Surf Forecasts:
How big are the waves at Tank Beach today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 3.5ft (1.0m), 10s period with NW swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 3.5ft (1.0m), 10s period with NW swell.
- Evening surf: Evening surf (22 Sep, local time) - 3ft (0.9m), 10s period with NW swell.
The current surf forecast for Tank Beach at 5PM is: 1.0m 10s primary swell from a Northwest direction and 0.9m 10s secondary swell from a Northeast direction (forecast issued at 09:00am September 22). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 3.5ft (1.0m) | 10s |
| Afternoon (22 Sep) | 3.5ft (1.0m) | 10s |
| Evening (22 Sep) | 3ft (0.9m) | 10s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 30mm), heaviest during Thu night. Warm (max 29°C on Tue afternoon, min 28°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 22 | Wednesday 23 | Thursday 24 | ||||||||||||||||||||
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) | NW 10 | NW 10 | NW 10 | NW 10 | NE 10 | NE 10 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NW 10 | NNW 10 | NNW 10 | NNW 10 | NE 9 | NE 8 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 204 | 208 | 208 | 204 | 147 | 160 | 390 | 378 | 371 | 347 | 283 | 251 | 211 | 183 | 149 | 143 | 104 | 86 | 86 | 83 | 76 | 72 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | off | glassy | glassy | glassy | glassy | glassy | cross-off | off | cross-off | cross-off |
High Tide | 6:10PM0.67m | 3:09AM0.63m | 6:30PM0.67m | 4:18AM0.64m | 6:46PM0.68m | |||||||||||||||||
Low Tide | 10:08AM0.19m | 11:00PM0.57m | 10:53AM0.19m | 11:37PM0.53m | 11:34AM0.22m | |||||||||||||||||
 |  | |  |  | |  | | | | | | | | | | | |  | |  | | |
 | 6:05 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:12 | — | — | — | — | — | — | — | 6:12 | — | — |
mm | — | 1 | 1 | — | 1 | 2 | — | 1 | 2 | 2 | 3 | 2 | 2 | 1 | — | — | 1 | 2 | — | — | — | 2 |
Temp °C | 28 | 28 | 28 | 28 | 29 | 28 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 |
Feels °C | 30 | 30 | 30 | 30 | 32 | 32 | 32 | 31 | 31 | 32 | 33 | 33 | 34 | 35 | 33 | 32 | 33 | 32 | 33 | 33 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | NW 10 | NE 10 | NE 10 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NNW 11 | NNW 11 | NNW 11 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | NE 9 | SW 7 |
| kJ | 204 | 208 | 208 | 204 | 139 | 137 | 390 | 378 | 371 | 347 | 283 | 251 | 211 | 183 | 73 | 73 | 69 | 59 | 60 | 60 | 75 | 49 |
Swell 2 Height (m) Direction Period (s) | NE 10 | NE 10 | NE 10 | NE 10 | NW 10 | NW 10 | NE 10 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | SW 7 | SW 7 | NNW 11 | NNW 11 | NE 9 | NE 9 | NE 9 | NE 9 | NNW 9 | NE 8 |
| kJ | 200 | 167 | 163 | 139 | 98 | 160 | 134 | 101 | 99 | 99 | 99 | 99 | 57 | 71 | 149 | 143 | 83 | 83 | 81 | 79 | 76 | 72 |
Swell 3 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | NW 12 | NW 12 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | NE 9 | NE 9 | NE 9 | NE 9 | NW 10 | NNW 10 | NNW 10 | NNW 10 | SW 7 | NNW 9 |
| kJ | 24 | 23 | 23 | 23 | 147 | 157 | 23 | 23 | 43 | 42 | 42 | 48 | 101 | 101 | 99 | 83 | 104 | 86 | 86 | 83 | 30 | 55 |
Wind waves Height (m) Direction Period (s) | SSE 8 | — | SE 8 | SSE 8 | SE 8 | SSE 8 | — | S 8 | SE 8 | SE 8 | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 24 | — | 32 | 26 | 33 | 24 | — | 29 | 33 | 33 | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 227 | 2056 | 227 | 2059 | 229 | 2056 | 1491 | 1491 | 0 | 0 | 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 | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
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