Alert archive / Alabama / River Flood Warnings in 2020

River Flood Warning 44, NWS Birmingham, AL

February 11, 20204 counties in Alabama

NWS Birmingham, AL issued this river flood warning at Feb 11, 2020, 11:57 PM CST for 4 counties in Alabama. It was in force for 57 hr.

The area

The counties it named.

The facts

Issued: Feb 11, 2020, 11:57 PM CST (05:57 UTC)
Expired: Feb 14, 2020, 8:32 AM CST
In force: 57 hr
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Flood severity: Minor

Counties Calhoun County, AL, Cherokee County, AL, Etowah County, AL, St. Clair County, AL

The radar

The Northeast Alabama radar (KHTX), 112 km from the middle of the area, began a volume at 05:58 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 river

Written for the forecast point Coosa River at Gadsden (GAPA1). The gauge peaked at 24.02 ft at Feb 12, 2020, 3:00 PM CST.

Action stage: 511 ft
Minor stage: 511 ft
Moderate stage: 514 ft
Major stage: 517 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02400500, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood warning 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 river flood warning went out at Feb 11, 6:16 PM CST, 5 hours 41 minutes earlier.

Area forecast discussion, Feb 11, 6:16 PM CST, 5 hours 41 minutes before

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Hazardous weather outlook, Feb 11, 4:49 PM CST, 7 hours 8 minutes before

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</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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In the hours before

Local storm report, Feb 11, 9:37 PM CST, 2 hours 20 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.

Issued	Product	Office	Counties	Lasted
Feb 12, 5:14 AM CST	River Flood Warning	BMX	Elmore, Montgomery	13 days
Feb 12, 8:26 AM CST	River Flood Warning	BMX	Bibb, Jefferson, Shelby	12 hr
Feb 12, 4:38 PM CST	Special Weather Statement	BMX	Marion	67 min
Feb 12, 5:14 PM CST	Severe Thunderstorm Warning	BMX	Lamar	30 min
Feb 12, 5:26 PM CST	Severe Thunderstorm Warning	BMX	Marion	34 min
Feb 12, 5:38 PM CST	Severe Thunderstorm Warning	BMX	Winston	52 min

Nearby

River Flood Warnings in Alabama, 2020 Every river flood warning 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; the gauge from the NWS water service and the USGS.