Alert archive / Georgia / Tornado Warnings in 2021

Tornado Warning 2, NWS Columbia, SC

January 1, 2021Columbia County, Lincoln County, Georgia; Edgefield County, McCormick County, South Carolina

NWS Columbia, SC issued this tornado warning at Jan 1, 2021, 5:28 PM EST for Columbia County, Lincoln County, Georgia; Edgefield County, McCormick County, South Carolina. It was in force for 32 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jan 1, 2021, 5:28 PM EST (22:28 UTC)
Expired: Jan 1, 2021, 6:00 PM EST
In force: 32 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Columbia County, GA, Lincoln County, GA, Edgefield County, SC, McCormick County, SC

The radar

The Columbia radar (KCAE), 99 km from the middle of the area, began a volume at 22:29 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.

What was reported inside it

Time	Report	Where	Remark
Jan 1, 5:48 PM EST	FUNNEL CLOUD	2 W Clarks Hill, SC	SKWARN SPOTTER REPORTED ROTATING WALL CLOUD WITH INFLOW OVER CLARKS HILL DAM.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
Jan 1, 3:27 PM EST	Tornado Watch	SPC	5 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 10.5 hours before the alert went out and 219 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: 392 J/kg
Mixed-layer CIN: -10 J/kg
Mixed-layer LCL: 594 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 116 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.8

Open this sounding in Storm Lab

The text

As transmitted.

713 
WFUS52 KCAE 012228
TORCAE
GAC073-181-SCC037-065-012300-
/O.NEW.KCAE.TO.W.0002.210101T2228Z-210101T2300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
528 PM EST Fri Jan 1 2021

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  North central Columbia County in east central Georgia...
  Southeastern Lincoln County in east central Georgia...
  West central Edgefield County in central South Carolina...
  Southeastern McCormick County in central South Carolina...

* Until 600 PM EST.
    
* At 527 PM EST, a severe thunderstorm capable of producing a tornado
  was located near Mistletoe State Park, or 13 miles northwest of
  Evans, 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.

* This dangerous storm will be near...
  Clarks Hill Recreation Area, J. Strom Thurmond Dam and Hamilton 
  Branch State Park around 540 PM EST.

Other locations impacted by this tornadic thunderstorm include Lick
Fork Campground, Modoc, Lost Wilderness Fire Station, Mt Vintage,
Scott's Landing, Modoc Campground, Wildwood Park, Modoc Boat Ramp,
Clarks Hill and Colliers.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! If you are outdoors, in a mobile home, or in a
vehicle, move to an interior room or closet on the lowest floor of a
sturdy building immediately.

Report tornadoes, large hail, damaging winds or flooding directly to 
the Columbia National Weather Service by Facebook or Twitter to 
NWSColumbia or by e-mail at NWS.Columbia@noaa.gov.

This Tornado Warning includes portions of Lake Strom Thurmond.
Boaters, move to shore and take shelter on the lowest floor of the
closest sturdy building!

&&

LAT...LON 3362 8231 3371 8234 3387 8196 3368 8184
TIME...MOT...LOC 2227Z 252DEG 26KT 3367 8230 

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

$$

HC

1 follow-up statement

178 
WWUS52 KCAE 012252
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
552 PM EST Fri Jan 1 2021

GAC073-181-SCC037-065-012301-
/O.EXP.KCAE.TO.W.0002.000000T0000Z-210101T2300Z/
Columbia GA-Lincoln GA-Edgefield SC-McCormick SC-
552 PM EST Fri Jan 1 2021

...THE TORNADO WARNING FOR NORTH CENTRAL COLUMBIA...SOUTHEASTERN
LINCOLN...WEST CENTRAL EDGEFIELD AND SOUTHEASTERN MCCORMICK COUNTIES
WILL EXPIRE AT 600 PM EST...
                
The storm which prompted the warning has weakened.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible.

A Tornado Watch remains in effect until 800 PM EST for east central
Georgia...and central South Carolina.

LAT...LON 3362 8231 3371 8234 3387 8196 3368 8184
TIME...MOT...LOC 2251Z 249DEG 43KT 3378 8199 

$$

HC

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 31, 10:10 PM EST	Dense Fog Advisory	CAE	Burke, Columbia, Lincoln, McDuffie, Richmond	10 hr
Jan 1, 3:35 PM EST	Flash Flood Watch	CAE	Burke, Columbia, Lincoln, McDuffie, Richmond	34 hr
Jan 1, 4:50 PM EST	Special Weather Statement	CAE	Lincoln	40 min
Jan 1, 4:59 PM EST	Tornado Warning	CAE	Columbia, Lincoln, McDuffie	31 min
Jan 1, 6:45 PM EST	Special Weather Statement	CAE	Richmond	60 min
Jan 1, 4:24 PM EST	River Flood Warning	CAE	Calhoun, Richland	9 days
Jan 1, 4:24 PM EST	River Flood Warning	CAE	Calhoun, Lexington, Richland	5 days
Jan 1, 4:24 PM EST	River Flood Advisory	CAE	Lexington, Richland	4 days
Jan 1, 4:38 PM EST	Special Weather Statement	CAE	Newberry	52 min
Jan 1, 6:20 PM EST	Special Weather Statement	CAE	Lexington	40 min
Jan 1, 6:34 PM EST	Areal Flood Advisory	CAE	Aiken, Edgefield, Fairfield, Lexington, McCormick, Newberry and 2 more	3 hr
Jan 1, 6:47 PM EST	Areal Flood Advisory	CAE	Calhoun, Kershaw, Lexington, Richland	3 hr

Nearby

Tornado Warnings in Georgia, 2021 Tornado Warnings in South Carolina, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.