Surf Forecasts:
How big are the waves at Tank Beach today (28 Jul):
- Morning surf: Morning surf (28 Jul, local time) - 3.5ft (1.0m), 5s period with ENE swell.
- Afternoon surf: Afternoon surf (28 Jul, local time) - 4ft (1.2m), 6s period with ENE swell.
- Evening surf: Evening surf (28 Jul, local time) - 3.5ft (1.0m), 6s period with ENE swell.
The current surf forecast for Tank Beach at 4AM is: 0.9m 5s primary swell from a East-northeast direction and 0.3m 8s secondary swell from a East-northeast direction (forecast issued at 09:00pm July 27). An open ocean swell of 0.4m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jul) | 3.5ft (1.0m) | 5s |
| Afternoon (28 Jul) | 4ft (1.2m) | 6s |
| Evening (28 Jul) | 3.5ft (1.0m) | 6s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 40mm), heaviest during Mon night. Warm (max 30°C on Tue night, min 28°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Mon 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||
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) | SE 9 | SE 9 | ENE 8 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | SE 9 |
Wave Graph  | ||||||||||||||||||
 kJ | 29 | 30 | 24 | 39 | 45 | 77 | 103 | 103 | 85 | 85 | 91 | 89 | 89 | 71 | 67 | 49 | 35 | 30 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off |
High Tide | 8:36PM0.67m | 4:26AM0.70m | 9:06PM0.68m | 5:13AM0.71m | 9:33PM0.69m | |||||||||||||
Low Tide | 00:09AM0.63m | 12:48PM0.08m | 00:55AM0.63m | 1:26PM0.08m | ||||||||||||||
 | | | |  | | | | | | | |  | | | |  | | |
 | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | 2 | 3 | 5 | 5 | 2 | 1 | 4 | 3 | 3 | 3 | 3 | 3 | — | — | 1 | 1 | — | 1 |
Temp °C | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 29 | 29 | 29 | 29 | 30 | 29 | 29 |
Feels °C | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 32 | 31 | 31 | 32 | 32 | 34 | 33 | 33 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | SE 9 | ENE 8 | SW 7 | ENE 8 | WSW 7 | WSW 7 | SSE 8 | SE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 6 |
| kJ | 23 | 30 | 22 | 14 | 13 | 10 | 10 | 11 | 14 | 85 | 91 | 89 | 89 | 71 | 67 | 49 | 35 | 23 |
Swell 2 Height (m) Direction Period (s) | SE 9 | WSW 8 | WSW 8 | ENE 8 | SW 7 | SSE 7 | SSE 7 | WSW 7 | WSW 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | NNE 10 | NNE 10 | E 9 | SSE 9 | SE 9 |
| kJ | 29 | 22 | 22 | 13 | 14 | 11 | 11 | 10 | 5 | 10 | 10 | 10 | 10 | 19 | 19 | 15 | 33 | 30 |
Swell 3 Height (m) Direction Period (s) | ENE 8 | ENE 8 | SE 8 | SE 9 | SSE 8 | SE 9 | SE 9 | E 10 | E 10 | E 10 | SE 10 | E 9 | ENE 9 | SSE 7 | SE 9 | NNE 11 | ENE 9 | ENE 9 |
| kJ | 22 | 22 | 16 | 23 | 11 | 14 | 13 | 8 | 17 | 17 | 15 | 15 | 17 | 9 | 14 | 25 | 26 | 26 |
Wind waves Height (m) Direction Period (s) | ENE 4 | ENE 4 | ENE 4 | ENE 5 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | — | — | — | — | — | — | — | — | — |
| kJ | 7 | 17 | 24 | 39 | 45 | 77 | 103 | 103 | 85 | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 2067 | 2236 | 2067 | 2067 | 2236 | 2236 | 2236 | 2220 | 2286 | 2236 | 237 | 229 | 229 | 229 | 229 | 237 | 237 | 0 |
Best forecast wave conditions in Saipan | ||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||
Header Global | ||||||||||||||||||
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