- High 12:54 AM 7.6 ft
- Low 7:04 AM 1.6 ft
- High 1:16 PM 8.7 ft
- Low 7:42 PM 1.1 ft
First light 8:43 AMSunrise 9:22 AMSunset 7:11 PMLast light 7:50 PM
Castle Bay, Northwest Arm, AK Tide Chart & Tide Times
NOAA tide station 9458907 · Alaska · updated Oct 23, 2026
Fri, Oct 23: High tide 12:54 AM (7.6 ft) and 1:16 PM (8.7 ft); low tide 7:04 AM (1.6 ft) and 7:42 PM (1.1 ft).
Tide todayHigh 12:54 AM · High 1:16 PMLow 7:04 AM · Low 7:42 PM
Today's range7.7 ft1.1 → 8.7 ft (MLLW)
Wind (forecast)Loading…
Sun9:22 AM – 7:11 PMFirst light 8:43 AM · Last light 7:50 PM
Wind: NOAA National Weather Service hourly forecast (api.weather.gov); no observing station within 25 mi.
Castle Bay, Northwest Arm tides — next 3 days
Shaded = night · heights in feet above MLLW · local time
- High 1:43 AM 8.0 ft
- Low 7:40 AM 1.7 ft
- High 1:46 PM 9.4 ft
- Low 8:19 PM -0.0 ft
First light 8:45 AMSunrise 9:25 AMSunset 7:08 PMLast light 7:48 PM
- High 2:29 AM 8.3 ft
- Low 8:14 AM 1.9 ft
- High 2:18 PM 10.0 ft
- Low 8:57 PM -0.9 ft
First light 8:47 AMSunrise 9:27 AMSunset 7:06 PMLast light 7:46 PM
- High 3:14 AM 8.4 ft
- Low 8:48 AM 2.3 ft
- High 2:51 PM 10.5 ft
- Low 9:37 PM -1.6 ft
First light 8:49 AMSunrise 9:29 AMSunset 7:04 PMLast light 7:44 PM
Castle Bay, Northwest Arm tide table — next 9 days
| Fri, Oct 23 | High 12:54 AM 7.57 ft | Low 7:04 AM 1.64 ft | High 1:16 PM 8.73 ft | Low 7:42 PM 1.07 ft |
|---|---|---|---|---|
| Sat, Oct 24 | High 1:43 AM 7.99 ft | Low 7:40 AM 1.74 ft | High 1:46 PM 9.42 ft | Low 8:19 PM -0.03 ft |
| Sun, Oct 25 | High 2:29 AM 8.29 ft | Low 8:14 AM 1.95 ft | High 2:18 PM 10.03 ft | Low 8:57 PM -0.94 ft |
| Mon, Oct 26 | High 3:14 AM 8.42 ft | Low 8:48 AM 2.26 ft | High 2:51 PM 10.48 ft | Low 9:37 PM -1.58 ft |
| Tue, Oct 27 | High 4:01 AM 8.35 ft | Low 9:24 AM 2.65 ft | High 3:27 PM 10.72 ft | Low 10:21 PM -1.87 ft |
| Wed, Oct 28 | High 4:49 AM 8.09 ft | Low 10:02 AM 3.10 ft | High 4:06 PM 10.71 ft | Low 11:08 PM -1.81 ft |
| Thu, Oct 29 | High 5:40 AM 7.70 ft | Low 10:43 AM 3.57 ft | High 4:50 PM 10.41 ft | Low 11:59 PM -1.42 ft |
| Fri, Oct 30 | High 6:35 AM 7.26 ft | Low 11:31 AM 4.04 ft | High 5:39 PM 9.85 ft | |
| Sat, Oct 31 | Low 12:55 AM -0.79 ft | High 7:39 AM 6.91 ft | Low 12:32 PM 4.48 ft | High 6:36 PM 9.04 ft |
Times are local (standard/daylight). Heights in feet above MLLW.
Nearby tide stations
- Chignik, Anchorage Bay, AK 4.9 mi
- Chankliut Island, AK 10.9 mi
- Hump Island, Kuiukta Bay, AK 12.7 mi
- Nakchamik Island, AK 22.1 mi
- Unavikshak Island, AK 29.4 mi
- Kujulik Bay (North Shore), AK 29.8 mi
- Mitrofania Island, AK 29.8 mi
- Chiachi Island (East Side), AK 39.7 mi
About this station
- NOAA station ID
- 9458907
- Type
- Reference (harmonic) station
- Coordinates
- 56.2317, -158.3470
- Datum
- MLLW (feet)
- Time zone
- America/Anchorage
FAQ
When is high tide today at Castle Bay, Northwest Arm, AK?
On Fri, Oct 23, predicted high tide at Castle Bay, Northwest Arm, AK is at 12:54 AM, 1:16 PM local time.
When is low tide today at Castle Bay, Northwest Arm, AK?
On Fri, Oct 23, predicted low tide at Castle Bay, Northwest Arm, AK is at 7:04 AM, 7:42 PM local time.
Where does this tide data come from?
Predictions come from NOAA's Center for Operational Oceanographic Products and Services (CO-OPS), station 9458907. Heights are in feet relative to Mean Lower Low Water (MLLW).