Surf Forecasts:
How big are the waves at Boat Basin Lefts today (24 Jul):
- Morning surf: Morning surf (24 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (24 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
- Evening surf: Evening surf (24 Jul, local time) - 1.5ft (0.4m), 9s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 3AM is: 0.4m 9s primary swell from a East-northeast direction and 0.3m 3s secondary swell from a North-northwest direction (forecast issued at 09:00pm July 23). An open ocean swell of 0.8m 8s is not directed at the surf break, a second open ocean swell of 0.6m 10s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Jul) | 1.5ft (0.4m) | 9s |
| Afternoon (24 Jul) | 1.5ft (0.4m) | 9s |
| Evening (24 Jul) | 1.5ft (0.4m) | 9s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Fri morning. Warm (max 30°C on Sat morning, min 27°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Thu 23 | Friday 24 | Saturday 25 | ||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | ENE 8 |
Wave Graph  | ||||||||||||||||||
 kJ | 16 | 16 | 16 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 14 | 14 | 14 | 14 | 18 | 18 | 17 | 14 |
Wind (km/h) | ||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-off | cross-off | off | off | off | off | off | off | off | off |
High Tide | 5:00PM0.69m | 1:58AM0.83m | 6:20PM0.73m | 2:40AM0.82m | 7:09PM0.76m | |||||||||||||
Low Tide | 8:04PM0.67m | 10:07AM0.24m | 9:26PM0.70m | 10:56AM0.20m | ||||||||||||||
 | |  | |  | |  | | |  | | | | |  | | | | |
 | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — |
mm | 1 | 1 | — | — | — | — | 4 | 1 | 4 | — | — | — | — | — | — | 1 | 1 | — |
Temp °C | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 27 | 29 | 30 | 29 | 28 | 28 |
Feels °C | 30 | 31 | 31 | 31 | 32 | 33 | 33 | 33 | 32 | 32 | 32 | 32 | 30 | 33 | 34 | 33 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 |
| kJ | 60 | 71 | 73 | 71 | 71 | 71 | 73 | 75 | 73 | 56 | 56 | 55 | 52 | 52 | 52 | 49 | 58 | 58 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 |
| kJ | 58 | 60 | 61 | 61 | 61 | 61 | 63 | 63 | 64 | 64 | 64 | 63 | 63 | 63 | 63 | 63 | 61 | 61 |
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 8 | ENE 8 | ENE 8 | ENE 8 | NE 8 | NE 8 | NE 8 | ENE 8 |
| kJ | 16 | 16 | 16 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 14 | 14 | 14 | 14 | 18 | 18 | 17 | 14 |
Wind waves Height (m) Direction Period (s) | NNW 2 | NNW 3 | NNW 3 | NNW 3 | NNW 3 | — | — | — | — | — | — | SSE 2 | — | — | — | — | — | — |
| kJ | 1 | 1 | 1 | 2 | 2 | — | — | — | — | — | — | 1 | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||
Distance (km) | 1958 | 11 | 11 | 11 | 11 | 1304 | 11 | 11 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 20 | 15 | 15 |
Best forecast wave conditions in Guam | ||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||
Header Global | ||||||||||||||||||
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