Alert archive / New Jersey / Dense Fog Advisories in 2023

Dense Fog Advisory 7, NWS Philadelphia/Mount Holly

July 6, 2023Atlantic County, Cape May County, New Jersey; Sussex County, Delaware

NWS Philadelphia/Mount Holly issued this dense fog advisory at Jul 6, 2023, 4:11 AM EDT for Atlantic County, Cape May County, New Jersey; Sussex County, Delaware. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Jul 6, 2023, 4:11 AM EDT (08:11 UTC)
Expired: Jul 6, 2023, 8:16 AM EDT
In force: 4 hr
Issued by: NWS Philadelphia/Mount Holly

Counties Sussex County, DE, Atlantic County, NJ, Cape May County, NJ

The radar

The Dover AFB radar (KDOX), 52 km from the middle of the area, began a volume at 08:15 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.

What forecasters said that day

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

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this dense fog advisory went out at Jul 6, 2:58 AM EDT, 1 hour 13 minutes earlier.

Area forecast discussion, Jul 6, 2:58 AM EDT, 1 hour 13 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, Jul 5, 10:19 PM EDT, 5 hours 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 Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 6, 4:12 AM EDT	Marine Dense Fog Advisory	PHI		4 hr
Jul 6, 5:44 PM EDT	Coastal Flood Advisory	PHI	Cape May	10 hr
Jul 6, 11:47 AM EDT	Areal Flood Advisory	PHI	Berks	11 min
Jul 6, 11:48 AM EDT	Special Weather Statement	PHI	Berks	27 min
Jul 6, 11:58 AM EDT	Flash Flood Warning	PHI	Berks	3 hr
Jul 6, 12:04 PM EDT	Areal Flood Advisory	PHI	Berks	3 hr
Jul 6, 12:26 PM EDT	Special Weather Statement	PHI	Lebanon	34 min
Jul 6, 12:36 PM EDT	Special Weather Statement	PHI	Berks	24 min
Jul 6, 1:01 PM EDT	Special Weather Statement	PHI	Lehigh	29 min
Jul 6, 2:36 PM EDT	Special Weather Statement	PHI	Lehigh	24 min
Jul 6, 2:58 PM EDT	Areal Flood Advisory	PHI	Lehigh	102 min

Nearby

Dense Fog Advisories in New Jersey, 2023 Dense Fog Advisories in Delaware, 2023 Every dense fog advisory in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.