Alert archive / Pennsylvania / Mesoscale Discussions in 2020

Mesoscale Discussion 606

May 15, 2020Broome County, Chemung County, Tioga County, New York; 14 counties in Pennsylvania

The Storm Prediction Center issued this mesoscale discussion at May 15, 2020, 7:47 PM EDT for Broome County, Chemung County, Tioga County, New York; 14 counties in Pennsylvania. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued
May 15, 2020, 7:47 PM EDT (23:47 UTC)
Expired
May 15, 2020, 8:45 PM EDT
In force
58 min
Issued by
the Storm Prediction Center
Chance of a watch
20%

Counties Broome County, NY, Chemung County, NY, Tioga County, NY, Bradford County, PA, Cameron County, PA, Clinton County, PA, Elk County, PA, Forest County, PA, Jefferson County, PA, Lycoming County, PA, McKean County, PA, Potter County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Wayne County, PA, Wyoming County, PA

The radar

The State College radar (KCCX), 95 km from the middle of the area, began a volume at 23:51 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.

<!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.

IssuedProductOfficeCountiesLasted
May 15, 1:52 PM EDTMesoscale DiscussionSPCAllegany, Cattaraugus, Chautauqua, Erie, Livingston, Ontario and 3 more83 min
May 15, 2:59 PM EDTMesoscale DiscussionSPCAlbany, Broome, Cayuga, Chemung, Chenango, Columbia and 25 more91 min
May 15, 3:32 PM EDTTornado WatchSPCAlbany, Broome, Cayuga, Chemung, Chenango, Columbia and 25 more6 hr
May 15, 4:58 PM EDTMesoscale DiscussionSPCAlbany, Broome, Cayuga, Chemung, Chenango, Columbia and 22 more92 min
May 15, 6:59 PM EDTMesoscale DiscussionSPCAlbany, Columbia, Greene, Rensselaer, Saratoga, Schenectady and 3 more2 hr

Nearby

Mesoscale Discussions in Pennsylvania, 2020Mesoscale Discussions in New York, 2020Every mesoscale discussion in 2020

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.