Alert archive / South Carolina / Tornado Warnings in 2017

Tornado Warning 10, NWS Columbia, SC

April 3, 2017Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia

NWS Columbia, SC issued this tornado warning at Apr 3, 2017, 3:31 PM EDT for Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia. It was in force for 29 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: Apr 3, 2017, 3:31 PM EDT (19:31 UTC)
Expired: Apr 3, 2017, 4:00 PM EDT
In force: 29 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

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

The radar

The Columbia radar (KCAE), 91 km from the middle of the area, began a volume at 19:34 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
Apr 3, 2:07 PM EDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 7.5 hours before the alert went out and 221 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: 1059 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

427 
WFUS52 KCAE 031931
TORCAE
GAC181-SCC037-065-032000-
/O.NEW.KCAE.TO.W.0010.170403T1931Z-170403T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
331 PM EDT MON APR 3 2017

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  East central Lincoln County in east central Georgia...
  Northern Edgefield County in central South Carolina...
  Southeastern McCormick County in central South Carolina...

* Until 400 PM EDT
    
* At 331 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 11 miles southeast of McCormick, or 17 miles north of
  Evans, moving northeast at 55 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. 

* This dangerous storm will be near...
  Edgefield around 350 PM EDT. 
  Johnston around 355 PM EDT. 

Other locations impacted by this tornadic thunderstorm include Plum
Branch, Parksville, Modoc and Clarks Hill.

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 3388 8240 3398 8212 3398 8205 3395 8204
      3398 8195 3398 8190 3389 8187 3386 8183
      3384 8173 3365 8220 3369 8222 3369 8224
      3368 8227 3369 8228
TIME...MOT...LOC 1931Z 239DEG 49KT 3376 8221 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

fwa

2 follow-up statements

713 
WWUS52 KCAE 031946
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
346 PM EDT MON APR 3 2017

GAC181-SCC065-031955-
/O.CAN.KCAE.TO.W.0010.000000T0000Z-170403T2000Z/
Lincoln GA-McCormick SC-
346 PM EDT MON APR 3 2017

...THE TORNADO WARNING FOR EAST CENTRAL LINCOLN 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 tornado watch remains in effect until 900 PM EDT for central South
Carolina.

LAT...LON 3389 8187 3386 8183 3384 8173 3371 8206
      3380 8207 3392 8188
TIME...MOT...LOC 1945Z 239DEG 49KT 3386 8200 

$$

SCC037-032000-
/O.CON.KCAE.TO.W.0010.000000T0000Z-170403T2000Z/
Edgefield SC-
346 PM EDT MON APR 3 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR CENTRAL
EDGEFIELD COUNTY...
    
At 345 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Edgefield, or 22 miles north of Belvedere, moving
northeast at 55 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. 

This dangerous storm will be near...
  Johnston 

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 3389 8187 3386 8183 3384 8173 3371 8206
      3380 8207 3392 8188
TIME...MOT...LOC 1945Z 239DEG 49KT 3386 8200 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

JAQ

842 
WWUS52 KCAE 031959
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
359 PM EDT MON APR 3 2017

SCC037-032007-
/O.EXP.KCAE.TO.W.0010.000000T0000Z-170403T2000Z/
Edgefield SC-
359 PM EDT MON APR 3 2017

...THE TORNADO WARNING FOR CENTRAL EDGEFIELD COUNTY WILL EXPIRE AT
400 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire.

Remember, a Severe Thunderstorm Warning still remains in effect for 
Edgefield County until 430 PM and a tornado watch remains in effect 
until 900 PM EDT for central South Carolina.

Report large hail...
damaging winds or flooding to local law enforcement. Send reports by 
Facebook or Twitter to NWSColumbia, e-mail us at caewx@noaa.gov or 
call 803-234-4115.


LAT...LON 3389 8187 3386 8183 3384 8173 3371 8206
      3380 8207 3392 8188
TIME...MOT...LOC 1957Z 239DEG 49KT 3394 8184 

$$

JAQ

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 3, 3:52 AM EDT	Lake Wind Advisory	CAE	Aiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more	20 hr
Apr 3, 12:06 PM EDT	Special Weather Statement	CAE	Edgefield, McCormick	24 min
Apr 3, 1:42 PM EDT	Special Weather Statement	CAE	Aiken	33 min
Apr 3, 2:20 PM EDT	Areal Flood Advisory	CAE	Lexington, Richland	48 hr
Apr 3, 2:27 PM EDT	Areal Flood Advisory	CAE	Lexington, Richland	2 hr
Apr 3, 2:47 PM EDT	Severe Thunderstorm Warning	CAE	McCormick	58 min
Apr 3, 3:07 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	53 min
Apr 3, 3:17 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Newberry, Saluda	58 min
Apr 3, 3:28 PM EDT	Severe Thunderstorm Warning	CAE	Edgefield	62 min
Apr 3, 3:42 PM EDT	Special Weather Statement	CAE	Kershaw	33 min
Apr 3, 3:42 PM EDT	Tornado Warning	CAE	Barnwell	48 min
Apr 3, 3:57 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell, Lexington	33 min
Apr 3, 4:10 PM EDT	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Lancaster	65 min
Apr 3, 4:12 PM EDT	Areal Flood Advisory	CAE	Lexington, Richland	3 hr
Apr 3, 4:15 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Lexington, Newberry, Richland, Saluda	45 min
Apr 3, 4:18 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Calhoun, Orangeburg	42 min
Apr 3, 4:32 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Barnwell	28 min
Apr 3, 4:33 PM EDT	Tornado Warning	CAE	Lexington	26 min
Apr 3, 4:51 PM EDT	Flash Flood Warning	CAE	Richland	114 min
Apr 3, 4:51 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw, Lee, Sumter	54 min
Apr 3, 4:55 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw, Lee, Richland, Sumter	50 min
Apr 3, 4:57 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Calhoun, Clarendon, Orangeburg	48 min
Apr 3, 5:01 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Kershaw, Richland	33 min
Apr 3, 5:11 PM EDT	Tornado Warning	CAE	Calhoun, Sumter	34 min
Apr 3, 5:45 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield	15 min
Apr 3, 5:46 PM EDT	Severe Thunderstorm Warning	CAE	Clarendon, Lee, Orangeburg, Sumter	29 min
Apr 3, 2:34 PM EDT	Special Weather Statement	CAE	Burke	26 min
Apr 3, 2:41 PM EDT	Tornado Warning	CAE	Burke	34 min

Nearby

Tornado Warnings in South Carolina, 2017 Tornado Warnings in Georgia, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.