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Alao Surf Forecast
/ Tutuila (19 surf breaks) /
Surf Forecasts:
Alao surfForecast / Tutuila / American Samoa
48hr Weather and Surf, issued 12 pm Thursday 21 May 2026 SSTForecast update in hr min s Forecast update imminent
Alao surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Alao sea temperature is
29.7° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Alao today?
The current surf forecast for Alao at 6PM is: 0.6m 8s primary swell from a Northeast direction (forecast issued at 12:00pm May 21). An open ocean swell of 1.2m 12s is not directed at the surf break, a second open ocean swell of 1.0m 9s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 1.5ft (0.5m) | 8s |
| Afternoon (21 May) | 2ft (0.6m) | 8s |
| Evening (21 May) | 2ft (0.6m) | 9s |
Table - waves today at Alao. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Thu morning. Warm (max 28°C on Thu morning, min 26°C on Fri night). Winds increasing (light winds from the SE on Thu morning, fresh winds from the SSE by Thu night). | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 8 | S 13 | NE 8 | NE 8 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | |
34 | 0 | 44 | 42 | 74 | 110 | 98 | 102 | 97 | 112 | 112 | 112 | 95 | 95 | 79 | 79 | 65 | 51 | 81 | 64 | 64 | 51 | 51 | 50 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 11:29AM1.03m | 00:15AM0.92m | 12:34PM0.99m | 1:17AM0.93m | 1:35PM0.96m | 2:13AM0.94m | ||||||||||||||||||
Low Tide | 5:56PM0.11m | 6:16AM0.21m | 6:59PM0.14m | 7:23AM0.22m | 7:56PM0.16m | |||||||||||||||||||
 | |  |  |  |  | | | | | |  | | | |  | | | | | | | | | |
 | 6:35 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — |
 | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | 6:00 |
1 | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 27 |
30 | 31 | 30 | 28 | 27 | 27 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 25 | 25 | 27 | 27 | 27 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | S 13 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 12 | S 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 |
 kJ | 152 | 145 | 395 | 472 | 426 | 411 | 411 | 433 | 584 | 699 | 759 | 737 | 657 | 645 | 669 | 1141 | 1119 | 1063 | 1045 | 1001 | 1018 | 1041 | 971 | 937 |
Swell 2 Height (m) Direction Period (s) | S 11 | S 13 | SE 9 | NE 8 | NE 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
| kJ | 157 | 168 | 145 | 42 | 74 | 110 | 97 | 97 | 97 | 112 | 112 | 112 | 95 | 95 | 79 | 79 | 65 | 51 | 81 | 64 | 64 | 51 | 51 | 50 |
Swell 3 Height (m) Direction Period (s) | NE 8 | S 10 | NE 8 | NE 10 | SSW 15 | SW 14 | SW 14 | SW 14 | SSW 14 | N 12 | SW 13 | SW 13 | SW 13 | SW 18 | E 8 | E 8 | ESE 9 | ESE 8 | SE 8 | ESE 8 | SSW 17 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 34 | 55 | 44 | 27 | 21 | 33 | 33 | 33 | 20 | 11 | 7 | 7 | 7 | 13 | 12 | 6 | 42 | 28 | 18 | 14 | 30 | 13 | 14 | 20 |
Wind waves Height (m) Direction Period (s) | — | — | — | SE 9 | SE 9 | SE 8 | SE 5 | SE 5 | SE 5 | SE 8 | SE 8 | SE 8 | SE 4 | SE 5 | SE 5 | SE 9 | — | — | — | — | ESE 8 | — | — | — |
| kJ | — | — | — | 142 | 190 | 227 | 98 | 102 | 90 | 177 | 132 | 135 | 36 | 55 | 71 | 21 | — | — | — | — | 13 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 623 | 30 | 1249 | 625 | 623 | 1249 | 1305 | 30 | 1358 | 30 | 1319 | 1319 | 1319 | 1319 | 1249 | 1305 | 1308 | 1249 | 2 | 2 | 2 | 2 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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