Alert archive / Florida / Flash Flood Warnings in 2024

Flash Flood Warning 14, NWS Jacksonville, FL

September 4, 2024Duval County, Florida

NWS Jacksonville, FL issued this flash flood warning at Sep 4, 2024, 9:11 AM EDT for Duval County, Florida. It was in force for 113 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Sep 4, 2024, 9:11 AM EDT (13:11 UTC)
Expired: Sep 4, 2024, 11:04 AM EDT
In force: 113 min
Issued by: NWS Jacksonville, FL
Area: Storm-based polygon
Flood severity: None

County Duval County, FL

The radar

The Jacksonville radar (KJAX), 17 km from the middle of the area, began a volume at 13:13 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 flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jacksonville, FL wrote its last area forecast discussion before this flash flood warning went out at Sep 4, 6:54 AM EDT, 2 hours 17 minutes earlier.

Area forecast discussion, Sep 4, 6:54 AM EDT, 2 hours 17 minutes before

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<body>
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    <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.
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      <p id="message2">
        Please try again in a few minutes.
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      <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, Sep 4, 4:50 AM EDT, 4 hours 21 minutes before

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<head>
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  <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>
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Local storm report, Sep 4, 5:25 AM EDT, 3 hours 46 minutes before

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<html lang="en">
<head>
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  <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>

Local storm report, Sep 4, 5:30 AM EDT, 3 hours 41 minutes before

<!doctype html>
<html lang="en">
<head>
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  <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>

Local storm report, Sep 4, 7:00 AM EDT, 2 hours 11 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>

Local storm report, Sep 4, 8:41 AM EDT, 30 minutes before

<!doctype html>
<html lang="en">
<head>
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  <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>

Local storm report, Sep 4, 9:10 AM EDT, 1 minute 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 Jacksonville, FL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 3, 8:40 PM EDT	Wind Advisory	JAX	Duval, Nassau	12 hr
Sep 3, 10:32 PM EDT	Special Marine Warning	JAX		58 min
Sep 3, 10:50 PM EDT	Areal Flood Advisory	JAX	Putnam	115 min
Sep 3, 10:58 PM EDT	Special Weather Statement	JAX	Duval	32 min
Sep 3, 11:04 PM EDT	Areal Flood Warning	JAX	Putnam	3 hr
Sep 3, 11:10 PM EDT	Special Weather Statement	JAX	Saint Johns	50 min
Sep 3, 11:21 PM EDT	Special Weather Statement	JAX	Saint Johns	39 min
Sep 3, 11:42 PM EDT	Areal Flood Advisory	JAX	Saint Johns	2 hr
Sep 3, 11:51 PM EDT	Special Weather Statement	JAX	Saint Johns	39 min
Sep 4, 12:35 AM EDT	Areal Flood Advisory	JAX	Duval	115 min
Sep 4, 12:51 AM EDT	Special Weather Statement	JAX	Saint Johns	39 min
Sep 4, 4:41 AM EDT	Areal Flood Advisory	JAX	Saint Johns	114 min
Sep 4, 5:27 AM EDT	Areal Flood Warning	JAX	Duval, Saint Johns	115 min
Sep 4, 6:33 AM EDT	Areal Flood Warning	JAX	Duval, Saint Johns	117 min
Sep 4, 7:56 AM EDT	Areal Flood Warning	JAX	Duval	2 hr
Sep 4, 8:50 AM EDT	Areal Flood Warning	JAX	Duval	115 min
Sep 4, 10:24 AM EDT	Areal Flood Advisory	JAX	Duval, Saint Johns	2 hr
Sep 4, 12:54 PM EDT	Special Weather Statement	JAX	Saint Johns	51 min
Sep 4, 1:45 PM EDT	Areal Flood Advisory	JAX	Saint Johns	2 hr
Sep 4, 2:22 PM EDT	Areal Flood Advisory	JAX	Duval	113 min
Sep 4, 4:24 PM EDT	Special Weather Statement	JAX	Clay	51 min
Sep 4, 4:42 PM EDT	Areal Flood Advisory	JAX	Clay, Saint Johns	2 hr
Sep 4, 5:05 PM EDT	Areal Flood Warning	JAX	Clay, Saint Johns	45 min
Sep 4, 5:38 PM EDT	Areal Flood Advisory	JAX	Alachua, Marion, Putnam	3 hr
Sep 4, 7:19 PM EDT	Areal Flood Advisory	JAX	Duval	3 hr

Nearby

Flash Flood Warnings in Florida, 2024 Every flash flood warning 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.