Alert archive / Ohio / Mesoscale Discussions in 2011

Mesoscale Discussion 456

April 16, 201121 counties in Ohio; 5 counties in Pennsylvania; 5 counties in West Virginia

The Storm Prediction Center issued this mesoscale discussion at Apr 16, 2011, 1:34 PM EDT for 21 counties in Ohio; 5 counties in Pennsylvania; 5 counties in West Virginia. It was in force for 116 min.

The area

The outline as issued.

The facts

Issued: Apr 16, 2011, 1:34 PM EDT (17:34 UTC)
Expired: Apr 16, 2011, 3:30 PM EDT
In force: 116 min
Issued by: the Storm Prediction Center

All 31 counties

Ashtabula County, OH, Belmont County, OH, Carroll County, OH, Columbiana County, OH, Cuyahoga County, OH, Geauga County, OH, Guernsey County, OH, Harrison County, OH, Jefferson County, OH, Lake County, OH, Mahoning County, OH, Medina County, OH, Monroe County, OH, Noble County, OH, Portage County, OH, Stark County, OH, Summit County, OH, Trumbull County, OH, Tuscarawas County, OH, Washington County, OH, Wayne County, OH, Beaver County, PA, Crawford County, PA, Lawrence County, PA, Mercer County, PA, Washington County, PA, Brooke County, WV, Hancock County, WV, Marshall County, WV, Ohio County, WV, Wetzel County, WV

The radar

The Pittsburgh radar (KPBZ), 85 km from the middle of the area, began a volume at 17:36 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.

The text

As transmitted, in the capitals the NWS used until 2016.

<!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>

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 16, 10:43 AM EDT	Mesoscale Discussion	SPC	Fayette, Greene, Washington	62 min
Apr 16, 2:05 PM EDT	Mesoscale Discussion	SPC	Adams, Bedford, Cumberland, Dauphin, Franklin, Fulton and 6 more	55 min
Apr 16, 4:29 PM EDT	Mesoscale Discussion	SPC	Adams, Chester, Franklin, Fulton, Lancaster, York	31 min
Apr 16, 4:41 PM EDT	Tornado Watch	SPC	Adams, Bedford, Berks, Blair, Chester, Cumberland and 13 more	6 hr
Apr 16, 6:38 PM EDT	Mesoscale Discussion	SPC	Adams, Berks, Chester, Cumberland, Dauphin, Delaware and 13 more	97 min
Apr 16, 12:52 PM EDT	Mesoscale Discussion	SPC	Berkeley, Hampshire, Hardy, Jefferson, Morgan, Pendleton	113 min
Apr 16, 1:29 PM EDT	Tornado Watch	SPC	Berkeley, Grant, Hampshire, Hardy, Jefferson, Mineral and 2 more	8 hr

Nearby

Mesoscale Discussions in Ohio, 2011 Mesoscale Discussions in Pennsylvania, 2011 Mesoscale Discussions in West Virginia, 2011 Every mesoscale discussion in 2011

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.