Alert archive / South Carolina / Special Weather Statements in 2013

Special Weather Statement, NWS Charleston, SC

July 1, 2013Dorchester County, South Carolina

NWS Charleston, SC issued this special weather statement at Jul 1, 2013, 3:13 PM EDT for Dorchester County, South Carolina. It was in force for 32 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 1, 2013, 3:13 PM EDT (19:13 UTC)
Expired: Jul 1, 2013, 3:45 PM EDT
In force: 32 min
Issued by: NWS Charleston, SC

County Dorchester County, SC

The radar

The Charleston,SC radar (KCLX), 73 km from the middle of the area, began a volume at 19:13 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

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 7.2 hours before the alert went out and 330 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: 104 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 539 m above ground
0-6 km bulk shear: 56 kt
0-1 km storm-relative helicity: -11 m²/s²
0-3 km storm-relative helicity: 76 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.2

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 Jul 1, 1:51 PM EDT, 1 hour 22 minutes earlier.

Area forecast discussion, Jul 1, 1:51 PM EDT, 1 hour 22 minutes before

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Hazardous weather outlook, Jul 1, 5:08 AM EDT, 10 hours 5 minutes before

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In the hours before

Special weather statement, Jul 1, 2:25 PM EDT, 48 minutes before

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Special weather statement, Jul 1, 3:09 PM EDT, 4 minutes before

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Special weather statement, Jul 1, 3:13 PM EDT, 0 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
Jul 1, 3:09 AM EDT	Areal Flood Advisory	CHS	Allendale, Hampton	111 min
Jul 1, 3:54 AM EDT	Rip Current Statement	CHS		15 hr
Jul 1, 2:45 PM EDT	Areal Flood Advisory	CHS	Allendale, Hampton	90 min
Jul 1, 3:06 PM EDT	Areal Flood Advisory	CHS	Jasper	84 min
Jul 1, 3:09 PM EDT	Special Weather Statement	CHS	Allendale	36 min
Jul 1, 3:15 PM EDT	Special Weather Statement	CHS	Hampton	30 min
Jul 1, 3:40 PM EDT	Special Weather Statement	CHS	Beaufort	35 min
Jul 1, 3:49 PM EDT	Special Marine Warning	CHS		116 min
Jul 1, 4:15 PM EDT	Special Weather Statement	CHS	Colleton	30 min
Jul 1, 4:31 PM EDT	Areal Flood Advisory	CHS	Colleton, Hampton	59 min
Jul 1, 1:46 PM EDT	Areal Flood Advisory	CHS	Bulloch, Jenkins, Screven	59 min
Jul 1, 2:25 PM EDT	Special Weather Statement	CHS	Chatham, McIntosh	35 min
Jul 1, 5:14 PM EDT	Special Weather Statement	CHS	Candler	31 min

Nearby

Special Weather Statements in South Carolina, 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.