Surf Forecasts:
How big are the waves at Boat Basin Lefts today (06 Jul):
- Morning surf: Morning surf (06 Jul, local time) - 21ft (6.5m), 14s period with N swell.
- Afternoon surf: Afternoon surf (06 Jul, local time) - 15ft (4.5m), 12s period with NNW swell.
- Evening surf: Evening surf (06 Jul, local time) - 10ft (3.0m), 12s period with NW swell.
The current surf forecast for Boat Basin Lefts at 11AM is: 6.5m 14s primary swell from a North direction and 6.5m 10s secondary swell from a West direction (forecast issued at 03:00am July 06). The wind direction is predicted to be cross-shore and the swell rating is 11.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (06 Jul) | 21ft (6.5m) | 14s |
| Afternoon (06 Jul) | 15ft (4.5m) | 12s |
| Evening (06 Jul) | 10ft (3.0m) | 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 83mm), heaviest during Mon morning. Warm (max 29°C on Tue morning, min 26°C on Mon morning). Winds decreasing (stormy winds from the WSW on Mon morning, light winds from the SSW by Wed night). | ||||||||||||||||||||||||
Monday 6 | Tuesday 7 | Wednesday 8 | ||||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | ENE 15 | ENE 16 | NE 14 | N 14 | N 13 | NNW 12 | NW 12 | NW 12 | W 11 | W 11 | NW 12 | WNW 13 | WNW 12 | W 12 | W 12 | W 12 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10213 | 18490 | 11762 | 16411 | 10355 | 6385 | 3175 | 2044 | 2605 | 2289 | 617 | 862 | 1081 | 2346 | 2629 | 2548 | 2508 | 2431 | 2328 | 1962 | 1992 | 1810 | 1659 | 1659 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | 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 |
High Tide | 00:09AM0.89m | 11:03AM0.72m | 00:33AM0.89m | 12:23PM0.69m | 1:00AM0.90m | 2:01PM0.67m | ||||||||||||||||||
Low Tide | 6:19AM0.55m | 5:34PM0.33m | 7:12AM0.47m | 6:15PM0.42m | 8:06AM0.38m | 7:03PM0.52m | ||||||||||||||||||
 | |  | | |  | | | |  | | | | | | |  | | | |  | |  | | |
 | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | 12 | 30 | 39 | 28 | 22 | 7 | 2 | 1 | 2 | 2 | 2 | 2 | 1 | 1 | 1 | 1 | — | — | 1 | 1 | — | — | — | 1 |
Temp °C | 27 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 26 |
Feels °C | 18 | 18 | 15 | 15 | 14 | 15 | 19 | 22 | 24 | 23 | 25 | 27 | 27 | 29 | 28 | 29 | 29 | 28 | 29 | 27 | 26 | 28 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | ENE 15 | ENE 16 | NE 14 | N 14 | N 13 | NNW 12 | NW 12 | NW 12 | W 11 | W 11 | W 11 | WNW 13 | WNW 12 | W 12 | W 12 | W 12 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 | W 13 |
| kJ | 10213 | 18490 | 11762 | 16411 | 10355 | 6385 | 3175 | 2044 | 2605 | 2289 | 2424 | 862 | 1081 | 2346 | 2629 | 2548 | 2508 | 2431 | 2328 | 1962 | 1992 | 1810 | 1659 | 1659 |
Swell 2 Height (m) Direction Period (s) | — | — | NNE 12 | — | NW 11 | — | ENE 10 | ENE 9 | NW 12 | NW 12 | NW 12 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 10 | ENE 8 | SW 10 | SW 10 | SW 10 | ENE 9 | SSW 10 | SSW 10 |
| kJ | — | — | 2640 | — | 338 | — | 35 | 48 | 1427 | 846 | 617 | 23 | 14 | 22 | 20 | 20 | 908 | 20 | 898 | 867 | 816 | 16 | 1040 | 962 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | NE 13 | NE 12 | ENE 9 | ENE 9 | ENE 8 | NNE 11 | ENE 8 | N 10 | N 10 | N 10 | ENE 8 | ENE 8 | ENE 8 | ENE 9 | ENE 9 | SE 10 | SE 10 | SE 10 |
| kJ | — | — | — | — | — | — | 7 | 6 | 32 | 26 | 24 | 11 | 22 | 2 | 2 | 2 | 20 | 20 | 12 | 26 | 16 | 47 | 44 | 32 |
Wind waves Height (m) Direction Period (s) | N 9 | NNW 10 | NW 11 | W 10 | WSW 10 | SW 10 | SW 11 | SW 11 | SSW 10 | SSW 9 | S 9 | SW 11 | SW 10 | S 9 | S 9 | S 10 | SE 9 | SSW 10 | SSE 6 | SSE 6 | SSE 6 | SSW 10 | SSE 6 | SE 6 |
| kJ | 3593 | 5243 | 8727 | 7745 | 9431 | 9886 | 8522 | 6791 | 2692 | 2088 | 1331 | 3648 | 2874 | 1263 | 1067 | 1146 | 230 | 1237 | 185 | 209 | 202 | 1156 | 127 | 60 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1290 | 1836 | 1836 | 1836 | 1836 | 1864 | 1836 | 1836 | 1836 | 1836 | 1836 | 1836 | 1864 | 1864 | 1907 | 1866 | 1836 | 1836 | 1836 | 1836 | 1836 | 1837 | 1866 | 1836 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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