Alaska tide station

Sand Bay, Great Sitkin Island tide times

Today, Sunday, October 18, 2026: high tide at 3:02 PM (3.4 ft); low tide at 5:21 AM (-0.2 ft). Water temperature 47.5 F at buoy ATKA2 (83 mi away).

NOAA station 9461453 · Subordinate station · MLLW datum · times in HDT · sunrise 9:15 AM, sunset 7:44 PM · first quarter (53% lit)

Low tide▼

5:21AM

-0.2FT MLLW

low

High tide▲

3:02PM

3.4FT 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 5:21 AM (-0.2 ft).

First Quarter 53% litSunrise 9:15 AMSunset 7:44 PMDaylight 10h 28mHDT

High tide at Sand Bay, Great Sitkin Island, Alaska on October 18, 2026 is at 3:02 PM (3.4 ft above MLLW).
Low tide at Sand Bay, Great Sitkin Island on October 18, 2026 is at 5:21 AM (-0.2 ft).
Today's tidal range at Sand Bay, Great Sitkin Island is 3.6 ft (highest high 3.4 ft, lowest low -0.2 ft).
The nearest NOAA water temperature to Sand Bay, Great Sitkin Island is 47.5 F at buoy ATKA2 (83 mi away), as of October 18, 2026.
Sunrise 9:15 AM, sunset 7:44 PM (HDT); moon first quarter, 53% illuminated.
Predictions are NOAA CO-OPS tide predictions for station 9461453 (subordinate station), heights above MLLW.

Next 7 days at Sand Bay, Great Sitkin Island

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Oct 18today	5:21 AM-0.2 ft	3:02 PM3.4 ft			9:15 AM	7:44 PM	53%
Mon Oct 19	6:00 AM0.0 ft	3:27 PM3.2 ft	6:59 PM3.0 ft	9:22 PM3.1 ft	9:17 AM	7:42 PM	63%
Tue Oct 20	6:36 AM0.2 ft	3:37 PM3.0 ft	7:37 PM2.7 ft	10:35 PM2.8 ft	9:19 AM	7:39 PM	73%
Wed Oct 21	7:07 AM0.6 ft	3:29 PM2.8 ft	8:22 PM2.3 ft		9:20 AM	7:37 PM	82%
Thu Oct 22	12:03 AM2.5 ft	7:32 AM1.0 ft	3:14 PM2.8 ft	9:09 PM1.8 ft	9:22 AM	7:35 PM	89%
Fri Oct 23	2:00 AM2.2 ft	7:46 AM1.5 ft	3:02 PM2.9 ft	9:56 PM1.3 ft	9:24 AM	7:33 PM	95%
Sat Oct 24	4:41 AM2.1 ft	7:28 AM2.0 ft	2:53 PM3.1 ft	10:43 PM0.7 ft	9:26 AM	7:31 PM	99%

Water temperature near Sand Bay, Great Sitkin Island

47.5 F (8.6 C)

NDBC buoy ATKA2 (9461710 - Atka, AK), 83 mi away, observed 08:48 UTC October 18, 2026

Water temperature is the nearest NOAA reading to Sand Bay, Great Sitkin 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					8:46 AM	8:22 PM	70%
Fri Oct 2					8:48 AM	8:19 PM	60%
Sat Oct 3					8:49 AM	8:17 PM	50%
Sun Oct 4					8:51 AM	8:15 PM	39%
Mon Oct 5					8:53 AM	8:12 PM	29%
Tue Oct 6					8:55 AM	8:10 PM	20%
Wed Oct 7					8:56 AM	8:08 PM	12%
Thu Oct 8					8:58 AM	8:06 PM	6%
Fri Oct 9					9:00 AM	8:03 PM	2%
Sat Oct 10					9:01 AM	8:01 PM	0%
Sun Oct 11					9:03 AM	7:59 PM	0%
Mon Oct 12					9:05 AM	7:57 PM	3%
Tue Oct 13					9:06 AM	7:54 PM	8%
Wed Oct 14					9:08 AM	7:52 PM	14%
Thu Oct 15					9:10 AM	7:50 PM	23%
Fri Oct 16	3:57 AM-0.3 ft	1:48 PM3.7 ft			9:12 AM	7:48 PM	32%
Sat Oct 17	4:39 AM-0.3 ft	2:27 PM3.6 ft			9:13 AM	7:46 PM	42%
Sun Oct 18today	5:21 AM-0.2 ft	3:02 PM3.4 ft			9:15 AM	7:44 PM	53%
Mon Oct 19	6:00 AM0.0 ft	3:27 PM3.2 ft	6:59 PM3.0 ft	9:22 PM3.1 ft	9:17 AM	7:42 PM	63%
Tue Oct 20	6:36 AM0.2 ft	3:37 PM3.0 ft	7:37 PM2.7 ft	10:35 PM2.8 ft	9:19 AM	7:39 PM	73%
Wed Oct 21	7:07 AM0.6 ft	3:29 PM2.8 ft	8:22 PM2.3 ft		9:20 AM	7:37 PM	82%
Thu Oct 22	12:03 AM2.5 ft	7:32 AM1.0 ft	3:14 PM2.8 ft	9:09 PM1.8 ft	9:22 AM	7:35 PM	89%
Fri Oct 23	2:00 AM2.2 ft	7:46 AM1.5 ft	3:02 PM2.9 ft	9:56 PM1.3 ft	9:24 AM	7:33 PM	95%
Sat Oct 24	4:41 AM2.1 ft	7:28 AM2.0 ft	2:53 PM3.1 ft	10:43 PM0.7 ft	9:26 AM	7:31 PM	99%
Sun Oct 25	2:52 PM3.4 ft	11:30 PM0.1 ft			9:27 AM	7:29 PM	100%
Mon Oct 26	3:01 PM3.8 ft				9:29 AM	7:27 PM	99%
Tue Oct 27	12:19 AM-0.5 ft	3:25 PM4.1 ft			9:31 AM	7:25 PM	96%
Wed Oct 28	1:10 AM-0.9 ft	4:05 PM4.3 ft			9:33 AM	7:23 PM	91%
Thu Oct 29	2:03 AM-1.2 ft	5:04 PM4.4 ft			9:35 AM	7:21 PM	84%
Fri Oct 30	2:56 AM-1.3 ft	6:20 PM4.3 ft			9:36 AM	7:19 PM	75%
Sat Oct 31	3:48 AM-1.2 ft	1:44 PM3.9 ft	4:09 PM3.8 ft	7:44 PM4.0 ft	9:38 AM	7:18 PM	66%

November 2026 tide table

Date	Tide 1	Tide 2	Tide 3	Tide 4	Sunrise	Sunset	Moon
Sun Nov 1	3:39 AM-1.0 ft	12:52 PM3.7 ft	4:25 PM3.4 ft	8:09 PM3.6 ft	8:40 AM	6:16 PM	55%
Mon Nov 2	4:28 AM-0.6 ft	1:03 PM3.5 ft	5:36 PM2.8 ft	9:37 PM3.2 ft	8:42 AM	6:14 PM	44%
Tue Nov 3	5:13 AM-0.1 ft	1:16 PM3.4 ft	6:44 PM2.2 ft	11:14 PM2.7 ft	8:44 AM	6:12 PM	34%
Wed Nov 4	5:54 AM0.6 ft	1:29 PM3.4 ft	7:48 PM1.5 ft		8:45 AM	6:10 PM	24%
Thu Nov 5	1:07 AM2.3 ft	6:28 AM1.3 ft	1:39 PM3.4 ft	8:45 PM0.9 ft	8:47 AM	6:09 PM	16%
Fri Nov 6	3:28 AM2.2 ft	6:51 AM2.0 ft	1:47 PM3.4 ft	9:35 PM0.4 ft	8:49 AM	6:07 PM	9%
Sat Nov 7	1:48 PM3.6 ft	10:20 PM-0.0 ft			8:51 AM	6:05 PM	4%
Sun Nov 8	1:39 PM3.7 ft	11:02 PM-0.3 ft			8:53 AM	6:03 PM	1%
Mon Nov 9	1:01 PM3.9 ft	11:40 PM-0.4 ft			8:54 AM	6:02 PM	0%
Tue Nov 10	11:53 AM4.1 ft				8:56 AM	6:00 PM	2%
Wed Nov 11	12:19 AM-0.5 ft	11:32 AM4.2 ft			8:58 AM	5:59 PM	5%
Thu Nov 12	12:57 AM-0.5 ft	11:46 AM4.2 ft			9:00 AM	5:57 PM	11%
Fri Nov 13	1:36 AM-0.5 ft	12:07 PM4.2 ft			9:02 AM	5:56 PM	18%
Sat Nov 14	2:15 AM-0.4 ft	12:29 PM4.0 ft			9:03 AM	5:54 PM	27%
Sun Nov 15	2:52 AM-0.3 ft	12:47 PM3.9 ft			9:05 AM	5:53 PM	37%
Mon Nov 16	3:27 AM-0.1 ft	12:59 PM3.7 ft			9:07 AM	5:52 PM	48%
Tue Nov 17	3:57 AM0.2 ft	12:59 PM3.5 ft			9:08 AM	5:50 PM	58%
Wed Nov 18	4:22 AM0.6 ft	12:50 PM3.3 ft			9:10 AM	5:49 PM	68%
Thu Nov 19	4:36 AM1.1 ft	12:37 PM3.3 ft	7:44 PM1.7 ft		9:12 AM	5:48 PM	78%
Fri Nov 20	12:07 AM1.9 ft	4:27 AM1.6 ft	12:27 PM3.5 ft	8:08 PM1.0 ft	9:14 AM	5:47 PM	86%
Sat Nov 21	12:22 PM3.8 ft	8:42 PM0.4 ft			9:15 AM	5:45 PM	93%
Sun Nov 22	12:25 PM4.2 ft	9:22 PM-0.2 ft			9:17 AM	5:44 PM	97%
Mon Nov 23	12:40 PM4.6 ft	10:08 PM-0.8 ft			9:18 AM	5:43 PM	100%
Tue Nov 24	1:08 PM4.9 ft	10:57 PM-1.2 ft			9:20 AM	5:42 PM	100%
Wed Nov 25	1:48 PM5.0 ft	11:49 PM-1.4 ft			9:22 AM	5:41 PM	98%
Thu Nov 26	2:40 PM4.9 ft				9:23 AM	5:40 PM	94%
Fri Nov 27	12:41 AM-1.5 ft	3:46 PM4.7 ft			9:25 AM	5:39 PM	88%
Sat Nov 28	1:33 AM-1.4 ft	11:52 AM4.2 ft	1:53 PM4.1 ft	5:07 PM4.3 ft	9:26 AM	5:39 PM	80%
Sun Nov 29	2:22 AM-1.1 ft	11:38 AM4.0 ft	3:39 PM3.6 ft	6:39 PM3.7 ft	9:28 AM	5:38 PM	71%
Mon Nov 30	3:09 AM-0.6 ft	11:43 AM3.9 ft	4:56 PM2.9 ft	8:20 PM3.1 ft	9:29 AM	5:37 PM	60%

How these predictions are made

Sand Bay, Great Sitkin 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

-0h 05m

relative to Sweeper Cove, Kuluk Bay, Adak Island

Low tide time

-0h 20m

relative to reference

High tide height

x0.97

ratio

Low tide height

x0.97

ratio

Nearby tide stations

Bugle Point, Great Sitkin Island6.3 mi · next high 3:08 PM
Laska Cove, Kagalaska Island17 mi · next high 3:03 PM
Adak Bight20 mi · next high 1:43 PM
Fenimore Pass21 mi · next high 3:03 PM
Sweeper Cove, Kuluk Bay, Adak Island25 mi · next high 3:07 PM
Boot Bay26 mi · next high 1:29 PM

Questions

What time is high tide at Sand Bay, Great Sitkin Island today?

High tide at Sand Bay, Great Sitkin Island, Alaska on Sunday, October 18, 2026 is at 3:02 PM (3.4 ft above MLLW), NOAA prediction, local time.

What time is low tide at Sand Bay, Great Sitkin Island today?

Low tide at Sand Bay, Great Sitkin Island on Sunday, October 18, 2026 is at 5:21 AM (-0.2 ft).

What is the water temperature at Sand Bay, Great Sitkin Island?

The nearest NOAA water-temperature reading to Sand Bay, Great Sitkin Island is 47.5 F at buoy ATKA2 (83 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 9461453.