Alert archive / Virginia / Special Weather Statements in 2015

Special Weather Statement, NWS Wakefield, VA

August 7, 2015City of Franklin, Virginia

NWS Wakefield, VA issued this special weather statement at Aug 7, 2015, 4:25 PM EDT for City of Franklin, Virginia. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 7, 2015, 4:25 PM EDT (20:25 UTC)
Expired
Aug 7, 2015, 5:15 PM EDT
In force
50 min
Issued by
NWS Wakefield, VA

County City of Franklin, VA

The radar

The Norfolk radar (KAKQ), 44 km from the middle of the area, began a volume at 20:26 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, 8.4 hours before the alert went out and 236 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-pSkew-T log-p diagram, Roanoke, VA at 12:00Z on 2015-08-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2015-08-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
571 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wakefield, VA wrote its last area forecast discussion before this special weather statement went out at Aug 7, 3:58 PM EDT, 27 minutes earlier.

Area forecast discussion, Aug 7, 3:58 PM EDT, 27 minutes before
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Hazardous weather outlook, Aug 7, 6:05 AM EDT, 10 hours 20 minutes before
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In the hours before

Special weather statement, Aug 7, 1:48 PM EDT, 2 hours 37 minutes before
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Special weather statement, Aug 7, 4:25 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 8:18 PM EDTAreal Flood AdvisoryAKQAmelia, Charles City, Chesterfield, Dinwiddie, Nottoway, Prince George and 5 more117 min
Aug 6, 8:46 PM EDTSpecial Weather StatementAKQGloucester, Henrico, King and Queen, King William, Middlesex, New Kent44 min
Aug 6, 8:53 PM EDTSpecial Weather StatementAKQChesterfield, City of Richmond37 min
Aug 6, 9:31 PM EDTSpecial Weather StatementAKQEssex, Gloucester, Hanover, King and Queen, King William, Lancaster and 4 more44 min
Aug 6, 10:11 PM EDTSpecial Weather StatementAKQCaroline, Essex, King and Queen, King William, Lancaster, Middlesex and 3 more34 min
Aug 6, 10:43 PM EDTSpecial Weather StatementAKQCaroline, Essex, King and Queen, Lancaster, Northumberland, Richmond and 1 more47 min
Aug 7, 4:31 AM EDTSmall Craft AdvisoryAKQ3 days
Aug 7, 1:48 PM EDTSpecial Weather StatementAKQIsle of Wight27 min
Aug 7, 3:15 PM EDTAreal Flood AdvisoryAKQCity of Norfolk, City of Portsmouth3 hr
Aug 7, 4:37 PM EDTBeach Hazards StatementAKQAccomack, Northampton, City of Virginia Beach26 hr
Aug 7, 5:12 PM EDTSpecial Weather StatementAKQCamden, Pasquotank, Perquimans33 min
Aug 7, 5:38 PM EDTAreal Flood AdvisoryAKQCamden, Gates, Pasquotank3 hr
Aug 6, 11:00 PM EDTSpecial Weather StatementAKQDorchester, Somerset45 min
Aug 7, 12:02 AM EDTSpecial Weather StatementAKQDorchester43 min

Nearby

Special Weather Statements in Virginia, 2015Every special weather statement 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.