Alert archive / Pennsylvania / Areal Flood Advisories in 2015

Areal Flood Advisory 171, NWS Philadelphia/Mount Holly

August 11, 20154 counties in New Jersey; 5 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this areal flood advisory at Aug 11, 2015, 3:44 AM EDT for 4 counties in New Jersey; 5 counties in Pennsylvania. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued: Aug 11, 2015, 3:44 AM EDT (07:44 UTC)
Expired: Aug 11, 2015, 7:45 AM EDT
In force: 4 hr
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon

Counties Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Salem County, NJ, Bucks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 68 km from the middle of the area, began a volume at 07:43 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 Aug 11, 3:32 AM EDT, 12 minutes earlier.

Area forecast discussion, Aug 11, 3:32 AM EDT, 12 minutes before

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Hazardous weather outlook, Aug 10, 3:44 PM EDT, 12 hours 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
Aug 11, 4:48 AM EDT	Areal Flood Advisory	PHI	Hunterdon, Mercer, Middlesex, Morris, Somerset, Sussex and 1 more	4 hr
Aug 11, 2:32 PM EDT	Special Weather Statement	PHI	Hunterdon, Somerset	58 min
Aug 11, 3:16 PM EDT	Special Weather Statement	PHI	Mercer, Middlesex, Somerset	59 min
Aug 11, 3:30 PM EDT	Special Weather Statement	PHI	Burlington, Camden, Gloucester, Salem	60 min
Aug 11, 4:11 PM EDT	Special Weather Statement	PHI	Burlington, Middlesex, Monmouth	64 min
Aug 11, 4:35 PM EDT	Special Weather Statement	PHI	Cape May, Cumberland	85 min
Aug 11, 4:50 PM EDT	Special Marine Warning	PHI		85 min
Aug 11, 4:56 PM EDT	Areal Flood Advisory	PHI	Burlington, Mercer, Middlesex, Monmouth, Ocean	4 hr
Aug 11, 5:08 PM EDT	Special Weather Statement	PHI	Burlington, Ocean	52 min
Aug 11, 5:22 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Ocean	27 min
Aug 11, 6:13 PM EDT	Special Marine Warning	PHI		92 min
Aug 11, 6:36 PM EDT	Areal Flood Advisory	PHI	Burlington, Ocean	3 hr
Aug 11, 2:54 PM EDT	Special Weather Statement	PHI	Chester, Delaware, Montgomery, Philadelphia	66 min
Aug 11, 4:18 PM EDT	Severe Thunderstorm Warning	PHI	Caroline, Kent, Queen Anne's, Talbot	57 min
Aug 11, 4:32 PM EDT	Special Weather Statement	PHI	Talbot	88 min

Nearby

Areal Flood Advisories in Pennsylvania, 2015 Areal Flood Advisories in New Jersey, 2015 Every areal flood advisory 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; radar from the NEXRAD Level II archive.