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Surf Forecasts:
Alofau Gas Station surfForecast / Tutuila / American Samoa
48hr Weather and Surf, issued 6 am Wednesday 20 May 2026 SSTForecast update in hr min s Forecast update imminent
Alofau Gas Station surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Alofau Gas Station sea temperature is
29.9° C
(Which is 1.4°C warmer than normal for this time of year)How big are the waves at Alofau Gas Station today?
The current surf forecast for Alofau Gas Station at 11AM is: 1.3m 9s primary swell from a Southeast direction and 0.8m 13s secondary swell from a South direction (forecast issued at 06:00am May 20). The wind direction is predicted to be glassy and the swell rating is 3.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 4.5ft (1.3m) | 9s |
| Afternoon (20 May) | 4.5ft (1.3m) | 9s |
| Evening (20 May) | 3.5ft (1.1m) | 9s |
Table - waves today at Alofau Gas Station. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 7mm), mostly falling on Wed morning. Warm (max 28°C on Wed morning, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | 1 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
S 14 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 11 | S 13 | S 12 | S 11 | S 11 | S 11 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | |
333 | 300 | 300 | 266 | 230 | 202 | 197 | 176 | 176 | 152 | 152 | 163 | 331 | 416 | 433 | 483 | 565 | 519 | 625 | 698 | 652 | 640 | 545 | 535 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | on | on | on | glassy | glassy | glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | |
High Tide | 10:24AM1.07m | 11:10PM0.92m | 11:29AM1.03m | 00:15AM0.92m | 12:34PM0.99m | |||||||||||||||||||
Low Tide | 3:59AM0.14m | 4:52PM0.07m | 5:07AM0.18m | 5:56PM0.11m | 6:16AM0.21m | 6:59PM0.14m | ||||||||||||||||||
 |  | | |  |  | | | | |  | | |  | | | | | | | | | | | |
 | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | 6:37 |
 | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | 6:00 |
2 | 2 | 1 | 2 | — | — | — | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | |
Temp °C | 28 | 27 | 28 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 |
32 | 30 | 32 | 31 | 32 | 32 | 32 | 30 | 30 | 30 | 30 | 30 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 25 | |
Swell 1 Height (m) Direction Period (s) | 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 13 | S 12 | S 11 | S 11 | S 11 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 |
 kJ | 300 | 300 | 300 | 266 | 230 | 202 | 197 | 176 | 176 | 152 | 152 | 107 | 331 | 416 | 433 | 483 | 565 | 519 | 625 | 698 | 652 | 640 | 545 | 535 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 14 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | SE 9 | SE 9 | SE 9 | SE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
| kJ | 333 | 253 | 229 | 209 | 146 | 138 | 136 | 134 | 127 | 123 | 121 | 163 | 107 | 107 | 77 | 72 | 67 | 79 | 97 | 78 | 78 | 78 | 78 | 78 |
Swell 3 Height (m) Direction Period (s) | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 8 | NE 8 | NE 8 | NE 10 | NE 10 | SW 14 | SW 14 | SSW 14 | N 12 | SW 13 | SW 13 | ESE 8 | ESE 8 |
| kJ | 26 | 26 | 31 | 30 | 30 | 30 | 30 | 30 | 29 | 21 | 27 | 25 | 35 | 33 | 60 | 60 | 33 | 33 | 20 | 11 | 7 | 7 | 61 | 46 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | SSE 5 | SE 8 | SE 8 | SE 8 | ESE 8 | ESE 8 | ESE 8 | — | SE 3 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 19 | 70 | 153 | 153 | 90 | 59 | 61 | — | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2 | 2 | 11 | 11 | 0 | 0 | 0 | 125 | 125 | 5 | 5 | 5 | 5 | 903 | 25 | 25 | 621 | 25 | 25 | 25 | 25 | 1325 | 25 | 25 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||||||
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