Surf Forecasts:
How big are the waves at Boat Basin Lefts today (12 Jun):
- Morning surf: Morning surf (12 Jun, local time) - 1.5ft (0.4m), 9s period with NNE swell.
- Afternoon surf: Afternoon surf (12 Jun, local time) - 1.5ft (0.4m), 9s period with NNE swell.
- Evening surf: Evening surf (12 Jun, local time) - 1.5ft (0.4m), 8s period with NNE swell.
The current surf forecast for Boat Basin Lefts at 3AM is: 0.4m 9s primary swell from a North-northeast direction and 0.3m 8s secondary swell from a East direction (forecast issued at 09:00pm June 11). An open ocean swell of 0.4m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (12 Jun) | 1.5ft (0.4m) | 9s |
| Afternoon (12 Jun) | 1.5ft (0.4m) | 9s |
| Evening (12 Jun) | 1.5ft (0.4m) | 8s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Sat night. Warm (max 30°C on Fri morning, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Thu 11 | Friday 12 | Saturday 13 | Sunday 14 | |||||||||||||||||||||
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) | NNE 9 | NNE 9 | NNE 9 | NNE 9 | E 8 | NNE 9 | NNE 9 | NNE 9 | E 8 | E 8 | E 8 | NE 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 47 | 32 | 32 | 32 | 32 | 30 | 30 | 29 | 19 | 28 | 21 | 18 | 27 | 27 | 41 | 41 | 41 | 40 | 39 | 38 | 37 | 37 | 36 | 36 |
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 | 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 | glassy | glassy | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:16PM0.74m | 3:46AM0.91m | 6:32PM0.81m | 4:26AM0.92m | 7:35PM0.88m | 5:11AM0.94m | ||||||||||||||||||
Low Tide | 9:58PM0.59m | 11:17AM0.15m | 11:08PM0.65m | 12:05PM0.04m | 00:15AM0.70m | 12:54PM-0.04m | ||||||||||||||||||
 | | | |  | | | | | | | | | | | | |  | | | | | |  | |
 | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — |
 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:47 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | — | — | — | — | 1 |
Temp °C | 28 | 28 | 28 | 28 | 28 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 27 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 29 | 30 | 30 |
Feels °C | 31 | 31 | 31 | 31 | 31 | 32 | 33 | 32 | 31 | 31 | 30 | 30 | 29 | 30 | 31 | 31 | 32 | 33 | 32 | 32 | 31 | 32 | 33 | 32 |
Swell 1 Height (m) Direction Period (s) | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | NNE 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 47 | 32 | 32 | 32 | 32 | 30 | 30 | 20 | 19 | 21 | 21 | 12 | 27 | 27 | 41 | 41 | 41 | 40 | 39 | 38 | 37 | 37 | 36 | 36 |
Swell 2 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | SE 9 | E 8 | E 5 | NNE 9 | NE 8 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 11 | 11 | 11 | 10 | 12 | 10 | 8 | 29 | 18 | 28 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 16 | 16 | 10 |
Swell 3 Height (m) Direction Period (s) | ESE 9 | ESE 9 | ESE 9 | ESE 9 | NW 8 | ESE 9 | E 8 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | WNW 11 | WNW 11 | WNW 10 | ESE 8 | ESE 8 | ESE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 8 | ESE 8 |
| kJ | 8 | 8 | 8 | 8 | 3 | 8 | 11 | 8 | 8 | 8 | 8 | 11 | 11 | 10 | 7 | 7 | 7 | 12 | 12 | 12 | 8 | 12 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | E 5 | E 5 | ENE 5 | ENE 5 | E 8 | E 5 | — | — | — | — | E 4 | E 5 | — | E 3 | — | — | — | — | — | — | — | — | — | NNE 2 |
| kJ | 13 | 8 | 8 | 8 | 29 | 8 | — | — | — | — | 3 | 4 | — | 1 | — | — | — | — | — | — | — | — | — | 1 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1304 | 0 | 229 | 0 | 0 | 1836 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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