Alert archive / Georgia / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 183, NWS Columbia, SC

September 11, 2016Burke County, Georgia

NWS Columbia, SC issued this severe thunderstorm warning at Sep 11, 2016, 6:19 PM EDT for Burke County, Georgia. It was in force for 41 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: Sep 11, 2016, 6:19 PM EDT (22:19 UTC)
Expired: Sep 11, 2016, 7:00 PM EDT
In force: 41 min
Issued by: NWS Columbia, SC
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Burke County, GA

The radar

The Charleston,SC radar (KCLX), 101 km from the middle of the area, began a volume at 22:20 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
Sep 11, 6:25 PM EDT	TSTM WND DMG	3 Ene Midville, GA	TREE DOWN ON A HOME NORTHEAST OF MIDVILLE. TIME ESTIMATED BASED ON RADAR.

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, 10.3 hours before the alert went out and 194 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: 320 J/kg
Mixed-layer CIN: -74 J/kg
Mixed-layer LCL: 1121 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 1 m²/s²
0-3 km storm-relative helicity: 34 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

189 
WUUS52 KCAE 112219
SVRCAE
GAC033-112300-
/O.NEW.KCAE.SV.W.0183.160911T2219Z-160911T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
619 PM EDT SUN SEP 11 2016

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BURKE COUNTY IN EAST CENTRAL GEORGIA...

* UNTIL 700 PM EDT

* AT 619 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HERNDON...OR
  17 MILES SOUTHWEST OF WAYNESBORO...MOVING NORTHEAST AT 20 MPH.

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

  SOURCE...RADAR INDICATED. 

  IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE 
           TO ROOFS...SIDING...AND TREES. 

* LOCATIONS IMPACTED INCLUDE...
  MIDVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3282 8226 3283 8231 3293 8228 3311 8208
      3295 8183 3294 8184 3295 8186 3295 8188
      3292 8196 3292 8208 3288 8213 3281 8215
      3280 8221
TIME...MOT...LOC 2219Z 224DEG 19KT 3287 8218 

HAIL...1.00IN
WIND...60MPH
 
$$

CJR

2 follow-up statements

565 
WWUS52 KCAE 112240
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
640 PM EDT SUN SEP 11 2016

GAC033-112300-
/O.CON.KCAE.SV.W.0183.000000T0000Z-160911T2300Z/
BURKE GA-
640 PM EDT SUN SEP 11 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR SOUTHWESTERN BURKE COUNTY...

AT 640 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR HERNDON...OR
14 MILES SOUTHWEST OF WAYNESBORO...MOVING NORTHEAST AT 15 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
MIDVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3282 8226 3308 8204 3295 8183 3294 8184
      3295 8186 3295 8188 3292 8196 3292 8208
      3288 8213 3281 8215 3280 8221
TIME...MOT...LOC 2240Z 238DEG 11KT 3289 8211 

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

CJR

789 
WWUS52 KCAE 112257
SVSCAE

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBIA SC
657 PM EDT SUN SEP 11 2016

GAC033-112307-
/O.EXP.KCAE.SV.W.0183.000000T0000Z-160911T2300Z/
BURKE GA-
657 PM EDT SUN SEP 11 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BURKE COUNTY WILL
EXPIRE AT 700 PM EDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND HAS EXITED THE WARNED AREA. THEREFORE THE WARNING WILL
BE ALLOWED TO EXPIRE.

LAT...LON 3282 8226 3308 8204 3295 8183 3294 8184
      3295 8186 3295 8188 3292 8196 3292 8208
      3288 8213 3281 8215 3280 8221
TIME...MOT...LOC 2253Z 224DEG 19KT 3289 8211 

$$

CJR

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 11, 4:22 PM EDT	Special Weather Statement	CAE	Richmond	53 min
Sep 11, 5:54 PM EDT	Special Weather Statement	CAE	Burke	51 min

Nearby

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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.