Alert archive / Mississippi / Areal Flood Advisories in 2021

Areal Flood Advisory 101, NWS New Orleans, LA

July 6, 2021Harrison County, Mississippi

NWS New Orleans, LA issued this areal flood advisory at Jul 6, 2021, 9:10 PM CDT for Harrison County, Mississippi. It was in force for 19 min.

The area

The counties it named.

The facts

Issued: Jul 6, 2021, 9:10 PM CDT (02:10 UTC)
Expired: Jul 6, 2021, 9:29 PM CDT
In force: 19 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon

County Harrison County, MS

The radar

The Mobile radar (KMOB), 86 km from the middle of the area, began a volume at 02:10 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.

What forecasters said that day

The local office's own words before this areal flood advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New Orleans, LA wrote its last area forecast discussion before this areal flood advisory went out at Jul 6, 8:57 PM CDT, 13 minutes earlier.

Area forecast discussion, Jul 6, 8:57 PM CDT, 13 minutes before

<!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>

In the hours before

Special weather statement, Jul 6, 3:25 PM CDT, 5 hours 45 minutes before

<!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>

Special weather statement, Jul 6, 3:31 PM CDT, 5 hours 39 minutes before

<!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>

Special weather statement, Jul 6, 4:02 PM CDT, 5 hours 8 minutes before

<!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>

The office that day

Everything else NWS New Orleans, LA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 6, 9:18 PM CDT	Areal Flood Advisory	LIX	Saint Tammany, Washington	2 hr
Jul 7, 2:51 AM CDT	Areal Flood Advisory	LIX	Saint Tammany	3 min
Jul 7, 2:54 AM CDT	Flash Flood Warning	LIX	Saint Tammany	3 hr
Jul 7, 10:39 AM CDT	Special Marine Warning	LIX		66 min
Jul 7, 5:19 PM CDT	Severe Thunderstorm Warning	LIX	Lafourche	26 min
Jul 6, 9:29 PM CDT	Flash Flood Warning	LIX	Harrison	3 hr
Jul 6, 11:06 PM CDT	Areal Flood Advisory	LIX	Harrison	108 min
Jul 7, 6:01 AM CDT	River Flood Warning	LIX	Harrison	14 hr
Jul 7, 6:03 AM CDT	River Flood Warning	LIX	Harrison	46 hr
Jul 7, 1:18 PM CDT	Areal Flood Advisory	LIX	Harrison, Jackson	2 hr

Nearby

Areal Flood Advisories in Mississippi, 2021 Every areal flood advisory in 2021

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.