Surf Forecasts:
How big are the waves at Alofau Gas Station today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 8ft (2.5m), 14s period with SE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 8ft (2.5m), 14s period with SE swell.
- Evening surf: Evening surf (18 Jul, local time) - 8ft (2.5m), 8s period with SE swell.
The current surf forecast for Alofau Gas Station at 9PM is: 2.5m 8s primary swell from a Southeast direction and 0.8m 15s secondary swell from a Southwest direction, 0.1m 21s secondary swell from a South direction (forecast issued at 12:00pm July 18). The wind direction is predicted to be cross-offshore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 8ft (2.5m) | 14s |
| Afternoon (18 Jul) | 8ft (2.5m) | 14s |
| Evening (18 Jul) | 8ft (2.5m) | 8s |
Table - waves today at Alofau Gas Station. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Mon afternoon. Warm (max 25°C on Sun morning, min 23°C on Sat morning). Mainly strong winds. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 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) | SE 14 | SE 14 | SE 14 | SE 8 | SE 8 | SSE 14 | SE 7 | SE 7 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSW 23 | S 22 | SSW 22 | SSW 21 | SSW 20 | SSW 20 | S 19 | SSW 18 | S 18 |
Wave Graph  | |||||||||||||||||||||
 kJ | 2785 | 2785 | 2747 | 760 | 681 | 561 | 598 | 598 | 1042 | 1137 | 1198 | 1120 | 874 | 996 | 1200 | 1113 | 1020 | 979 | 894 | 731 | 653 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 10:32AM1.00m | 11:08PM0.96m | 11:29AM0.92m | 00:04AM0.93m | 12:28PM0.85m | ||||||||||||||||
Low Tide | 4:47PM0.15m | 5:16AM0.22m | 5:41PM0.22m | 6:19AM0.27m | 6:36PM0.27m | ||||||||||||||||
 | | |  | |  | | | |  | | | | | | | | | |  |  | |
 | 6:47 | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — |
 | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 |
Temp °C | 23 | 24 | 24 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 |
Feels °C | 17 | 18 | 18 | 18 | 19 | 18 | 19 | 19 | 21 | 20 | 21 | 21 | 21 | 22 | 20 | 20 | 21 | 21 | 23 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SSE 14 | SW 15 | SW 16 | SSE 13 | SSE 13 | SSE 13 | SSE 13 | SSE 11 | SSE 12 | SSE 13 | SSE 12 | SSE 12 | SSW 20 | S 19 | SSW 18 | S 18 |
| kJ | 295 | 291 | 287 | 284 | 269 | 561 | 273 | 291 | 1042 | 1137 | 1198 | 1120 | 718 | 749 | 585 | 566 | 333 | 979 | 894 | 731 | 653 |
Swell 2 Height (m) Direction Period (s) | SW 16 | W 13 | W 13 | W 13 | S 21 | SW 15 | SSW 19 | SSW 18 | SW 16 | SW 16 | SW 16 | SSW 24 | SSW 23 | S 22 | SSW 22 | SSW 21 | SSW 20 | SSE 12 | SSE 12 | SSE 12 | SSE 12 |
| kJ | 295 | 3 | 3 | 3 | 8 | 269 | 35 | 62 | 306 | 306 | 306 | 749 | 874 | 996 | 1200 | 1113 | 1020 | 322 | 303 | 265 | 265 |
Swell 3 Height (m) Direction Period (s) | NW 13 | — | S 22 | S 21 | W 13 | S 20 | S 28 | SSW 28 | SSW 26 | S 26 | SSW 24 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 17 | SW 16 |
| kJ | 7 | — | 10 | 9 | 3 | 30 | 16 | 75 | 225 | 475 | 609 | 302 | 295 | 291 | 291 | 287 | 326 | 171 | 176 | 358 | 314 |
Wind waves Height (m) Direction Period (s) | SE 14 | SE 14 | SE 14 | SE 8 | SE 8 | ESE 8 | SE 7 | SE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 |
| kJ | 2785 | 2785 | 2747 | 760 | 681 | 468 | 598 | 598 | 267 | 267 | 267 | 235 | 261 | 333 | 338 | 298 | 311 | 311 | 277 | 239 | 236 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1353 | 2286 | 2286 | 2286 | 1313 | 1313 | 1305 | 905 | 1353 | 1365 | 905 | 2258 | 1313 | 1313 | 1313 | 1297 | 1300 | 1300 | 189 | 189 | 189 |
Best forecast wave conditions in American-Samoa - Tutuila | |||||||||||||||||||||
Best forecast wave conditions in American Samoa | |||||||||||||||||||||
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