Surf Forecasts:
Alao surf forecast from 15 Sep 2026:
- Best quality surf: Wednesday 16 Sep, 7AM (local time) - 3ft (0.9m), 6s period, E swell with cross-offshore winds.
- Most powerful swell: Monday 21 Sep, 10PM (local time) - 4.5ft (1.3m), 6s period, SSE swell with 111 kJ wave energy.
- Next surfable swell (1★+): Wednesday 16 Sep, 7AM (local time) - 3ft (0.9m), 6s period with E swell.
Best Forecast Surf Conditions for Alao this week:
The surf forecast for Alao over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Sep 16) at 7AM. The primary swell is predicted to be 0.9m and 6s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Alao in the next 16 days are 1.3m 6s and forecast to arrive on Monday (Sep 21) at 10PM. Winds are predicted to be onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 15s period and expected on Wednesday (Sep 16) at 10AM.
| Wave Type | Time (SST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 7AM (Wed 16th Sep) | 3ft (0.9m) 6s |
| Best Surf | 7AM (Wed 16th Sep) | 3ft (0.9m) 6s |
| Most Powerful | 10PM (Mon 21st Sep) | 4.5ft (1.3m) 6s |
Table - best surf conditions forecast for Alao over the next 16 days.
Short Range ForecastModerate rain (total 13mm), heaviest on Tue morning. Warm (max 27°C on Tue morning, min 25°C on Mon afternoon). Wind will be generally light. | Days 5-7 Weather SummaryHeavy rain (total 22mm), heaviest during Thu night. Warm (max 27°C on Thu afternoon, min 25°C on Fri night). Wind will be generally light. | |||||||||||||||||||
Mon 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||
PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | NNE 10 | NNE 9 | SW 16 | SW 16 | S 14 | NE 11 | S 14 | S 13 | NE 10 | NE 10 | S 12 | S 12 | S 11 | S 11 | S 12 | S 12 | SSW 4 | SW 14 | E 7 | SW 12 |
Wave Graph  | ||||||||||||||||||||
 kJ | 19 | 17 | 0 | 0 | 0 | 18 | 0 | 0 | 15 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 23 | 0 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-off | off | cross-off | glassy | cross-on | cross-on | cross | cross | off | cross | glassy | cross-off | glassy | cross-off | off | on |
High Tide | 9:42PM0.93m | 10:13AM0.80m | 10:34PM0.87m | 11:12AM0.75m | 11:33PM0.83m | 12:17PM0.71m | 00:35AM0.81m | 1:20PM0.71m | 1:35AM0.81m | 2:16PM0.73m | 2:27AM0.84m | 3:02PM0.76m | 3:11AM0.87m | |||||||
Low Tide | 4:01AM0.24m | 4:07PM0.29m | 4:58AM0.28m | 5:02PM0.34m | 6:03AM0.31m | 6:04PM0.36m | 7:09AM0.31m | 7:09PM0.36m | 8:08AM0.30m | 8:07PM0.34m | 8:56AM0.27m | 8:55PM0.31m | ||||||||
 |  | |  |  |  |  | | | |  | | | | | | | | | | |
 | — | — | 6:16 | — | — | 6:16 | — | — | 6:15 | — | — | 6:15 | — | — | 6:13 | — | — | 6:13 | — | — |
 | 6:16 | — | — | 6:17 | — | — | 6:17 | — | — | 6:17 | — | — | 6:17 | — | — | 6:17 | — | — | 6:17 | — |
mm | 2 | 2 | 7 | 1 | — | — | 1 | — | — | — | 7 | 1 | — | 4 | — | 5 | 1 | 4 | 3 | 3 |
Temp °C | 26 | 26 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 |
Feels °C | 27 | 27 | 28 | 28 | 28 | 29 | 27 | 28 | 27 | 28 | 28 | 29 | 29 | 29 | 31 | 29 | 30 | 29 | 31 | 30 |
Swell 1 Height (m) Direction Period (s) | SW 17 | SW 17 | SE 6 | SE 6 | S 14 | S 15 | S 14 | S 13 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 12 | S 12 | SW 16 | SW 14 | SW 12 | SW 12 |
| kJ | 831 | 841 | 124 | 116 | 610 | 1411 | 779 | 772 | 775 | 493 | 477 | 319 | 242 | 185 | 294 | 284 | 406 | 579 | 811 | 396 |
Swell 2 Height (m) Direction Period (s) | SSW 17 | SSW 15 | SW 16 | S 13 | E 6 | SW 16 | SE 7 | SE 7 | SW 15 | SW 14 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SW 17 | S 11 | SSE 11 | S 11 | SSE 10 |
| kJ | 372 | 385 | 581 | 402 | 81 | 295 | 105 | 47 | 171 | 162 | 85 | 83 | 72 | 52 | 37 | 290 | 157 | 123 | 82 | 154 |
Swell 3 Height (m) Direction Period (s) | NNE 10 | NNE 9 | S 14 | SW 16 | SW 16 | NE 11 | SW 15 | SW 15 | NE 10 | NE 10 | SW 14 | SW 13 | SW 13 | SSE 13 | SW 16 | ESE 7 | ESE 7 | SW 7 | E 7 | SW 15 |
| kJ | 19 | 17 | 377 | 502 | 421 | 18 | 266 | 262 | 15 | 15 | 125 | 85 | 58 | 60 | 159 | 37 | 30 | 53 | 23 | 269 |
Wind waves Height (m) Direction Period (s) | SE 6 | SE 6 | — | — | — | — | — | — | ESE 6 | SE 6 | — | — | — | — | — | — | SSW 4 | — | — | ESE 6 |
| kJ | 183 | 141 | — | — | — | — | — | — | 68 | 116 | — | — | — | — | — | — | 4 | — | — | 8 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 2 | 2 | 5 | 5 | 27 | 3 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 16 | 2 | 3 | 2 | 3 | 3 | 2 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Alao surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Alao Surf forecast
The above surf forecast table for Alao provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Alao can be found by selecting the local surf guide option on the grey menu. Our Alao surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Alao) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Alao may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Alao is 15 km (9 miles) from Pago Pago. If you plan a holiday in American-Samoa - Tutuila, look for hotels and other accommodation in Pago Pago. Pago Pago has rooms for a wide range of budgets as well as car hire and transport links.
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