Alert archive / Georgia / Tornado Warnings in 2021

Tornado Warning 14, NWS Charleston, SC

December 30, 2021Evans County, Tattnall County, Georgia

NWS Charleston, SC issued this tornado warning at Dec 30, 2021, 5:05 PM EST for Evans County, Tattnall County, Georgia. It was in force for 25 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 30, 2021, 5:05 PM EST (22:05 UTC)
Expired: Dec 30, 2021, 5:30 PM EST
In force: 25 min
Issued by: NWS Charleston, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Evans County, GA, Tattnall County, GA

The radar

The Charleston,SC radar (KCLX), 110 km from the middle of the area, began a volume at 22:04 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.

Issued	Product	Office	Lasted
Dec 30, 2:05 PM EST	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Jacksonville, FL (KJAX), launched 12:00Z, 10.1 hours before the alert went out and 174 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 35 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 724 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 124 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

386 
WFUS52 KCHS 302205
TORCHS
GAC109-267-302230-
/O.NEW.KCHS.TO.W.0014.211230T2205Z-211230T2230Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Charleston SC
505 PM EST Thu Dec 30 2021

The National Weather Service in Charleston has issued a

* Tornado Warning for portions of...
  Evans County in southeastern Georgia...
  Tattnall County in southeastern Georgia...

* Until 530 PM EST.
    
* At 505 PM EST, a severe thunderstorm capable of producing a tornado
  was located over Mendes, moving east at 30 mph.

  HAZARD...Tornado and quarter size hail.

  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:
  Glennville and Mendes. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so.

&&

LAT...LON 3204 8211 3208 8198 3210 8194 3210 8187
      3204 8178 3191 8198
TIME...MOT...LOC 2205Z 260DEG 25KT 3200 8195 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

NED

2 follow-up statements

713 
WWUS52 KCHS 302212
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
512 PM EST Thu Dec 30 2021

GAC109-267-302230-
/O.CON.KCHS.TO.W.0014.000000T0000Z-211230T2230Z/
Evans GA-Tattnall GA-
512 PM EST Thu Dec 30 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 530 PM EST FOR PORTIONS
OF EVANS AND TATTNALL COUNTIES...
    
At 512 PM EST, a severe thunderstorm capable of producing a tornado
was located near Glennville, moving east at 30 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: 
Glennville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Report damage directly to the Charleston National Weather Service at
888-383-2024 when it is safe to do so.

&&

LAT...LON 3200 8196 3204 8194 3207 8192 3208 8187
      3204 8178 3194 8193
TIME...MOT...LOC 2212Z 272DEG 27KT 3199 8188 

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

$$

NED

179 
WWUS52 KCHS 302223
SVSCHS

Severe Weather Statement
National Weather Service Charleston SC
523 PM EST Thu Dec 30 2021

GAC109-267-302233-
/O.EXP.KCHS.TO.W.0014.000000T0000Z-211230T2230Z/
Evans GA-Tattnall GA-
523 PM EST Thu Dec 30 2021

...THE TORNADO WARNING FOR PORTIONS OF EVANS AND TATTNALL COUNTIES
WILL EXPIRE AT 530 PM EST...
        
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

LAT...LON 3200 8196 3204 8194 3207 8192 3208 8187
      3204 8178 3194 8193
TIME...MOT...LOC 2223Z 260DEG 25KT 3200 8180 

$$

NED

The office that day

Everything else NWS Charleston, SC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 30, 2:56 PM EST	Special Weather Statement	CHS	Tattnall	34 min
Dec 30, 3:14 PM EST	Special Weather Statement	CHS	Evans	31 min
Dec 30, 4:39 PM EST	Special Weather Statement	CHS	Tattnall	36 min
Dec 30, 5:23 PM EST	Special Weather Statement	CHS	Evans	37 min

Nearby

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