
Surf Forecasts:
How big are the waves at Boat Basin Lefts today (10 Jul):
- Morning surf: Morning surf (10 Jul, local time) - 8ft (2.5m), 14s period with W swell.
- Afternoon surf: Afternoon surf (10 Jul, local time) - 8ft (2.5m), 14s period with W swell.
- Evening surf: Evening surf (10 Jul, local time) - 8ft (2.5m), 14s period with W swell.
The current surf forecast for Boat Basin Lefts at 5PM is: 2.5m 14s primary swell from a West direction and 0.4m 9s secondary swell from a East-northeast direction (forecast issued at 09:00am July 10). The wind direction is predicted to be cross-shore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Jul) | 8ft (2.5m) | 14s |
| Afternoon (10 Jul) | 8ft (2.5m) | 14s |
| Evening (10 Jul) | 8ft (2.5m) | 14s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Sun morning. Warm (max 29°C on Sun afternoon, min 26°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 10 | Saturday 11 | Sunday 12 | Mon 13 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map | ||||||||||||||||||||||||
Wave Height (m) Direction Period (s) | W 14 | W 14 | W 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | W 13 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 12 |
Wave Graph | ||||||||||||||||||||||||
2455 | 2416 | 2380 | 2565 | 2406 | 2372 | 1756 | 1731 | 1706 | 1731 | 1645 | 1548 | 1325 | 1139 | 1106 | 958 | 943 | 811 | 892 | 878 | 764 | 692 | 594 | 549 | |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:27PM0.76m | 2:54AM0.91m | 6:41PM0.82m | 3:47AM0.92m | 7:39PM0.87m | |||||||||||||||||||
Low Tide | 9:56AM0.18m | 9:24PM0.68m | 10:52AM0.08m | 10:47PM0.72m | 11:47AM0.00m | 00:00AM0.74m | ||||||||||||||||||
5:58 | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | |
— | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | 6:52 | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | — | — | — | — | 1 | — |
Temp °C | 26 | 28 | 28 | 28 | 27 | 27 | 26 | 27 | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 29 | 27 | 27 | 27 | 27 |
Feels °C | 29 | 31 | 31 | 31 | 30 | 30 | 28 | 29 | 29 | 29 | 30 | 31 | 30 | 30 | 31 | 31 | 31 | 30 | 32 | 33 | 31 | 31 | 30 | 29 |
Swell 1 Height (m) Direction Period (s) | W 14 | W 14 | W 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | WNW 14 | WNW 14 | WNW 14 | WNW 14 | WNW 13 | WNW 13 | WNW 13 | W 13 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 12 |
2455 | 2416 | 2380 | 2565 | 2406 | 2372 | 1756 | 1731 | 1706 | 1731 | 1645 | 1548 | 1325 | 1139 | 1106 | 958 | 943 | 811 | 892 | 878 | 764 | 692 | 594 | 549 | |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | E 9 | ENE 9 | E 9 | E 9 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 10 | WSW 11 | ENE 8 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 |
26 | 26 | 40 | 26 | 40 | 40 | 311 | 306 | 256 | 252 | 203 | 246 | 193 | 152 | 130 | 94 | 101 | 126 | 118 | 115 | 115 | 115 | 84 | 92 | |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 12 | ENE 9 | ENE 9 | E 9 | SE 12 | SE 12 | SE 12 | WSW 10 | WSW 10 | WSW 10 | SE 10 | SE 10 | SE 10 | WSW 9 | WSW 9 | WSW 9 |
31 | 31 | 22 | 31 | 22 | 22 | 22 | 21 | 37 | 84 | 82 | 40 | 36 | 36 | 35 | 123 | 106 | 80 | 39 | 17 | 17 | 47 | 47 | 47 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | ENE 9 | ENE 9 | ENE 9 | ENE 5 | ENE 6 | ENE 6 | ENE 9 | ENE 9 | ENE 9 | — | — | — | — | — | — | — | — | — |
— | — | — | — | — | — | 62 | 62 | 64 | 24 | 34 | 31 | 111 | 108 | 103 | — | — | — | — | — | — | — | — | — | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 20 | 20 | 24 | 1304 | 1304 | 1304 | 1304 | 1304 | 1304 | 1304 | 1304 | 1304 | 1837 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 20 |
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)












