Alert archive / South Carolina / Special Weather Statements in 2019

Special Weather Statement, NWS Charleston, SC

March 25, 2019Hampton County, South Carolina

NWS Charleston, SC issued this special weather statement at Mar 25, 2019, 10:40 PM EDT for Hampton County, South Carolina. It was in force for 35 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: Mar 25, 2019, 10:40 PM EDT (02:40 UTC)
Expired: Mar 25, 2019, 11:15 PM EDT
In force: 35 min
Issued by: NWS Charleston, SC

County Hampton County, SC

The nearest sounding before it

Jacksonville, FL (KJAX), launched 00:00Z, 2.7 hours before the alert went out and 291 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: 16 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 1746 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 107 m²/s²
0-3 km storm-relative helicity: 159 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 25, 9:29 PM EDT	Special Weather Statement	CHS	Berkeley	46 min
Mar 25, 10:19 PM EDT	Special Weather Statement	CHS	Allendale	26 min
Mar 26, 3:38 AM EDT	Gale Warning	CHS		45 hr

Nearby

Special Weather Statements in South Carolina, 2019 Every special weather statement in 2019

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.