Alert archive / South Carolina / Special Weather Statements in 2020

Special Weather Statement, NWS Columbia, SC

March 3, 2020Saluda County, South Carolina

NWS Columbia, SC issued this special weather statement at Mar 3, 2020, 3:40 PM EST for Saluda County, South Carolina. 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: Mar 3, 2020, 3:40 PM EST (20:40 UTC)
Expired: Mar 3, 2020, 4:30 PM EST
In force: 50 min
Issued by: NWS Columbia, SC

County Saluda County, SC

The radar

The Columbia radar (KCAE), 42 km from the middle of the area, began a volume at 20:40 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 8.7 hours before the alert went out and 281 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: 224 J/kg
Mixed-layer CIN: -5 J/kg
Mixed-layer LCL: 578 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 228 m²/s²
0-3 km storm-relative helicity: 279 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.4

Open this sounding in Storm Lab

The text

As transmitted.

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The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 3, 9:32 AM EST	River Flood Warning	CAE	Orangeburg	21 days
Mar 3, 1:47 PM EST	Special Weather Statement	CAE	Fairfield, Lancaster, Newberry	28 min
Mar 3, 2:19 PM EST	Severe Thunderstorm Warning	CAE	Fairfield, Newberry, Richland	26 min
Mar 3, 2:33 PM EST	Special Weather Statement	CAE	Chesterfield, Fairfield, Kershaw	42 min
Mar 3, 2:42 PM EST	Special Weather Statement	CAE	Lexington	33 min
Mar 3, 3:14 PM EST	Severe Thunderstorm Warning	CAE	Fairfield, Kershaw, Richland	46 min
Mar 3, 5:28 PM EST	Special Weather Statement	CAE	Lee	32 min

Nearby

Special Weather Statements in South Carolina, 2020 Every special weather statement in 2020

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.