Alert archive / South Carolina / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 159, NWS Columbia, SC

July 19, 2016Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Jul 19, 2016, 4:59 PM EDT for Edgefield County, McCormick County, South Carolina; Lincoln County, Georgia. It was in force for 31 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: Jul 19, 2016, 4:59 PM EDT (20:59 UTC)
Expired: Jul 19, 2016, 5:30 PM EDT
In force: 31 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 0.88 in
Wind: 60.0 mph

Counties 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 21:00 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 nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.0 hours before the alert went out and 220 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: 1145 J/kg
Mixed-layer CIN: -62 J/kg
Mixed-layer LCL: 1195 m above ground
0-6 km bulk shear: 7 kt
0-1 km storm-relative helicity: -23 m²/s²
0-3 km storm-relative helicity: -8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

971 
WUUS52 KCAE 192059
SVRCAE
GAC181-SCC037-065-192130-
/O.NEW.KCAE.SV.W.0159.160719T2059Z-160719T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
459 PM EDT TUE JUL 19 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN LINCOLN COUNTY IN EAST CENTRAL GEORGIA...
  WESTERN EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA...
  SOUTHEASTERN MCCORMICK COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 530 PM EDT

* AT 457 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED 10 MILES WEST OF
  EDGEFIELD...OR 21 MILES NORTH OF MARTINEZ...MOVING SOUTH AT 5 MPH.

  HAZARD...60 MPH WIND GUSTS AND NICKEL SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  EDGEFIELD...PARKSVILLE...PLUM BRANCH...MODOC AND CLARKS HILL. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

HAIL AND DAMAGING WINDS AND CONTINUOUS CLOUD TO GROUND LIGHTNING IS
OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
LIGHTNING IS ONE OF NATURE'S LEADING KILLERS. REMEMBER...IF YOU CAN
HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING.

&&

LAT...LON 3392 8224 3388 8193 3362 8189 3361 8192
      3366 8220 3369 8222 3369 8224 3368 8228
      3369 8229 3370 8233
TIME...MOT...LOC 2057Z 005DEG 5KT 3383 8211 

HAIL...0.88IN
WIND...60MPH
 
$$

HC

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 18, 8:05 PM EDT	Special Weather Statement	CAE	Richland	40 min
Jul 19, 2:08 PM EDT	Special Weather Statement	CAE	Chesterfield	37 min
Jul 19, 2:18 PM EDT	Severe Thunderstorm Warning	CAE	Chesterfield, Kershaw	42 min
Jul 19, 2:44 PM EDT	Special Weather Statement	CAE	Chesterfield	46 min
Jul 19, 2:48 PM EDT	Special Weather Statement	CAE	Lexington	57 min
Jul 19, 3:01 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, Saluda	44 min
Jul 19, 3:33 PM EDT	Special Weather Statement	CAE	Richland	27 min
Jul 19, 3:39 PM EDT	Severe Thunderstorm Warning	CAE	Kershaw, Richland	51 min
Jul 19, 3:46 PM EDT	Special Weather Statement	CAE	Richland	14 min
Jul 19, 3:49 PM EDT	Areal Flood Advisory	CAE	Aiken, Saluda	116 min
Jul 19, 3:50 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Edgefield, Saluda	40 min
Jul 19, 3:52 PM EDT	Severe Thunderstorm Warning	CAE	Lee, Sumter	53 min
Jul 19, 4:09 PM EDT	Special Weather Statement	CAE	Lexington	36 min
Jul 19, 4:14 PM EDT	Severe Thunderstorm Warning	CAE	Lee, Sumter	46 min
Jul 19, 3:36 PM EDT	Special Weather Statement	CAE	Columbia	24 min
Jul 19, 4:51 PM EDT	Severe Thunderstorm Warning	CAE	Burke, Columbia, McDuffie, Richmond	54 min

Nearby

Severe Thunderstorm Warnings in South Carolina, 2016 Severe Thunderstorm Warnings in Georgia, 2016 Every severe thunderstorm warning in 2016

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.