Surf Forecasts:
How big are the waves at Tank Beach today (30 Oct):
- Morning surf: Morning surf (30 Oct, local time) - 15ft (4.5m), 17s period with ENE swell.
- Afternoon surf: Afternoon surf (30 Oct, local time) - 15ft (4.5m), 15s period with ENE swell.
- Evening surf: Evening surf (30 Oct, local time) - 10ft (3.0m), 12s period with NNE swell.
The current surf forecast for Tank Beach at 11AM is: 4.5m 16s primary swell from a East-northeast direction and 0.6m 9s secondary swell from a Northwest direction (forecast issued at 03:00am October 30). The wind direction is predicted to be cross-offshore and the swell rating is 11.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Oct) | 15ft (4.5m) | 17s |
| Afternoon (30 Oct) | 15ft (4.5m) | 15s |
| Evening (30 Oct) | 10ft (3.0m) | 12s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Fri afternoon. Warm (max 28°C on Fri morning, min 26°C on Sat night). Winds decreasing (fresh winds from the W on Fri morning, light winds from the SSE by Sun night). | ||||||||||||||||||||||||
Friday 30 | Saturday 31 | Sunday 1 | ||||||||||||||||||||||
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 | 4 PM | 7 PM | 10 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 17 | ENE 16 | ENE 18 | ENE 17 | ENE 16 | ENE 14 | NE 13 | NNE 12 | N 11 | N 11 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 11 | NW 10 | NW 10 | NNW 10 | NNW 12 | NNW 12 | NNW 12 | NNW 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1359 | 5562 | 10334 | 11959 | 12071 | 7690 | 3563 | 2131 | 1663 | 1405 | 1198 | 1100 | 1046 | 955 | 679 | 562 | 513 | 433 | 424 | 485 | 782 | 1117 | 1217 | 1217 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off |
High Tide | 12:33PM0.75m | 8:37PM0.71m | 1:38PM0.75m | 9:31PM0.68m | 2:31PM0.75m | |||||||||||||||||||
Low Tide | 4:09AM0.01m | 5:14PM0.66m | 5:06AM0.02m | 6:35PM0.66m | 6:05AM0.07m | 7:57PM0.62m | ||||||||||||||||||
 |  |  | | | | | |  | | | |  | | | | | | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:47 | — | — | — | — | — | — | — | 5:47 | — | — |
mm | 1 | — | — | — | — | — | 5 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
Feels °C | 28 | 27 | 28 | 29 | 28 | 29 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 29 | 30 | 29 | 31 | 30 | 30 | 29 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | ENE 13 | ENE 16 | ENE 18 | ENE 17 | ENE 16 | ENE 14 | NE 13 | NNE 12 | N 11 | N 11 | NNW 10 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 11 | NW 10 | NW 10 | NNW 10 | NNW 12 | NNW 12 | NNW 12 | NNW 12 |
| kJ | 1110 | 5562 | 10334 | 11959 | 12071 | 7690 | 3563 | 2131 | 1663 | 1405 | 1198 | 1100 | 1046 | 955 | 679 | 562 | 513 | 433 | 424 | 485 | 782 | 1117 | 1217 | 1217 |
Swell 2 Height (m) Direction Period (s) | E 17 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | ENE 11 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 1359 | 35 | 60 | 57 | 53 | 40 | 39 | 49 | 158 | 194 | 200 | 176 | 130 | 124 | 113 | 99 | 99 | 99 | 103 | 106 | 103 | 101 | 101 | 101 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | — | — | — | SE 9 | SE 9 | E 11 | NW 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | N 11 | N 11 | NNE 10 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 9 | NNE 9 |
| kJ | 37 | 35 | — | — | — | 14 | 14 | 62 | 46 | 13 | 13 | 21 | 21 | 29 | 91 | 114 | 86 | 64 | 57 | 38 | 38 | 38 | 35 | 32 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SW 3 | SW 4 | SW 4 | SSW 3 | S 4 | SSE 4 | S 4 | S 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | 7 | 10 | 9 | 4 | 4 | 5 | 4 | 4 | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 237 | 237 | 242 | 237 | 1491 | 227 | 0 | 227 | 237 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
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