Surf Forecasts:
How big are the waves at Boat Basin Lefts today (08 Jul):
- Morning surf: Morning surf (08 Jul, local time) - 6ft (1.9m), 12s period with W swell.
- Afternoon surf: Afternoon surf (08 Jul, local time) - 6.5ft (2.0m), 12s period with W swell.
- Evening surf: Evening surf (08 Jul, local time) - 6.5ft (2.0m), 12s period with W swell.
The current surf forecast for Boat Basin Lefts at 1AM is: 2.1m 12s primary swell from a West direction and 0.4m 8s secondary swell from a East-northeast direction (forecast issued at 09:00pm July 07). An open ocean swell of 2.5m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (08 Jul) | 6ft (1.9m) | 12s |
| Afternoon (08 Jul) | 6.5ft (2.0m) | 12s |
| Evening (08 Jul) | 6.5ft (2.0m) | 12s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 14mm), heaviest on Wed afternoon. Warm (max 28°C on Tue night, min 25°C on Wed night). Winds decreasing (fresh winds from the SE on Wed morning, calm by Thu morning). | ||||||||||||||||||||||||
Tue 7 | Wednesday 8 | Thursday 9 | Friday 10 | |||||||||||||||||||||
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 | 1 PM | 4 PM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | WNW 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | WNW 12 | WNW 13 | WNW 13 | W 13 | WNW 13 | WNW 13 | WNW 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1366 | 1342 | 1206 | 1136 | 1117 | 993 | 1155 | 1194 | 1194 | 1194 | 1025 | 1058 | 1269 | 1357 | 1162 | 1308 | 1367 | 1599 | 1706 | 1657 | 2416 | 2452 | 1840 | 1922 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | cross-off | off | cross-off | cross-off | glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross |
High Tide | 1:00AM0.90m | 2:01PM0.67m | 1:31AM0.90m | 3:50PM0.70m | 2:09AM0.90m | |||||||||||||||||||
Low Tide | 6:15PM0.42m | 8:06AM0.38m | 7:03PM0.52m | 9:00AM0.28m | 8:06PM0.61m | 9:56AM0.18m | ||||||||||||||||||
 | | | |  |  | | | |  | | | |  | | | |  | | |  | | | | |
 | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 |
mm | 1 | 1 | 1 | 1 | — | 1 | — | 2 | 4 | — | — | — | — | — | — | — | — | — | 1 | 3 | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 27 | 26 | 25 | 26 | 26 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 |
Feels °C | 29 | 29 | 29 | 29 | 27 | 27 | 29 | 28 | 26 | 27 | 30 | 30 | 29 | 31 | 31 | 31 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | W 12 | W 12 | W 12 | SW 10 | SW 10 | SW 10 | W 12 | W 12 | SSW 10 | SW 10 | SW 10 | WNW 13 | W 13 | WSW 11 | WSW 11 | WSW 11 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 |
| kJ | 1366 | 1342 | 1206 | 1136 | 880 | 898 | 833 | 1194 | 1194 | 922 | 904 | 876 | 1269 | 1357 | 973 | 845 | 961 | 1599 | 1706 | 1657 | 2416 | 2452 | 1840 | 1922 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | N 10 | W 12 | W 12 | W 12 | SW 10 | SE 10 | W 12 | WNW 12 | WNW 13 | SW 10 | SW 10 | WNW 13 | WNW 13 | WNW 14 | WSW 11 | WSW 11 | WSW 11 | E 9 | E 9 | WSW 12 | WSW 12 |
| kJ | 20 | 19 | 19 | 2 | 1117 | 993 | 1155 | 724 | 34 | 1194 | 1025 | 1058 | 848 | 783 | 1162 | 1308 | 1367 | 785 | 617 | 508 | 40 | 40 | 414 | 454 |
Swell 3 Height (m) Direction Period (s) | N 10 | N 10 | N 10 | N 10 | N 10 | N 9 | SE 10 | SE 10 | ENE 9 | SE 10 | SE 9 | SE 9 | SSE 7 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | ENE 9 | ENE 9 | SE 9 | SE 9 | E 9 | E 9 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 35 | 32 | 16 | 34 | 31 | 31 | 21 | 31 | 31 | 31 | 32 | 33 | 26 | 26 | 31 | 31 | 40 | 40 |
Wind waves Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | SSW 10 | SSE 6 | SE 7 | SE 6 | SE 5 | SSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 1531 | 1402 | 1187 | 1329 | 176 | 183 | 109 | 72 | 1000 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1905 | 1858 | 1836 | 1836 | 1836 | 1836 | 0 | 0 | 1907 | 0 | 0 | 0 | 0 | 0 | 16 | 11 | 1836 | 1836 | 20 | 1864 | 1836 | 1836 | 1836 | 1836 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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