Alert archive / Virginia / Fire Weather Watches in 2016

Fire Weather Watch 2, NWS Blacksburg, VA

November 19, 201619 counties in Virginia

NWS Blacksburg, VA issued this fire weather watch at Nov 19, 2016, 2:07 PM EST for 19 counties in Virginia. It took effect at Nov 20, 2016, 8:00 AM EST. It was in force for .

The area

The counties it named.

The facts

Issued: Nov 19, 2016, 2:07 PM EST (19:07 UTC)
In effect from: Nov 20, 2016, 8:00 AM EST
Expired: Nov 20, 2016, 2:09 AM EST
In force
Issued by: NWS Blacksburg, VA

Counties Amherst County, VA, Appomattox County, VA, Bedford County, VA, Botetourt County, VA, Buckingham County, VA, Campbell County, VA, Charlotte County, VA, City of Danville, VA, City of Lynchburg, VA, City of Martinsville, VA, City of Roanoke, VA, City of Salem, VA, Franklin County, VA, Halifax County, VA, Henry County, VA, Patrick County, VA, Pittsylvania County, VA, Roanoke County, VA, Rockbridge County, VA

The radar

The Roanoke radar (KFCX), 73 km from the middle of the area, began a volume at 19:09 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, 7.1 hours before the alert went out and 270 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: 1969 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 60 m²/s²
0-3 km storm-relative helicity: 68 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 fire weather watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Blacksburg, VA wrote its last area forecast discussion before this fire weather watch went out at Nov 19, 1:28 PM EST, 39 minutes earlier.

Area forecast discussion, Nov 19, 1:28 PM EST, 39 minutes before

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Hazardous weather outlook, Nov 19, 3:59 AM EST, 10 hours 8 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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        Please try again in a few minutes.
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The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Nov 19, 3:41 AM EST	High Wind Warning	RNK	Carroll, Floyd, Grayson, City of Galax	39 hr
Nov 19, 3:41 AM EST	Wind Advisory	RNK	Alleghany, Amherst, Bath, Bedford, Bland, Botetourt and 21 more	51 hr

Nearby

Fire Weather Watches in Virginia, 2016 Every fire weather watch in 2016

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.