Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 69, NWS Pittsburgh, PA

June 20, 20097 counties in Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 20, 2009, 1:57 AM EDT for 7 counties in Pennsylvania. It was in force for 63 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 20, 2009, 1:57 AM EDT (05:57 UTC)
Expired: Jun 20, 2009, 3:00 AM EDT
In force: 63 min
Issued by: NWS Pittsburgh, PA
Area: Storm-based polygon

Counties Armstrong County, PA, Butler County, PA, Clarion County, PA, Forest County, PA, Lawrence County, PA, Mercer County, PA, Venango County, PA

The radar

The Pittsburgh radar (KPBZ), 79 km from the middle of the area, began a volume at 05:57 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Pittsburgh, PA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 19, 7:08 PM EDT, 6 hours 49 minutes earlier.

Area forecast discussion, Jun 19, 7:08 PM EDT, 6 hours 49 minutes before

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Hazardous weather outlook, Jun 19, 6:45 PM EDT, 7 hours 12 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 Pittsburgh, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 20, 1:45 AM EDT	Severe Thunderstorm Warning	PBZ	Fayette	45 min
Jun 20, 2:47 AM EDT	Severe Thunderstorm Warning	PBZ	Armstrong, Clarion, Indiana, Jefferson	58 min
Jun 19, 8:08 PM EDT	Severe Thunderstorm Warning	PBZ	Guernsey, Muskingum, Noble	19 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2009 Every severe thunderstorm warning in 2009

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.