Alert archive / Pennsylvania / Areal Flood Advisories in 2024

Areal Flood Advisory 2, NWS Philadelphia/Mount Holly

March 2, 2024Lehigh County, Montgomery County, Pennsylvania

NWS Philadelphia/Mount Holly issued this areal flood advisory at Mar 2, 2024, 1:31 PM EST for Lehigh County, Montgomery County, Pennsylvania. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Mar 2, 2024, 1:31 PM EST (18:31 UTC)
Expired
Mar 2, 2024, 5:03 PM EST
In force
4 hr
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon

Counties Lehigh County, PA, Montgomery County, PA

The radar

The Philadelphia radar (KDIX), 104 km from the middle of the area, began a volume at 18:34 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 Mar 1, 6:31 PM EST, 19 hours earlier.

Area forecast discussion, Mar 1, 6:31 PM EST, 19 hours before
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      <div class="status" id="status">Temporary Notice</div>
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Hazardous weather outlook, Mar 1, 3:09 PM EST, 22 hours 22 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.

IssuedProductOfficeCountiesLasted
Mar 2, 3:17 PM ESTAreal Flood AdvisoryPHIHunterdon3 hr
Mar 2, 3:18 PM ESTAreal Flood AdvisoryPHICamden3 hr
Mar 2, 2:45 PM ESTAreal Flood AdvisoryPHILehigh3 hr

Nearby

Areal Flood Advisories in Pennsylvania, 2024Every areal flood advisory in 2024

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.