Surf Forecasts:
How big are the waves at Tank Beach today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 1.5ft (0.5m), 9s period with E swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 1.5ft (0.5m), 10s period with SE swell.
- Evening surf: Evening surf (21 Jul, local time) - 2ft (0.6m), 9s period with E swell.
The current surf forecast for Tank Beach at 4PM is: 0.5m 10s primary swell from a Southeast direction and 0.5m 9s secondary swell from a East direction, 0.3m 4s secondary swell from a East-southeast direction (forecast issued at 09:00am July 21). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 1.5ft (0.5m) | 9s |
| Afternoon (21 Jul) | 1.5ft (0.5m) | 10s |
| Evening (21 Jul) | 2ft (0.6m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu night. Warm (max 28°C on Tue morning, min 27°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||
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) | E 9 | E 9 | SE 10 | SE 10 | E 9 | E 9 | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | ENE 9 | SE 11 | SE 11 | SE 10 | SE 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 41 | 41 | 46 | 47 | 59 | 59 | 72 | 73 | 72 | 67 | 63 | 61 | 61 | 61 | 60 | 61 | 57 | 44 | 71 | 71 | 65 | 64 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | glassy | glassy | glassy | glassy | glassy | glassy | glassy | cross | cross | cross-on |
High Tide | 1:54PM0.54m | 00:48AM0.72m | 4:02PM0.55m | 1:12AM0.71m | 5:56PM0.59m | |||||||||||||||||
Low Tide | 7:44AM0.33m | 6:11PM0.47m | 8:35AM0.27m | 6:48PM0.54m | 9:22AM0.22m | 7:40PM0.59m | ||||||||||||||||
 | | | |  |  | | | | | | | | | | | | | | |  | | |
 | 5:54 | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — |
mm | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 28 | 28 | 28 | 28 |
Feels °C | 31 | 30 | 30 | 30 | 31 | 32 | 31 | 31 | 31 | 32 | 33 | 33 | 33 | 33 | 33 | 32 | 32 | 32 | 33 | 32 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 | SW 8 |
| kJ | 35 | 41 | 41 | 41 | 59 | 59 | 59 | 59 | 26 | 25 | 32 | 42 | 52 | 54 | 55 | 57 | 45 | 45 | 45 | 45 | 57 | 57 |
Swell 2 Height (m) Direction Period (s) | E 9 | WSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | E 9 | SE 10 | ENE 9 | ENE 9 | SE 11 | SE 11 | SE 10 | SE 10 |
| kJ | 41 | 35 | 25 | 24 | 24 | 25 | 27 | 27 | 72 | 67 | 63 | 61 | 61 | 61 | 40 | 61 | 45 | 44 | 71 | 71 | 65 | 64 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 | E 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | SE 10 | ENE 9 | SE 10 | SE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 31 | 32 | 46 | 47 | 35 | 40 | 72 | 73 | 40 | 40 | 40 | 40 | 40 | 45 | 60 | 45 | 57 | 31 | 44 | 44 | 44 | 42 |
Wind waves Height (m) Direction Period (s) | E 4 | ESE 4 | ESE 4 | ESE 4 | S 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 3 | 3 | 3 | 3 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 2107 | 2107 | 2213 | 2213 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 237 | 237 | 237 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
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