Alaska tide station
Usof Bay tide times
Today, Sunday, October 18, 2026: high tide at 11:14 AM (5.5 ft) and 7:58 PM (4.3 ft); low tide at 2:58 AM (0.0 ft) and 4:36 PM (3.1 ft). Water temperature 45.0 F at Unalaska (27 mi away).
Low tide▼
2:58AM
0.0FT MLLW
low
High tide▲
11:14AM
5.5FT MLLW
high
Low tide▼
4:36PM
3.1FT MLLW
low
High tide▲
7:58PM
4.3FT MLLW
high
Water temp°F
45.0
7.2C
Unalaska, 27 mi
predicted height above MLLWnightnow (build time; your browser updates it)
As of 1:20 AM the tide is falling toward low tide at 2:58 AM (0.0 ft).
First Quarter 52% litSunrise 9:41 AMSunset 8:04 PMDaylight 10h 23mAKDT
- High tide at Usof Bay, Alaska on is at 11:14 AM (5.5 ft above MLLW) and 7:58 PM (4.3 ft above MLLW).
- Low tide at Usof Bay on is at 2:58 AM (0.0 ft) and 4:36 PM (3.1 ft).
- Today's tidal range at Usof Bay is 5.5 ft (highest high 5.5 ft, lowest low 0.0 ft).
- The nearest NOAA water temperature to Usof Bay is 45.0 F at Unalaska (27 mi away), as of .
- Sunrise 9:41 AM, sunset 8:04 PM (AKDT); moon first quarter, 52% illuminated.
- Predictions are NOAA CO-OPS tide predictions for station 9462582 (subordinate station), heights above MLLW.
Next 7 days at Usof Bay
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Oct 18today | 2:58 AM0.0 ft | 11:14 AM5.5 ft | 4:36 PM3.1 ft | 7:58 PM4.3 ft | 9:41 AM | 8:04 PM | 52% |
| Mon Oct 19 | 3:37 AM0.2 ft | 11:41 AM5.2 ft | 4:59 PM2.8 ft | 8:50 PM4.2 ft | 9:43 AM | 8:02 PM | 63% |
| Tue Oct 20 | 4:13 AM0.4 ft | 12:01 PM4.9 ft | 5:24 PM2.5 ft | 9:50 PM3.9 ft | 9:44 AM | 7:59 PM | 73% |
| Wed Oct 21 | 4:45 AM0.7 ft | 12:13 PM4.7 ft | 5:53 PM2.0 ft | 11:01 PM3.7 ft | 9:46 AM | 7:57 PM | 82% |
| Thu Oct 22 | 5:15 AM1.2 ft | 12:15 PM4.5 ft | 6:25 PM1.5 ft | 9:48 AM | 7:55 PM | 89% | |
| Fri Oct 23 | 12:20 AM3.6 ft | 5:41 AM1.7 ft | 12:16 PM4.6 ft | 7:02 PM0.8 ft | 9:50 AM | 7:53 PM | 95% |
| Sat Oct 24 | 1:53 AM3.6 ft | 6:06 AM2.2 ft | 12:24 PM4.8 ft | 7:45 PM0.2 ft | 9:52 AM | 7:51 PM | 98% |
Water temperature near Usof Bay
45.0 F (7.2 C)
NOAA CO-OPS station 9462620 (Unalaska sensor, 27 mi away), read 1:00 AM local, October 18, 2026
Over the past 30 days this sensor ranged from 45.0 to 49.3 F. Typical for October here is 45.1 F (5-year hourly mean; range 41.9 to 47.8), so today is 0.1 F below typical.
Water temperature is the nearest NOAA reading to Usof Bay, 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
October 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Thu Oct 1 | 9:10 AM | 8:44 PM | 71% | ||||
| Fri Oct 2 | 9:11 AM | 8:41 PM | 61% | ||||
| Sat Oct 3 | 9:13 AM | 8:39 PM | 50% | ||||
| Sun Oct 4 | 9:15 AM | 8:36 PM | 40% | ||||
| Mon Oct 5 | 9:17 AM | 8:34 PM | 29% | ||||
| Tue Oct 6 | 9:19 AM | 8:32 PM | 20% | ||||
| Wed Oct 7 | 9:20 AM | 8:29 PM | 12% | ||||
| Thu Oct 8 | 9:22 AM | 8:27 PM | 6% | ||||
| Fri Oct 9 | 9:24 AM | 8:25 PM | 2% | ||||
| Sat Oct 10 | 9:26 AM | 8:22 PM | 0% | ||||
| Sun Oct 11 | 9:28 AM | 8:20 PM | 0% | ||||
| Mon Oct 12 | 9:30 AM | 8:18 PM | 3% | ||||
| Tue Oct 13 | 9:31 AM | 8:15 PM | 8% | ||||
| Wed Oct 14 | 9:33 AM | 8:13 PM | 14% | ||||
| Thu Oct 15 | 9:35 AM | 8:11 PM | 22% | ||||
| Fri Oct 16 | 1:34 AM-0.1 ft | 10:05 AM5.9 ft | 3:48 PM3.4 ft | 6:03 PM4.5 ft | 9:37 AM | 8:08 PM | 32% |
| Sat Oct 17 | 2:17 AM-0.1 ft | 10:42 AM5.7 ft | 4:13 PM3.3 ft | 7:04 PM4.4 ft | 9:39 AM | 8:06 PM | 42% |
| Sun Oct 18today | 2:58 AM0.0 ft | 11:14 AM5.5 ft | 4:36 PM3.1 ft | 7:58 PM4.3 ft | 9:41 AM | 8:04 PM | 52% |
| Mon Oct 19 | 3:37 AM0.2 ft | 11:41 AM5.2 ft | 4:59 PM2.8 ft | 8:50 PM4.2 ft | 9:43 AM | 8:02 PM | 63% |
| Tue Oct 20 | 4:13 AM0.4 ft | 12:01 PM4.9 ft | 5:24 PM2.5 ft | 9:50 PM3.9 ft | 9:44 AM | 7:59 PM | 73% |
| Wed Oct 21 | 4:45 AM0.7 ft | 12:13 PM4.7 ft | 5:53 PM2.0 ft | 11:01 PM3.7 ft | 9:46 AM | 7:57 PM | 82% |
| Thu Oct 22 | 5:15 AM1.2 ft | 12:15 PM4.5 ft | 6:25 PM1.5 ft | 9:48 AM | 7:55 PM | 89% | |
| Fri Oct 23 | 12:20 AM3.6 ft | 5:41 AM1.7 ft | 12:16 PM4.6 ft | 7:02 PM0.8 ft | 9:50 AM | 7:53 PM | 95% |
| Sat Oct 24 | 1:53 AM3.6 ft | 6:06 AM2.2 ft | 12:24 PM4.8 ft | 7:45 PM0.2 ft | 9:52 AM | 7:51 PM | 98% |
| Sun Oct 25 | 3:40 AM4.0 ft | 6:34 AM2.8 ft | 12:42 PM5.1 ft | 8:33 PM-0.3 ft | 9:54 AM | 7:48 PM | 100% |
| Mon Oct 26 | 5:09 AM4.5 ft | 7:17 AM3.4 ft | 1:11 PM5.5 ft | 9:26 PM-0.8 ft | 9:56 AM | 7:46 PM | 99% |
| Tue Oct 27 | 6:24 AM5.1 ft | 8:48 AM3.8 ft | 1:56 PM5.8 ft | 10:21 PM-1.2 ft | 9:58 AM | 7:44 PM | 96% |
| Wed Oct 28 | 7:19 AM5.6 ft | 10:23 AM4.1 ft | 3:01 PM5.9 ft | 11:18 PM-1.4 ft | 10:00 AM | 7:42 PM | 91% |
| Thu Oct 29 | 8:01 AM5.9 ft | 11:50 AM4.1 ft | 4:13 PM6.0 ft | 10:01 AM | 7:40 PM | 84% | |
| Fri Oct 30 | 12:16 AM-1.5 ft | 8:40 AM6.1 ft | 1:06 PM3.9 ft | 5:25 PM5.9 ft | 10:03 AM | 7:38 PM | 76% |
| Sat Oct 31 | 1:13 AM-1.4 ft | 9:18 AM6.2 ft | 2:08 PM3.5 ft | 6:41 PM5.7 ft | 10:05 AM | 7:36 PM | 66% |
November 2026 tide table
| Date | Tide 1 | Tide 2 | Tide 3 | Tide 4 | Sunrise | Sunset | Moon |
|---|---|---|---|---|---|---|---|
| Sun Nov 1 | 1:07 AM-1.2 ft | 8:55 AM6.2 ft | 2:07 PM2.9 ft | 6:58 PM5.4 ft | 9:07 AM | 6:34 PM | 55% |
| Mon Nov 2 | 1:58 AM-0.7 ft | 9:32 AM6.1 ft | 3:07 PM2.3 ft | 8:16 PM4.9 ft | 9:09 AM | 6:32 PM | 45% |
| Tue Nov 3 | 2:47 AM-0.1 ft | 10:06 AM6.0 ft | 4:07 PM1.6 ft | 9:43 PM4.5 ft | 9:11 AM | 6:30 PM | 34% |
| Wed Nov 4 | 3:35 AM0.6 ft | 10:37 AM5.9 ft | 5:03 PM1.0 ft | 11:12 PM4.2 ft | 9:13 AM | 6:28 PM | 25% |
| Thu Nov 5 | 4:22 AM1.5 ft | 11:03 AM5.7 ft | 5:54 PM0.5 ft | 9:15 AM | 6:27 PM | 16% | |
| Fri Nov 6 | 12:44 AM4.2 ft | 5:08 AM2.3 ft | 11:25 AM5.5 ft | 6:43 PM0.0 ft | 9:17 AM | 6:25 PM | 9% |
| Sat Nov 7 | 2:31 AM4.5 ft | 5:58 AM3.1 ft | 11:38 AM5.4 ft | 7:30 PM-0.2 ft | 9:19 AM | 6:23 PM | 4% |
| Sun Nov 8 | 4:13 AM5.1 ft | 7:11 AM3.7 ft | 11:41 AM5.3 ft | 8:13 PM-0.3 ft | 9:21 AM | 6:21 PM | 1% |
| Mon Nov 9 | 5:37 AM5.6 ft | 8:55 PM-0.3 ft | 9:23 AM | 6:19 PM | 0% | ||
| Tue Nov 10 | 6:33 AM6.1 ft | 9:37 PM-0.2 ft | 9:24 AM | 6:18 PM | 1% | ||
| Wed Nov 11 | 7:12 AM6.4 ft | 10:20 PM-0.1 ft | 9:26 AM | 6:16 PM | 5% | ||
| Thu Nov 12 | 7:44 AM6.5 ft | 11:05 PM0.0 ft | 9:28 AM | 6:14 PM | 11% | ||
| Fri Nov 13 | 8:12 AM6.5 ft | 11:49 PM0.1 ft | 9:30 AM | 6:13 PM | 18% | ||
| Sat Nov 14 | 8:38 AM6.4 ft | 9:32 AM | 6:11 PM | 27% | |||
| Sun Nov 15 | 12:30 AM0.2 ft | 9:02 AM6.2 ft | 9:34 AM | 6:10 PM | 37% | ||
| Mon Nov 16 | 1:06 AM0.4 ft | 9:24 AM6.0 ft | 3:43 PM3.1 ft | 6:07 PM4.1 ft | 9:36 AM | 6:08 PM | 47% |
| Tue Nov 17 | 1:39 AM0.7 ft | 9:40 AM5.7 ft | 3:54 PM2.6 ft | 7:28 PM3.8 ft | 9:37 AM | 6:07 PM | 58% |
| Wed Nov 18 | 2:07 AM1.1 ft | 9:49 AM5.5 ft | 4:11 PM2.1 ft | 8:56 PM3.6 ft | 9:39 AM | 6:05 PM | 68% |
| Thu Nov 19 | 2:31 AM1.6 ft | 9:49 AM5.4 ft | 4:34 PM1.4 ft | 10:38 PM3.5 ft | 9:41 AM | 6:04 PM | 77% |
| Fri Nov 20 | 2:50 AM2.1 ft | 9:50 AM5.6 ft | 5:03 PM0.7 ft | 9:43 AM | 6:03 PM | 86% | |
| Sat Nov 21 | 12:13 AM3.8 ft | 3:01 AM2.7 ft | 9:59 AM5.9 ft | 5:39 PM0.1 ft | 9:45 AM | 6:02 PM | 92% |
| Sun Nov 22 | 2:08 AM4.3 ft | 3:07 AM3.3 ft | 10:19 AM6.3 ft | 6:21 PM-0.5 ft | 9:46 AM | 6:00 PM | 97% |
| Mon Nov 23 | 10:50 AM6.7 ft | 7:10 PM-1.0 ft | 9:48 AM | 5:59 PM | 100% | ||
| Tue Nov 24 | 11:32 AM7.0 ft | 8:03 PM-1.4 ft | 9:50 AM | 5:58 PM | 100% | ||
| Wed Nov 25 | 5:46 AM6.0 ft | 6:16 AM4.6 ft | 12:27 PM7.1 ft | 8:59 PM-1.5 ft | 9:51 AM | 5:57 PM | 98% |
| Thu Nov 26 | 6:01 AM6.3 ft | 8:44 AM4.6 ft | 1:39 PM6.9 ft | 9:55 PM-1.5 ft | 9:53 AM | 5:56 PM | 94% |
| Fri Nov 27 | 6:32 AM6.5 ft | 10:21 AM4.4 ft | 2:56 PM6.7 ft | 10:52 PM-1.4 ft | 9:55 AM | 5:55 PM | 88% |
| Sat Nov 28 | 7:05 AM6.7 ft | 11:52 AM3.9 ft | 4:14 PM6.2 ft | 11:47 PM-1.0 ft | 9:56 AM | 5:54 PM | 80% |
| Sun Nov 29 | 7:40 AM6.8 ft | 1:04 PM3.3 ft | 5:38 PM5.6 ft | 9:58 AM | 5:53 PM | 71% | |
| Mon Nov 30 | 12:39 AM-0.5 ft | 8:15 AM6.8 ft | 2:09 PM2.5 ft | 7:08 PM5.0 ft | 9:59 AM | 5:52 PM | 61% |
How these predictions are made
Usof Bay is a subordinate station: NOAA derives its tides from the reference station Unalaska by applying fixed offsets.
High tide time
-3h 30m
relative to Unalaska
Low tide time
-3h 45m
relative to reference
High tide height
x1.55
ratio
Low tide height
x1.19
ratio
Nearby tide stations
- Raven Bay4.4 mi · next high 11:28 AM
- Kuliliak Bay10 mi · next high 11:34 AM
- Anderson Bay11 mi · next high 2:43 PM
- Skan Bay12 mi · next high 2:37 PM
- Kisselen Bay, Beaver Inlet16 mi · next high 11:45 AM
- Udagak Strait25 mi · next high 11:12 AM
Questions
What time is high tide at Usof Bay today?
High tide at Usof Bay, Alaska on Sunday, October 18, 2026 is at 11:14 AM (5.5 ft above MLLW) and 7:58 PM (4.3 ft above MLLW), NOAA prediction, local time.
What time is low tide at Usof Bay today?
Low tide at Usof Bay on Sunday, October 18, 2026 is at 2:58 AM (0.0 ft) and 4:36 PM (3.1 ft).
What is the water temperature at Usof Bay?
The nearest NOAA water-temperature reading to Usof Bay is 45.0 F at Unalaska (27 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 9462582.