Alert archive / Alabama / Mesoscale Discussions in 2020

Mesoscale Discussion 1848

December 14, 20206 counties in Alabama

The Storm Prediction Center issued this mesoscale discussion at Dec 14, 2020, 1:27 AM CST for 6 counties in Alabama. It was in force for 93 min.

The area

The outline as issued.

The facts

Issued: Dec 14, 2020, 1:27 AM CST (07:27 UTC)
Expired: Dec 14, 2020, 3:00 AM CST
In force: 93 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch unlikely
Chance of a watch: 20%

Counties Calhoun County, AL, Clay County, AL, Cleburne County, AL, Randolph County, AL, Shelby County, AL, Talladega County, AL

The radar

The Birmingham radar (KBMX), 74 km from the middle of the area, began a volume at 07:29 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.

Issued	Product	Office	Counties	Lasted
Dec 13, 9:06 PM CST	Mesoscale Discussion	SPC	Bibb, Choctaw, Greene, Hale, Marengo, Perry and 3 more	114 min

Nearby

Mesoscale Discussions in Alabama, 2020 Every 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.