
Surf Forecasts:
How big are the waves at Tank Beach today (25 Sep):
- Afternoon surf: Afternoon surf (25 Sep, local time) - 2.5ft (0.7m), 10s period with NNW swell.
- Evening surf: Evening surf (25 Sep, local time) - 2.5ft (0.7m), 9s period with NNW swell.
The current surf forecast for Tank Beach at 12AM is: 0.7m 8s primary swell from a Northeast direction and 0.6m 9s secondary swell from a North-northwest direction (forecast issued at 03:00pm September 24). The wind direction is predicted to be onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | - | - |
| Afternoon (25 Sep) | 2.5ft (0.7m) | 10s |
| Evening (25 Sep) | 2.5ft (0.7m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu afternoon. Warm (max 29°C on Thu afternoon, min 28°C on Thu night). Wind will be generally light. | ||||||||||||||||||||
Thu 24 | Friday 25 | Saturday 26 | ||||||||||||||||||
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) | NNW 10 | NNW 10 | NE 9 | NNW 9 | ENE 8 | ENE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 10 | ENE 8 |
Wave Graph | ||||||||||||||||||||
86 | 83 | 76 | 73 | 62 | 61 | 70 | 61 | 70 | 70 | 64 | 65 | 65 | 64 | 64 | 58 | 58 | 58 | 94 | 62 | |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | on | on |
High Tide | 6:46PM0.68m | 5:23AM0.65m | 7:00PM0.68m | 6:27AM0.66m | 7:15PM0.69m | |||||||||||||||
Low Tide | 00:15AM0.48m | 12:14PM0.25m | 00:52AM0.42m | 12:55PM0.30m | ||||||||||||||||
— | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | |
— | 6:12 | — | — | — | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — | |
mm | 1 | 1 | 2 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 |
Feels °C | 32 | 33 | 33 | 32 | 32 | 32 | 32 | 31 | 32 | 32 | 32 | 32 | 32 | 32 | 32 | 33 | 33 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 8 | ENE 8 | ENE 8 | NE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NE 10 | ENE 8 |
81 | 79 | 75 | 72 | 62 | 61 | 70 | 61 | 70 | 70 | 64 | 65 | 65 | 64 | 64 | 58 | 58 | 58 | 94 | 62 | |
Swell 2 Height (m) Direction Period (s) | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 8 | NNW 8 | SW 6 | WSW 6 | WSW 6 | WSW 6 | SW 6 | N 10 | N 9 | N 9 | N 9 | N 9 | N 9 |
86 | 83 | 76 | 73 | 55 | 53 | 44 | 28 | 27 | 20 | 16 | 16 | 16 | 10 | 28 | 27 | 26 | 26 | 40 | 39 | |
Swell 3 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | SW 6 | SW 7 | SW 7 | SW 7 | SW 6 | SW 6 | NNW 8 | NNW 8 | NW 8 | NW 8 | N 10 | NE 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
20 | 20 | 20 | 21 | 22 | 22 | 22 | 21 | 20 | 26 | 26 | 16 | 15 | 31 | 10 | 10 | 10 | 10 | 10 | 10 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 227 | 237 | 237 | 237 | 237 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 237 | 237 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











