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Alao Surf Forecast
/ Tutuila (19 surf breaks) /
Surf Forecasts:
Alao surfForecast / Tutuila / American Samoa
48hr Weather and Surf, issued 6 pm Wednesday 20 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 12AM is: 0.6m 8s primary swell from a North-northeast direction (forecast issued at 06:00pm May 20). An open ocean swell of 1.1m 9s is not directed at the surf break, a second open ocean swell of 0.8m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | - | - |
| Afternoon (21 May) | 1.5ft (0.5m) | 8s |
| Evening (21 May) | 2ft (0.6m) | 8s |
Table - waves today at Alao. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Wed afternoon. Warm (max 28°C on Wed afternoon, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 10 AM | 1 PM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 8 | NE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | 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 | |
30 | 30 | 41 | 40 | 46 | 30 | 34 | 0 | 44 | 42 | 74 | 110 | 97 | 95 | 114 | 112 | 112 | 112 | 95 | 78 | 78 | 79 | 79 | 65 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross | cross | cross-on | cross-on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | |
High Tide | 11:10PM0.92m | 11:29AM1.03m | 00:15AM0.92m | 12:34PM0.99m | 1:17AM0.93m | |||||||||||||||||||
Low Tide | 5:07AM0.18m | 5:56PM0.11m | 6:16AM0.21m | 6:59PM0.14m | 7:23AM0.22m | |||||||||||||||||||
 |  | | | | |  |  | |  |  | | | | | | |  | | | |  | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:37 | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 6:00 |
1 | 2 | 2 | 2 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 |
31 | 32 | 31 | 31 | 30 | 30 | 30 | 30 | 31 | 29 | 29 | 28 | 27 | 27 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 13 | S 12 | S 11 | S 11 | S 11 | S 11 | S 12 | S 12 | SSE 12 | SSE 12 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 11 | SSE 12 |
 kJ | 260 | 255 | 220 | 202 | 202 | 197 | 152 | 145 | 395 | 472 | 426 | 476 | 411 | 501 | 604 | 909 | 913 | 882 | 764 | 777 | 777 | 764 | 917 | 905 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 13 | SE 9 | SE 9 | SE 9 | ESE 8 | 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 | 193 | 181 | 178 | 175 | 132 | 160 | 157 | 168 | 123 | 123 | 110 | 90 | 97 | 95 | 114 | 112 | 112 | 112 | 95 | 78 | 78 | 79 | 79 | 65 |
Swell 3 Height (m) Direction Period (s) | NE 8 | NE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | S 10 | NE 8 | NE 8 | NE 10 | NE 10 | SW 14 | SW 14 | SSW 14 | N 12 | SW 13 | SW 13 | SW 13 | SE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 8 |
| kJ | 30 | 30 | 41 | 40 | 46 | 30 | 34 | 55 | 44 | 42 | 74 | 110 | 33 | 33 | 20 | 11 | 7 | 7 | 7 | 33 | 30 | 30 | 30 | 41 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | SE 3 | SE 8 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | SE 4 | SE 4 | SE 4 | SE 5 | ESE 5 | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 2 | 153 | 201 | 227 | 138 | 105 | 117 | 37 | 34 | 27 | 25 | 13 | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 16 | 16 | 129 | 27 | 2 | 2 | 2 | 30 | 625 | 30 | 30 | 30 | 1310 | 1319 | 30 | 1330 | 30 | 30 | 30 | 30 | 30 | 30 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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