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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 Monday 18 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
30.0° C
(Which is 1.4°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: 0.5m 8s primary swell from a Northeast direction (forecast issued at 06:00pm May 18). An open ocean swell of 0.9m 12s is not directed at the surf break, a second open ocean swell of 0.5m 12s is not directed at the surf break, a second open ocean swell of 1.7m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 11mm), heaviest on Mon afternoon. Warm (max 28°C on Wed morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
E 8 | NNE 8 | S 13 | NE 8 | SSE 8 | SSE 8 | SSE 8 | SE 9 | S 16 | SE 9 | SE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 9 | NE 8 | NE 8 | |
129 | 26 | 0 | 31 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 32 | 32 | 32 | 31 | 30 | 30 | 41 | 41 | 40 | 53 | 47 | 34 | 45 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-on | cross-on | cross-on | on | on | cross-on | cross-off | off | off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | off | off | cross-off | cross-off | cross | cross | cross-on | cross-on | |
High Tide | 8:59PM0.96m | 9:19AM1.12m | 10:04PM0.94m | 10:24AM1.07m | 11:10PM0.92m | 11:29AM1.03m | ||||||||||||||||||
Low Tide | 2:56AM0.10m | 3:48PM0.03m | 3:59AM0.14m | 4:52PM0.07m | 5:07AM0.18m | |||||||||||||||||||
 |  | | |  |  | | | | | | | | | | | | | | |  |  | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 6:00 |
3 | 2 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | |
Temp °C | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 |
30 | 31 | 28 | 26 | 27 | 28 | 30 | 31 | 31 | 30 | 31 | 31 | 31 | 31 | 31 | 32 | 31 | 32 | 32 | 32 | 30 | 30 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SE 8 | SE 8 | S 12 | S 12 | SSE 8 | SSE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 11 |
 kJ | 175 | 291 | 299 | 251 | 193 | 402 | 365 | 342 | 359 | 402 | 402 | 410 | 367 | 367 | 367 | 300 | 294 | 266 | 266 | 235 | 211 | 179 | 155 | 250 |
Swell 2 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | SE 12 | SE 12 | S 12 | S 12 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 12 | SE 9 |
| kJ | 417 | 335 | 319 | 77 | 75 | 190 | 144 | 329 | 412 | 317 | 301 | 347 | 333 | 253 | 225 | 209 | 193 | 181 | 178 | 136 | 134 | 163 | 210 | 152 |
Swell 3 Height (m) Direction Period (s) | E 8 | NNE 8 | SE 13 | NE 8 | S 18 | S 17 | S 17 | S 12 | S 12 | S 12 | S 12 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 9 | NE 8 | NE 8 |
| kJ | 129 | 26 | 78 | 31 | 155 | 211 | 265 | 141 | 101 | 99 | 98 | 32 | 32 | 32 | 31 | 30 | 30 | 41 | 41 | 40 | 53 | 47 | 34 | 45 |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 8 | SSE 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | 365 | 487 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 129 | 625 | 193 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 16 | 16 | 16 | 129 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||||||
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