Alert archive / South Carolina / Lake Wind Advisories in 2015

Lake Wind Advisory 8, NWS Columbia, SC

February 10, 2015Calhoun County, Clarendon County, South Carolina

NWS Columbia, SC issued this lake wind advisory at Feb 10, 2015, 1:16 AM EST for Calhoun County, Clarendon County, South Carolina. It took effect at Feb 10, 2015, 6:46 AM EST. It was in force for 11 hr.

The area

The counties it named.

The facts

Issued
Feb 10, 2015, 1:16 AM EST (06:16 UTC)
In effect from
Feb 10, 2015, 6:46 AM EST
Expired
Feb 10, 2015, 6:00 PM EST
In force
11 hr
Issued by
NWS Columbia, SC

Counties Calhoun County, SC, Clarendon County, SC

The radar

The Columbia radar (KCAE), 65 km from the middle of the area, began a volume at 06:18 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

Newport, NC (KMHX), launched 00:00Z, 6.3 hours before the alert went out and 355 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-pSkew-T log-p diagram, Newport, NC at 00:00Z on 2015-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Newport, NC at 00:00Z on 2015-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1594 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
107 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

Nearby

Lake Wind Advisories in South Carolina, 2015Every lake wind advisory in 2015

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.