Alert archive / South Carolina / Tornado Warnings in 2019

Tornado Warning 20, NWS Columbia, SC

October 31, 2019Aiken County, Edgefield County, McCormick County, South Carolina; Columbia County, Richmond County, Georgia

NWS Columbia, SC issued this tornado warning at Oct 31, 2019, 4:43 PM EDT for Aiken County, Edgefield County, McCormick County, South Carolina; Columbia County, Richmond County, Georgia. 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: Oct 31, 2019, 4:43 PM EDT (20:43 UTC)
Expired: Oct 31, 2019, 5:15 PM EDT
In force: 32 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Columbia County, GA, Richmond County, GA, Aiken County, SC, Edgefield County, SC, McCormick County, SC

The radar

The Columbia radar (KCAE), 97 km from the middle of the area, began a volume at 20:45 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
Oct 31, 5:10 PM EDT	FUNNEL CLOUD	Murphys Estates, SC	EDGEFIELD EMERGENCY MANAGER RELAYED A REPORT THAT TWO FIRE FIGHTERS OBSERVED A FUNNEL CLOUD NEAR MURPHYS VILLAGE.

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
Oct 31, 3:54 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 8.7 hours before the alert went out and 206 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: 861 J/kg
Mixed-layer CIN: -6 J/kg
Mixed-layer LCL: 680 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 78 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.3

Open this sounding in Storm Lab

The text

As transmitted.

864 
WFUS52 KCAE 312043
TORCAE
GAC073-245-SCC003-037-065-312115-
/O.NEW.KCAE.TO.W.0020.191031T2043Z-191031T2115Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
443 PM EDT Thu Oct 31 2019

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  East central Columbia County in east central Georgia...
  North central Richmond County in east central Georgia...
  Southwestern Edgefield County in central South Carolina...
  West central Aiken County in central South Carolina...
  Southeastern McCormick County in central South Carolina...

* Until 515 PM EDT.
    
* At 442 PM EDT, a severe thunderstorm capable of producing a tornado
  was located over Evans, moving northeast at 35 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...
  Augusta National Golf Club around 455 PM EDT.
  North Augusta and Belvedere around 505 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Poverty Hill, Blanchard Park, Savannah Bluffs Heritage Preserve,
Savannah Rapids Park, Westmont, Vaucluse, River Island, Westport,
Eisenhower Park and Riverside Park.

This includes the following highways...
 Interstate 20 in Georgia between mile markers 189 and 192, and
between mile markers 194 and 201.
 Interstate 20 in South Carolina between mile markers 0 and 13.
 Interstate 520 in South Carolina between mile markers 20 and 23.

LAT...LON 3347 8221 3357 8223 3377 8190 3354 8176
TIME...MOT...LOC 2042Z 235DEG 33KT 3353 8218 

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

$$

CJR

3 follow-up statements

315 
WWUS52 KCAE 312052
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
452 PM EDT Thu Oct 31 2019

GAC245-312102-
/O.CAN.KCAE.TO.W.0020.000000T0000Z-191031T2115Z/
Richmond GA-
452 PM EDT Thu Oct 31 2019

...THE TORNADO WARNING FOR NORTH CENTRAL RICHMOND COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
east central Georgia...and central South Carolina.

LAT...LON 3364 8212 3377 8190 3360 8179 3354 8202
      3355 8203 3353 8204 3351 8213 3359 8217
TIME...MOT...LOC 2052Z 235DEG 33KT 3358 8209 

$$

GAC073-SCC003-037-065-312115-
/O.CON.KCAE.TO.W.0020.000000T0000Z-191031T2115Z/
Columbia GA-Edgefield SC-Aiken SC-McCormick SC-
452 PM EDT Thu Oct 31 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR EAST
CENTRAL COLUMBIA...SOUTHWESTERN EDGEFIELD...WEST CENTRAL AIKEN AND
SOUTHEASTERN MCCORMICK COUNTIES...
    
At 452 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Evans, moving northeast at 40 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...
  North Augusta around 500 PM EDT.
  Edgefield around 515 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Westport, Riverside Park, Evans Medical Center, Stevens Creek Public
Park, Poverty Hill, Murphys Estates, Ninety Nine Islands, Mt Vintage,
Savannah Rapids Park and German Island.

This includes Interstate 20 in South Carolina between mile markers 5
and 13.
 
LAT...LON 3364 8212 3377 8190 3360 8179 3354 8202
      3355 8203 3353 8204 3351 8213 3359 8217
TIME...MOT...LOC 2052Z 235DEG 33KT 3358 8209 

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

$$

CJR

725 
WWUS52 KCAE 312100
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
500 PM EDT Thu Oct 31 2019

GAC073-SCC065-312110-
/O.CAN.KCAE.TO.W.0020.000000T0000Z-191031T2115Z/
Columbia GA-McCormick SC-
500 PM EDT Thu Oct 31 2019

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

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
east central Georgia...and central South Carolina.

LAT...LON 3363 8210 3365 8210 3377 8190 3360 8179
      3354 8202 3358 8207 3358 8209 3360 8211
TIME...MOT...LOC 2100Z 235DEG 33KT 3362 8202 

$$

SCC003-037-312115-
/O.CON.KCAE.TO.W.0020.000000T0000Z-191031T2115Z/
Edgefield SC-Aiken SC-
500 PM EDT Thu Oct 31 2019

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 515 PM EDT FOR
SOUTHWESTERN EDGEFIELD AND WEST CENTRAL AIKEN COUNTIES...
    
At 500 PM EDT, a severe thunderstorm capable of producing a tornado
was located 7 miles northwest of Belvedere, moving northeast at 40
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...
  Edgefield around 520 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Stevens Creek Public Park, Poverty Hill, Murphys Estates, Forks
Campground, Mt Vintage, Vaucluse, Murphy Village and Ninety Nine
Islands.

This includes Interstate 20 in South Carolina between mile markers 5
and 13.
 
LAT...LON 3363 8210 3365 8210 3377 8190 3360 8179
      3354 8202 3358 8207 3358 8209 3360 8211
TIME...MOT...LOC 2100Z 235DEG 33KT 3362 8202 

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

$$

CJR

529 
WWUS52 KCAE 312114
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
514 PM EDT Thu Oct 31 2019

SCC003-037-312122-
/O.EXP.KCAE.TO.W.0020.000000T0000Z-191031T2115Z/
Edgefield SC-Aiken SC-
514 PM EDT Thu Oct 31 2019

...THE TORNADO WARNING FOR SOUTHWESTERN EDGEFIELD AND WEST CENTRAL
AIKEN COUNTIES WILL EXPIRE AT 515 PM EDT...
    
The tornado threat has diminished and the Tornado Warning has been 
cancelled. However, damaging winds remain likely and a Severe 
Thunderstorm Warning remains in effect for the area.

A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
east central Georgia...and central South Carolina.

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

Remember, a Severe Thunderstorm Warning still remains in effect. 

LAT...LON 3363 8210 3365 8210 3377 8190 3360 8179
      3354 8202 3358 8207 3358 8209 3360 8211
TIME...MOT...LOC 2112Z 235DEG 33KT 3368 8191 

$$

fwa

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 31, 11:32 AM EDT	Lake Wind Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 11 more	14 hr
Oct 31, 3:35 PM EDT	Special Weather Statement	CAE	McCormick	25 min
Oct 31, 4:20 PM EDT	Special Weather Statement	CAE	Edgefield, McCormick, Saluda	55 min
Oct 31, 4:38 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield, Saluda	52 min
Oct 31, 4:43 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, McCormick	47 min
Oct 31, 5:21 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Lexington, Newberry, Richland, Saluda	54 min
Oct 31, 5:25 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell, Edgefield, Lexington, Saluda	65 min
Oct 31, 5:44 PM EDT	Special Weather Statement	CAE	Lancaster	46 min
Oct 31, 5:59 PM EDT	Tornado Warning	CAE	Lexington, Richland	31 min
Oct 31, 6:12 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Fairfield, Kershaw, Lancaster, Lexington, Richland	48 min
Oct 31, 6:33 PM EDT	Special Weather Statement	CAE	Bamberg, Barnwell, Calhoun, Orangeburg	42 min
Oct 31, 6:46 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Calhoun, Orangeburg, Richland	44 min
Oct 31, 6:53 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lancaster, Lee, Sumter	82 min
Oct 31, 7:27 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Lee, Orangeburg, Sumter	63 min

Nearby

Tornado Warnings in South Carolina, 2019 Tornado Warnings in Georgia, 2019 Every tornado warning in 2019 Tornadoes in 2019

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.