Alaska tide station

Sagchudak Island tide times

Today, Sunday, October 18, 2026: high tide at 1:41 PM (4.4 ft) and 6:45 PM (4.2 ft); low tide at 3:16 AM (-0.2 ft) and 4:36 PM (4.2 ft). Water temperature 47.5 F at buoy ATKA2 (19 mi away).

NOAA station 9461667 · Subordinate station · MLLW datum · times in HDT · sunrise 9:09 AM, sunset 7:37 PM · first quarter (53% lit)

Low tide▼

3:16AM

-0.2FT MLLW

low

High tide▲

1:41PM

4.4FT MLLW

high

Low tide▼

4:36PM

4.2FT MLLW

low

High tide▲

6:45PM

4.2FT MLLW

high

predicted height above MLLWnightnow (build time; your browser updates it)

As of 12:20 AM the tide is falling toward low tide at 3:16 AM (-0.2 ft).

First Quarter 53% litSunrise 9:09 AMSunset 7:37 PMDaylight 10h 28mHDT

High tide at Sagchudak Island, Alaska on October 18, 2026 is at 1:41 PM (4.4 ft above MLLW) and 6:45 PM (4.2 ft above MLLW).
Low tide at Sagchudak Island on October 18, 2026 is at 3:16 AM (-0.2 ft) and 4:36 PM (4.2 ft).
Today's tidal range at Sagchudak Island is 4.6 ft (highest high 4.4 ft, lowest low -0.2 ft).
The nearest NOAA water temperature to Sagchudak Island is 47.5 F at buoy ATKA2 (19 mi away), as of October 18, 2026.
Sunrise 9:09 AM, sunset 7:37 PM (HDT); moon first quarter, 53% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 9461667 (subordinate station), heights above MLLW.

Next 7 days at Sagchudak Island

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	3:16 AM-0.2 ft	1:41 PM4.4 ft	4:36 PM4.2 ft	6:45 PM4.2 ft	9:09 AM	7:37 PM	53%
Mon Oct 19	3:55 AM0.0 ft	2:06 PM4.1 ft	4:54 PM3.9 ft	8:01 PM3.9 ft	9:11 AM	7:35 PM	63%
Tue Oct 20	4:31 AM0.3 ft	2:16 PM3.8 ft	5:32 PM3.5 ft	9:14 PM3.6 ft	9:12 AM	7:33 PM	73%
Wed Oct 21	5:02 AM0.7 ft	2:08 PM3.6 ft	6:17 PM3.0 ft	10:42 PM3.2 ft	9:14 AM	7:31 PM	82%
Thu Oct 22	5:27 AM1.2 ft	1:53 PM3.5 ft	7:04 PM2.4 ft		9:16 AM	7:29 PM	89%
Fri Oct 23	12:39 AM2.8 ft	5:41 AM1.9 ft	1:41 PM3.6 ft	7:51 PM1.6 ft	9:18 AM	7:27 PM	95%
Sat Oct 24	3:20 AM2.7 ft	5:23 AM2.6 ft	1:32 PM3.9 ft	8:38 PM0.9 ft	9:19 AM	7:25 PM	99%

Water temperature near Sagchudak Island

47.5 F (8.6 C)

NDBC buoy ATKA2 (9461710 - Atka, AK), 19 mi away, observed 08:48 UTC October 18, 2026

Water temperature is the nearest NOAA reading to Sagchudak Island, not a measurement at the tide gauge itself (this station has no water-temperature sensor). See water temperature by state for every sensor and buoy.

Tide tables

High (▲) and low (▼) tides in HDT with sunrise, sunset and moon illumination. CSV of today's tides for every Alaska station.

October 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Thu Oct 1					8:40 AM	8:15 PM	70%
Fri Oct 2					8:41 AM	8:13 PM	60%
Sat Oct 3					8:43 AM	8:11 PM	50%
Sun Oct 4					8:45 AM	8:08 PM	39%
Mon Oct 5					8:46 AM	8:06 PM	29%
Tue Oct 6					8:48 AM	8:04 PM	20%
Wed Oct 7					8:50 AM	8:01 PM	12%
Thu Oct 8					8:52 AM	7:59 PM	6%
Fri Oct 9					8:53 AM	7:57 PM	2%
Sat Oct 10					8:55 AM	7:55 PM	0%
Sun Oct 11					8:57 AM	7:52 PM	0%
Mon Oct 12					8:58 AM	7:50 PM	3%
Tue Oct 13					9:00 AM	7:48 PM	8%
Wed Oct 14					9:02 AM	7:46 PM	14%
Thu Oct 15					9:04 AM	7:44 PM	23%
Fri Oct 16	1:52 AM-0.4 ft	12:27 PM4.8 ft			9:05 AM	7:41 PM	32%
Sat Oct 17	2:34 AM-0.4 ft	1:06 PM4.6 ft			9:07 AM	7:39 PM	42%
Sun Oct 18today	3:16 AM-0.2 ft	1:41 PM4.4 ft	4:36 PM4.2 ft	6:45 PM4.2 ft	9:09 AM	7:37 PM	53%
Mon Oct 19	3:55 AM0.0 ft	2:06 PM4.1 ft	4:54 PM3.9 ft	8:01 PM3.9 ft	9:11 AM	7:35 PM	63%
Tue Oct 20	4:31 AM0.3 ft	2:16 PM3.8 ft	5:32 PM3.5 ft	9:14 PM3.6 ft	9:12 AM	7:33 PM	73%
Wed Oct 21	5:02 AM0.7 ft	2:08 PM3.6 ft	6:17 PM3.0 ft	10:42 PM3.2 ft	9:14 AM	7:31 PM	82%
Thu Oct 22	5:27 AM1.2 ft	1:53 PM3.5 ft	7:04 PM2.4 ft		9:16 AM	7:29 PM	89%
Fri Oct 23	12:39 AM2.8 ft	5:41 AM1.9 ft	1:41 PM3.6 ft	7:51 PM1.6 ft	9:18 AM	7:27 PM	95%
Sat Oct 24	3:20 AM2.7 ft	5:23 AM2.6 ft	1:32 PM3.9 ft	8:38 PM0.9 ft	9:19 AM	7:25 PM	99%
Sun Oct 25	1:31 PM4.4 ft	9:25 PM0.1 ft			9:21 AM	7:23 PM	100%
Mon Oct 26	1:40 PM4.9 ft	10:14 PM-0.6 ft			9:23 AM	7:21 PM	99%
Tue Oct 27	2:04 PM5.3 ft	11:05 PM-1.1 ft			9:25 AM	7:19 PM	96%
Wed Oct 28	2:44 PM5.5 ft	11:58 PM-1.5 ft			9:27 AM	7:17 PM	91%
Thu Oct 29	3:43 PM5.6 ft				9:28 AM	7:15 PM	84%
Fri Oct 30	12:51 AM-1.7 ft	4:59 PM5.5 ft			9:30 AM	7:13 PM	75%
Sat Oct 31	1:43 AM-1.6 ft	12:23 PM5.0 ft	2:04 PM4.9 ft	6:23 PM5.1 ft	9:32 AM	7:11 PM	66%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	1:34 AM-1.3 ft	11:31 AM4.8 ft	2:20 PM4.3 ft	6:48 PM4.7 ft	8:34 AM	6:09 PM	55%
Mon Nov 2	2:23 AM-0.8 ft	11:42 AM4.5 ft	3:31 PM3.6 ft	8:16 PM4.1 ft	8:36 AM	6:07 PM	44%
Tue Nov 3	3:08 AM-0.1 ft	11:55 AM4.4 ft	4:39 PM2.8 ft	9:53 PM3.5 ft	8:37 AM	6:05 PM	34%
Wed Nov 4	3:49 AM0.7 ft	12:08 PM4.3 ft	5:43 PM2.0 ft	11:46 PM3.0 ft	8:39 AM	6:04 PM	24%
Thu Nov 5	4:23 AM1.6 ft	12:18 PM4.3 ft	6:40 PM1.2 ft		8:41 AM	6:02 PM	16%
Fri Nov 6	2:07 AM2.9 ft	4:46 AM2.5 ft	12:26 PM4.4 ft	7:30 PM0.5 ft	8:43 AM	6:00 PM	9%
Sat Nov 7	12:27 PM4.5 ft	8:15 PM-0.0 ft			8:45 AM	5:59 PM	4%
Sun Nov 8	12:18 PM4.7 ft	8:57 PM-0.4 ft			8:46 AM	5:57 PM	1%
Mon Nov 9	11:40 AM5.0 ft	9:35 PM-0.6 ft			8:48 AM	5:55 PM	0%
Tue Nov 10	10:32 AM5.2 ft	10:14 PM-0.7 ft			8:50 AM	5:54 PM	2%
Wed Nov 11	10:11 AM5.4 ft	10:52 PM-0.7 ft			8:52 AM	5:52 PM	5%
Thu Nov 12	10:25 AM5.4 ft	11:31 PM-0.6 ft			8:54 AM	5:51 PM	11%
Fri Nov 13	10:46 AM5.3 ft				8:55 AM	5:49 PM	18%
Sat Nov 14	12:10 AM-0.5 ft	11:08 AM5.2 ft			8:57 AM	5:48 PM	27%
Sun Nov 15	12:47 AM-0.3 ft	11:26 AM4.9 ft			8:59 AM	5:46 PM	37%
Mon Nov 16	1:22 AM-0.1 ft	11:38 AM4.7 ft			9:01 AM	5:45 PM	48%
Tue Nov 17	1:52 AM0.3 ft	11:38 AM4.4 ft			9:02 AM	5:44 PM	58%
Wed Nov 18	2:17 AM0.8 ft	11:29 AM4.3 ft			9:04 AM	5:42 PM	68%
Thu Nov 19	2:31 AM1.4 ft	11:16 AM4.3 ft	5:39 PM2.1 ft	10:46 PM2.4 ft	9:06 AM	5:41 PM	78%
Fri Nov 20	2:22 AM2.0 ft	11:06 AM4.5 ft	6:03 PM1.3 ft		9:07 AM	5:40 PM	86%
Sat Nov 21	11:01 AM4.8 ft	6:37 PM0.5 ft			9:09 AM	5:39 PM	93%
Sun Nov 22	11:04 AM5.3 ft	7:17 PM-0.3 ft			9:11 AM	5:38 PM	97%
Mon Nov 23	11:19 AM5.8 ft	8:03 PM-1.0 ft			9:12 AM	5:37 PM	100%
Tue Nov 24	11:47 AM6.2 ft	8:52 PM-1.5 ft			9:14 AM	5:36 PM	100%
Wed Nov 25	12:27 PM6.4 ft	9:44 PM-1.8 ft			9:15 AM	5:35 PM	98%
Thu Nov 26	1:19 PM6.3 ft	10:36 PM-1.9 ft			9:17 AM	5:34 PM	94%
Fri Nov 27	2:25 PM6.0 ft	11:28 PM-1.8 ft			9:19 AM	5:33 PM	88%
Sat Nov 28	3:46 PM5.4 ft				9:20 AM	5:32 PM	80%
Sun Nov 29	12:17 AM-1.4 ft	10:17 AM5.1 ft	1:34 PM4.6 ft	5:18 PM4.7 ft	9:22 AM	5:31 PM	71%
Mon Nov 30	1:04 AM-0.8 ft	10:22 AM5.0 ft	2:51 PM3.7 ft	6:59 PM3.9 ft	9:23 AM	5:30 PM	60%

How these predictions are made

Sagchudak Island is a subordinate station: NOAA derives its tides from the reference station Sweeper Cove, Kuluk Bay, Adak Island by applying fixed offsets.

High tide time

-1h 26m

relative to Sweeper Cove, Kuluk Bay, Adak Island

Low tide time

-2h 25m

relative to reference

High tide height

x1.24

ratio

Low tide height

x1.24

ratio

Nearby tide stations

Explorer Bay4.9 mi · next high 12:24 PM
Cape Utalug (4 miles west of)13 mi · next high 1:29 PM
Martin Harbor, Korovin Bay16 mi · next high 3:26 PM
Atka, Nazan Bay19 mi · next high 3:07 PM
Bechevin Bay27 mi · next high 3:18 PM
Atka Pass, east end36 mi · next high 2:00 PM

Questions

What time is high tide at Sagchudak Island today?

High tide at Sagchudak Island, Alaska on Sunday, October 18, 2026 is at 1:41 PM (4.4 ft above MLLW) and 6:45 PM (4.2 ft above MLLW), NOAA prediction, local time.

What time is low tide at Sagchudak Island today?

Low tide at Sagchudak Island on Sunday, October 18, 2026 is at 3:16 AM (-0.2 ft) and 4:36 PM (4.2 ft).

What is the water temperature at Sagchudak Island?

The nearest NOAA water-temperature reading to Sagchudak Island is 47.5 F at buoy ATKA2 (19 mi away), as of October 18, 2026.

Not for navigation. Predictions do not include weather; wind and pressure can move the real water level by a foot or more. Source: NOAA CO-OPS station 9461667.