Alert archive / North Carolina / Hurricane Warnings in 2020

Hurricane Warning 1009, NWS Wilmington, NC

August 3, 2020Brunswick County, New Hanover County, Pender County, North Carolina; Georgetown County, Horry County, South Carolina

NWS Wilmington, NC issued this hurricane warning at Aug 3, 2020, 5:12 AM EDT for Brunswick County, New Hanover County, Pender County, North Carolina; Georgetown County, Horry County, South Carolina. It was in force for 24 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 3, 2020, 5:12 AM EDT (09:12 UTC)
Expired: Aug 4, 2020, 5:08 AM EDT
In force: 24 hr
Issued by: NWS Wilmington, NC

Counties Brunswick County, NC, New Hanover County, NC, Pender County, NC, Georgetown County, SC, Horry County, SC

The radar

The Wilmington radar (KLTX), 3 km from the middle of the area, began a volume at 09:15 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

Newport, NC (KMHX), launched 00:00Z, 9.2 hours before the alert went out and 168 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: 2716 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 657 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: -27 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 hurricane warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, NC wrote its last area forecast discussion before this hurricane warning went out at Aug 3, 3:03 AM EDT, 2 hours 9 minutes earlier.

Area forecast discussion, Aug 3, 3:03 AM EDT, 2 hours 9 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Aug 3, 3:20 AM EDT, 1 hour 52 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 3, 2:44 AM EDT	High Surf Advisory	ILM	Brunswick, New Hanover, Pender	26 hr
Aug 3, 9:23 AM EDT	River Flood Warning	ILM	Bladen, Cumberland	5 days
Aug 3, 9:23 AM EDT	River Flood Warning	ILM	Robeson	21 days
Aug 3, 2:02 PM EDT	Coastal Flood Warning	ILM	New Hanover	15 hr
Aug 3, 6:13 PM EDT	Special Marine Warning	ILM		32 min
Aug 3, 6:24 PM EDT	Special Marine Warning	ILM		36 min
Aug 3, 6:27 PM EDT	Special Marine Warning	ILM		63 min
Aug 3, 6:47 PM EDT	Special Marine Warning	ILM		58 min
Aug 3, 6:57 PM EDT	Special Marine Warning	ILM		33 min
Aug 3, 7:28 PM EDT	Special Marine Warning	ILM		32 min
Aug 3, 7:41 PM EDT	Special Marine Warning	ILM		64 min
Aug 3, 7:49 PM EDT	Tornado Warning	ILM	Brunswick	26 min
Aug 3, 9:23 AM EDT	River Flood Warning	ILM	Horry, Marion	21 days
Aug 3, 9:23 AM EDT	River Flood Warning	ILM	Horry	4 days

Nearby

Hurricane Warnings in North Carolina, 2020 Hurricane Warnings in South Carolina, 2020 Every hurricane warning in 2020

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.