Alert archive / Louisiana / Special Marine Warnings in 2021

Special Marine Warning 413, NWS New Orleans, LA

July 12, 2021

NWS New Orleans, LA issued this special marine warning at Jul 12, 2021, 1:43 PM CDT. It was in force for 62 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
Jul 12, 2021, 1:43 PM CDT (18:43 UTC)
Expired
Jul 12, 2021, 2:45 PM CDT
In force
62 min
Issued by
NWS New Orleans, LA
Area
Storm-based polygon
Hail
0.0 in
Wind
34.0 mph

What forecasters said that day

The local office's own words before this special marine warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New Orleans, LA wrote its last area forecast discussion before this special marine warning went out at Jul 12, 12:37 PM CDT, 1 hour 6 minutes earlier.

Area forecast discussion, Jul 12, 12:37 PM CDT, 1 hour 6 minutes before
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In the hours before

Local storm report, Jul 12, 11:45 AM CDT, 1 hour 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE NEW ORLEANS LA
1145 AM CDT MON JUL 12 2021

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1143 AM     TSTM WND GST     13 SSW MANDEVILLE       30.19N 90.12W
07/12/2021  M46 MPH          GMZ530             LA   MESONET

            SENSOR RECORDED 46 MPH WIND GUST.

&&

KO
Special weather statement, Jul 12, 11:49 AM CDT, 1 hour 54 minutes before
Special Weather Statement
National Weather Service New Orleans LA
1149 AM CDT Mon Jul 12 2021

LAZ061-077-121715-
Western Orleans-Upper Jefferson-
1149 AM CDT Mon Jul 12 2021

...A STRONG THUNDERSTORM WILL AFFECT WEST CENTRAL ORLEANS AND
NORTHWESTERN JEFFERSON PARISHES...

At 1149 AM CDT, a strong thunderstorm was located over Metairie,
moving east at 25 mph.

Winds in excess of 40 mph are possible with this storm.

Locations impacted include...
New Orleans, Metairie, Avondale, Harvey, Jefferson, Gretna, Harahan,
Westwego, Elmwood, Bridge City, River Ridge, Waggaman, New Orleans
Armstrong Airport and Lakefront Airport.

This includes the following Interstates...
 Interstate 10 in Louisiana between mile markers 222 and 243.
 Interstate 610 between mile markers 1 and 4.

If outdoors, consider seeking shelter inside a building.

LAT...LON 2997 9028 3005 9028 3002 9018 3002 9011
      3004 9006 3003 9003 3006 9003 3004 9002
      3005 8998 2991 9006 2991 9027
TIME...MOT...LOC 1649Z 273DEG 20KT 3000 9021

TB
Local storm report, Jul 12, 12:10 PM CDT, 1 hour 33 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>
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</body>
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Special weather statement, Jul 12, 12:23 PM CDT, 1 hour 20 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, Jul 12, 12:24 PM CDT, 1 hour 19 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, Jul 12, 1:27 PM CDT, 16 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 New Orleans, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 3:50 AM CDTRiver Flood WarningLIXSaint Tammany31 hr
Jul 12, 3:50 AM CDTRiver Flood WarningLIXSaint Tammany10 hr
Jul 12, 5:45 AM CDTRiver Flood WarningLIXSaint Tammany30 hr
Jul 12, 7:23 AM CDTSpecial Weather StatementLIXWest Feliciana52 min
Jul 12, 8:04 AM CDTSpecial Weather StatementLIXEast Feliciana, Pointe Coupee, West Feliciana56 min
Jul 12, 9:00 AM CDTSpecial Weather StatementLIXEast Baton Rouge, East Feliciana, Pointe Coupee, Saint Helena, West Baton Rouge, West Feliciana30 min
Jul 12, 10:56 AM CDTSpecial Marine WarningLIX64 min
Jul 12, 11:07 AM CDTSevere Thunderstorm WarningLIXJefferson8 min
Jul 12, 11:14 AM CDTSpecial Weather StatementLIXSaint Tammany46 min
Jul 12, 11:49 AM CDTSpecial Weather StatementLIXOrleans26 min
Jul 12, 11:56 AM CDTSpecial Marine WarningLIX49 min
Jul 12, 12:05 PM CDTAreal Flood AdvisoryLIXSaint Tammany115 min
Jul 12, 12:15 PM CDTSpecial Marine WarningLIX60 min
Jul 12, 12:23 PM CDTSpecial Weather StatementLIXJefferson, Lafourche67 min
Jul 12, 1:11 PM CDTSpecial Marine WarningLIX64 min
Jul 12, 2:13 PM CDTSpecial Marine WarningLIX62 min
Jul 12, 3:11 PM CDTSpecial Marine WarningLIX64 min
Jul 12, 4:10 PM CDTSpecial Marine WarningLIX65 min
Jul 11, 7:32 PM CDTRiver Flood WarningLIXHarrison38 hr
Jul 12, 6:01 AM CDTRiver Flood WarningLIXPearl River38 hr
Jul 12, 10:17 AM CDTSpecial Weather StatementLIXPearl River43 min
Jul 12, 1:27 PM CDTSpecial Weather StatementLIXJackson63 min

Nearby

Special Marine Warnings in Louisiana, 2021Every special marine warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.