Alert archive / Georgia / Special Weather Statements in 2013

Special Weather Statement, NWS Charleston, SC

May 4, 2013Liberty County, Georgia

NWS Charleston, SC issued this special weather statement at May 4, 2013, 5:55 PM EDT for Liberty County, Georgia. It was in force for 50 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: May 4, 2013, 5:55 PM EDT (21:55 UTC)
Expired: May 4, 2013, 6:45 PM EDT
In force: 50 min
Issued by: NWS Charleston, SC

County Liberty County, GA

The radar

The Charleston,SC radar (KCLX), 101 km from the middle of the area, began a volume at 21:55 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

Jacksonville, FL (KJAX), launched 12:00Z, 9.9 hours before the alert went out and 146 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: 248 J/kg
Mixed-layer CIN: -4 J/kg
Mixed-layer LCL: 434 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 112 m²/s²
0-3 km storm-relative helicity: 295 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Charleston, SC wrote its last area forecast discussion before this special weather statement went out at May 3, 7:41 PM EDT, 22 hours 14 minutes earlier.

Area forecast discussion, May 3, 7:41 PM EDT, 22 hours 14 minutes before

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Hazardous weather outlook, May 3, 7:33 PM EDT, 22 hours 22 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 3, 9:36 PM EDT	Coastal Flood Advisory	CHS		8 hr
May 4, 4:39 AM EDT	Areal Flood Advisory	CHS	Jasper	111 min
May 4, 3:42 PM EDT	Small Craft Advisory	CHS		43 hr
May 4, 4:13 PM EDT	Coastal Flood Advisory	CHS		3 hr
May 4, 5:17 PM EDT	Special Weather Statement	CHS	McIntosh	43 min

Nearby

Special Weather Statements in Georgia, 2013 Every special weather statement in 2013

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.