Surf Forecasts:
How big are the waves at Tank Beach today (16 Sep):
- Morning surf: Morning surf (16 Sep, local time) - 7ft (2.2m), 9s period with NE swell.
- Afternoon surf: Afternoon surf (16 Sep, local time) - 7ft (2.1m), 9s period with NE swell.
- Evening surf: Evening surf (16 Sep, local time) - 6ft (1.9m), 8s period with NE swell.
The current surf forecast for Tank Beach at 6AM is: 2.1m 9s primary swell from a Northeast direction and 0.8m 14s secondary swell from a East-northeast direction (forecast issued at 03:00am September 16). An open ocean swell of 0.6m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (16 Sep) | 7ft (2.2m) | 9s |
| Afternoon (16 Sep) | 7ft (2.1m) | 9s |
| Evening (16 Sep) | 6ft (1.9m) | 8s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 11mm), heaviest on Wed night. Warm (max 29°C on Wed morning, min 28°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||||||||||||
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) | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 11 | NNE 10 | NNE 9 | NNE 9 | NNE 10 | NNE 10 | NNE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 523 | 598 | 770 | 788 | 727 | 660 | 571 | 468 | 433 | 398 | 375 | 346 | 286 | 293 | 323 | 338 | 338 | 524 | 371 | 212 | 201 | 210 | 197 | 201 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | cross-off |
High Tide | 12:24PM0.63m | 9:44PM0.66m | 1:52PM0.62m | 10:08PM0.65m | 3:20PM0.63m | |||||||||||||||||||
Low Tide | 4:53AM0.21m | 4:46PM0.56m | 5:41AM0.20m | 5:37PM0.59m | 6:33AM0.19m | 6:46PM0.61m | ||||||||||||||||||
 | |  | |  | | | | | | |  | | |  |  | | |  | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:17 | — | — | — | — | — | — | — | 6:16 | — | — | — | — | — | — | — | 6:15 | — | — |
mm | 8 | 4 | 1 | 1 | — | 1 | 1 | 1 | 3 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 30 | 30 | 30 | 30 | 31 | 32 | 32 | 32 | 31 | 30 | 32 | 32 | 32 | 31 | 31 | 30 | 31 | 31 | 31 | 31 | 30 | 30 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | ENE 14 | ENE 14 | ENE 13 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 11 | NNE 10 | NNE 9 | NNE 9 | NNE 10 | NNE 10 | NNE 10 |
| kJ | 293 | 273 | 158 | 788 | 727 | 660 | 571 | 468 | 433 | 398 | 375 | 346 | 286 | 293 | 323 | 338 | 338 | 524 | 371 | 212 | 201 | 210 | 197 | 201 |
Swell 2 Height (m) Direction Period (s) | SSE 9 | SSE 8 | S 9 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | SW 8 | WSW 8 | S 8 | S 8 | SSW 8 | SW 9 | SW 8 | SW 9 | SW 9 | SW 8 | WSW 8 |
| kJ | 79 | 75 | 54 | 198 | 195 | 195 | 149 | 189 | 138 | 131 | 129 | 98 | 96 | 54 | 45 | 44 | 44 | 70 | 148 | 115 | 152 | 148 | 166 | 123 |
Swell 3 Height (m) Direction Period (s) | SW 8 | SW 8 | SW 8 | S 8 | S 8 | S 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | ENE 12 | S 7 | WSW 8 | SW 8 | WSW 8 | ENE 11 | ENE 11 | NE 11 | NE 11 | NE 11 | NE 10 |
| kJ | 10 | 9 | 9 | 35 | 36 | 33 | 23 | 35 | 44 | 43 | 43 | 55 | 55 | 93 | 27 | 45 | 55 | 47 | 84 | 151 | 126 | 123 | 119 | 112 |
Wind waves Height (m) Direction Period (s) | NE 8 | NE 9 | NE 9 | NE 9 | — | — | — | — | — | — | — | — | W 2 | — | — | — | — | — | — | — | WSW 2 | WSW 3 | WSW 3 | WSW 3 |
| kJ | 523 | 598 | 770 | 593 | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 4 | 1 | 4 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 237 | 237 | 237 | 237 | 242 | 0 | 242 | 242 | 242 | 237 | 237 | 237 | 237 | 242 | 242 | 0 | 0 | 0 | 2063 | 242 | 242 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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