Surf Forecasts:
How big are the waves at Boat Basin Lefts today (27 Aug):
- Morning surf: Morning surf (27 Aug, local time) - 1.5ft (0.5m), 11s period with ENE swell.
- Afternoon surf: Afternoon surf (27 Aug, local time) - 1.5ft (0.5m), 11s period with ENE swell.
- Evening surf: Evening surf (27 Aug, local time) - 1.5ft (0.5m), 11s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 1PM is: 0.5m 11s primary swell from a East-northeast direction (forecast issued at 09:00am August 27). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Aug) | 1.5ft (0.5m) | 11s |
| Afternoon (27 Aug) | 1.5ft (0.5m) | 11s |
| Evening (27 Aug) | 1.5ft (0.5m) | 11s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 70mm), heaviest during Sat night. Warm (max 28°C on Thu morning, min 25°C on Sat night). Wind will be generally light. | ||||||||||||||||||||||
Thursday 27 | Friday 28 | Saturday 29 | ||||||||||||||||||||
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) | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | W 6 | WNW 7 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | W 8 | W 9 | W 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 70 | 69 | 68 | 68 | 79 | 64 | 64 | 154 | 98 | 93 | 101 | 99 | 99 | 177 | 127 | 123 | 96 | 90 | 88 | 277 | 359 | 445 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on |
High Tide | 6:01AM0.83m | 8:21PM0.85m | 6:53AM0.85m | 8:41PM0.87m | 7:43AM0.85m | 9:00PM0.88m | ||||||||||||||||
Low Tide | 1:14PM0.17m | 1:40AM0.58m | 1:49PM0.19m | 2:17AM0.52m | 2:24PM0.24m | |||||||||||||||||
 |  | | |  | | |  |  | | | | | |  | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:34 | — | — |
mm | 4 | 7 | 1 | 1 | 3 | 1 | 2 | — | — | 2 | 4 | 6 | 2 | 2 | — | — | 3 | 2 | 2 | 2 | 4 | 7 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 31 | 32 | 31 | 30 | 31 | 31 | 29 | 30 | 32 | 31 | 30 | 30 | 28 | 29 | 30 | 30 | 29 | 30 | 30 | 30 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | ENE 11 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | ENE 12 | ENE 12 | WNW 7 | WSW 7 | W 7 | WSW 7 | WSW 8 | W 8 | W 9 | W 9 |
| kJ | 108 | 105 | 99 | 68 | 96 | 73 | 75 | 75 | 75 | 75 | 73 | 73 | 99 | 131 | 118 | 220 | 96 | 135 | 151 | 277 | 359 | 445 |
Swell 2 Height (m) Direction Period (s) | ENE 11 | ENE 11 | ENE 11 | NW 10 | ENE 11 | ENE 11 | ENE 11 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | NW 9 | SE 9 | SW 8 | ENE 12 | SW 7 | ENE 12 | W 9 | ENE 11 | ENE 11 | ENE 11 |
| kJ | 70 | 69 | 68 | 35 | 79 | 64 | 64 | 154 | 98 | 93 | 101 | 99 | 31 | 13 | 125 | 123 | 51 | 90 | 61 | 84 | 79 | 78 |
Swell 3 Height (m) Direction Period (s) | NW 10 | NW 10 | NW 10 | SE 9 | NW 10 | NW 10 | NW 10 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NE 7 | S 6 | ENE 12 | NW 9 | ENE 12 | W 10 | ENE 12 | SE 10 | SE 10 | SE 10 |
| kJ | 37 | 35 | 35 | 14 | 34 | 33 | 47 | 46 | 33 | 31 | 31 | 30 | 14 | 3 | 127 | 12 | 91 | 17 | 88 | 15 | 15 | 15 |
Wind waves Height (m) Direction Period (s) | — | — | — | WSW 7 | — | — | — | — | — | — | — | — | WSW 7 | W 6 | WNW 7 | WSW 7 | — | — | — | W 3 | — | — |
| kJ | — | — | — | 99 | — | — | — | — | — | — | — | — | 82 | 177 | 116 | 294 | — | — | — | 6 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 11 | 11 | 11 | 16 | 11 | 11 | 16 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 16 | 11 | 11 | 11 | 11 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Header Global | ||||||||||||||||||||||
- Map Icons:
Break
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.
Nearest