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Surf Forecasts:
Tank Beach surfForecast / Saipan / Northern Mariana Islands
48hr Weather and Surf, issued 9 am Monday 04 May 2026 ChSTForecast update in hr min s Forecast update imminent
Tank Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tank Beach sea temperature is
28.2° C
(Which is normal for this time of year)How big are the waves at Tank Beach today?
The current surf forecast for Tank Beach at 12PM is: 2.5m 9s primary swell from a East direction and 0.4m 12s secondary swell from a North-northeast direction, 0.3m 11s secondary swell from a North-northwest direction (forecast issued at 09:00am May 04). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 8ft (2.4m) | 9s |
| Afternoon (04 May) | 8ft (2.5m) | 9s |
| Evening (04 May) | 8ft (2.5m) | 9s |
Table - waves today at Tank Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Mon morning. Warm (max 27°C on Mon morning, min 27°C on Mon morning). Mainly strong winds. | ||||||||||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thu 7 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | |
817 | 919 | 996 | 1099 | 1018 | 950 | 950 | 950 | 940 | 940 | 996 | 996 | 1089 | 1157 | 1259 | 1380 | 1411 | 1610 | 1783 | 1902 | 1867 | 1790 | 1591 | 1478 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 7:00AM0.67m | 11:27PM0.70m | 7:22AM0.66m | 00:23AM0.69m | 7:47AM0.65m | 1:20AM0.69m | ||||||||||||||||||
Low Tide | 3:08PM0.10m | 3:59AM0.62m | 3:49PM0.11m | 4:54AM0.63m | 4:32PM0.12m | |||||||||||||||||||
 | | |  |  | |  | | | | | | | | |  | |  | | | | | | | |
 | 5:52 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 |
 | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | 6:35 |
1 | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | — | — | — | — | — | — | — | |
Temp °C | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 27 |
25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | |
Swell 1 Height (m) Direction Period (s) | NNE 12 | NNE 12 | NNE 12 | NNW 11 | NNE 11 | NNE 11 | NW 10 | NW 10 | NW 9 | NW 9 | NW 8 | NW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | N 11 | N 11 | N 10 | N 10 | N 10 | N 9 |
 kJ | 29 | 28 | 46 | 45 | 49 | 47 | 25 | 24 | 21 | 20 | 18 | 17 | 7 | 6 | 6 | 6 | 6 | 6 | 2 | 2 | 2 | 2 | 2 | 2 |
Swell 2 Height (m) Direction Period (s) | NNW 13 | NNW 12 | NW 11 | NNE 12 | NNW 11 | NNW 10 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 11 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NE 10 | N 10 | N 10 | NW 7 | N 7 | N 12 | N 12 | N 11 |
| kJ | 16 | 26 | 31 | 45 | 45 | 42 | 23 | 23 | 23 | 22 | 22 | 11 | 10 | 10 | 10 | 10 | 4 | 2 | 2 | 2 | 1 | 3 | 3 | 2 |
Swell 3 Height (m) Direction Period (s) | N 8 | N 8 | NNE 9 | NNE 9 | NNE 9 | — | — | — | — | — | — | — | — | — | — | N 12 | N 12 | N 11 | N 10 | — | — | — | — | — |
| kJ | 1 | 1 | 7 | 8 | 8 | — | — | — | — | — | — | — | — | — | — | 3 | 3 | 2 | 2 | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 |
| kJ | 817 | 919 | 996 | 1099 | 1018 | 950 | 950 | 950 | 940 | 940 | 996 | 996 | 1089 | 1157 | 1259 | 1380 | 1411 | 1610 | 1783 | 1902 | 1867 | 1790 | 1591 | 1478 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 2056 | 2056 | 2056 | 2056 | 2060 | 2060 | 2056 | 1575 | 1491 | 1491 | 1491 | 1491 | 1491 | 1491 | 2057 | 2056 | 2056 | 2056 | 2056 | 2056 | 2059 | 2059 | 2056 | 2056 |
Best forecast wave conditions in Saipan | ||||||||||||||||||||||||
Best forecast wave conditions in Northern Mariana Islands | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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