Alert archive / Pennsylvania / Winter Weather Advisories in 2013

Winter Weather Advisory 17, NWS Philadelphia/Mount Holly

March 17, 20137 counties in New Jersey; 8 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this winter weather advisory at Mar 17, 2013, 3:44 PM EDT for 7 counties in New Jersey; 8 counties in Pennsylvania. It took effect at Mar 18, 2013, 2:00 PM EDT. It was in force for 20 hr.

The area

The counties it named.

The facts

Issued
Mar 17, 2013, 3:44 PM EDT (19:44 UTC)
In effect from
Mar 18, 2013, 2:00 PM EDT
Expired
Mar 19, 2013, 10:00 AM EDT
In force
20 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 95 km from the middle of the area, began a volume at 19:41 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 winter weather 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 winter weather advisory went out at Mar 17, 10:07 AM EDT, 5 hours 37 minutes earlier.

Area forecast discussion, Mar 17, 10:07 AM EDT, 5 hours 37 minutes before
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Hazardous weather outlook, Mar 17, 4:39 AM EDT, 11 hours 5 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 17, 4:14 AM EDTSmall Craft AdvisoryPHI4 days

Nearby

Winter Weather Advisories in Pennsylvania, 2013Winter Weather Advisories in New Jersey, 2013Every winter weather advisory in 2013

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.