Alert archive / Alabama / Frost Advisories in 2024

Frost Advisory 9, NWS Birmingham, AL

November 21, 202425 counties in Alabama

NWS Birmingham, AL issued this frost advisory at Nov 21, 2024, 12:32 PM CST for 25 counties in Alabama. It took effect at Nov 22, 2024, 3:00 AM CST. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Nov 21, 2024, 12:32 PM CST (18:32 UTC)
In effect from
Nov 22, 2024, 3:00 AM CST
Expired
Nov 22, 2024, 8:00 AM CST
In force
5 hr
Issued by
NWS Birmingham, AL
All 25 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Bullock County, AL, Chambers County, AL, Chilton County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Montgomery County, AL, Perry County, AL, Pickens County, AL, Pike County, AL, Russell County, AL, Shelby County, AL, Sumter County, AL, Tallapoosa County, AL, Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 61 km from the middle of the area, began a volume at 18:38 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 frost 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 frost advisory went out at Nov 21, 11:23 AM CST, 1 hour 9 minutes earlier.

Area forecast discussion, Nov 21, 11:23 AM CST, 1 hour 9 minutes before
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Hazardous weather outlook, Nov 21, 3:42 AM CST, 8 hours 50 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.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 21, 12:05 PM CSTWind AdvisoryBMXAutauga, Bibb, Blount, Calhoun, Chambers, Cherokee and 27 more6 hr
Nov 21, 12:32 PM CSTFreeze WarningBMXBlount, Calhoun, Cherokee, Clay, Cleburne, Etowah and 8 more19 hr

Nearby

Frost Advisories in Alabama, 2024Every frost advisory in 2024

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.