Alert archive / North Carolina / Wind Advisories in 2019
Wind Advisory 14, NWS Greenville-Spartanburg, SC
NWS Greenville-Spartanburg, SC issued this wind advisory at Apr 11, 2019, 12:56 PM EDT for Graham County, Haywood County, Swain County, North Carolina. It took effect at Apr 11, 2019, 8:00 PM EDT. It was in force for 14 hr.
The area
The counties it named.
The facts
- Issued
- Apr 11, 2019, 12:56 PM EDT (16:56 UTC)
- In effect from
- Apr 11, 2019, 8:00 PM EDT
- Expired
- Apr 12, 2019, 10:00 AM EDT
- In force
- 14 hr
- Issued by
- NWS Greenville-Spartanburg, SC
Counties Graham County, NC, Haywood County, NC, Swain County, NC
The radar
The Knoxville radar (KMRX), 78 km from the middle of the area, began a volume at 16:59 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, 4.9 hours before the alert went out and 252 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
- 935 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -94 m²/s²
- 0-3 km storm-relative helicity
- -44 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
Nearby
Wind Advisories in North Carolina, 2019Every wind advisory in 2019
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.