Surf Forecasts:
How big are the waves at Boat Basin Lefts today (27 Jul):
- Morning surf: Morning surf (27 Jul, local time) - 1.5ft (0.4m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (27 Jul, local time) - 1.5ft (0.4m), 8s period with ENE swell.
- Evening surf: Evening surf (27 Jul, local time) - 1ft (0.3m), 8s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 5PM is: 0.3m 8s primary swell from a East-northeast direction (forecast issued at 09:00am July 27). An open ocean swell of 0.4m 7s is not directed at the surf break, a second open ocean swell of 0.6m 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 (27 Jul) | 1.5ft (0.4m) | 8s |
| Afternoon (27 Jul) | 1.5ft (0.4m) | 8s |
| Evening (27 Jul) | 1ft (0.3m) | 8s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon night. Warm (max 30°C on Tue morning, min 27°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||
Monday 27 | Tuesday 28 | Wednesday 29 | ||||||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 25 | 24 | 23 | 14 | 13 | 13 | 13 | 13 | 13 | 13 | 13 | 12 | 12 | 11 | 30 | 36 | 36 | 46 | 41 | 29 | 28 | 27 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off |
High Tide | 4:25AM0.81m | 8:18PM0.81m | 5:17AM0.83m | 8:48PM0.83m | 6:06AM0.84m | 9:15PM0.85m | ||||||||||||||||
Low Tide | 12:25PM0.13m | 00:42AM0.70m | 1:06PM0.11m | 1:24AM0.68m | 1:43PM0.10m | |||||||||||||||||
 | | |  |  |  |  | |  | | | | | | | | | | | |  | | |
 | 6:03 | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — | — | — | — | — |
Temp °C | 27 | 29 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 30 | 29 | 28 | 28 | 27 | 27 | 27 | 29 | 30 | 30 | 28 | 28 |
Feels °C | 30 | 31 | 31 | 31 | 31 | 32 | 32 | 30 | 32 | 33 | 34 | 32 | 32 | 32 | 31 | 31 | 31 | 33 | 33 | 33 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | SE 7 | SE 7 | SE 7 | SE 7 | SE 7 | SSE 8 | SSE 7 | SSE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 23 | 23 | 22 | 21 | 17 | 10 | 12 | 12 | 14 | 14 | 12 | 23 | 20 | 20 | 30 | 36 | 36 | 46 | 41 | 29 | 28 | 27 |
Swell 2 Height (m) Direction Period (s) | SE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | WSW 7 | ENE 8 | ENE 8 | E 4 | E 4 | ENE 4 | ENE 5 | ENE 5 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 6 | SSE 6 |
| kJ | 31 | 24 | 23 | 14 | 13 | 13 | 9 | 13 | 13 | 6 | 3 | 4 | 6 | 6 | 18 | 18 | 18 | 15 | 17 | 15 | 14 | 8 |
Swell 3 Height (m) Direction Period (s) | ENE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 7 | ENE 8 | WSW 7 | WSW 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SE 10 | SE 10 | SE 10 | SE 9 | ENE 9 | E 9 | SE 9 | SE 9 |
| kJ | 25 | 23 | 22 | 24 | 24 | 14 | 13 | 9 | 9 | 13 | 13 | 12 | 12 | 11 | 16 | 15 | 15 | 14 | 17 | 7 | 13 | 12 |
Wind waves Height (m) Direction Period (s) | ESE 4 | ESE 4 | ESE 4 | ESE 5 | ESE 5 | E 5 | E 4 | ESE 4 | E 4 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 11 | 11 | 15 | 17 | 13 | 11 | 3 | 6 | 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 2064 | 2064 | 2064 | 2064 | 2075 | 2198 | 2064 | 2064 | 2200 | 2200 | 2275 | 2386 | 2386 | 2275 | 2414 | 1996 | 1996 | 0 | 0 | 2253 | 2253 | 16 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||
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