Surf Forecasts:
How big are the waves at Tank Beach today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 1.5ft (0.5m), 13s period with NW swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 1.5ft (0.5m), 14s period with NNE swell.
- Evening surf: Evening surf (30 Sep, local time) - 1.5ft (0.5m), 13s period with NNE swell.
The current surf forecast for Tank Beach at 12PM is: 0.6m 12s primary swell from a Northwest direction and 0.8m 7s secondary swell from a Northeast direction (forecast issued at 09:00am September 30). The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 1.5ft (0.5m) | 13s |
| Afternoon (30 Sep) | 1.5ft (0.5m) | 14s |
| Evening (30 Sep) | 1.5ft (0.5m) | 13s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Wed afternoon. Warm (max 29°C on Wed morning, min 27°C on Wed night). Winds increasing (calm on Wed night, strong winds from the WSW by Fri morning). | ||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | ||||||||||||||||||||
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) | NE 8 | NW 13 | NW 12 | NNE 14 | NW 12 | NNE 13 | NNE 13 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 69 | 85 | 122 | 104 | 108 | 139 | 99 | 131 | 153 | 153 | 153 | 153 | 169 | 159 | 167 | 184 | 168 | 199 | 203 | 208 | 183 | 179 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross | glassy | cross-off | cross | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | off |
High Tide | 11:02AM0.69m | 8:44PM0.70m | 12:25PM0.69m | 9:17PM0.70m | 1:54PM0.70m | 9:59PM0.70m | ||||||||||||||||
Low Tide | 3:56PM0.56m | 4:31AM0.11m | 4:55PM0.61m | 5:28AM0.09m | 6:08PM0.64m | |||||||||||||||||
 | | | |  | | | | | | |  |  | | | | | | | | | | |
 | 6:05 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:06 | — | — | — | — | — | — | — | 6:06 | — | — |
mm | 1 | 1 | 1 | 1 | 4 | 3 | 1 | 4 | 1 | 1 | 1 | — | — | 1 | 2 | 2 | 1 | 1 | 1 | 3 | 3 | 1 |
Temp °C | 28 | 28 | 29 | 29 | 29 | 27 | 27 | 27 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 29 | 28 | 28 | 28 |
Feels °C | 33 | 32 | 32 | 31 | 31 | 32 | 31 | 30 | 30 | 31 | 30 | 30 | 30 | 30 | 28 | 27 | 27 | 27 | 27 | 26 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 8 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 |
| kJ | 69 | 67 | 65 | 79 | 65 | 82 | 91 | 131 | 153 | 153 | 153 | 153 | 169 | 159 | 167 | 184 | 168 | 199 | 203 | 208 | 183 | 179 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | WNW 10 | NW 12 | WNW 12 | NW 12 | NW 11 | NW 11 | WNW 10 | NW 10 | NW 10 | NNE 12 | NW 10 | SSW 7 | SSW 7 | SSW 7 | NNE 12 | NNE 12 | NNE 11 | NNE 11 | NNE 11 | NW 8 | NW 7 |
| kJ | 75 | 57 | 122 | 184 | 108 | 121 | 121 | 65 | 80 | 87 | 87 | 79 | 32 | 36 | 41 | 81 | 79 | 50 | 48 | 48 | 57 | 79 |
Swell 3 Height (m) Direction Period (s) | SSE 7 | NW 13 | WNW 10 | NNE 14 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 13 | NNE 12 | NW 10 | NNE 12 | NW 10 | NW 9 | NNE 12 | NW 9 | NW 8 | NW 8 | NW 9 | NW 9 | NNE 11 | NNE 11 |
| kJ | 21 | 85 | 55 | 104 | 101 | 139 | 99 | 96 | 125 | 123 | 46 | 85 | 60 | 43 | 82 | 28 | 25 | 10 | 28 | 28 | 49 | 48 |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 6 | NW 3 | NW 3 | WSW 6 | — | — | — | WSW 6 | W 6 | — | W 3 | W 3 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 |
| kJ | — | — | — | 7 | 2 | 5 | 7 | — | — | — | 7 | 1 | — | 3 | 6 | 77 | 131 | 219 | 331 | 440 | 525 | 624 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 4 | 0 | 242 | 2213 | 2219 | 0 | 0 | 237 | 242 | 242 | 242 | 2213 | 2213 | 2067 | 2194 | 2214 | 1491 | 1491 | 3236 | 2067 | 2175 | 2175 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
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