Alaska
Niblack Anchorage
Moira Sound · Alaska · NOAA station 9450271 · Tide predictions
55.0667, -132.1200
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48-hour outlook
Drag across the curve to inspect any time. Weather icons show the forecast at each high tide.
Drawn from the high/low predictions — NOAA publishes high/low only for this station.
The next seven days
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H = high tide · L = low tide · highs & lows in local time
On the water nearby
Central Dixon Entrance Buoy buoy · 50 mi S · Station 46145
Wind & wave reports →
Last light, longer plans
Daylight calendar for Ketchikan → Alaska Daylight · Northern lights forecast for Ketchikan → Alaska Aurora Forecast
Nearby tide stations
- Menefee Anch., Prince of Wales Island · 5.1 mi SE
- Ingraham Bay, Prince of Wales Island · 7.5 mi SE
- Lancaster Cove, Cholmondeley Sound · 10.2 mi N
- Nehenta Bay, Gravina Island · 14.5 mi NE
- Divide Head, Cholmondeley Sound · 14.6 mi NW
Plan ahead
2027 tide extremes for this station
Highest predicted high tide: 17.9 ft — Sat Jan 23 · 1:06 PM
Lowest predicted low tide: -4.2 ft — Mon Jul 5 · 8:33 AM
Biggest single-day swing: 21.6 ft on Sat Jan 23
Best daytime minus tides of 2027
| Date | Low tide | Height |
|---|---|---|
| Mon Jul 5 | 8:33 AM | -4.2 ft |
| Tue Aug 3 | 8:13 AM | -4.0 ft |
| Tue Jul 6 | 9:17 AM | -3.9 ft |
| Sun Jul 4 | 7:47 AM | -3.8 ft |
| Fri Jan 22 | 6:55 PM | -3.8 ft |
| Sun Jun 6 | 8:46 AM | -3.7 ft |
| Mon Aug 2 | 7:31 AM | -3.7 ft |
| Wed Aug 4 | 8:54 AM | -3.6 ft |
| Sat Jun 5 | 8:00 AM | -3.5 ft |
| Mon Jun 7 | 9:33 AM | -3.5 ft |
199 minus tides (below 0 ft) are predicted here in 2027. The table shows up to the 10 lowest that fall between 7 AM and 7 PM — the ones worth planning a clam dig or tidepool walk around.
About this station
NOAA builds the predictions for Niblack Anchorage, Moira Sound from the Ketchikan station: high tides about 0.94× the height, 3 min later; low tides about 0.96× the height, 9 min later.
Alaska holds the country's most extreme tides: Inside Passage channels, Cook Inlet swings past 30 ft, and Arctic stations where the tide is measured in inches and wind setup runs the show.