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Surf Forecasts:
Boat Basin Rights surfForecast / Guam / Guam
12 Day Weather and Surf, issued 3 am Sunday 08 Mar 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
28.1° C
(Which is slightly warmer than usual)Best Forecast Surf Conditions for Boat Basin Rights this week:
The surf forecast for Boat Basin Rights over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Mar 09) at 1PM. The primary swell is predicted to be 1.2m and 12s period with a secondary swell of 1.1m and 9s. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Boat Basin Rights in the next 12 days are 1.5m 14s and forecast to arrive on Sunday (Mar 08) at 1PM. Winds are predicted to be cross-onshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 7s period and expected on Thursday (Mar 12) at 4AM.
| Wave Type | Time (ChST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 1PM (Mon 9th Mar) | 4ft (1.2m) 12s |
| Best Surf | 1PM (Mon 9th Mar) | 4ft (1.2m) 12s |
| Most Powerful | 1PM (Sun 8th Mar) | 5ft (1.5m) 14s |
Table - best surf conditions forecast for Boat Basin Rights over the next 12 days.
Updates in hr min s Forecast update imminent
Short Range Forecast Heavy rain (total 80mm), heaviest during Sun night. Warm (max 26°C on Sun morning, min 24°C on Sun night). Winds increasing (light winds from the W on Sun morning, fresh winds from the SE by Tue night). | Days 3-6 Weather Summary Heavy rain (total 32mm), heaviest during Wed morning. Warm (max 27°C on Wed afternoon, min 25°C on Wed morning). Winds decreasing (strong winds from the SSW on Wed night, calm by Fri night). | ||||||||||||||||||||
Sunday 08 | Monday 09 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | |||||||||||||||
| AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Rating (10 max) | |||||||||||||||||||||
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
| Wave Height (m) & direction (?) | |||||||||||||||||||||
| Period(s) (?) | 14 | 14 | 13 | 12 | 10 | 9 | 9 | 8 | 11 | 10 | 12 | 9 | 11 | 13 | 9 | 12 | 12 | 13 | 14 | 13 | 15 |
Wave (?)Graph  | |||||||||||||||||||||
 kJ (?) | 801 | 820 | 620 | 647 | 400 | 366 | 264 | 268 | 198 | 188 | 199 | 112 | 101 | 242 | 402 | 341 | 353 | 479 | 471 | 458 | 753 |
Wind (km/h) | |||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- on | cross- on | on | cross | cross- off | cross- off | cross- off | off | cross- off | off | cross- off | cross- off | cross- on | on | on | on | on | glass | cross- on | cross- on | cross |
High Tide / height (m) | 10:11AM 0.85 | 11:53PM 0.76 | 10:32AM 0.83 | 1:00AM 0.73 | 10:56AM 0.80 | 2:26AM 0.71 | 11:24AM 0.78 | 4:13AM 12:03PM 0.71 0.77 | 5:31AM 0.74 | 1:06PM 0.75 | 6:12AM 0.77 | 2:34PM 0.75 | |||||||||
Low Tide / height (m) | 5:07PM 0.27 | 4:56AM 0.57 | 5:50PM 0.26 | 5:29AM 0.62 | 6:38PM 0.26 | 6:08AM 0.66 | 7:36PM 0.26 | 7:13AM 0.69 | 8:42PM 0.26 | 9:04AM 0.71 | 9:48PM 0.25 | 10:38AM 0.70 | 10:45PM 0.23 | ||||||||
Sunday 08 | Monday 09 | Tuesday 10 | Wednesday 11 | Thursday 12 | Friday 13 | Saturday 14 | |||||||||||||||
| Sunrise | 6:33 | - | - | 6:33 | - | - | 6:31 | - | - | 6:31 | - | - | 6:31 | - | - | 6:30 | - | - | 6:28 | - | - |
| Sunset | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - | - | 6:30 | - |
 | |  |  | | | | |  | | | | |  |  | | | | |  | | |
Rain (mm) | 3 | 5 | 18 | 7 | 8 | 13 | 2 | 13 | 11 | 17 | 4 | 4 | 2 | - | - | 2 | 3 | - | 2 | 1 | - |
| Temp. °C | 26 | 25 | 26 | 25 | 24 | 25 | 26 | 25 | 26 | 25 | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 26 | 26 | 26 |
| Feels °C (?) | 30 | 26 | 27 | 27 | 27 | 28 | 29 | 28 | 26 | 23 | 27 | 26 | 26 | 27 | 28 | 30 | 30 | 29 | 29 | 26 | 26 |
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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 12 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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