Alert archive / North Carolina / High Wind Watches in 2015

High Wind Watch 1, NWS Greenville-Spartanburg, SC

February 13, 20159 counties in North Carolina

NWS Greenville-Spartanburg, SC issued this high wind watch at Feb 13, 2015, 3:38 PM EST for 9 counties in North Carolina. It took effect at Feb 14, 2015, 6:00 PM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Feb 13, 2015, 3:38 PM EST (20:38 UTC)
In effect from: Feb 14, 2015, 6:00 PM EST
Expired: Feb 13, 2015, 9:05 PM EST
In force
Issued by: NWS Greenville-Spartanburg, SC

Counties Avery County, NC, Buncombe County, NC, Burke County, NC, Caldwell County, NC, Henderson County, NC, McDowell County, NC, Mitchell County, NC, Rutherford County, NC, Yancey County, NC

The radar

The Greer radar (KGSP), 97 km from the middle of the area, began a volume at 20:35 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, 8.6 hours before the alert went out and 199 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: 1413 m above ground
0-6 km bulk shear: 62 kt
0-1 km storm-relative helicity: -195 m²/s²
0-3 km storm-relative helicity: 3 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 high wind watch 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 high wind watch went out at Feb 13, 12:49 PM EST, 2 hours 49 minutes earlier.

Area forecast discussion, Feb 13, 12:49 PM EST, 2 hours 49 minutes before

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Hazardous weather outlook, Feb 13, 5:33 AM EST, 10 hours 5 minutes before

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In the hours before

Special weather statement, Feb 13, 10:32 AM EST, 5 hours 6 minutes before

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Special weather statement, Feb 13, 2:43 PM EST, 55 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 13, 5:14 AM EST	Wind Chill Watch	GSP	Avery, Buncombe, Haywood, Jackson, Madison, Mitchell and 3 more	23 hr
Feb 13, 2:49 PM EST	Fire Weather Watch	GSP	Abbeville, Anderson, Cherokee, Chester, Greenwood, Laurens and 2 more	14 hr

Nearby

High Wind Watches in North Carolina, 2015 Every high wind watch 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.