Alert archive / Iowa / Mesoscale Discussions in 2020

Mesoscale Discussion 392

April 16, 20204 states

The Storm Prediction Center issued this mesoscale discussion at Apr 16, 2020, 5:43 PM CDT for 4 states. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Apr 16, 2020, 5:43 PM CDT (22:43 UTC)
Expired: Apr 16, 2020, 9:45 PM CDT
In force: 4 hr
Issued by: the Storm Prediction Center

All 57 counties

Adair County, IA, Adams County, IA, Appanoose County, IA, Cass County, IA, Clarke County, IA, Davis County, IA, Decatur County, IA, Des Moines County, IA, Fremont County, IA, Henry County, IA, Jefferson County, IA, Keokuk County, IA, Lee County, IA, Louisa County, IA, Lucas County, IA, Madison County, IA, Mahaska County, IA, Marion County, IA, Mills County, IA, Monroe County, IA, Montgomery County, IA, Page County, IA, Pottawattamie County, IA, Ringgold County, IA, Taylor County, IA, Union County, IA, Van Buren County, IA, Wapello County, IA, Warren County, IA, Washington County, IA, Wayne County, IA, Hancock County, IL, Henderson County, IL, McDonough County, IL, Warren County, IL, Adair County, MO, Atchison County, MO, Clark County, MO, Gentry County, MO, Harrison County, MO, Knox County, MO, Lewis County, MO, Mercer County, MO, Nodaway County, MO, Putnam County, MO, Schuyler County, MO, Scotland County, MO, Sullivan County, MO, Worth County, MO, Cass County, NE, Douglas County, NE, Johnson County, NE, Lancaster County, NE, Nemaha County, NE, Otoe County, NE, Sarpy County, NE, Saunders County, NE

The radar

The Des Moines radar (KDMX), 106 km from the middle of the area, began a volume at 22:47 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
Apr 16, 1:29 PM CDT	Mesoscale Discussion	SPC	Adams, Cass, Fremont, Mills, Montgomery, Page and 3 more	4 hr

Nearby

Mesoscale Discussions in Iowa, 2020 Mesoscale Discussions in Missouri, 2020 Mesoscale Discussions in Nebraska, 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.