Surf Forecasts:
How big are the waves at Boat Basin Lefts today (28 Jun):
- Morning surf: Morning surf (28 Jun, local time) - 3.5ft (1.1m), 8s period with E swell.
- Afternoon surf: Afternoon surf (28 Jun, local time) - 3.5ft (1.1m), 8s period with E swell.
- Evening surf: Evening surf (28 Jun, local time) - 3.5ft (1.1m), 8s period with E swell.
The current surf forecast for Boat Basin Lefts at 10AM is: 1.1m 8s primary swell from a East direction and 0.4m 10s secondary swell from a West-northwest direction (forecast issued at 03:00am June 28). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Jun) | 3.5ft (1.1m) | 8s |
| Afternoon (28 Jun) | 3.5ft (1.1m) | 8s |
| Evening (28 Jun) | 3.5ft (1.1m) | 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 2mm), mostly falling on Sun afternoon. Warm (max 30°C on Tue afternoon, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 28 | Monday 29 | Tuesday 30 | ||||||||||||||||||||||
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) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 144 | 119 | 120 | 146 | 142 | 138 | 138 | 138 | 120 | 124 | 130 | 133 | 108 | 108 | 108 | 108 | 108 | 115 | 111 | 88 | 88 | 88 | 68 | 92 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 4:54AM0.83m | 8:35PM0.82m | 5:36AM0.83m | 9:12PM0.84m | 6:18AM0.84m | 9:47PM0.85m | ||||||||||||||||||
Low Tide | 00:16AM0.70m | 12:47PM0.11m | 1:04AM0.70m | 1:25PM0.09m | 1:47AM0.70m | 2:04PM0.07m | ||||||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | |  | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | 1 | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — |
Temp °C | 27 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 29 | 29 | 30 | 28 | 28 |
Feels °C | 30 | 29 | 30 | 30 | 29 | 31 | 30 | 31 | 30 | 30 | 30 | 30 | 31 | 30 | 30 | 30 | 30 | 30 | 30 | 32 | 32 | 32 | 30 | 32 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 8 | WNW 10 | WNW 10 | WNW 10 | NNE 11 | NNE 11 | NNE 11 | E 8 | E 8 | NNE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 |
| kJ | 144 | 119 | 57 | 38 | 38 | 41 | 38 | 38 | 120 | 124 | 37 | 133 | 108 | 108 | 108 | 108 | 108 | 115 | 111 | 88 | 88 | 88 | 68 | 92 |
Swell 2 Height (m) Direction Period (s) | WNW 10 | WNW 10 | SE 9 | SE 9 | NNE 12 | WNW 10 | WNW 9 | WNW 9 | NNE 11 | NNE 11 | WNW 9 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | NNE 10 | WNW 9 | NNE 9 | SE 8 | NNE 7 | NNE 6 | SE 8 | SE 9 |
| kJ | 59 | 58 | 22 | 21 | 45 | 36 | 34 | 16 | 38 | 38 | 16 | 19 | 33 | 19 | 19 | 19 | 18 | 15 | 16 | 11 | 9 | 8 | 11 | 12 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | NNE 12 | NNE 12 | SE 9 | SE 9 | SE 9 | SE 9 | WNW 9 | WNW 9 | SE 9 | WNW 9 | WNW 8 | SE 9 | SE 9 | WNW 9 | WNW 9 | SE 8 | WNW 8 | WNW 8 | SE 8 | WNW 9 | NNE 7 | WNW 8 |
| kJ | 22 | 21 | 26 | 26 | 21 | 21 | 21 | 20 | 16 | 16 | 12 | 15 | 14 | 12 | 12 | 16 | 15 | 11 | 14 | 14 | 11 | 7 | 9 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | — | — | E 8 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | 120 | 146 | 142 | 138 | 138 | 138 | — | — | 130 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 26 | 1836 | 1836 | 20 | 20 | 20 | 1836 | 0 | 0 | 0 | 1290 | 1 | 1290 | 1290 | 1837 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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