Alert archive / Missouri / Areal Flood Advisories in 2023

Areal Flood Advisory 21, NWS St. Louis, MO

May 15, 2023Reynolds County, Missouri

NWS St. Louis, MO issued this areal flood advisory at May 15, 2023, 4:51 PM CDT for Reynolds County, Missouri. It was in force for 100 min.

The area

The counties it named.

The facts

Issued: May 15, 2023, 4:51 PM CDT (21:51 UTC)
Expired: May 15, 2023, 6:31 PM CDT
In force: 100 min
Issued by: NWS St. Louis, MO
Area: Storm-based polygon

County Reynolds County, MO

The radar

The St Louis radar (KLSX), 151 km from the middle of the area, began a volume at 21:54 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 St. Louis, MO wrote its last area forecast discussion before this areal flood advisory went out at May 15, 2:42 PM CDT, 2 hours 9 minutes earlier.

Area forecast discussion, May 15, 2:42 PM CDT, 2 hours 9 minutes before

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Hazardous weather outlook, May 15, 2:50 PM CDT, 2 hours 1 minute 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.
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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, May 15, 12:35 PM CDT, 4 hours 16 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>
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</body>
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The office that day

Everything else NWS St. Louis, MO issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 15, 4:18 AM CDT	River Flood Warning	LSX	Reynolds	52 hr
May 15, 2:07 PM CDT	Flood Watch	LSX	Crawford, Franklin, Iron, Jefferson, Madison, Reynolds and 5 more	16 hr
May 15, 3:09 PM CDT	Severe Thunderstorm Warning	LSX	Reynolds	24 min
May 15, 3:22 PM CDT	Severe Thunderstorm Warning	LSX	Iron, Reynolds	19 min
May 15, 3:51 PM CDT	Areal Flood Advisory	LSX	Reynolds	3 hr
May 14, 7:28 PM CDT	Severe Thunderstorm Warning	LSX	Marion	47 min
May 14, 7:32 PM CDT	Severe Thunderstorm Warning	LSX	Montgomery	28 min
May 14, 7:44 PM CDT	Areal Flood Advisory	LSX	Fayette, Montgomery	32 min
May 14, 7:48 PM CDT	Areal Flood Advisory	LSX	Marion	35 min
May 14, 7:53 PM CDT	Areal Flood Advisory	LSX	Macoupin	3 hr
May 14, 8:16 PM CDT	Flash Flood Warning	LSX	Fayette, Montgomery	2 hr
May 14, 8:23 PM CDT	Flash Flood Warning	LSX	Marion	2 hr
May 14, 9:09 PM CDT	Areal Flood Advisory	LSX	Bond, Fayette	3 hr
May 14, 10:25 PM CDT	Areal Flood Warning	LSX	Montgomery	6 hr
May 14, 10:29 PM CDT	Areal Flood Warning	LSX	Marion	6 hr
May 14, 10:42 PM CDT	Areal Flood Warning	LSX	Macoupin	6 hr
May 15, 3:26 PM CDT	River Flood Warning	LSX	Fayette	15 hr

Nearby

Areal Flood Advisories in Missouri, 2023 Every areal flood advisory in 2023

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.