Alert archive / South Carolina / Tornado Warnings in 2017

Tornado Warning 6, NWS Columbia, SC

February 15, 2017Aiken County, Barnwell County, South Carolina

NWS Columbia, SC issued this tornado warning at Feb 15, 2017, 10:50 AM EST for Aiken County, Barnwell County, South Carolina. It was in force for 29 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: Feb 15, 2017, 10:50 AM EST (15:50 UTC)
Expired: Feb 15, 2017, 11:19 AM EST
In force: 29 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.0 in

Counties Aiken County, SC, Barnwell County, SC

What was reported inside it

Time	Report	Where	Remark
Feb 15, 11:03 AM EST	TSTM WND DMG	5 Sse Elko, SC	TREES WERE REPORTED DOWN, MAINLY IN THE VICINITY OF REYNOLDS ROAD AND ASHLEIGH ROAD. HOWEVER, IT WAS INCONCLUSIVE THAT A TORNADO TOUCHED DOWN IN THIS AREA EARLIER TODAY AS IT WAS WITHIN THE EXACT PATH OF THE TORNADO WHICH MOVED THROUGH THIS SAME AREA ON JANUAR

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

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 3.8 hours before the alert went out and 144 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1230 m above ground
0-6 km bulk shear: 69 kt
0-1 km storm-relative helicity: 180 m²/s²
0-3 km storm-relative helicity: 254 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

201 
WFUS52 KCAE 151550
TORCAE
SCC003-011-151630-
/O.NEW.KCAE.TO.W.0006.170215T1550Z-170215T1630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
1050 AM EST WED FEB 15 2017

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  Barnwell County in central South Carolina...
  South central Aiken County in central South Carolina...

* Until 1130 AM EST
    
* At 1049 AM EST, a severe thunderstorm capable of producing a
  tornado was located over Savannah River Site, moving east at 55
  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...
  Barnwell around 1105 AM EST. 

Other locations impacted by this tornadic thunderstorm include Kline,
Snelling and Hilda.

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 3316 8153 3316 8154 3314 8156 3320 8176
      3321 8177 3338 8176 3335 8122 3312 8123
      3311 8129 3311 8136
TIME...MOT...LOC 1549Z 283DEG 49KT 3327 8162 

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

$$

WRS

2 follow-up statements

053 
WWUS52 KCAE 151602
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
1102 AM EST WED FEB 15 2017

SCC003-151611-
/O.CAN.KCAE.TO.W.0006.000000T0000Z-170215T1630Z/
Aiken SC-
1102 AM EST WED FEB 15 2017

...THE TORNADO WARNING FOR SOUTH CENTRAL AIKEN COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area therefore the warning has been cancelled.

LAT...LON 3316 8153 3316 8154 3314 8156 3315 8160
      3329 8155 3337 8153 3335 8122 3312 8123
      3311 8129 3311 8136
TIME...MOT...LOC 1601Z 283DEG 49KT 3323 8142 

$$

SCC011-151630-
/O.CON.KCAE.TO.W.0006.000000T0000Z-170215T1630Z/
Barnwell SC-
1102 AM EST WED FEB 15 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1130 AM EST FOR
SOUTHEASTERN BARNWELL COUNTY...
    
At 1101 AM EST, a severe thunderstorm capable of producing a tornado
was located near Barnwell, moving east at 55 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 tornadic thunderstorm will remain over mainly rural areas of
southeastern Barnwell County, including the following locations:
Kline, Snelling and Hilda.

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 3316 8153 3316 8154 3314 8156 3315 8160
      3329 8155 3337 8153 3335 8122 3312 8123
      3311 8129 3311 8136
TIME...MOT...LOC 1601Z 283DEG 49KT 3323 8142 

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

$$

WRS

230 
WWUS52 KCAE 151619
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
1119 AM EST WED FEB 15 2017

SCC011-151628-
/O.CAN.KCAE.TO.W.0006.000000T0000Z-170215T1630Z/
Barnwell SC-
1119 AM EST WED FEB 15 2017

...THE TORNADO WARNING FOR SOUTHEASTERN BARNWELL COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has weakened 
therefore the warning has been cancelled.

LAT...LON 3316 8153 3316 8154 3314 8156 3315 8160
      3329 8155 3337 8153 3335 8122 3312 8123
      3311 8129 3311 8136
TIME...MOT...LOC 1616Z 283DEG 49KT 3318 8114 

$$

WRS

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 15, 7:59 AM EST	Special Weather Statement	CAE	Edgefield, McCormick, Saluda	46 min
Feb 15, 8:38 AM EST	Special Weather Statement	CAE	Edgefield	52 min
Feb 15, 8:57 AM EST	Special Weather Statement	CAE	Lexington, Richland	63 min
Feb 15, 9:07 AM EST	Special Weather Statement	CAE	Aiken	38 min
Feb 15, 10:06 AM EST	Special Weather Statement	CAE	Bamberg, Barnwell, Calhoun, Clarendon, Orangeburg, Sumter	54 min
Feb 15, 10:35 AM EST	Severe Thunderstorm Warning	CAE	Calhoun, Clarendon, Orangeburg, Sumter	40 min
Feb 15, 11:09 AM EST	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	54 min
Feb 15, 11:38 AM EST	Tornado Warning	CAE	Bamberg, Orangeburg	16 min
Feb 15, 11:49 AM EST	Severe Thunderstorm Warning	CAE	Clarendon, Orangeburg	26 min

Nearby

Tornado Warnings in South Carolina, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.