Surf Forecasts:
How big are the waves at Boat Basin Lefts today (22 Jul):
- Morning surf: Morning surf (22 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (22 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
- Evening surf: Evening surf (22 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 9AM is: 0.4m 9s primary swell from a East-northeast direction (forecast issued at 03:00am July 22). An open ocean swell of 1.1m 7s is not directed at the surf break, a second open ocean swell of 0.4m 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 (22 Jul) | 1.5ft (0.4m) | 9s |
| Afternoon (22 Jul) | 1.5ft (0.4m) | 9s |
| Evening (22 Jul) | 1.5ft (0.4m) | 9s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Wed afternoon. Warm (max 29°C on Wed morning, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 22 | Thursday 23 | Friday 24 | ||||||||||||||||||||||
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) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 16 | 16 | 16 | 26 | 26 | 26 | 25 | 25 | 25 | 25 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | glassy | glassy | glassy | glassy | glassy | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | glassy |
High Tide | 00:54AM0.88m | 3:12PM0.67m | 1:23AM0.85m | 5:00PM0.69m | 1:58AM0.83m | 6:20PM0.73m | ||||||||||||||||||
Low Tide | 8:22AM0.32m | 7:07PM0.61m | 9:16AM0.28m | 8:04PM0.67m | 10:07AM0.24m | 9:26PM0.70m | ||||||||||||||||||
 | |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | — | 1 | — | 1 | 1 | 4 | 2 | 1 | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 27 | 27 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 27 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 27 | 28 | 29 | 29 | 28 | 27 |
Feels °C | 32 | 31 | 31 | 32 | 32 | 32 | 32 | 33 | 33 | 31 | 32 | 33 | 34 | 33 | 31 | 32 | 31 | 31 | 31 | 32 | 32 | 32 | 32 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 59 | 79 | 96 | 115 | 118 | 105 | 105 | 91 | 89 | 64 | 64 | 64 | 54 | 72 | 103 | 105 | 103 | 94 | 94 | 99 | 99 | 96 | 75 | 75 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 11 | SE 11 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 41 | 41 | 40 | 37 | 49 | 49 | 48 | 48 | 47 | 46 | 54 | 54 | 54 | 55 | 57 | 60 | 61 | 61 | 61 | 61 | 63 | 63 | 64 | 64 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 27 | 27 | 27 | 27 | 27 | 27 | 27 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 16 | 16 | 16 | 26 | 26 | 26 | 25 | 25 | 25 | 25 |
Wind waves Height (m) Direction Period (s) | S 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 15 | 15 | 15 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 17 | 11 | 11 | 11 | 11 | 11 | 1290 | 15 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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