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Ship John Shoal, NJ tide chart and marine alerts

NOAA station 8537121 · 39.305°N, 75.377°W. Get an email only when the NWS issues a marine or coastal alert here, or the tide runs unusually high or low.

NOAA station 8537121

Ship John Shoal, NJ

Tide now4.5 ft↑ rising · predicted
Next high11:17 PM5.2 ft
Next low5:26 AM0.6 ft
0.4 ft 4:49 AM6.4 ft 10:49 AM0.4 ft 5:36 PM5.2 ft 11:17 PM
  • WindESE 11 ktgusts 11
  • Water58°F
  • Air56°F
  • NOAA sensors · 9:42 PM

No active NWS marine or coastal alerts here

NOAA sensor 5.5 ft at 9:42 PM (+1.1 ft vs prediction)Times EST · NOAA source

Today and tomorrow

12 AM6 AM12 PM6 PM02468Unusually high: 7.8 ft0.4 ft 4:49 AM6.4 ft 10:49 AM0.4 ft 5:36 PM5.2 ft 11:17 PM0.6 ft 5:26 AM6.2 ft 11:27 AM0.5 ft 6:16 PM5.0 ft 11:58 PM

Next 7 days Shape drawn between NOAA's predicted highs and lows

11 Wed12 Thu13 Fri14 Sat15 Sun16 Mon17 Tue0246

7-day tides, sun and moon Times EST · feet above MLLW

DayHigh tidesLow tidesSunrise
Sunset
Moon
Wed, Nov 1110:49 AM 6.4 ft11:17 PM 5.2 ft4:49 AM 0.4 ft5:36 PM 0.4 ft6:39 AM
4:51 PM
Waxing crescent 6%
Thu, Nov 1211:27 AM 6.2 ft11:58 PM 5.0 ft5:26 AM 0.6 ft6:16 PM 0.5 ft6:41 AM
4:50 PM
Waxing crescent 11%
Fri, Nov 1312:07 PM 6.1 ft6:03 AM 0.7 ft6:56 PM 0.7 ft6:42 AM
4:49 PM
Waxing crescent 18%
Sat, Nov 1412:40 AM 4.9 ft12:48 PM 5.9 ft6:43 AM 0.8 ft7:39 PM 0.8 ft6:43 AM
4:48 PM
Waxing crescent 25%
Sun, Nov 151:25 AM 4.8 ft1:34 PM 5.8 ft7:28 AM 0.9 ft8:25 PM 0.8 ft6:44 AM
4:47 PM
Waxing crescent 34%
Mon, Nov 162:12 AM 4.8 ft2:23 PM 5.7 ft8:19 AM 1.0 ft9:13 PM 0.8 ft6:45 AM
4:47 PM
Waxing crescent 43%
Tue, Nov 173:03 AM 4.8 ft3:17 PM 5.6 ft9:15 AM 1.0 ft10:02 PM 0.7 ft6:46 AM
4:46 PM
First quarter 53%

Tides: NOAA CO-OPS predictions. Sun and moon: computed for this station's coordinates with NOAA's solar equations and standard lunar formulas.

Today Wednesday, Nov 11

TideTime (EST)Height
Low4:49 AM0.4 ft
High10:49 AM6.4 ft
Low5:36 PM0.4 ft
High11:17 PM5.2 ft

Tomorrow Thursday, Nov 12

TideTime (EST)Height
Low5:26 AM0.6 ft
High11:27 AM6.2 ft
Low6:16 PM0.5 ft
High11:58 PM5.0 ft

Friday Friday, Nov 13

TideTime (EST)Height
Low6:03 AM0.7 ft
High12:07 PM6.1 ft
Low6:56 PM0.7 ft

Active NWS alerts

No active NWS marine or coastal alerts cover this station right now (checked 9:51 PM EST).

Marine forecast ANZ430 · Delaware Bay waters north of East Point NJ to Slaughter Beach DE

Tonight
SE winds 10 to 15 kt. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds.
Thu
SE winds around 10 kt, becoming SW in the afternoon. Seas 1 foot or less. Wave Detail: SE 1 foot at 3 seconds. Showers likely.
Thu Night
NW winds 10 to 15 kt, increasing to 15 to 20 kt after midnight. Seas 1 foot or less, then around 2 ft after midnight. Wave Detail: W 1 foot at 2 seconds, becoming NW 2 ft at 3 seconds. A chance of rain.
Fri
NW winds 15 to 20 kt with gusts up to 25 kt. Seas 2 to 3 ft. Wave Detail: NW 2 ft at 3 seconds. A chance of rain in the morning.

National Weather Service, issued Wed 5:54 PM EST. Official forecast for ANZ430

Unusual tides here

We flag a predicted high at or above 7.8 ft MLLW (0.5 m above mean higher high water (MHHW), NOAA's national proxy for minor high-tide flooding, because NOAA lists no station threshold). We flag a predicted low at or below −1.0 ft MLLW. Mean higher high water is 6.2 ft.

No predicted tide in the next few days crosses either line.

Official sources

Predictions are astronomical tides. Wind and pressure can move the real water level a foot or more. NOAA's sensor here read 5.5 ft at 9:42 PM.

Ship John Shoal, NJ: common questions

When is the next high tide at Ship John Shoal, NJ?

NOAA predicts the next high tide at Ship John Shoal, NJ at Wed 11:17 PM EST, 5.2 ft above mean lower low water (MLLW).

When is the next low tide at Ship John Shoal, NJ?

The next predicted low tide is at Thu 5:26 AM EST, 0.6 ft relative to MLLW.

What is the water temperature at Ship John Shoal, NJ?

NOAA's sensor at station 8537121 read 58°F at Wed 9:42 PM EST.

Is there a marine alert for Ship John Shoal, NJ right now?

No. When this page was built, no NWS marine or coastal alert covered this station.

What are these tide heights measured from?

Heights are in feet above mean lower low water (MLLW), the average of the lower of the two daily low tides. A negative number means the water is below that average.

How do I get an email when something happens at Ship John Shoal, NJ?

Enter your email at the top of this page. You get one confirmation email, then nothing until the NWS issues a marine or coastal alert here or the tide is predicted unusually high or low. Unsubscribe in one click.