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Surf Forecasts:
Alofau Gas Station surfForecast / Tutuila / American Samoa
48hr Weather and Surf, issued 6 pm Sunday 17 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
30.0° 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 1AM is: 2.2m 8s primary swell from a Southeast direction and 1.0m 14s secondary swell from a South direction (forecast issued at 06:00pm May 17). An open ocean swell of 0.5m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 3.5ft (1.1m) | 13s |
| Afternoon (18 May) | 3.5ft (1.0m) | 13s |
| Evening (18 May) | 5ft (1.5m) | 8s |
Table - waves today at Alofau Gas Station. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 26mm), heaviest during Sun afternoon. Warm (max 28°C on Mon morning, min 26°C on Sun afternoon). Winds decreasing (fresh winds from the ESE on Sun night, calm by Tue afternoon). | ||||||||||||||||||||||||
Sun 17 | Monday 18 | Tuesday 19 | Wed 20 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | S 13 | S 13 | S 13 | SE 8 | S 13 | S 12 | S 12 | S 17 | S 17 | SE 9 | SE 9 | SE 9 | SE 9 | S 15 | SE 9 | SE 9 | SE 9 | SE 9 | |
505 | 542 | 665 | 650 | 555 | 437 | 430 | 356 | 345 | 284 | 266 | 247 | 243 | 211 | 265 | 363 | 334 | 351 | 318 | 347 | 294 | 260 | 230 | 225 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-on | on | cross-on | cross-on | cross | cross-on | cross-on | glassy | glassy | glassy | cross | cross-on | cross-on | cross-on | |
High Tide | 7:58PM0.99m | 8:18AM1.15m | 8:59PM0.96m | 9:19AM1.12m | 10:04PM0.94m | 10:24AM1.07m | ||||||||||||||||||
Low Tide | 1:56AM0.07m | 2:46PM-0.00m | 2:56AM0.10m | 3:48PM0.03m | 3:59AM0.14m | |||||||||||||||||||
 |  | | | | | |  | | | | |  |  |  | | |  | | | | | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — |
 | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | 6:00 |
6 | 3 | 1 | 1 | 2 | 2 | 2 | — | 1 | 1 | 4 | 3 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 27 |
25 | 26 | 25 | 25 | 26 | 26 | 27 | 28 | 28 | 29 | 27 | 25 | 28 | 29 | 30 | 30 | 30 | 32 | 31 | 31 | 30 | 30 | 30 | 30 | |
Swell 1 Height (m) Direction Period (s) | S 10 | S 15 | S 15 | S 14 | S 14 | S 14 | SSE 8 | SE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
 kJ | 148 | 352 | 347 | 416 | 394 | 366 | 174 | 284 | 219 | 284 | 266 | 233 | 187 | 187 | 250 | 363 | 334 | 351 | 318 | 294 | 294 | 260 | 230 | 225 |
Swell 2 Height (m) Direction Period (s) | S 15 | S 10 | NE 8 | N 9 | NNE 8 | NNE 8 | S 13 | S 13 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | S 16 | S 16 | S 16 | S 16 | S 15 | S 14 | S 14 | S 13 | S 13 |
| kJ | 357 | 115 | 18 | 39 | 24 | 28 | 430 | 356 | 345 | 272 | 259 | 247 | 243 | 190 | 144 | 252 | 321 | 243 | 231 | 347 | 264 | 253 | 225 | 166 |
Swell 3 Height (m) Direction Period (s) | NNE 8 | NNE 8 | N 9 | SE 14 | SE 13 | SE 13 | NNE 8 | E 9 | NNE 8 | NNE 8 | SE 13 | SE 12 | SE 12 | S 17 | S 17 | S 12 | S 12 | S 12 | S 12 | NNE 8 | NNE 10 | NNE 9 | NNE 8 | NNE 8 |
| kJ | 24 | 24 | 15 | 31 | 46 | 45 | 27 | 40 | 26 | 26 | 57 | 77 | 75 | 211 | 265 | 104 | 101 | 72 | 98 | 26 | 61 | 50 | 59 | 55 |
Wind waves Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | E 8 | — | E 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 505 | 542 | 665 | 650 | 555 | 437 | 223 | — | 76 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1353 | 2654 | 1297 | 1353 | 1127 | 1127 | 223 | 223 | 0 | 22 | 183 | 196 | 183 | 5 | 5 | 5 | 8 | 0 | 0 | 0 | 2 | 2 | 2 | 2 |
Best forecast wave conditions in American-Samoa - Tutuila | ||||||||||||||||||||||||
Best forecast wave conditions in American Samoa | ||||||||||||||||||||||||
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