Surf Forecasts:
How big are the waves at Tank Beach today (17 Aug):
- Morning surf: Morning surf (17 Aug, local time) - 2ft (0.6m), 9s period with NNE swell.
- Afternoon surf: Afternoon surf (17 Aug, local time) - 2ft (0.6m), 9s period with NNE swell.
- Evening surf: Evening surf (17 Aug, local time) - 2ft (0.6m), 9s period with NNE swell.
The current surf forecast for Tank Beach at 11AM is: 0.6m 9s primary swell from a North-northeast direction (forecast issued at 03:00am August 17). An open ocean swell of 1.3m 8s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Aug) | 2ft (0.6m) | 9s |
| Afternoon (17 Aug) | 2ft (0.6m) | 9s |
| Evening (17 Aug) | 2ft (0.6m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 28mm), heaviest during Tue night. Warm (max 29°C on Tue afternoon, min 28°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 17 | Tuesday 18 | Wednesday 19 | ||||||||||||||||||||||
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 | 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) | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | SE 10 | NE 8 | NE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 64 | 61 | 59 | 58 | 56 | 55 | 54 | 53 | 53 | 52 | 52 | 53 | 52 | 50 | 49 | 48 | 47 | 47 | 47 | 47 | 35 | 35 | 33 | 98 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | off | off | off | cross-off | glassy | glassy | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on |
High Tide | 10:22PM0.72m | 10:48AM0.60m | 10:44PM0.71m | 12:18PM0.58m | 11:07PM0.70m | 2:04PM0.57m | ||||||||||||||||||
Low Tide | 4:59AM0.35m | 4:26PM0.41m | 5:51AM0.30m | 5:01PM0.48m | 6:43AM0.26m | 5:38PM0.54m | ||||||||||||||||||
 |  |  | | |  |  | | | | | | | | | | | | | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — |
mm | 2 | — | 2 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 3 | 4 | 4 | 1 | 1 | 1 | 2 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 29 | 29 |
Feels °C | 29 | 30 | 31 | 32 | 32 | 31 | 32 | 32 | 33 | 32 | 32 | 32 | 32 | 33 | 33 | 33 | 31 | 31 | 31 | 32 | 32 | 31 | 32 | 32 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 |
| kJ | 260 | 260 | 219 | 217 | 212 | 181 | 181 | 185 | 187 | 219 | 217 | 223 | 224 | 191 | 196 | 165 | 165 | 167 | 138 | 169 | 169 | 169 | 138 | 169 |
Swell 2 Height (m) Direction Period (s) | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | SE 10 |
| kJ | 64 | 61 | 59 | 58 | 56 | 55 | 54 | 53 | 53 | 52 | 52 | 53 | 52 | 50 | 49 | 48 | 47 | 47 | 47 | 47 | 35 | 34 | 33 | 34 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 9 | E 8 | E 8 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 9 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | SE 10 | SE 10 | E 9 |
| kJ | 13 | 13 | 13 | 23 | 23 | 23 | 24 | 13 | 13 | 12 | 23 | 12 | 12 | 13 | 13 | 13 | 25 | 26 | 26 | 14 | 14 | 35 | 24 | 14 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | NW 2 | NW 3 | NW 3 | NNE 3 | NNW 4 | NE 8 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | 2 | 1 | 10 | 98 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 227 | 227 | 227 | 227 | 2219 | 242 | 237 | 237 | 2216 | 2216 | 2216 | 2216 | 2237 | 2234 | 237 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wave Height (m)
Live Wind Speed (km/h)
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Ocean Swells (m)- Wind Speed (km/h)
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