Alert archive / Alabama / Dense Fog Advisories in 2012

Dense Fog Advisory 9, NWS Birmingham, AL

March 15, 201239 counties in Alabama

NWS Birmingham, AL issued this dense fog advisory at Mar 15, 2012, 2:33 AM CDT for 39 counties in Alabama. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued: Mar 15, 2012, 2:33 AM CDT (07:33 UTC)
Expired: Mar 15, 2012, 10:00 AM CDT
In force: 7 hr
Issued by: NWS Birmingham, AL

All 39 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Etowah County, AL, Fayette County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lamar County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Marion County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL, Walker County, AL, Winston County, AL

The radar

The Birmingham radar (KBMX), 22 km from the middle of the area, began a volume at 07:31 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 dense fog advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Birmingham, AL wrote its last area forecast discussion before this dense fog advisory went out at Mar 15, 12:05 AM CDT, 2 hours 28 minutes earlier.

Area forecast discussion, Mar 15, 12:05 AM CDT, 2 hours 28 minutes before

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Hazardous weather outlook, Mar 15, 2:33 AM CDT, 0 minutes before

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<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.
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The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 15, 5:33 PM CDT	Special Weather Statement	BMX	Marion	12 min
Mar 15, 5:50 PM CDT	Special Weather Statement	BMX	Winston	25 min
Mar 15, 6:15 PM CDT	Special Weather Statement	BMX	Winston	30 min
Mar 15, 6:43 PM CDT	Special Weather Statement	BMX	Winston	47 min
Mar 15, 6:50 PM CDT	Severe Thunderstorm Warning	BMX	Winston	29 min

Nearby

Dense Fog Advisories in Alabama, 2012 Every dense fog advisory in 2012

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.