Alert archive / North Carolina / Wind Advisories in 2024

Wind Advisory 11, NWS Greenville-Spartanburg, SC

September 16, 20245 counties in North Carolina; Chester County, York County, South Carolina

NWS Greenville-Spartanburg, SC issued this wind advisory at Sep 16, 2024, 9:37 AM EDT for 5 counties in North Carolina; Chester County, York County, South Carolina. It took effect at Sep 16, 2024, 2:00 PM EDT. It was in force for 12 hr.

The area

The counties it named.

The facts

Issued
Sep 16, 2024, 9:37 AM EDT (13:37 UTC)
In effect from
Sep 16, 2024, 2:00 PM EDT
Expired
Sep 17, 2024, 2:00 AM EDT
In force
12 hr
Issued by
NWS Greenville-Spartanburg, SC

Counties Cabarrus County, NC, Gaston County, NC, Mecklenburg County, NC, Rowan County, NC, Union County, NC, Chester County, SC, York County, SC

The radar

The Greer radar (KGSP), 129 km from the middle of the area, began a volume at 13:36 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, 1.6 hours before the alert went out and 132 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, Greensboro/Hi Pt, NC at 12:00Z on 2024-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 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, Greensboro/Hi Pt, NC at 12:00Z on 2024-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 square meters per square second.1939Sfc1 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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
656 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
145 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 16, 11:25 AM EDTFlood WatchGSPCabarrus, Gaston, Mecklenburg, Rowan, Union21 hr

Nearby

Wind Advisories in North Carolina, 2024Wind Advisories in South Carolina, 2024Every wind advisory in 2024

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.