Alert archive / Mississippi / River Flood Warnings in 2018

River Flood Warning 52, NWS New Orleans, LA

September 3, 2018Harrison County, Mississippi

NWS New Orleans, LA issued this river flood warning at Sep 3, 2018, 9:11 PM CDT for Harrison County, Mississippi. It took effect at Sep 5, 2018, 10:45 AM CDT. It was in force for .

The area

The counties it named.

The facts

Issued: Sep 3, 2018, 9:11 PM CDT (02:11 UTC)
In effect from: Sep 5, 2018, 10:45 AM CDT
Expired: Sep 5, 2018, 1:58 AM CDT
In force
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Flood severity: Minor

County Harrison County, MS

The radar

The Mobile radar (KMOB), 86 km from the middle of the area, began a volume at 02:11 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 Wolf River above Gulfport (GLFM6).

Action stage: 7 ft
Minor stage: 8 ft
Moderate stage: 12 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02481521, 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 New Orleans, LA wrote its last area forecast discussion before this river flood warning went out at Sep 3, 5:15 PM CDT, 3 hours 56 minutes earlier.

Area forecast discussion, Sep 3, 5:15 PM CDT, 3 hours 56 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>

Hazardous weather outlook, Sep 3, 5:15 PM CDT, 3 hours 56 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>

In the hours before

Special weather statement, Sep 3, 4:11 PM CDT, 5 hours before

Special Weather Statement
National Weather Service New Orleans LA
411 PM CDT MON SEP 3 2018

LAZ034>036-047-048-032200-
East Feliciana-Pointe Coupee-West Baton Rouge-West Feliciana-East
Baton Rouge-
411 PM CDT MON SEP 3 2018

...A STRONG THUNDERSTORM WILL AFFECT SOUTHEASTERN WEST FELICIANA...
CENTRAL WEST BATON ROUGE...EAST CENTRAL POINTE COUPEE...SOUTHWESTERN
EAST FELICIANA AND NORTHWESTERN EAST BATON ROUGE PARISHES...

At 410 PM CDT, a strong thunderstorm was located near Baker, moving
northwest at 25 mph.

Winds in excess of 30 mph are possible with this storm.

Locations impacted include...
Baton Rouge, Zachary, Baker, Port Allen, New Roads, Jackson, St.
Francisville, Slaughter, Wakefield, Spillman, Brownfields and Baton
Rouge Airport.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 3061 9100 3043 9126 3079 9161 3095 9124
TIME...MOT...LOC 2110Z 136DEG 22KT 3062 9121

Special weather statement, Sep 3, 4:13 PM CDT, 4 hours 58 minutes before

Special Weather Statement
National Weather Service New Orleans LA
413 PM CDT MON SEP 3 2018

LAZ057>060-032200-
St. Charles-St. John The Baptist-Upper Lafourche-St. James-
413 PM CDT MON SEP 3 2018

...A STRONG THUNDERSTORM WILL AFFECT SOUTHWESTERN ST. JOHN THE
BAPTIST...SOUTHEASTERN ST. JAMES...SOUTHWESTERN ST. CHARLES AND NORTH
CENTRAL LAFOURCHE PARISHES...

At 413 PM CDT, a strong thunderstorm was located near Bayou Gauche,
or 13 miles northwest of Larose, moving northwest at 25 mph.

Locations impacted include...
Gramercy, Lutcher, Mathews, Paradis, Des Allemands, South Vacherie,
North Vacherie, Garyville, Wallace, Raceland, Chackbay, Bayou Gauche
and Edgard.

Torrential rainfall is also occurring with this storm, and may cause
localized flooding. Do not drive your vehicle through flooded
roadways.

LAT...LON 2975 9033 2962 9048 2991 9086 3009 9063
TIME...MOT...LOC 2113Z 136DEG 21KT 2974 9047

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 4, 9:40 AM CDT	Special Weather Statement	LIX	Orleans	20 min
Sep 4, 4:38 PM CDT	Special Weather Statement	LIX	Saint Tammany	37 min
Sep 3, 9:11 PM CDT	River Flood Warning	LIX	Harrison	29 hr
Sep 3, 9:11 PM CDT	River Flood Warning	LIX	Harrison	29 hr

Nearby

River Flood Warnings in Mississippi, 2018 Every river flood warning in 2018

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.