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Surf Forecasts:
Boat Basin Lefts surfForecast / Guam / Guam
48hr Weather and Surf, issued 3 am Thursday 26 Mar 2026 ChSTForecast update in hr min s Forecast update imminent
Boat Basin Lefts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boat Basin Lefts sea temperature is
27.7° C
(Which is normal for this time of year)How big are the waves at Boat Basin Lefts today?
The current surf forecast for Boat Basin Lefts at 8AM is: 1.1m 8s primary swell from a Northeast direction and 0.8m 7s secondary swell from a North direction (forecast issued at 03:00am March 26). The wind direction is predicted to be glassy and the swell rating is 2.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Mar) | 4.5ft (1.3m) | 8s |
| Afternoon (26 Mar) | 4.5ft (1.3m) | 8s |
| Evening (26 Mar) | 4ft (1.2m) | 8s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Thursday 26 | Friday 27 | Saturday 28 | ||||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    | |||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 143 | 175 | 143 | 216 | 188 | 224 | 196 | 175 | 151 | 147 | 112 | 109 | 88 | 51 | 82 | 77 | 102 | 98 | 96 | 125 | 125 | 125 | 125 | 125 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross- off | cross- off | glass | glass | glass | cross- on | glass | glass | glass | glass | glass | glass | cross- on | cross- on | glass | glass | glass | glass | glass | glass | glass | cross- on | cross | cross- off |
High Tide / height (m) | 3:05AM 0.81 | 11:57AM 0.83 | 4:26AM 0.82 | 1:14PM 0.79 | 5:21AM 0.83 | 2:50PM 0.78 | ||||||||||||||||||
Low Tide / height (m) | 7:27AM 0.72 | 8:11PM 0.15 | 9:08AM 0.71 | 9:24PM 0.17 | 10:34AM 0.67 | |||||||||||||||||||
Thursday 26 | Friday 27 | Saturday 28 | ||||||||||||||||||||||
| Sunrise | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - | - | - | 6:20 | - | - | - | - | - |
| Sunset | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - | - | - | - | - | - | 6:31 | - | - |
 |  |  | |  | | | | | | | | | | | |  | | | | | | | | |
Rain (mm) | 1 | - | - | - | 1 | 1 | 1 | - | - | - | - | - | 1 | 2 | - | - | - | 1 | 1 | - | 1 | 3 | 4 | 2 |
| Temp. °C | 26 | 26 | 26 | 27 | 27 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 27 | 27 | 27 |
| Feels °C (?) | 29 | 30 | 30 | 31 | 31 | 32 | 31 | 32 | 32 | 30 | 31 | 31 | 32 | 32 | 31 | 32 | 32 | 30 | 30 | 31 | 31 | 30 | 31 | 31 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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 Lefts 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.
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