle, Oxford, Rutledge, Herndonville, Almon and
  Brick Store.

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 3358 8391 3363 8393 3373 8366 3358 8358
TIME...MOT...LOC 2246Z 256DEG 20KT 3361 8388 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
3 follow-up statements
146 
WWUS52 KFFC 312303
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
603 PM EST Fri Dec 31 2021

GAC211-217-297-312330-
/O.CON.KFFC.TO.W.0046.000000T0000Z-211231T2330Z/
Morgan GA-Walton GA-Newton GA-
603 PM EST Fri Dec 31 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM EST FOR WEST
CENTRAL MORGAN...SOUTH CENTRAL WALTON AND NORTHEASTERN NEWTON
COUNTIES...
    
At 602 PM EST, a severe thunderstorm capable of producing a tornado
was located over Brick Store, or near Covington, moving east 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...
Social Circle, Rutledge and Herndonville. 

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 3361 8379 3367 8382 3373 8366 3359 8359
TIME...MOT...LOC 2302Z 256DEG 20KT 3363 8377 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
764 
WWUS52 KFFC 312316
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
616 PM EST Fri Dec 31 2021

GAC211-217-312325-
/O.CAN.KFFC.TO.W.0046.000000T0000Z-211231T2330Z/
Morgan GA-Newton GA-
616 PM EST Fri Dec 31 2021

...THE TORNADO WARNING FOR WEST CENTRAL MORGAN AND NORTHEASTERN
NEWTON COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. **! Therefore, the warning has been cancelled.

LAT...LON 3366 8363 3364 8367 3365 8373 3370 8374
      3373 8366
TIME...MOT...LOC 2315Z 256DEG 20KT 3365 8368 

$$

GAC297-312330-
/O.CON.KFFC.TO.W.0046.000000T0000Z-211231T2330Z/
Walton GA-
616 PM EST Fri Dec 31 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 630 PM EST FOR SOUTH
CENTRAL WALTON COUNTY...
    
At 615 PM EST, a confirmed tornado was located over Social Circle, or
10 miles south of Monroe, moving east at 25 mph.

HAZARD...TORNADO.

SOURCE...Weather spotters reported tornado.

IMPACT...Expect damage to mobile homes, roofs, and vehicles.

Locations impacted include...
Social Circle and Herndonville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. 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 3366 8363 3364 8367 3365 8373 3370 8374
      3373 8366
TIME...MOT...LOC 2315Z 256DEG 20KT 3365 8368 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$
054 
WWUS52 KFFC 312326
SVSFFC

Severe Weather Statement
National Weather Service Peachtree City GA
626 PM EST Fri Dec 31 2021

GAC297-312335-
/O.EXP.KFFC.TO.W.0046.000000T0000Z-211231T2330Z/
Walton GA-
626 PM EST Fri Dec 31 2021

...THE TORNADO WARNING FOR SOUTH CENTRAL WALTON COUNTY WILL EXPIRE AT
630 PM EST...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

Remember, a Tornado Warning still remains in effect for portions of 
South Eastern Walton county, near Ebenezer, until 7PM EST!

LAT...LON 3366 8363 3364 8367 3365 8373 3370 8374
      3373 8366
TIME...MOT...LOC 2325Z 256DEG 20KT 3366 8364 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 30, 7:15 PM ESTSpecial Weather StatementFFCMontgomery, Telfair, Toombs, Treutlen, Wheeler30 min
Dec 30, 7:42 PM ESTSevere Thunderstorm WarningFFCEmanuel, Montgomery, Toombs, Treutlen18 min
Dec 30, 8:35 PM ESTRiver Flood WarningFFCCoweta, Fayette, Spalding23 hr
Dec 31, 12:17 AM ESTRiver Flood WarningFFCCobb, Paulding13 hr
Dec 31, 3:48 AM ESTDense Fog AdvisoryFFCBaldwin, Banks, Barrow, Bartow, Bibb, Butts and 74 more6 hr
Dec 31, 7:35 AM ESTRiver Flood WarningFFCClayton, Fayette, Spalding13 hr
Dec 31, 7:59 AM ESTRiver Flood WarningFFCButts, Henry, Newton7 hr
Dec 31, 1:17 PM ESTRiver Flood WarningFFCClayton, Fayette, Spalding7 hr
Dec 31, 1:55 PM ESTRiver Flood WarningFFCBibb, Houston, Jones, Monroe, Twiggs4 days
Dec 31, 5:08 PM ESTSpecial Weather StatementFFCGordon52 min
Dec 31, 5:37 PM ESTTornado WarningFFCGordon, Pickens23 min
Dec 31, 6:13 PM ESTSpecial Weather StatementFFCCobb32 min
Dec 31, 6:20 PM ESTTornado WarningFFCCobb, Paulding25 min
Dec 31, 6:22 PM ESTTornado WarningFFCMorgan, Oconee, Walton24 min
Dec 31, 6:53 PM ESTSpecial Weather StatementFFCLumpkin, White52 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.