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Boat Basin Rights surfForecast / Guam / Guam
16 Day Weather and Surf, issued 3 am Thursday 21 May 2026 ChSTForecast update in hr min s Forecast update imminent
Boat Basin Rights surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boat Basin Rights sea temperature is
28.6° C
(Which is normal for this time of year)Best Forecast Surf Conditions for Boat Basin Rights this week:
The most powerful waves expected at Boat Basin Rights in the next 16 days are 4.5m 10s and forecast to arrive on Tuesday (May 26) at 1AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 3.0m 11s period and expected on Monday (May 25) at 10PM.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | - | - |
| Best Surf | - | - |
| Most Powerful | 1AM (Tue 26th May) | 15ft (4.5m) 10s |
Table - best surf conditions forecast for Boat Basin Rights over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 27mm), heaviest during Sat morning. Warm (max 28°C on Thu morning, min 27°C on Thu afternoon). Mainly fresh winds. | Days 4-6 Weather SummaryHeavy rain (total 48mm), heaviest during Tue night. Warm (max 28°C on Sun morning, min 26°C on Tue night). Winds decreasing (fresh winds from the ENE on Mon morning, light winds from the WNW by Tue night). | ||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 7 | E 8 | E 8 | E 9 | ENE 8 | NE 8 | ENE 10 | W 7 | NW 8 | NNW 9 | NNW 10 | NNW 10 | NNW 10 | |
586 | 517 | 421 | 363 | 393 | 402 | 364 | 372 | 303 | 331 | 341 | 865 | 1152 | 842 | 3723 | 1191 | 410 | 735 | 641 | 492 | 306 | |
Wind (km/h) | |||||||||||||||||||||
cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-on | on | on | cross-on | cross-on | cross-on | |
High Tide | 1:08AM0.91m | 10:41AM0.81m | 1:56AM0.90m | 11:57AM0.74m | 2:39AM0.89m | 1:33PM0.69m | 3:15AM0.89m | 3:18PM0.68m | 3:46AM0.88m | 4:54PM0.70m | 4:15AM0.87m | 6:09PM0.74m | |||||||||
Low Tide | 5:23PM0.04m | 6:29AM0.68m | 6:17PM0.13m | 7:47AM0.63m | 7:11PM0.24m | 9:00AM0.56m | 8:06PM0.34m | 10:00AM0.47m | 9:03PM0.44m | 10:47AM0.38m | 10:00PM0.52m | 11:27AM0.30m | 10:57PM0.59m | ||||||||
 | |  | | | | | | | | | | | | | | | |  | | | |
 | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — | 5:52 | — | — |
 | — | 6:40 | — | — | 6:40 | — | — | 6:40 | — | — | 6:42 | — | — | 6:42 | — | — | 6:42 | — | — | 6:43 | — |
1 | 2 | 3 | 2 | 1 | 4 | 5 | 2 | 7 | 1 | 5 | 8 | 4 | 3 | 6 | 3 | 3 | 15 | — | 2 | 2 | |
Temp °C | 28 | 28 | 27 | 28 | 28 | 27 | 28 | 27 | 27 | 28 | 28 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 27 |
28 | 29 | 29 | 29 | 29 | 29 | 30 | 28 | 29 | 29 | 29 | 28 | 27 | 26 | 26 | 27 | 28 | 30 | 30 | 30 | 29 | |
Swell 1 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | NNE 11 | NNE 10 | NNE 10 | NNE 9 | NNE 9 | NNE 9 | E 8 | SE 9 | SE 15 | SE 15 | ESE 9 | SE 11 | ENE 10 | NW 8 | NNW 9 | NNW 10 | NNW 10 | NNW 10 |
 kJ | 8 | 8 | 7 | 11 | 10 | 10 | 9 | 8 | 7 | 331 | 88 | 9 | 8 | 377 | 1403 | 432 | 410 | 735 | 641 | 492 | 306 |
Swell 2 Height (m) Direction Period (s) | N 12 | NE 12 | NE 11 | NNE 11 | — | S 11 | S 10 | S 10 | SE 10 | NNE 8 | SE 15 | — | — | SE 14 | ENE 11 | SSE 8 | E 10 | E 9 | E 9 | E 9 | E 9 |
| kJ | 3 | 6 | 5 | 11 | — | 2 | 2 | 2 | 4 | 7 | 9 | — | — | 8 | 2806 | 173 | 230 | 205 | 125 | 123 | 93 |
Swell 3 Height (m) Direction Period (s) | S 9 | S 9 | SE 12 | — | — | — | — | E 16 | S 12 | E 15 | — | — | — | — | N 11 | N 11 | SSE 8 | SE 8 | NNE 12 | NNE 11 | NNE 11 |
| kJ | 2 | 2 | 6 | — | — | — | — | 5 | 3 | 4 | — | — | — | — | 21 | 37 | 73 | 67 | 14 | 12 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 7 | — | E 8 | E 9 | ENE 8 | NE 8 | ENE 10 | W 7 | WSW 7 | SW 6 | SSW 6 | SSW 6 | SSW 6 |
| kJ | 586 | 517 | 421 | 363 | 393 | 402 | 364 | 372 | 303 | — | 341 | 865 | 1152 | 842 | 3723 | 1191 | 629 | 154 | 233 | 193 | 172 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 1836 | 1905 | 1836 | 1836 | 1864 | 1836 | 1836 | 1864 | 1836 | 1836 | 1864 | 1836 | 1373 | 1290 | 1290 | 1290 | 1290 | 11 | 16 | 16 | 16 |
Best forecast wave conditions in Guam | |||||||||||||||||||||
Best forecast wave conditions in Guam | |||||||||||||||||||||
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FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Boat Basin Rights surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Boat Basin Rights Surf forecast
The above surf forecast table for Boat Basin Rights provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Boat Basin Rights can be found by selecting the local surf guide option on the grey menu. Our Boat Basin Rights surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Boat Basin Rights) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Boat Basin Rights may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Boat Basin Rights is 1 km (1 miles) from Agana. If you plan a holiday in Guam, look for hotels and other accommodation in Agana. Agana has rooms for a wide range of budgets as well as car hire and transport links.
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