Alert archive / New Jersey / Special Marine Warnings in 2026

Special Marine Warning 129, NWS Philadelphia/Mount Holly

August 7, 2026

NWS Philadelphia/Mount Holly issued this special marine warning at Aug 7, 2026, 5:45 PM EDT. It was in force for 60 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: Aug 7, 2026, 5:45 PM EDT (21:45 UTC)
Expired: Aug 7, 2026, 6:45 PM EDT
In force: 60 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 0.0 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 Aug 7, 4:10 PM EDT, 1 hour 35 minutes earlier.

Area forecast discussion, Aug 7, 4:10 PM EDT, 1 hour 35 minutes before

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Hazardous weather outlook, Aug 7, 5:07 AM EDT, 12 hours 38 minutes before

Hazardous Weather Outlook
National Weather Service Mount Holly NJ
507 AM EDT Fri Aug 7 2026

MDZ012-015-019-020-080915-
Kent MD-Queen Annes-Talbot-Caroline-
507 AM EDT Fri Aug 7 2026

This Hazardous Weather Outlook is for northeast Maryland.

.DAY ONE...Today and tonight.

There is a risk of severe thunderstorms late this afternoon and
evening, with potential for damaging winds and locally heavy
rainfall leading to flash flooding being the main threats.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday.

Hot and very humid conditions will persist through Tuesday along
with daily chances for showers and thunderstorms. Any stronger
thunderstorms may produce locally damaging wind gusts and locally
heavy rainfall, which could lead to flash flooding.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.

Staarmann

In the hours before

Local storm report, Aug 7, 5:07 PM EDT, 38 minutes before

Preliminary Local Storm Report
National Weather Service Mount Holly NJ
507 PM EDT Fri Aug 7 2026

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

0355 PM     Tstm Wnd Dmg     North Whitehall Twp     40.69N 75.59W
08/07/2026                   Lehigh             PA   Public

            Trees down in North Whitehall Twp. Time
            estimated by radar.

&&

Local storm report, Aug 7, 5:08 PM EDT, 37 minutes before

Preliminary Local Storm Report
National Weather Service Mount Holly NJ
508 PM EDT Fri Aug 7 2026

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

0329 PM     Tstm Wnd Dmg     2 NW Bernville          40.45N 76.14W
08/07/2026                   Berks              PA   Fire Dept/Rescue

            Tree down. Time estimated from radar.

&&

NG

Local storm report, Aug 7, 5:09 PM EDT, 36 minutes before

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Local storm report, Aug 7, 5:11 PM EDT, 34 minutes before

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Local storm report, Aug 7, 5:12 PM EDT, 33 minutes before

Preliminary Local Storm Report
National Weather Service Mount Holly NJ
512 PM EDT Fri Aug 7 2026

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

0344 PM     Tstm Wnd Dmg     Windsor Twp.            40.57N 75.95W
08/07/2026                   Berks              PA   Fire Dept/Rescue

            Tree down. Time estimated from radar.

&&

NG

Local storm report, Aug 7, 5:13 PM EDT, 32 minutes before

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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        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 Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 7, 2:38 PM EDT	Severe Thunderstorm Warning	PHI	Sussex	50 min
Aug 7, 2:53 PM EDT	Severe Thunderstorm Warning	PHI	Warren	67 min
Aug 7, 3:16 PM EDT	Severe Thunderstorm Warning	PHI	Warren	44 min
Aug 7, 3:25 PM EDT	Severe Thunderstorm Warning	PHI	Warren	65 min
Aug 7, 4:06 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Morris, Sussex, Warren	54 min
Aug 7, 4:24 PM EDT	Flash Flood Warning	PHI	Sussex, Warren	4 hr
Aug 7, 4:42 PM EDT	Severe Thunderstorm Warning	PHI	Monmouth	25 min
Aug 7, 4:43 PM EDT	Special Marine Warning	PHI		48 min
Aug 7, 4:50 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Mercer, Middlesex, Monmouth, Morris, Somerset and 1 more	55 min
Aug 7, 4:56 PM EDT	Flash Flood Warning	PHI	Hunterdon, Morris, Sussex, Warren	3 hr
Aug 7, 5:01 PM EDT	Flash Flood Warning	PHI	Hunterdon, Warren	3 hr
Aug 7, 5:01 PM EDT	Severe Thunderstorm Warning	PHI	Mercer	44 min
Aug 7, 5:18 PM EDT	Flash Flood Warning	PHI	Hunterdon, Morris, Somerset, Sussex	3 hr
Aug 7, 5:34 PM EDT	Flash Flood Warning	PHI	Burlington, Mercer	3 hr
Aug 7, 5:40 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Mercer, Middlesex, Monmouth, Ocean, Somerset	50 min
Aug 7, 5:42 PM EDT	Flash Flood Warning	PHI	Mercer, Middlesex, Morris, Somerset	3 hr
Aug 7, 5:48 PM EDT	Special Marine Warning	PHI		57 min
Aug 7, 6:37 PM EDT	Special Marine Warning	PHI		53 min
Aug 7, 6:39 PM EDT	Flash Flood Warning	PHI	Monmouth	3 hr
Aug 7, 7:19 PM EDT	Areal Flood Warning	PHI	Warren	4 hr
Aug 7, 2:58 PM EDT	Severe Thunderstorm Warning	PHI	Berks, Lehigh	62 min
Aug 7, 3:25 PM EDT	Flash Flood Warning	PHI	Berks	3 hr
Aug 7, 3:37 PM EDT	Flash Flood Warning	PHI	Monroe, Northampton	3 hr
Aug 7, 4:04 PM EDT	Flash Flood Warning	PHI	Berks, Carbon, Lehigh, Monroe, Northampton	2 hr
Aug 7, 4:56 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Delaware	64 min

Nearby

Special Marine Warnings in New Jersey, 2026 Every special marine warning in 2026

Sources

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