Surf Forecasts:
How big are the waves at Alofau Gas Station today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 3.5ft (1.0m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 3ft (0.9m), 15s period with SW swell.
- Evening surf: Evening surf (18 Aug, local time) - 4ft (1.2m), 15s period with SW swell.
The current surf forecast for Alofau Gas Station at 6PM is: 1.1m 15s primary swell from a Southwest direction (forecast issued at 12:00pm August 18). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 3.5ft (1.0m) | 16s |
| Afternoon (18 Aug) | 3ft (0.9m) | 15s |
| Evening (18 Aug) | 4ft (1.2m) | 15s |
Table - waves today at Alofau Gas Station. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Tue night. Warm (max 25°C on Tue morning, min 24°C on Wed night). Winds increasing (light winds from the SE on Tue morning, fresh winds from the SE by Thu afternoon). | |||||||||||||||||||||
Tue 18 | Wednesday 19 | Thursday 20 | |||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  | |||||||||||||
Wave Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | S 14 | SW 14 | SW 14 | S 12 | S 15 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 12 | SSW 12 |
Wave Graph  | |||||||||||||||||||||
 kJ | 406 | 390 | 375 | 574 | 753 | 666 | 829 | 1196 | 499 | 711 | 841 | 279 | 600 | 663 | 539 | 513 | 432 | 425 | 657 | 439 | 589 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross | cross |
High Tide | 11:50AM0.79m | 00:17AM0.86m | 12:53PM0.75m | 1:16AM0.84m | 1:54PM0.73m | ||||||||||||||||
Low Tide | 5:48PM0.31m | 6:45AM0.31m | 6:48PM0.34m | 7:50AM0.31m | 7:49PM0.34m | ||||||||||||||||
 | | |  | |  | |  |  | |  |  | | | | | | | | | | |
 | 6:35 | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 24 | 23 | 23 | 24 | 23 | 21 | 23 | 21 | 21 | 22 | 22 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSW 15 | SSE 12 | SW 14 | SW 14 | S 14 | SSW 11 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | S 12 | SSW 12 | SSW 12 |
| kJ | 406 | 390 | 375 | 574 | 753 | 666 | 829 | 54 | 499 | 711 | 423 | 270 | 600 | 663 | 539 | 513 | 432 | 425 | 657 | 439 | 589 |
Swell 2 Height (m) Direction Period (s) | SW 10 | ESE 8 | SW 10 | ESE 8 | E 8 | E 8 | SSE 12 | S 16 | E 8 | E 8 | SW 15 | SSW 12 | SW 12 | SW 12 | SW 12 | SW 14 | S 6 | S 7 | SW 14 | SW 14 | SW 14 |
| kJ | 68 | 51 | 82 | 50 | 43 | 43 | 83 | 126 | 44 | 44 | 171 | 276 | 273 | 167 | 164 | 164 | 68 | 97 | 158 | 118 | 114 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | SW 10 | ESE 8 | SSE 12 | SSE 12 | SSE 12 | E 8 | SSW 9 | S 15 | S 16 | SSE 14 | S 15 | SW 14 | SW 14 | SSE 14 | SSE 14 | SW 14 | SW 14 | SSE 13 | SSE 13 | SSE 13 |
| kJ | 51 | 68 | 50 | 58 | 58 | 85 | 30 | 26 | 159 | 131 | 82 | 279 | 132 | 132 | 121 | 121 | 164 | 162 | 65 | 64 | 64 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 8 | S 14 | SSE 6 | SSE 6 | S 12 | ESE 6 | SE 5 | SE 6 | SE 6 | SE 6 | ESE 6 | ESE 6 | ESE 7 | SE 6 | ESE 6 |
| kJ | — | — | — | — | — | — | 30 | 1196 | 104 | 81 | 841 | 77 | 106 | 146 | 177 | 200 | 150 | 151 | 198 | 238 | 209 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 5 | 5 | 5 | 5 | 5 | 1378 | 902 | 1388 | 902 | 1388 | 1388 | 1388 | 1388 | 1360 | 1353 | 1353 | 1353 | 1360 | 1353 | 1360 | 1360 |
Best forecast wave conditions in American-Samoa - Tutuila | |||||||||||||||||||||
Best forecast wave conditions in American Samoa | |||||||||||||||||||||
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