Alert archive / Mississippi / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 46, NWS New Orleans, LA

May 13, 2022East Feliciana Parish, Saint Helena Parish, Louisiana; Amite County, Pike County, Wilkinson County, Mississippi

NWS New Orleans, LA issued this severe thunderstorm warning at May 13, 2022, 1:44 PM CDT for East Feliciana Parish, Saint Helena Parish, Louisiana; Amite County, Pike County, Wilkinson County, Mississippi. It was in force for 46 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: May 13, 2022, 1:44 PM CDT (18:44 UTC)
Expired: May 13, 2022, 2:30 PM CDT
In force: 46 min
Issued by: NWS New Orleans, LA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties East Feliciana Parish, LA, Saint Helena Parish, LA, Amite County, MS, Pike County, MS, Wilkinson County, MS

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 6.7 hours before the alert went out and 141 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 321 J/kg
Mixed-layer CIN: -106 J/kg
Mixed-layer LCL: 953 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: 40 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at May 13, 1:05 PM CDT, 39 minutes earlier.

Area forecast discussion, May 13, 1:05 PM CDT, 39 minutes before

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In the hours before

Special weather statement, May 13, 1:13 PM CDT, 31 minutes before

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  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
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  <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.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

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

Issued	Product	Office	Counties	Lasted
May 12, 8:15 PM CDT	Special Weather Statement	LIX	Saint Helena	45 min
May 12, 9:00 PM CDT	Severe Thunderstorm Warning	LIX	East Baton Rouge, East Feliciana, Livingston, Saint Helena	37 min
May 12, 9:30 PM CDT	Special Weather Statement	LIX	East Baton Rouge	60 min
May 12, 11:02 PM CDT	Special Marine Warning	LIX		43 min
May 13, 12:19 AM CDT	Special Weather Statement	LIX	Jefferson, Lafourche, Saint Charles	56 min
May 13, 1:58 AM CDT	Special Marine Warning	LIX		62 min
May 13, 3:01 AM CDT	Special Marine Warning	LIX		59 min
May 13, 3:56 AM CDT	Special Marine Warning	LIX		64 min
May 13, 6:09 AM CDT	Special Marine Warning	LIX		66 min
May 13, 7:07 AM CDT	Special Marine Warning	LIX		83 min
May 13, 1:13 PM CDT	Special Weather Statement	LIX	Saint Helena	32 min
May 13, 1:21 PM CDT	Special Marine Warning	LIX		54 min
May 13, 2:26 PM CDT	Special Weather Statement	LIX	East Baton Rouge, East Feliciana, Saint Helena	49 min
May 13, 3:09 PM CDT	Special Weather Statement	LIX	Saint James	36 min
May 13, 3:17 PM CDT	Special Weather Statement	LIX	Ascension, East Baton Rouge	28 min
May 13, 3:28 PM CDT	Special Weather Statement	LIX	Iberville, West Baton Rouge	32 min
May 13, 3:40 PM CDT	Special Weather Statement	LIX	Saint Tammany	20 min
May 13, 3:44 PM CDT	Flash Flood Warning	LIX	Ascension, Assumption, Iberville, Saint James	3 hr
May 13, 3:45 PM CDT	Special Weather Statement	LIX	Saint James	15 min
May 13, 3:47 PM CDT	Flash Flood Warning	LIX	Ascension, East Baton Rouge, Livingston, West Baton Rouge	3 hr
May 13, 3:49 PM CDT	Severe Thunderstorm Warning	LIX	Ascension, East Baton Rouge, Iberville, Livingston, Saint James, Saint John the Baptist and 1 more	41 min
May 13, 3:56 PM CDT	Special Marine Warning	LIX		64 min
May 13, 4:03 PM CDT	Severe Thunderstorm Warning	LIX	Saint Tammany	31 min
May 13, 4:06 PM CDT	Special Marine Warning	LIX		66 min
May 13, 4:14 PM CDT	Flash Flood Warning	LIX	Iberville, Pointe Coupee, West Baton Rouge	2 hr
May 13, 4:18 PM CDT	Areal Flood Advisory	LIX	Saint Tammany, Washington	2 hr
May 13, 4:20 PM CDT	Severe Thunderstorm Warning	LIX	Ascension, Assumption, Iberville, Lafourche, Saint Charles, Saint James and 2 more	40 min
May 13, 5:01 PM CDT	Special Weather Statement	LIX	Assumption	29 min
May 13, 5:10 PM CDT	Severe Thunderstorm Warning	LIX	Jefferson, Plaquemines	50 min
May 13, 5:29 PM CDT	Special Weather Statement	LIX	Jefferson, Lafourche	31 min
May 13, 6:01 PM CDT	Special Marine Warning	LIX		119 min
May 13, 6:25 PM CDT	Special Weather Statement	LIX	Jefferson	35 min
May 12, 7:56 PM CDT	Special Weather Statement	LIX	Amite	49 min
May 12, 9:55 PM CDT	Special Weather Statement	LIX	Amite	65 min
May 13, 2:38 PM CDT	Special Weather Statement	LIX	Walthall	22 min
May 13, 2:50 PM CDT	Special Weather Statement	LIX	Pearl River	25 min
May 13, 3:05 PM CDT	Special Weather Statement	LIX	Walthall	25 min
May 13, 6:59 PM CDT	Special Weather Statement	LIX	George	31 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2022 Severe Thunderstorm Warnings in Louisiana, 2022 Every severe thunderstorm warning in 2022

Sources

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