Alert archive / Pennsylvania / Mesoscale Discussions in 2018

Mesoscale Discussion 1510

October 2, 201811 counties in Ohio; 47 counties in Pennsylvania; 6 counties in West Virginia

The Storm Prediction Center issued this mesoscale discussion at Oct 2, 2018, 2:26 PM EDT for 11 counties in Ohio; 47 counties in Pennsylvania; 6 counties in West Virginia. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Oct 2, 2018, 2:26 PM EDT (18:26 UTC)
Expired: Oct 2, 2018, 4:30 PM EDT
In force: 2 hr
Issued by: the Storm Prediction Center
Chance of a watch: 60%

All 64 counties

Belmont County, OH, Carroll County, OH, Columbiana County, OH, Harrison County, OH, Jefferson County, OH, Mahoning County, OH, Monroe County, OH, Portage County, OH, Stark County, OH, Trumbull County, OH, Tuscarawas County, OH, Allegheny County, PA, Armstrong County, PA, Beaver County, PA, Bedford County, PA, Berks County, PA, Blair County, PA, Butler County, PA, Cambria County, PA, Cameron County, PA, Centre County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Crawford County, PA, Cumberland County, PA, Dauphin County, PA, Elk County, PA, Fayette County, PA, Forest County, PA, Fulton County, PA, Greene County, PA, Huntingdon County, PA, Indiana County, PA, Jefferson County, PA, Juniata County, PA, Lawrence County, PA, Lebanon County, PA, Luzerne County, PA, Lycoming County, PA, McKean County, PA, Mercer County, PA, Mifflin County, PA, Montour County, PA, Northumberland County, PA, Perry County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Somerset County, PA, Sullivan County, PA, Tioga County, PA, Union County, PA, Venango County, PA, Warren County, PA, Washington County, PA, Westmoreland County, PA, Brooke County, WV, Hancock County, WV, Marshall County, WV, Monongalia County, WV, Ohio County, WV, Wetzel County, WV

The radar

The State College radar (KCCX), 95 km from the middle of the area, began a volume at 18:27 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The text

As transmitted.

<!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
Oct 2, 2:55 PM EDT	Mesoscale Discussion	SPC	Ashland, Auglaize, Champaign, Clark, Clinton, Coshocton and 33 more	2 hr
Oct 2, 2:55 PM EDT	Tornado Watch	SPC	Ashtabula, Columbiana, Jefferson, Mahoning, Trumbull	8 hr
Oct 2, 3:29 PM EDT	Severe Thunderstorm Watch	SPC	Ashland, Athens, Belmont, Carroll, Champaign, Clark and 35 more	6 hr
Oct 2, 4:43 PM EDT	Mesoscale Discussion	SPC	Ashtabula, Columbiana, Jefferson, Mahoning, Trumbull	2 hr
Oct 2, 4:49 PM EDT	Mesoscale Discussion	SPC	Ashland, Athens, Belmont, Carroll, Champaign, Clark and 51 more	116 min
Oct 2, 7:24 PM EDT	Mesoscale Discussion	SPC	Columbiana, Jefferson, Mahoning, Trumbull	81 min
Oct 2, 7:34 PM EDT	Mesoscale Discussion	SPC	Athens, Belmont, Carroll, Coshocton, Fairfield, Franklin and 14 more	86 min

Nearby

Mesoscale Discussions in Pennsylvania, 2018 Mesoscale Discussions in Ohio, 2018 Mesoscale Discussions in West Virginia, 2018 Every mesoscale discussion in 2018

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.