Surf Forecasts:
How big are the waves at Boat Basin Lefts today (06 Aug):
- Morning surf: Morning surf (06 Aug, local time) - 5ft (1.5m), 12s period with NNW swell.
- Afternoon surf: Afternoon surf (06 Aug, local time) - 4.5ft (1.4m), 12s period with NNW swell.
- Evening surf: Evening surf (06 Aug, local time) - 4.5ft (1.4m), 12s period with NNW swell.
The current surf forecast for Boat Basin Lefts at 12PM is: 1.4m 12s primary swell from a North-northwest direction and 1.7m 8s secondary swell from a West direction (forecast issued at 09:00am August 06). An open ocean swell of 0.6m 8s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Aug) | 5ft (1.5m) | 12s |
| Afternoon (06 Aug) | 4.5ft (1.4m) | 12s |
| Evening (06 Aug) | 4.5ft (1.4m) | 12s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 24mm), heaviest during Thu afternoon. Warm (max 29°C on Thu morning, min 28°C on Thu afternoon). Mainly fresh winds. | ||||||||||||||||||||||
Thursday 6 | Friday 7 | Saturday 8 | ||||||||||||||||||||
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) | NNW 12 | NNW 12 | NNW 12 | NNW 12 | W 8 | NNW 12 | NNW 12 | NW 13 | NW 13 | NW 13 | W 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 656 | 666 | 598 | 517 | 520 | 554 | 691 | 841 | 841 | 637 | 685 | 723 | 755 | 832 | 932 | 932 | 951 | 1055 | 967 | 947 | 1034 | 1034 |
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 | cross | cross | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross-on | cross |
High Tide | 2:12PM0.71m | 00:35AM0.89m | 4:04PM0.73m | 1:21AM0.89m | 5:38PM0.78m | |||||||||||||||||
Low Tide | 7:23AM0.27m | 6:34PM0.61m | 8:25AM0.20m | 7:41PM0.68m | 9:30AM0.13m | 9:14PM0.73m | ||||||||||||||||
 | | | |  | | | | | | | | |  | | | | | |  |  | | |
 | 6:05 | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | 6:46 | — | — | — | — | — | — | — | 6:45 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | 1 | 1 | 1 | 2 | 3 | 2 | 1 | 1 | 1 | 1 | 1 | 2 | 1 | — | — | 1 | 1 | 1 | 1 | — | — | 1 |
Temp °C | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 28 |
Feels °C | 30 | 31 | 30 | 30 | 29 | 30 | 29 | 30 | 29 | 30 | 30 | 28 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 30 | 28 | 28 |
Swell 1 Height (m) Direction Period (s) | W 8 | W 8 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 12 | NW 12 |
| kJ | 386 | 386 | 598 | 517 | 517 | 554 | 691 | 841 | 841 | 613 | 519 | 435 | 373 | 240 | 202 | 164 | 155 | 155 | 150 | 155 | 164 | 178 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | NNW 12 | S 8 | SSE 10 | SSE 10 | SSE 9 | SSE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 11 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 14 | ENE 14 |
| kJ | 656 | 666 | 48 | 72 | 72 | 48 | 47 | 71 | 71 | 68 | 67 | 69 | 99 | 95 | 92 | 94 | 95 | 97 | 73 | 72 | 131 | 127 |
Swell 3 Height (m) Direction Period (s) | S 6 | S 8 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | SSE 9 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 9 | SE 9 | SSE 9 | ENE 14 | ENE 14 | NE 14 | ENE 10 | ENE 10 |
| kJ | 26 | 49 | 59 | 59 | 59 | 69 | 69 | 46 | 46 | 44 | 28 | 28 | 28 | 24 | 23 | 22 | 32 | 78 | 77 | 96 | 60 | 72 |
Wind waves Height (m) Direction Period (s) | — | — | W 8 | W 8 | W 8 | W 8 | W 8 | W 8 | W 9 | W 9 | W 9 | W 9 | W 9 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 |
| kJ | — | — | 386 | 481 | 520 | 488 | 443 | 517 | 525 | 637 | 685 | 723 | 755 | 832 | 932 | 932 | 951 | 1055 | 967 | 947 | 1034 | 1034 |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 16 | 11 | 1836 | 16 | 1905 | 1864 | 1864 | 16 | 16 | 1836 | 16 | 1836 | 1905 | 1905 | 1864 | 1839 | 1839 | 1836 | 1836 | 1836 | 1908 | 1907 |
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)
Latest Updates
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