Alert archive / Mississippi / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 284, NWS Jackson, MS

May 18, 2025Grenada County, Mississippi

NWS Jackson, MS issued this severe thunderstorm warning at May 18, 2025, 9:48 AM CDT for Grenada County, Mississippi. It was in force for 42 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 18, 2025, 9:48 AM CDT (14:48 UTC)
Expired: May 18, 2025, 10:30 AM CDT
In force: 42 min
Issued by: NWS Jackson, MS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Grenada County, MS

The radar

The Columbus AFB radar (KGWX), 137 km from the middle of the area, began a volume at 14:47 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Jackson, MS wrote its last area forecast discussion before this severe thunderstorm warning went out at May 18, 7:00 AM CDT, 2 hours 48 minutes earlier.

Area forecast discussion, May 18, 7:00 AM CDT, 2 hours 48 minutes before

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In the hours before

Special weather statement, May 18, 4:55 AM CDT, 4 hours 53 minutes 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.
      </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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Local storm report, May 18, 5:06 AM CDT, 4 hours 42 minutes before

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<head>
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  <title>Service Notice</title>
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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.
      </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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Local storm report, May 18, 5:09 AM CDT, 4 hours 39 minutes before

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<head>
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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>
  <script src="index.js"></script>
</body>
</html>

Local storm report, May 18, 5:30 AM CDT, 4 hours 18 minutes before

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<html lang="en">
<head>
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  <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, May 18, 8:16 AM CDT, 1 hour 32 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, May 18, 8:17 AM CDT, 1 hour 31 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 Jackson, MS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 17, 7:01 PM CDT	Special Weather Statement	JAN	Issaquena, Sharkey	59 min
May 17, 7:16 PM CDT	Special Weather Statement	JAN	Yazoo	59 min
May 18, 1:30 AM CDT	Severe Thunderstorm Warning	JAN	Bolivar, Sunflower	45 min
May 18, 2:06 AM CDT	Special Weather Statement	JAN	Bolivar, Leflore, Sunflower	54 min
May 18, 2:16 AM CDT	Severe Thunderstorm Warning	JAN	Leflore, Sunflower	44 min
May 18, 2:39 AM CDT	Severe Thunderstorm Warning	JAN	Carroll, Grenada, Leflore, Montgomery, Sunflower	66 min
May 18, 2:58 AM CDT	Tornado Warning	JAN	Carroll, Leflore, Montgomery	49 min
May 18, 3:28 AM CDT	Tornado Warning	JAN	Attala, Carroll, Choctaw, Montgomery	20 min
May 18, 3:53 AM CDT	Special Weather Statement	JAN	Choctaw, Montgomery, Webster	52 min
May 18, 4:23 AM CDT	Special Weather Statement	JAN	Clay	52 min
May 18, 4:55 AM CDT	Special Weather Statement	JAN	Lowndes	35 min
May 18, 8:35 AM CDT	Severe Thunderstorm Warning	JAN	Bolivar	40 min
May 18, 9:21 AM CDT	River Flood Warning	JAN	Carroll, Leflore	26 hr
May 18, 10:56 AM CDT	Severe Thunderstorm Warning	JAN	Clay	49 min
May 18, 11:26 AM CDT	Severe Thunderstorm Warning	JAN	Lowndes	34 min
May 18, 3:05 PM CDT	Special Weather Statement	JAN	West Carroll	25 min
May 18, 5:46 PM CDT	Special Weather Statement	JAN	Morehouse	29 min

Nearby

Severe Thunderstorm Warnings in Mississippi, 2025 Every severe thunderstorm warning in 2025

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.