Alert archive / Georgia / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 73, NWS Columbia, SC

July 5, 20165 counties in Georgia; Edgefield County, South Carolina

NWS Columbia, SC issued this severe thunderstorm warning at Jul 5, 2016, 4:38 PM EDT for 5 counties in Georgia; Edgefield County, South Carolina. It was in force for 37 min. 5 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: Jul 5, 2016, 4:38 PM EDT (20:38 UTC)
Expired: Jul 5, 2016, 5:15 PM EDT
In force: 37 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Burke County, GA, Columbia County, GA, Lincoln County, GA, McDuffie County, GA, Richmond County, GA, Edgefield County, SC

The radar

The Columbia radar (KCAE), 115 km from the middle of the area, began a volume at 20:42 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
Jul 5, 4:47 PM EDT	TSTM WND DMG	1 Se Thomson, GA	MCCORMICK COUNTY DISPATCH REPORTED TREES DOWN ON POWER LINES ON MICHAEL ST. IN THOMSON.
Jul 5, 5:05 PM EDT	TSTM WND DMG	13 Ne Thomson, GA	COLUMBIA COUNTY DISPATCH REPORTED POWERLINES DOWN ON TOM BARTLES RD AT COBBHAM RD.
Jul 5, 5:09 PM EDT	TSTM WND GST 58	7 Sse Augusta, GA	AUGUSTA BUSH FIELD MEASURED A 58 MPH WIND GUST AT 5:09 PM.
Jul 5, 5:12 PM EDT	TSTM WND DMG	3 Ene Augusta, GA	SOCIAL MEDIA REPORT WITH PHOTO OF LARGE TREES DOWN ON THE 300 BLOCK OF BROAD ST. IN AUGUSTA.
Jul 5, 5:15 PM EDT	TSTM WND DMG	1 N Evans, GA	COLUMBIA COUNTY DISPATCH REPORTED TREES DOWN AT MEADOW LN AND HEREFORD FARM RD.

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, 8.6 hours before the alert went out and 210 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: 576 J/kg
Mixed-layer CIN: -110 J/kg
Mixed-layer LCL: 1134 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: -12 m²/s²
0-3 km storm-relative helicity: -11 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

319 
WUUS52 KCAE 052038
SVRCAE
GAC033-073-181-189-245-SCC037-052115-
/O.NEW.KCAE.SV.W.0073.160705T2038Z-160705T2115Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
438 PM EDT TUE JUL 5 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  MCDUFFIE COUNTY IN EAST CENTRAL GEORGIA...
  COLUMBIA COUNTY IN EAST CENTRAL GEORGIA...
  BURKE COUNTY IN EAST CENTRAL GEORGIA...
  LINCOLN COUNTY IN EAST CENTRAL GEORGIA...
  RICHMOND COUNTY IN EAST CENTRAL GEORGIA...
  WESTERN EDGEFIELD COUNTY IN CENTRAL SOUTH CAROLINA...

* UNTIL 515 PM EDT

* AT 436 PM EDT...A LINE OF THUNDERSTORMS EXTENDED FROM JUST WEST
  OF THOMSON IN MCDUFFIE COUNTY SOUTHWARD TO JUST WEST OF
  BURKE COUNTY. MOVEMENT WAS EASTWARD NEAR 30 MPH. SOME
  OF THE THUNDERSTORMS LIKELY CONTAINED WIND OF 40 TO 60 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* LOCATIONS IMPACTED INCLUDE...
  NORTH AUGUSTA...GROVETOWN...EVANS...THOMSON...WAYNESBORO...AUGUSTA...FORT
  GORDON...MARTINEZ...HEPHZIBAH...HARLEM...LINCOLNTON...SARDIS...MIDVILLE...
  BLYTHE...DEARING...KEYSVILLE...GIRARD...VIDETTE...COLEMANS LAKE AND
  MURPHYS ESTATES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3283 8231 3323 8223 3336 8255 3362 8263
      3365 8249 3382 8259 3387 8244 3359 8212
      3372 8218 3383 8212 3393 8216 3395 8207
      3360 8194 3353 8201 3344 8191 3296 8169
      3291 8176 3295 8186 3292 8208 3280 8221
TIME...MOT...LOC 2036Z 263DEG 36KT 3373 8268 3295 8245 

HAIL...<.75IN
WIND...60MPH
 
$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 5, 3:09 PM EDT	Special Weather Statement	CAE	Lincoln	51 min
Jul 5, 4:25 PM EDT	Special Weather Statement	CAE	Burke, Columbia, Lincoln, McDuffie, Richmond	50 min
Jul 5, 5:13 PM EDT	Severe Thunderstorm Warning	CAE	Burke, Columbia, Richmond	62 min
Jul 5, 4:03 PM EDT	Special Weather Statement	CAE	Edgefield, Newberry, Saluda	57 min
Jul 5, 4:38 PM EDT	Special Weather Statement	CAE	Aiken, Lexington	37 min
Jul 5, 5:05 PM EDT	Severe Thunderstorm Warning	CAE	Aiken, Calhoun, Chesterfield, Fairfield, Kershaw, Lancaster and 4 more	55 min
Jul 5, 5:33 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Barnwell, Orangeburg	57 min
Jul 5, 5:45 PM EDT	Severe Thunderstorm Warning	CAE	Calhoun, Chesterfield, Clarendon, Kershaw, Lee, Richland and 1 more	75 min
Jul 5, 6:20 PM EDT	Severe Thunderstorm Warning	CAE	Bamberg, Calhoun, Clarendon, Orangeburg	55 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2016 Severe Thunderstorm Warnings in South Carolina, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.