Alert archive / Texas / River Flood Warnings in 2020

River Flood Warning 57, NWS Shreveport, LA

March 20, 20204 counties in Texas

NWS Shreveport, LA issued this river flood warning at Mar 20, 2020, 7:58 AM CDT for 4 counties in Texas. It took effect at Mar 22, 2020, 5:40 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued
Mar 20, 2020, 7:58 AM CDT (12:58 UTC)
In effect from
Mar 22, 2020, 5:40 AM CDT
Expired
Mar 20, 2020, 8:05 PM CDT
In force
Issued by
NWS Shreveport, LA
Area
Storm-based polygon
Flood severity
Minor

Counties Nacogdoches County, TX, Rusk County, TX, San Augustine County, TX, Shelby County, TX

The radar

The Shreveport radar (KSHV), 97 km from the middle of the area, began a volume at 12:57 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 Attoyac Bayou near Chireno (ATBT2). The gauge peaked at 9.72 ft at Mar 21, 2020, 6:00 PM CDT.

actionminormoderate10152003/2003/2103/22
Action stage
13.5 ft
Minor stage
14 ft
Moderate stage
22 ft
Major stage
26 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 08038000, 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 Shreveport, LA wrote its last area forecast discussion before this river flood warning went out at Mar 20, 6:27 AM CDT, 1 hour 31 minutes earlier.

Area forecast discussion, Mar 20, 6:27 AM CDT, 1 hour 31 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.
      </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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Hazardous weather outlook, Mar 20, 6:00 AM CDT, 1 hour 58 minutes before
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  <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>
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In the hours before

Special weather statement, Mar 20, 5:30 AM CDT, 2 hours 28 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>
Special weather statement, Mar 20, 6:17 AM CDT, 1 hour 41 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>
Special weather statement, Mar 20, 7:01 AM CDT, 57 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>
Special weather statement, Mar 20, 7:45 AM CDT, 13 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>

The office that day

Everything else NWS Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 19, 7:24 PM CDTSevere Thunderstorm WarningSHVRed River53 min
Mar 19, 9:27 PM CDTSevere Thunderstorm WarningSHVBowie33 min
Mar 19, 10:49 PM CDTSpecial Weather StatementSHVCamp, Wood41 min
Mar 19, 11:18 PM CDTSpecial Weather StatementSHVUpshur42 min
Mar 19, 11:34 PM CDTSpecial Weather StatementSHVCamp41 min
Mar 20, 5:30 AM CDTSpecial Weather StatementSHVGregg, Harrison, Smith45 min
Mar 20, 6:17 AM CDTSpecial Weather StatementSHVHarrison43 min
Mar 20, 7:53 AM CDTRiver Flood WarningSHVGregg, Smith, Upshur, Wood24 days
Mar 20, 8:01 AM CDTRiver Flood WarningSHVAnderson, Cherokee, Houston44 days
Mar 20, 8:01 AM CDTRiver Flood WarningSHVAngelina, Houston, Polk, Trinity, Tyler25 days
Mar 20, 9:40 AM CDTRiver Flood WarningSHVNacogdoches, Rusk10 hr
Mar 20, 7:01 AM CDTSpecial Weather StatementSHVBossier, Caddo44 min
Mar 20, 7:45 AM CDTSpecial Weather StatementSHVBienville45 min
Mar 20, 8:25 AM CDTSpecial Weather StatementSHVBienville, Lincoln, Red River50 min
Mar 20, 10:54 AM CDTSpecial Weather StatementSHVGrant, LaSalle66 min
Mar 20, 11:52 AM CDTRiver Flood WarningSHVGrant, Natchitoches, Red River5 days
Mar 19, 9:03 PM CDTSpecial Weather StatementSHVLittle River42 min

Nearby

River Flood Warnings in Texas, 2020Every 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.