Surf Forecasts:
How big are the waves at Tank Beach today (29 Sep):
- Afternoon surf: Afternoon surf (29 Sep, local time) - 1.5ft (0.5m), 7s period with SE swell.
- Evening surf: Evening surf (29 Sep, local time) - 1.5ft (0.5m), 8s period with SE swell.
The current surf forecast for Tank Beach at 9PM is: 0.5m 8s primary swell from a Southeast direction and 0.5m 6s secondary swell from a Northeast direction (forecast issued at 03:00pm September 29). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | - | - |
| Afternoon (29 Sep) | 1.5ft (0.5m) | 7s |
| Evening (29 Sep) | 1.5ft (0.5m) | 8s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 35mm), heaviest during Thu night. Warm (max 29°C on Tue afternoon, min 28°C on Tue night). Wind will be generally light. | ||||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | ||||||||||||||||||
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) | ENE 9 | ENE 9 | SE 8 | SE 8 | SE 7 | NE 8 | NE 8 | NW 13 | NW 12 | NNE 14 | NW 12 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
Wave Graph  | ||||||||||||||||||||
 kJ | 27 | 25 | 31 | 33 | 27 | 28 | 67 | 85 | 122 | 104 | 108 | 139 | 99 | 96 | 125 | 123 | 121 | 114 | 101 | 107 |
Wind (km/h) | ||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | cross-on | cross-on | cross | cross | cross-off | cross | cross | cross-off | cross-off | cross-off | cross | cross | cross | cross-off | cross-off | cross-on |
High Tide | 8:16PM0.70m | 11:02AM0.69m | 8:44PM0.70m | 12:25PM0.69m | 9:17PM0.70m | |||||||||||||||
Low Tide | 3:39AM0.15m | 3:56PM0.56m | 4:31AM0.11m | 4:55PM0.61m | ||||||||||||||||
 |  |  | |  | | |  | | |  | | | | | | | | | | |
 | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — |
mm | — | — | — | — | 1 | 1 | — | 1 | 1 | — | — | — | — | 3 | — | 4 | 1 | 1 | — | 3 |
Temp °C | 29 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 | 28 | 29 | 29 | 29 | 29 | 29 | 28 |
Feels °C | 33 | 33 | 32 | 33 | 32 | 32 | 32 | 31 | 33 | 32 | 32 | 32 | 33 | 30 | 31 | 32 | 32 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | NE 6 | NE 6 | SE 8 | SE 8 | SE 7 | NE 8 | NE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 17 | 18 | 31 | 33 | 27 | 28 | 67 | 67 | 65 | 65 | 65 | 65 | 65 | 79 | 84 | 120 | 120 | 114 | 101 | 107 |
Swell 2 Height (m) Direction Period (s) | SE 7 | SE 7 | NE 6 | NE 6 | NE 7 | WNW 11 | WNW 11 | WNW 10 | NW 12 | WNW 12 | NW 12 | NW 11 | NW 11 | WNW 10 | NW 10 | NW 10 | NNE 12 | NW 10 | NW 10 | NNE 12 |
| kJ | 26 | 25 | 16 | 16 | 27 | 65 | 75 | 57 | 122 | 184 | 108 | 121 | 121 | 65 | 80 | 87 | 121 | 79 | 60 | 82 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | WNW 11 | WNW 10 | SE 7 | SSE 7 | NW 13 | WNW 10 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 12 | NW 10 | NNE 12 | NNE 12 | NW 9 |
| kJ | 27 | 25 | 25 | 51 | 42 | 26 | 21 | 85 | 55 | 104 | 101 | 139 | 99 | 96 | 125 | 123 | 46 | 85 | 83 | 55 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | WNW 2 | WNW 3 | — | — | W 3 | W 3 | WSW 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | 3 | 3 | 27 |
Nearest Offshore or Glassy | ||||||||||||||||||||
Distance (km) | 237 | 237 | 237 | 237 | 237 | 237 | 2213 | 237 | 0 | 2216 | 242 | 0 | 0 | 237 | 237 | 237 | 237 | 0 | 0 | 237 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||
Header Global | ||||||||||||||||||||
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