Alert archive / New Jersey / Special Marine Warnings in 2025

Special Marine Warning 59, NWS Philadelphia/Mount Holly

June 30, 2025

NWS Philadelphia/Mount Holly issued this special marine warning at Jun 30, 2025, 1:41 PM EDT. It was in force for 64 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: Jun 30, 2025, 1:41 PM EDT (17:41 UTC)
Expired: Jun 30, 2025, 2:45 PM EDT
In force: 64 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 0.75 in
Wind: 40.0 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 Philadelphia/Mount Holly wrote its last area forecast discussion before this special marine warning went out at Jun 30, 9:42 AM EDT, 3 hours 59 minutes earlier.

Area forecast discussion, Jun 30, 9:42 AM EDT, 3 hours 59 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

Local storm report, Jun 30, 1:33 PM EDT, 8 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, Jun 30, 1:34 PM EDT, 7 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, Jun 30, 1:35 PM EDT, 6 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, Jun 30, 1:36 PM EDT, 5 minutes before

Preliminary Local Storm Report
National Weather Service Mount Holly NJ
136 PM EDT Mon Jun 30 2025

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

0121 PM     Marine Tstm Wind 2 SW Long Neck          38.59N 75.18W
06/30/2025  M49 MPH          Sussex             DE   Mesonet

            Corrects previous marine tstm wind report
            from 2 SW Long Neck. Wunderground station
            KDEMILLS141.

&&

Staarmann

Local storm report, Jun 30, 1:37 PM EDT, 4 minutes before

Preliminary Local Storm Report
National Weather Service Mount Holly NJ
137 PM EDT Mon Jun 30 2025

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

0121 PM     Tstm Wnd Gst     2 SW Long Neck          38.59N 75.18W
06/30/2025  M49 MPH          Sussex             DE   Mesonet

            Wunderground station KDEMILLS141.

&&

Staarmann

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 30, 2:23 AM EDT	Severe Thunderstorm Warning	PHI	Cumberland, Gloucester, Salem	52 min
Jun 30, 3:19 AM EDT	Heat Advisory	PHI	Burlington, Camden, Gloucester, Mercer	13 hr
Jun 30, 3:20 AM EDT	Small Craft Advisory	PHI		47 hr
Jun 30, 3:44 AM EDT	Special Marine Warning	PHI		61 min
Jun 30, 4:32 AM EDT	Flash Flood Warning	PHI	Atlantic, Cumberland	103 min
Jun 30, 4:42 AM EDT	Special Marine Warning	PHI		93 min
Jun 30, 5:20 AM EDT	Special Marine Warning	PHI		85 min
Jun 30, 5:37 AM EDT	Severe Thunderstorm Warning	PHI	Cape May	23 min
Jun 30, 7:51 AM EDT	Special Marine Warning	PHI		37 min
Jun 30, 12:45 PM EDT	Special Marine Warning	PHI		60 min
Jun 30, 1:28 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	47 min
Jun 30, 1:44 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Ocean	46 min
Jun 30, 2:19 PM EDT	Flash Flood Warning	PHI	Camden, Gloucester	4 hr
Jun 30, 2:35 PM EDT	Special Marine Warning	PHI		55 min
Jun 30, 3:14 PM EDT	Severe Thunderstorm Warning	PHI	Burlington	46 min
Jun 30, 3:52 PM EDT	Severe Thunderstorm Warning	PHI	Gloucester, Salem	38 min
Jun 30, 3:53 PM EDT	Special Marine Warning	PHI		67 min
Jun 30, 4:03 PM EDT	Severe Thunderstorm Warning	PHI	Mercer, Middlesex, Monmouth, Somerset	42 min
Jun 30, 4:24 PM EDT	Severe Thunderstorm Warning Considerable damage threat	PHI	Mercer, Middlesex, Somerset	51 min
Jun 30, 2:14 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Delaware	46 min
Jun 30, 5:14 PM EDT	Severe Thunderstorm Warning	PHI	Monroe	46 min
Jun 30, 7:30 PM EDT	Severe Thunderstorm Warning	PHI	Carbon	33 min
Jun 30, 7:38 PM EDT	Areal Flood Warning	PHI	Berks	16 hr
Jun 30, 1:16 PM EDT	Severe Thunderstorm Warning	PHI	Sussex	44 min
Jun 30, 1:34 PM EDT	Flash Flood Warning	PHI	Sussex	3 hr
Jun 30, 1:55 PM EDT	Flash Flood Warning	PHI	New Castle	4 hr

Nearby

Special Marine Warnings in New Jersey, 2025 Every special marine 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.