Alert archive / Pennsylvania / Areal Flood Advisories in 2020

Areal Flood Advisory 84, NWS Philadelphia/Mount Holly

July 10, 2020Sussex County, Warren County, New Jersey; 5 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this areal flood advisory at Jul 10, 2020, 3:12 PM EDT for Sussex County, Warren County, New Jersey; 5 counties in Pennsylvania. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Jul 10, 2020, 3:12 PM EDT (19:12 UTC)
Expired: Jul 10, 2020, 6:45 PM EDT
In force: 4 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon

Counties Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 127 km from the middle of the area, began a volume at 19:12 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 areal flood 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 areal flood advisory went out at Jul 10, 12:26 PM EDT, 2 hours 46 minutes earlier.

Area forecast discussion, Jul 10, 12:26 PM EDT, 2 hours 46 minutes before

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      <h1 id="headline">This service is currently unavailable.</h1>
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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Hazardous weather outlook, Jul 10, 9:54 AM EDT, 5 hours 18 minutes before

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  <title>Service Notice</title>
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</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>
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In the hours before

Local storm report, Jul 10, 1:56 PM EDT, 1 hour 16 minutes before

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<head>
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  <title>Service Notice</title>
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</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>
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Local storm report, Jul 10, 2:15 PM EDT, 57 minutes before

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  <title>Service Notice</title>
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</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>

Local storm report, Jul 10, 2:20 PM EDT, 52 minutes before

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<html lang="en">
<head>
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  <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>

Local storm report, Jul 10, 2:33 PM EDT, 39 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>

Local storm report, Jul 10, 2:35 PM EDT, 37 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>

Local storm report, Jul 10, 3:03 PM EDT, 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>

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 10, 6:48 AM EDT	Special Marine Warning	PHI		57 min
Jul 10, 7:11 AM EDT	Special Marine Warning	PHI		94 min
Jul 10, 7:42 AM EDT	Special Marine Warning	PHI		33 min
Jul 10, 8:20 AM EDT	Flash Flood Warning Considerable damage threat	PHI	Cape May	4 hr
Jul 10, 8:34 AM EDT	Special Marine Warning	PHI		30 min
Jul 10, 9:01 AM EDT	Flash Flood Warning	PHI	Atlantic, Cape May	3 hr
Jul 10, 9:13 AM EDT	Special Marine Warning	PHI		21 min
Jul 10, 9:27 AM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more	4 hr
Jul 10, 10:31 AM EDT	Flash Flood Warning	PHI	Atlantic, Burlington, Ocean	4 hr
Jul 10, 10:35 AM EDT	Areal Flood Advisory	PHI	Atlantic, Burlington, Camden, Gloucester, Ocean	4 hr
Jul 10, 11:02 AM EDT	Areal Flood Advisory	PHI	Camden, Gloucester, Salem	4 hr
Jul 10, 11:08 AM EDT	Areal Flood Advisory	PHI	Burlington, Camden, Gloucester, Mercer, Monmouth, Ocean	4 hr
Jul 10, 12:35 PM EDT	Areal Flood Advisory	PHI	Mercer, Middlesex, Monmouth, Ocean, Somerset	3 hr
Jul 10, 12:49 PM EDT	Flash Flood Warning	PHI	Mercer, Middlesex, Monmouth, Ocean, Somerset	4 hr
Jul 10, 12:56 PM EDT	Flash Flood Warning	PHI	Burlington, Camden, Cumberland, Gloucester, Salem	4 hr
Jul 10, 1:15 PM EDT	Flash Flood Warning	PHI	Middlesex, Monmouth, Somerset	4 hr
Jul 10, 1:41 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Somerset	4 hr
Jul 10, 2:08 PM EDT	Areal Flood Advisory	PHI	Morris, Somerset	4 hr
Jul 10, 4:30 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Middlesex, Monmouth, Ocean	4 hr
Jul 10, 4:48 PM EDT	Areal Flood Warning	PHI	Burlington, Camden, Cumberland, Gloucester, Salem	4 hr
Jul 10, 5:39 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Somerset	4 hr
Jul 10, 3:25 PM EDT	Areal Flood Advisory	PHI	Chester	4 hr
Jul 10, 4:05 PM EDT	River Flood Warning	PHI	Delaware	4 hr
Jul 10, 6:34 AM EDT	Flash Flood Warning	PHI	Sussex	6 hr
Jul 10, 9:21 AM EDT	Areal Flood Advisory	PHI	Kent, New Castle, Sussex	8 hr
Jul 10, 12:22 PM EDT	Areal Flood Warning	PHI	Sussex	3 hr
Jul 10, 3:38 PM EDT	River Flood Warning	PHI	New Castle	4 hr

Nearby

Areal Flood Advisories in Pennsylvania, 2020 Areal Flood Advisories in New Jersey, 2020 Every areal flood advisory 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; radar from the NEXRAD Level II archive.