Hawaii & the Territories
APIA (Observatory)
Upolu Island · American Samoa · NOAA station 1778000 · Tide predictions
-13.8083, -171.7670
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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
Nearby tide stations
- Honuapo · 2526.6 mi NE
- Napoopoo, Kealakekua Bay · 2539.8 mi NE
- Kailua Kona · 2547.9 mi NE
- Kawaihae · 2577.2 mi NE
- HILO · 2580.9 mi NE
Plan ahead
2027 tide extremes for this station
Highest predicted high tide: 7.5 ft — Thu Jan 21 · 6:16 PM
Lowest predicted low tide: 3.1 ft — Mon Aug 2 · 1:11 PM
Biggest single-day swing: 4.2 ft on Fri Jan 22
About this station
APIA (Observatory), Upolu Island is one of NOAA's reference tide stations — its predictions are computed directly from harmonic analysis of water levels observed here, and other nearby stations are calculated from it.
Trade-wind shores with small mixed tides — a foot or two in Hawaii, a few feet in the Caribbean — where swell and season matter more than range.
