Surf Forecasts:
How big are the waves at Boat Basin Lefts today (06 Jul):
- Afternoon surf: Afternoon surf (06 Jul, local time) - 13ft (4.0m), 12s period with NNW swell.
- Evening surf: Evening surf (06 Jul, local time) - 8ft (2.5m), 12s period with NW swell.
The current surf forecast for Boat Basin Lefts at 8PM is: 3.0m 12s primary swell from a Northwest direction and 0.5m 9s secondary swell from a East-northeast direction (forecast issued at 03:00pm July 06). An open ocean swell of 5.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Jul) | - | - |
| Afternoon (06 Jul) | 13ft (4.0m) | 12s |
| Evening (06 Jul) | 8ft (2.5m) | 12s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 33mm), heaviest during Mon afternoon. Warm (max 29°C on Mon night, min 25°C on Wed night). Winds decreasing (severe gales from the SW on Mon afternoon, calm by Thu morning). | ||||||||||||||||||||||||
Mon 6 | Tuesday 7 | Wednesday 8 | Thu 9 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | N 13 | NNW 12 | NW 12 | NW 12 | NW 11 | W 10 | W 11 | W 11 | W 10 | W 11 | W 11 | W 12 | W 12 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 9195 | 5058 | 2966 | 1293 | 861 | 2091 | 2157 | 1379 | 908 | 1389 | 1389 | 1463 | 1513 | 1461 | 1312 | 1312 | 1334 | 1356 | 1275 | 1336 | 1357 | 1109 | 1144 | 1162 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | 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-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy |
High Tide | 11:03AM0.72m | 00:33AM0.89m | 12:23PM0.69m | 1:00AM0.90m | 2:01PM0.67m | 1:31AM0.90m | ||||||||||||||||||
Low Tide | 5:34PM0.33m | 7:12AM0.47m | 6:15PM0.42m | 8:06AM0.38m | 7:03PM0.52m | 9:00AM0.28m | ||||||||||||||||||
 |  |  |  |  | | | | | | | | |  | | |  |  | | | | | | | |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — |
 | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | 6:52 |
mm | 29 | 7 | 1 | — | 2 | 5 | 5 | 2 | 1 | 2 | 3 | 1 | — | — | 1 | 1 | — | — | — | — | 1 | 1 | — | — |
Temp °C | 26 | 27 | 28 | 29 | 28 | 27 | 27 | 28 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 25 | 26 | 27 |
Feels °C | 14 | 17 | 20 | 24 | 24 | 24 | 25 | 27 | 28 | 28 | 29 | 29 | 29 | 30 | 29 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 29 | 31 |
Swell 1 Height (m) Direction Period (s) | N 13 | NNW 12 | NW 12 | NW 12 | NW 11 | W 10 | W 11 | W 11 | W 10 | W 11 | W 11 | W 12 | W 12 | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 13 | W 13 | SW 10 | SW 10 | SW 10 |
| kJ | 9195 | 5058 | 2966 | 1293 | 861 | 2091 | 2157 | 1379 | 908 | 1389 | 1389 | 1463 | 1513 | 1461 | 1312 | 1312 | 1334 | 1356 | 1275 | 1336 | 1357 | 788 | 738 | 706 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | ENE 10 | ENE 9 | ENE 9 | NW 12 | ENE 8 | WNW 12 | WNW 12 | ENE 8 | ENE 8 | ENE 8 | N 10 | WSW 10 | ENE 9 | SW 10 | SW 10 | SE 10 | SE 10 | SSW 10 | SE 9 | WNW 13 | WNW 13 | WNW 13 |
| kJ | 4 | 4 | 60 | 33 | 32 | 655 | 24 | 472 | 680 | 21 | 20 | 20 | 2 | 20 | 26 | 753 | 769 | 34 | 33 | 836 | 43 | 1109 | 1144 | 1162 |
Swell 3 Height (m) Direction Period (s) | — | — | — | NE 12 | ENE 9 | NE 9 | N 11 | ENE 8 | ENE 8 | N 10 | N 10 | N 10 | ENE 8 | E 10 | SE 10 | ENE 9 | SE 10 | ENE 9 | ENE 9 | SE 10 | ENE 9 | SE 9 | SE 9 | SE 9 |
| kJ | — | — | — | 6 | 54 | 40 | 9 | 14 | 22 | 2 | 2 | 2 | 19 | 8 | 35 | 16 | 34 | 16 | 16 | 33 | 16 | 42 | 41 | 41 |
Wind waves Height (m) Direction Period (s) | WSW 10 | WSW 10 | WSW 11 | WSW 10 | SW 10 | SSW 9 | SSW 9 | S 9 | S 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 9 | SSW 10 | SE 7 | SE 7 | SSW 10 | SSW 10 | — | SW 10 | — | — | — |
| kJ | 6655 | 8065 | 7273 | 5761 | 4306 | 1556 | 1655 | 1437 | 1345 | 1377 | 1202 | 1119 | 1015 | 984 | 1072 | 131 | 109 | 886 | 886 | — | 716 | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1836 | 1864 | 1905 | 1836 | 1836 | 1836 | 1836 | 1836 | 1864 | 1907 | 1905 | 1866 | 1836 | 1836 | 1836 | 1836 | 1858 | 1907 | 1839 | 1836 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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