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Elfin Cove, Port Althorp, AK tide chart and marine alerts

NOAA station 9452634 · 58.195°N, 136.347°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 9452634

Elfin Cove, Port Althorp, AK

Tide now0.8 ft↑ rising · predicted
Next high3:18 AM9.1 ft
Next low8:30 AM4.8 ft
9.5 ft 2:37 AM4.5 ft 7:53 AM11.5 ft 1:48 PM−0.1 ft 8:42 PM
  • Water48°F
  • NOAA sensors · 9:42 PM

Small Craft Advisory until Fri 5:00 PM +4 more

NOAA sensor 0.3 ft at 9:48 PM (−0.3 ft vs prediction)Times AKST · NOAA source

Today and tomorrow

12 AM6 AM12 PM6 PM04812Unusually high: 12.6 ftUnusually low: −1.0 ft9.5 ft 2:37 AM4.5 ft 7:53 AM11.5 ft 1:48 PM−0.1 ft 8:42 PM9.1 ft 3:18 AM4.8 ft 8:30 AM10.9 ft 2:22 PM0.5 ft 9:22 PM

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

12 Thu13 Fri14 Sat15 Sun16 Mon17 Tue18 Wed04812

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

DayHigh tidesLow tidesSunrise
Sunset
Moon
Thu, Nov 122:37 AM 9.5 ft1:48 PM 11.5 ft7:53 AM 4.5 ft8:42 PM −0.1 ft7:44 AM
3:54 PM
Waxing crescent 12%
Fri, Nov 133:18 AM 9.1 ft2:22 PM 10.9 ft8:30 AM 4.8 ft9:22 PM 0.5 ft7:47 AM
3:52 PM
Waxing crescent 19%
Sat, Nov 144:03 AM 8.7 ft3:01 PM 10.2 ft9:11 AM 5.2 ft10:06 PM 1.0 ft7:49 AM
3:50 PM
Waxing crescent 27%
Sun, Nov 154:54 AM 8.3 ft3:47 PM 9.5 ft10:03 AM 5.5 ft10:55 PM 1.6 ft7:51 AM
3:48 PM
Waxing crescent 36%
Mon, Nov 165:53 AM 8.2 ft4:46 PM 8.7 ft11:13 AM 5.5 ft11:50 PM 2.0 ft7:54 AM
3:46 PM
First quarter 45%
Tue, Nov 176:52 AM 8.4 ft6:03 PM 8.1 ft12:37 PM 5.2 ft7:56 AM
3:44 PM
First quarter 55%
Wed, Nov 187:44 AM 8.9 ft7:28 PM 7.8 ft12:50 AM 2.3 ft1:54 PM 4.3 ft7:58 AM
3:42 PM
Waxing gibbous 65%

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

Today Thursday, Nov 12

TideTime (AKST)Height
High2:37 AM9.5 ft
Low7:53 AM4.5 ft
High1:48 PM11.5 ft
Low8:42 PM−0.1 ft

Tomorrow Friday, Nov 13

TideTime (AKST)Height
High3:18 AM9.1 ft
Low8:30 AM4.8 ft
High2:22 PM10.9 ft
Low9:22 PM0.5 ft

Saturday Saturday, Nov 14

TideTime (AKST)Height
High4:03 AM8.7 ft
Low9:11 AM5.2 ft
High3:01 PM10.2 ft
Low10:06 PM1.0 ft

Active NWS alerts

Marine forecast PKZ022 · Cross Sound

Tonight
NE wind 15 kt. Seas 7 ft. S swell in the evening.
Fri
E wind 20 kt. Seas 9 ft.
Fri Night
E wind 20 kt. Seas 8 ft. S swell. Rain late.
Sat
E wind 20 kt. Seas 7 ft. S swell.
Sat Night
NE wind 20 kt. Seas 6 ft. Rain.
Sun
NE wind 20 kt. Seas 7 ft.
Mon
E wind 15 kt. Seas 7 ft.
Tue
E wind 15 kt. Seas 8 ft.

National Weather Service, issued Thu 2:49 PM AKST. Official forecast for PKZ022

Unusual tides here

We flag a predicted high at or above 12.6 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 11.0 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 0.3 ft at 9:48 PM.

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Elfin Cove, Port Althorp, AK: common questions

When is the next high tide at Elfin Cove, Port Althorp, AK?

NOAA predicts the next high tide at Elfin Cove, Port Althorp, AK at Fri 3:18 AM AKST, 9.1 ft above mean lower low water (MLLW).

When is the next low tide at Elfin Cove, Port Althorp, AK?

The next predicted low tide is at Fri 8:30 AM AKST, 4.8 ft relative to MLLW.

What is the water temperature at Elfin Cove, Port Althorp, AK?

NOAA's sensor at station 9452634 read 48°F at Thu 9:42 PM AKST.

Is there a marine alert for Elfin Cove, Port Althorp, AK right now?

Yes: Small Craft Advisory, Small Craft Advisory, Small Craft Advisory, Small Craft Advisory, Small Craft Advisory (National Weather Service).

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 Elfin Cove, Port Althorp, AK?

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.