Alert archive / Virginia / Special Weather Statements in 2017

Special Weather Statement, NWS Wakefield, VA

June 17, 2017Southampton County, Virginia; Northampton County, North Carolina

NWS Wakefield, VA issued this special weather statement at Jun 17, 2017, 5:13 PM EDT for Southampton County, Virginia; Northampton County, North Carolina. It was in force for 47 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
Jun 17, 2017, 5:13 PM EDT (21:13 UTC)
Expired
Jun 17, 2017, 6:00 PM EDT
In force
47 min
Issued by
NWS Wakefield, VA

Counties Northampton County, NC, Southampton County, VA

The radar

The Norfolk radar (KAKQ), 54 km from the middle of the area, began a volume at 21:14 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, 9.2 hours before the alert went out and 213 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 2017-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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 2017-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939Sfc1 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
13 J/kg
Mixed-layer CIN
-62 J/kg
Mixed-layer LCL
614 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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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 Jun 16, 7:32 PM EDT, 21 hours 41 minutes earlier.

Area forecast discussion, Jun 16, 7:32 PM EDT, 21 hours 41 minutes before
<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

IssuedProductOfficeCountiesLasted
Jun 16, 8:17 PM EDTSpecial Weather StatementAKQCity of Richmond43 min
Jun 16, 9:05 PM EDTAreal Flood AdvisoryAKQHanover, Henrico, King William, City of Richmond115 min
Jun 16, 9:27 PM EDTSpecial Weather StatementAKQMecklenburg48 min
Jun 16, 9:47 PM EDTFlash Flood WarningAKQHanover, Henrico3 hr
Jun 16, 10:35 PM EDTSpecial Weather StatementAKQYork, City of Hampton, City of Newport News, City of Poquoson40 min
Jun 16, 11:03 PM EDTSpecial Weather StatementAKQCity of Norfolk, City of Portsmouth27 min
Jun 17, 12:00 AM EDTSpecial Weather StatementAKQCity of Suffolk30 min
Jun 17, 4:09 AM EDTSmall Craft AdvisoryAKQ3 days
Jun 17, 12:11 PM EDTSpecial Weather StatementAKQNorthampton64 min
Jun 17, 1:32 PM EDTSpecial Weather StatementAKQCity of Norfolk, City of Virginia Beach43 min
Jun 17, 1:39 PM EDTSpecial Weather StatementAKQAccomack66 min
Jun 17, 1:41 PM EDTSpecial Weather StatementAKQGloucester, Lancaster, Mathews, Middlesex64 min
Jun 17, 2:44 PM EDTSpecial Weather StatementAKQLancaster, Northumberland61 min
Jun 17, 2:45 PM EDTSpecial Weather StatementAKQIsle of Wight, City of Franklin45 min
Jun 17, 3:53 PM EDTSpecial Weather StatementAKQMecklenburg37 min
Jun 17, 4:16 PM EDTSpecial Weather StatementAKQChesterfield, Henrico, City of Colonial Heights, City of Hopewell, City of Petersburg, City of Richmond44 min
Jun 17, 4:29 PM EDTBeach Hazards StatementAKQAccomack, Northampton, City of Virginia Beach49 hr
Jun 17, 4:45 PM EDTAreal Flood AdvisoryAKQCharles City, New Kent3 hr
Jun 17, 5:07 PM EDTSpecial Weather StatementAKQKing William38 min
Jun 17, 6:16 PM EDTSpecial Weather StatementAKQSouthampton, City of Franklin59 min

Nearby

Special Weather Statements in Virginia, 2017Special Weather Statements in North Carolina, 2017Every special weather statement in 2017

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.