Surf Forecasts:
How big are the waves at Matu'u today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 3.5ft (1.0m), 12s period with S swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 3ft (0.9m), 11s period with S swell.
- Evening surf: Evening surf (18 Sep, local time) - 2.5ft (0.8m), 11s period with S swell.
The current surf forecast for Matu'u at 2PM is: 0.9m 11s primary swell from a South direction and 1.3m 7s secondary swell from a East-southeast direction (forecast issued at 06:00am September 18). The wind direction is predicted to be cross-shore.
| Time (SST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 3.5ft (1.0m) | 12s |
| Afternoon (18 Sep) | 3ft (0.9m) | 11s |
| Evening (18 Sep) | 2.5ft (0.8m) | 11s |
Table - waves today at Matu'u. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 37mm), heaviest during Fri afternoon. Warm (max 27°C on Fri morning, min 25°C on Fri afternoon). Wind will be generally light. | |||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | |||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | S 13 | S 12 | SSE 12 | SSE 12 | SW 17 | SW 16 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 330 | 268 | 264 | 206 | 192 | 146 | 144 | 148 | 272 | 235 | 240 | 240 | 346 | 318 | 380 | 485 | 581 | 588 | 647 | 647 | 637 | 609 | 555 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross | cross-on | on | cross-on | cross-on | cross | cross | cross | cross | cross-off | glassy | on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-on |
High Tide | 1:22PM0.71m | 1:36AM0.82m | 2:18PM0.73m | 2:28AM0.84m | 3:04PM0.76m | ||||||||||||||||||
Low Tide | 7:12AM0.31m | 7:11PM0.36m | 8:10AM0.29m | 8:09PM0.34m | 8:57AM0.27m | 8:56PM0.31m | |||||||||||||||||
 |  | | | | | |  | |  | | | | | | | |  | | | | | | |
 | 6:15 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:17 | — | — |
mm | 3 | 2 | 4 | 6 | 7 | 1 | 2 | — | 1 | — | — | — | 1 | 2 | 1 | — | — | — | — | 1 | 3 | 1 | 2 |
Temp °C | 26 | 27 | 27 | 27 | 26 | 25 | 26 | 26 | 26 | 26 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 |
Feels °C | 28 | 28 | 28 | 30 | 29 | 26 | 27 | 28 | 27 | 28 | 29 | 30 | 31 | 31 | 31 | 29 | 28 | 28 | 28 | 29 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SE 7 | SE 7 | S 12 | ESE 7 | ESE 7 | ESE 7 | S 11 | ESE 7 | ESE 7 | S 12 | E 7 | E 7 | E 7 | ESE 7 | SW 15 | SW 15 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | SW 13 | SW 12 |
| kJ | 147 | 167 | 264 | 160 | 144 | 140 | 144 | 148 | 140 | 235 | 117 | 113 | 94 | 75 | 380 | 485 | 581 | 588 | 647 | 647 | 637 | 609 | 555 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | SW 13 | S 11 | S 11 | S 11 | SW 13 | S 11 | S 13 | SW 16 | SSE 12 | SSE 12 | SSE 12 | SSE 12 | E 7 | E 7 | SSE 11 | SSE 11 | SSE 11 | E 6 | E 6 | E 6 | E 6 |
| kJ | 330 | 268 | 84 | 206 | 192 | 146 | 58 | 144 | 272 | 165 | 240 | 240 | 236 | 228 | 57 | 57 | 170 | 164 | 126 | 51 | 65 | 80 | 83 |
Swell 3 Height (m) Direction Period (s) | SW 14 | SW 14 | N 9 | SW 13 | SW 13 | SW 13 | SSE 14 | SSE 13 | SW 16 | ENE 11 | SW 16 | SW 15 | SW 17 | SW 16 | SSE 12 | SSE 11 | E 7 | E 7 | E 7 | SSE 11 | SSE 11 | SSE 11 | SSE 11 |
| kJ | 121 | 89 | 6 | 82 | 58 | 58 | 62 | 60 | 94 | 12 | 198 | 104 | 346 | 318 | 179 | 167 | 56 | 56 | 56 | 126 | 90 | 90 | 93 |
Wind waves Height (m) Direction Period (s) | — | — | ESE 7 | — | — | — | ESE 7 | — | — | ESE 7 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 164 | — | — | — | 144 | — | — | 132 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 12 | 12 | 3 | 3 | 9 | 181 | 14 | 14 | 3 | 3 | 3 | 3 | 0 | 0 | 3 | 3 | 3 | 3 | 12 | 3 | 3 | 3 | 3 |
Best forecast wave conditions in American-Samoa - Tutuila | |||||||||||||||||||||||
Best forecast wave conditions in American Samoa | |||||||||||||||||||||||
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