Surf Forecasts:
How big are the waves at Boat Basin Lefts today (26 Sep):
- Morning surf: Morning surf (26 Sep, local time) - 1.5ft (0.5m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (26 Sep, local time) - 1.5ft (0.4m), 9s period with ENE swell.
- Evening surf: Evening surf (26 Sep, local time) - 1.5ft (0.4m), 9s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 2PM is: 0.5m 9s primary swell from a East-northeast direction (forecast issued at 09:00am September 26). An open ocean swell of 0.7m 6s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Sep) | 1.5ft (0.5m) | 9s |
| Afternoon (26 Sep) | 1.5ft (0.4m) | 9s |
| Evening (26 Sep) | 1.5ft (0.4m) | 9s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Sun afternoon. Warm (max 29°C on Sat morning, min 27°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||
Saturday 26 | Sunday 27 | Monday 28 | ||||||||||||||||||||
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 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | NNE 8 | NNE 9 | NNE 9 | NNE 9 | NNE 9 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 47 | 47 | 47 | 35 | 26 | 36 | 37 | 61 | 54 | 36 | 32 | 26 | 32 | 31 | 26 | 26 | 26 | 24 | 25 | 26 | 25 | 25 |
Wind (km/h) | ||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | on | on | on | glassy | glassy | glassy | on | on | cross-on | cross-on | glassy | cross | glassy | glassy | cross-on | cross-on | cross-on | on | on | on | glassy |
High Tide | 6:58AM0.84m | 7:33PM0.88m | 7:52AM0.86m | 7:54PM0.89m | 8:46AM0.88m | 8:18PM0.89m | ||||||||||||||||
Low Tide | 1:17PM0.33m | 1:46AM0.35m | 1:56PM0.38m | 2:23AM0.27m | 2:35PM0.45m | |||||||||||||||||
 | | |  |  |  | | |  | | | |  | | | | | | | | | | |
 | 6:09 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:14 | — | — | — | — | — | — | — | 6:13 | — | — |
mm | — | — | — | 1 | — | — | — | — | — | — | — | 1 | 3 | 1 | — | — | — | 1 | — | — | — | — |
Temp °C | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 27 | 27 | 28 | 28 | 29 | 29 | 28 | 28 |
Feels °C | 33 | 32 | 33 | 33 | 32 | 33 | 32 | 32 | 32 | 31 | 32 | 33 | 32 | 32 | 31 | 31 | 32 | 31 | 32 | 32 | 31 | 32 |
Swell 1 Height (m) Direction Period (s) | SW 6 | SW 6 | SW 6 | WSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | SW 7 | WSW 6 | SW 6 | SSE 7 | SSE 7 | SSE 7 | SSE 7 | SSE 7 |
| kJ | 30 | 30 | 38 | 26 | 18 | 18 | 18 | 23 | 30 | 50 | 75 | 75 | 69 | 47 | 35 | 26 | 19 | 27 | 36 | 29 | 31 | 34 |
Swell 2 Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SSE 7 | ENE 9 | WSW 6 | WSW 6 | NNE 9 | NNE 9 | SSW 6 |
| kJ | 47 | 47 | 47 | 35 | 25 | 36 | 37 | 61 | 54 | 36 | 32 | 26 | 32 | 31 | 26 | 30 | 26 | 15 | 14 | 26 | 25 | 15 |
Swell 3 Height (m) Direction Period (s) | N 10 | N 10 | N 9 | N 9 | N 9 | N 9 | N 8 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | SE 7 | ENE 9 | SSE 7 | NNE 8 | NNE 9 | WSW 6 | ENE 9 | NNE 9 |
| kJ | 17 | 16 | 27 | 14 | 26 | 25 | 12 | 13 | 25 | 25 | 25 | 24 | 24 | 24 | 14 | 26 | 19 | 24 | 25 | 11 | 15 | 25 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 0 | 11 | 11 | 11 | 0 | 0 | 0 | 11 | 11 | 11 | 11 | 0 | 7 | 0 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||
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