Alert archive / South Carolina / Lake Wind Advisories in 2008

Lake Wind Advisory 4, NWS Charleston, SC

January 29, 2008Berkeley County, South Carolina

NWS Charleston, SC issued this lake wind advisory at Jan 29, 2008, 3:41 AM EST for Berkeley County, South Carolina. It took effect at Jan 29, 2008, 9:00 PM EST. It was in force for 8 hr.

The area

The counties it named.

The facts

Issued: Jan 29, 2008, 3:41 AM EST (08:41 UTC)
In effect from: Jan 29, 2008, 9:00 PM EST
Expired: Jan 30, 2008, 5:27 AM EST
In force: 8 hr
Issued by: NWS Charleston, SC

County Berkeley County, SC

The radar

The Charleston,SC radar (KCLX), 118 km from the middle of the area, began a volume at 08:46 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

Charleston AFB, SC (KCHS), launched 00:00Z, 8.7 hours before the alert went out and 33 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1605 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 139 m²/s²
0-3 km storm-relative helicity: 136 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this lake wind advisory 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 lake wind advisory went out at Jan 29, 12:42 AM EST, 2 hours 59 minutes earlier.

Area forecast discussion, Jan 29, 12:42 AM EST, 2 hours 59 minutes before

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Nearby

Lake Wind Advisories in South Carolina, 2008 Every lake wind advisory in 2008

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.