Surf Forecasts:
How big are the waves at Boat Basin Lefts today (02 Aug):
- Morning surf: Morning surf (02 Aug, local time) - 5ft (1.5m), 15s period with ENE swell.
- Afternoon surf: Afternoon surf (02 Aug, local time) - 5ft (1.5m), 15s period with ENE swell.
- Evening surf: Evening surf (02 Aug, local time) - 5ft (1.6m), 15s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 6AM is: 1.5m 15s primary swell from a East-northeast direction and 0.4m 20s secondary swell from a Northeast direction (forecast issued at 09:00pm August 01). An open ocean swell of 1.4m 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 (02 Aug) | 5ft (1.5m) | 15s |
| Afternoon (02 Aug) | 5ft (1.5m) | 15s |
| Evening (02 Aug) | 5ft (1.6m) | 15s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 49mm), heaviest during Tue afternoon. Warm (max 29°C on Sat night, min 27°C on Tue afternoon). Mainly strong winds. | ||||||||||||||||||
Sat 1 | Sunday 2 | Monday 3 | ||||||||||||||||
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) | E 14 | ENE 15 | ENE 16 | ENE 16 | ENE 15 | ENE 14 | ENE 16 | ENE 15 | ENE 15 | ENE 14 | ENE 14 | ENE 15 | NE 15 | NE 14 | NE 15 | NE 14 | NE 14 | NE 14 |
Wave Graph  | ||||||||||||||||||
 kJ | 480 | 817 | 1038 | 999 | 949 | 911 | 1136 | 1024 | 1038 | 1010 | 947 | 974 | 881 | 928 | 844 | 668 | 590 | 529 |
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 | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:24PM0.89m | 9:17AM0.81m | 10:44PM0.89m | 10:13AM0.78m | ||||||||||||||
Low Tide | 4:08AM0.54m | 3:58PM0.26m | 4:51AM0.48m | 4:31PM0.34m | ||||||||||||||
 |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | 2 | — | 1 | 1 | 1 | 2 | 3 | 3 | 2 | 2 | 1 | 1 | 1 | 2 | 2 | 3 | 1 | 2 |
Temp °C | 28 | 29 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 |
Feels °C | 29 | 31 | 29 | 29 | 29 | 30 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 28 | 27 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | E 14 | ENE 15 | ENE 16 | ENE 16 | ENE 15 | ENE 14 | ENE 16 | ENE 15 | ENE 15 | ENE 14 | ENE 14 | ENE 15 | NE 15 | NE 14 | NE 15 | NE 14 | NE 14 | NE 14 |
| kJ | 480 | 817 | 1038 | 999 | 949 | 911 | 1136 | 1024 | 1038 | 1010 | 947 | 974 | 881 | 928 | 844 | 668 | 590 | 529 |
Swell 2 Height (m) Direction Period (s) | ENE 17 | SE 9 | SE 9 | SE 9 | NE 20 | SE 9 | SE 9 | SSE 10 | SE 10 | SE 10 | SSE 10 | SSE 9 | NE 20 | SSE 9 | SSE 9 | SSE 9 | ENE 14 | ENE 14 |
| kJ | 237 | 12 | 12 | 12 | 98 | 12 | 12 | 9 | 15 | 15 | 9 | 9 | 140 | 8 | 8 | 8 | 20 | 19 |
Swell 3 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | NNE 9 | SE 9 | NNE 9 | NNE 9 | NNE 9 | N 8 | NNE 8 | N 8 | N 8 | SSE 9 | E 15 | E 15 | E 14 | SSE 9 | SE 9 |
| kJ | 17 | 16 | 16 | 16 | 12 | 8 | 8 | 7 | 6 | 7 | 5 | 1 | 8 | 4 | 17 | 16 | 8 | 3 |
Wind waves Height (m) Direction Period (s) | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 162 | 162 | 162 | 158 | 183 | 215 | 215 | 252 | 328 | 346 | 368 | 408 | 408 | 464 | 482 | 604 | 728 | 845 |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 11 | 11 | 1858 | 1858 | 11 | 1836 | 1905 | 1908 | 1905 | 1864 | 1858 | 1858 | 1836 | 1836 | 1905 | 1958 | 1290 | 1839 |
Best forecast wave conditions in Guam | ||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||
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