Alert archive / West Virginia / Wind Advisories in 2018

Wind Advisory 11, NWS Baltimore/Washington

November 6, 2018Grant County, Pendleton County, West Virginia

NWS Baltimore/Washington issued this wind advisory at Nov 6, 2018, 10:03 AM EST for Grant County, Pendleton County, West Virginia. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Nov 6, 2018, 10:03 AM EST (15:03 UTC)
Expired: Nov 6, 2018, 4:39 PM EST
In force: 7 hr
Issued by: NWS Baltimore/Washington

Counties Grant County, WV, Pendleton County, WV

The radar

The Sterling radar (KLWX), 155 km from the middle of the area, began a volume at 15:06 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

Washington/Dulle, VA (KIAD), launched 12:00Z, 3.1 hours before the alert went out and 162 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: 502 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 375 m²/s²
0-3 km storm-relative helicity: 468 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 wind advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Baltimore/Washington wrote its last area forecast discussion before this wind advisory went out at Nov 5, 3:01 PM EST, 19 hours 2 minutes earlier.

Area forecast discussion, Nov 5, 3:01 PM EST, 19 hours 2 minutes before

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Hazardous weather outlook, Nov 5, 4:28 PM EST, 17 hours 35 minutes before

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The office that day

Everything else NWS Baltimore/Washington issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 6, 9:51 AM EST	Special Marine Warning	LWX		33 min
Nov 6, 11:23 AM EST	Special Marine Warning	LWX		97 min
Nov 6, 11:24 AM EST	Special Marine Warning	LWX		96 min
Nov 6, 12:54 PM EST	Coastal Flood Advisory	LWX	Arlington, City of Alexandria, City of Falls Church	9 hr
Nov 6, 1:13 PM EST	Special Marine Warning	LWX		92 min
Nov 6, 7:47 AM EST	Areal Flood Warning	LWX	Prince George's	4 hr
Nov 6, 11:52 AM EST	Severe Thunderstorm Warning	LWX	Anne Arundel, Calvert, Charles, Prince George's, Saint Mary's	38 min

Nearby

Wind Advisories in West Virginia, 2018 Every wind advisory in 2018

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.