Alert archive / South Carolina / Tornado Warnings in 2017

Tornado Warning 15, NWS Columbia, SC

April 5, 2017Lexington County, South Carolina

NWS Columbia, SC issued this tornado warning at Apr 5, 2017, 1:56 PM EDT for Lexington County, South Carolina. It was in force for 34 min. 6 reports 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
Apr 5, 2017, 1:56 PM EDT (17:56 UTC)
Expired
Apr 5, 2017, 2:30 PM EDT
In force
34 min
Issued by
NWS Columbia, SC
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.5 in

County Lexington County, SC

The radar

The Columbia radar (KCAE), 2 km from the middle of the area, began a volume at 17:57 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

TimeReportWhereRemark
Apr 5, 2:09 PM EDTTSTM WND DMG1 S Lexington, SCSOCIAL MEDIA PICTURE THROUGH BROADCAST MEDIA OF A TREE DOWN ACROSS RAILROAD AVENUE IN LEXINGTON.
Apr 5, 2:18 PM EDTHAIL 1.752 Se Lexington, SC
Apr 5, 2:20 PM EDTHAIL 1.751 Wsw Springdale, SCPUBLIC REPORTED GOLF BALL SIZE HAIL AT THE ENTERPRISE CAR LOT NEAR THE COLUMBIA METROPOLITAN AIRPORT.
Apr 5, 2:21 PM EDTTSTM WND DMG3 Ene Lexington, SCTREE DOWN BLOCKING ROADWAY DOGWOOD TRAIL AT WOODSIDE ROAD.
Apr 5, 2:22 PM EDTTSTM WND DMG1 Wsw Springdale, SCREPORTED A COUPLE SMALL TREES DOWN NEAR THE PLATT SPRINGS ROAD ENTRANCE TO THE COLUMBIA METRO AIRPORT.
Apr 5, 2:23 PM EDTTSTM WND GST 681 Ssw Springdale, SC68 MPH WIND GUST RECORDED AT THE COLUMBIA METROPOLITAN AIRPORT (KCAE) ASOS.

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.

IssuedProductOfficeLasted
Apr 5, 12:54 PM EDTTornado Watch PDSSPC10 hr

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 5.9 hours before the alert went out and 154 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-pSkew-T log-p diagram, Charleston AFB, SC at 12:00Z on 2017-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 626 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Charleston AFB, SC at 12:00Z on 2017-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
626 J/kg
Mixed-layer CIN
-105 J/kg
Mixed-layer LCL
862 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

788 
WFUS52 KCAE 051756
TORCAE
SCC063-051830-
/O.NEW.KCAE.TO.W.0015.170405T1756Z-170405T1830Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Columbia SC
156 PM EDT WED APR 5 2017

The National Weather Service in Columbia has issued a

* Tornado Warning for...
  Central Lexington County in central South Carolina...

* Until 230 PM EDT
    
* At 155 PM EDT, a severe thunderstorm capable of producing a tornado
  was located 7 miles west of Red Bank, moving east at 35 mph.

  HAZARD...Tornado and ping pong ball 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...
  Lexington, West Columbia, Columbia Municipal Airport, Cayce, 
  Springdale, Red Bank, Oak Grove, St. Andrews, South Congaree, Pine 
  Ridge, Gilbert, Summit and Seven Oaks.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. 

&&

LAT...LON 3386 8104 3385 8141 3396 8142 3406 8112
      3401 8109 3401 8107 3400 8105 3393 8102
      3392 8103 3391 8101 3388 8102 3388 8101
TIME...MOT...LOC 1755Z 257DEG 29KT 3391 8136 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

JAQ
3 follow-up statements
246 
WWUS52 KCAE 051804
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
204 PM EDT WED APR 5 2017

SCC063-051830-
/O.CON.KCAE.TO.W.0015.000000T0000Z-170405T1830Z/
Lexington SC-
204 PM EDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM EDT FOR CENTRAL
LEXINGTON COUNTY...
    
At 203 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Red Bank, moving east at 35 mph.

HAZARD...Tornado and ping pong ball 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...
Lexington, West Columbia, Cayce, Springdale, Red Bank, Oak Grove, St.
Andrews, South Congaree, Pine Ridge and Seven Oaks.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. 

&&

LAT...LON 3386 8104 3387 8132 3398 8132 3406 8112
      3401 8109 3401 8107 3400 8105 3393 8102
      3392 8103 3391 8101 3388 8102 3388 8101
TIME...MOT...LOC 1803Z 257DEG 30KT 3392 8127 

TORNADO...RADAR INDICATED
HAIL...1.50IN

$$

JAQ
217 
WWUS52 KCAE 051814
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
214 PM EDT WED APR 5 2017

SCC063-051830-
/O.CON.KCAE.TO.W.0015.000000T0000Z-170405T1830Z/
Lexington SC-
214 PM EDT WED APR 5 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 230 PM EDT FOR EAST
CENTRAL LEXINGTON COUNTY...
    
At 214 PM EDT, a severe thunderstorm capable of producing a tornado
was located over South Congaree, or near Oak Grove, moving east at 35
mph.

HAZARD...Tornado and half dollar 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...
Lexington, West Columbia, Cayce, Springdale, Red Bank, Oak Grove,
South Congaree and Pine Ridge.

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.

Heavy rainfall may hide this tornado. Do not wait to see or hear the
tornado. 

&&

LAT...LON 3387 8126 3397 8124 3401 8109 3401 8107
      3400 8105 3393 8102 3392 8103 3391 8101
      3388 8102 3388 8101 3386 8104
TIME...MOT...LOC 1814Z 257DEG 29KT 3394 8116 

TORNADO...RADAR INDICATED
HAIL...1.25IN

$$

JAQ
517 
WWUS52 KCAE 051824
SVSCAE

Severe Weather Statement
National Weather Service Columbia SC
224 PM EDT WED APR 5 2017

SCC063-051832-
/O.EXP.KCAE.TO.W.0015.000000T0000Z-170405T1830Z/
Lexington SC-
224 PM EDT WED APR 5 2017

...THE TORNADO WARNING FOR EAST CENTRAL LEXINGTON COUNTY WILL EXPIRE
AT 230 PM EDT...
        
The storm which prompted the warning will be allowed to expire at 
230 PM. However large hail, damaging winds and heavy rain are still 
possible with this thunderstorm and a severe thunderstorm warning 
remains in effect until 3:15 PM.

In addition, a tornado watch remains in effect until 800 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 3387 8126 3397 8124 3401 8109 3401 8107
      3400 8105 3393 8102 3392 8103 3391 8101
      3388 8102 3388 8101 3386 8104
TIME...MOT...LOC 1822Z 257DEG 29KT 3395 8108 

$$

JAQ

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 4:12 AM EDTFlash Flood WatchCAEAiken, Edgefield, Lexington, McCormick, Richland, Saluda and 1 more16 hr
Apr 5, 8:57 AM EDTSpecial Weather StatementCAELexington63 min
Apr 5, 12:03 PM EDTSevere Thunderstorm WarningCAEMcCormick57 min
Apr 5, 12:48 PM EDTSevere Thunderstorm WarningCAEFairfield, Newberry, Saluda42 min
Apr 5, 12:58 PM EDTSevere Thunderstorm WarningCAEEdgefield, McCormick, Saluda47 min
Apr 5, 1:17 PM EDTTornado WarningCAEEdgefield, Lexington, Saluda43 min
Apr 5, 1:36 PM EDTSevere Thunderstorm WarningCAEAiken, Edgefield, Lexington, Saluda39 min
Apr 5, 1:41 PM EDTSevere Thunderstorm WarningCAELexington, Newberry, Saluda49 min
Apr 5, 2:01 PM EDTSevere Thunderstorm WarningCAELexington29 min
Apr 5, 2:05 PM EDTSevere Thunderstorm WarningCAEEdgefield, McCormick40 min
Apr 5, 2:17 PM EDTSevere Thunderstorm WarningCAECalhoun, Lexington, Richland58 min
Apr 5, 2:32 PM EDTFlash Flood WarningCAELexington, Richland118 min
Apr 5, 2:32 PM EDTSevere Thunderstorm WarningCAEAiken, Barnwell, Orangeburg58 min
Apr 5, 2:37 PM EDTAreal Flood AdvisoryCAEAiken, Edgefield, Lexington, Newberry, Richland, Saluda113 min
Apr 5, 2:39 PM EDTSevere Thunderstorm WarningCAEAiken, Edgefield, McCormick, Saluda48 min
Apr 5, 2:43 PM EDTWind AdvisoryCAEAiken, Bamberg, Barnwell, Calhoun, Chesterfield, Clarendon and 10 more30 hr
Apr 5, 2:47 PM EDTSevere Thunderstorm WarningCAEBamberg43 min
Apr 5, 2:48 PM EDTTornado WarningCAERichland25 min
Apr 5, 3:12 PM EDTSevere Thunderstorm WarningCAELee, Richland, Sumter63 min
Apr 5, 3:16 PM EDTSevere Thunderstorm WarningCAELexington29 min
Apr 5, 3:25 PM EDTSevere Thunderstorm WarningCAECalhoun, Lexington, Orangeburg65 min
Apr 5, 3:33 PM EDTAreal Flood AdvisoryCAEAiken, Calhoun, Kershaw, Lexington, Richland, Sumter117 min
Apr 5, 3:43 PM EDTSevere Thunderstorm WarningCAEAiken, Bamberg, Barnwell, Orangeburg62 min
Apr 5, 3:47 PM EDTSevere Thunderstorm WarningCAEOrangeburg28 min
Apr 5, 3:49 PM EDTRiver Flood WarningCAEEdgefield, McCormick67 hr
Apr 5, 3:55 PM EDTTornado WarningCAEOrangeburg38 min
Apr 5, 4:04 PM EDTSevere Thunderstorm WarningCAECalhoun, Clarendon, Orangeburg, Sumter41 min
Apr 5, 4:17 PM EDTSevere Thunderstorm WarningCAEClarendon, Kershaw, Lee, Richland, Sumter43 min
Apr 5, 4:50 PM EDTAreal Flood AdvisoryCAEOrangeburg55 min
Apr 5, 5:10 PM EDTRiver Flood WarningCAEOrangeburg24 hr
Apr 5, 5:37 PM EDTSpecial Weather StatementCAEClarendon23 min

Nearby

Tornado Warnings in South Carolina, 2017Every tornado warning in 2017Tornadoes 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; radar from the NEXRAD Level II archive.