Alert archive / North Carolina / Wind Advisories in 2023
Wind Advisory 19, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this wind advisory at Dec 18, 2023, 3:08 PM EST for 6 counties in North Carolina. It was in force for 12 hr.
The area
The counties it named.
The facts
- Issued
- Dec 18, 2023, 3:08 PM EST (20:08 UTC)
- Expired
- Dec 19, 2023, 3:34 AM EST
- In force
- 12 hr
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Avery County, NC, Burke County, NC, Caldwell County, NC, McDowell County, NC, Mitchell County, NC, Yancey County, NC
The radar
The Greer radar (KGSP), 115 km from the middle of the area, began a volume at 20:08 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
Roanoke, VA (KRNK), launched 12:00Z, 8.1 hours before the alert went out and 262 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 815 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- -102 m²/s²
- 0-3 km storm-relative helicity
- -91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Greenville-Spartanburg, SC wrote its last area forecast discussion before this wind advisory went out at Dec 17, 6:46 PM EST, 20 hours 22 minutes earlier.
Area forecast discussion, Dec 17, 6:46 PM EST, 20 hours 22 minutes before
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</html>Hazardous weather outlook, Dec 17, 3:17 PM EST, 23 hours 51 minutes before
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</html>The office that day
Everything else NWS Greenville-Spartanburg, SC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 17, 8:36 PM EST | Areal Flood Advisory | GSP | Cabarrus | 8 hr |
Nearby
Wind Advisories in North Carolina, 2023Every wind advisory in 2023
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.