Surf Forecasts:
How big are the waves at Boat Basin Lefts today (11 Oct):
- Morning surf: Morning surf (11 Oct, local time) - 3.5ft (1.0m), 12s period with N swell.
- Afternoon surf: Afternoon surf (11 Oct, local time) - 3.5ft (1.0m), 11s period with N swell.
- Evening surf: Evening surf (11 Oct, local time) - 3.5ft (1.0m), 11s period with N swell.
The current surf forecast for Boat Basin Lefts at 3PM is: 1.0m 11s primary swell from a North direction and 0.8m 12s secondary swell from a Northeast direction (forecast issued at 09:00am October 11). The wind direction is predicted to be cross-onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Oct) | 3.5ft (1.0m) | 12s |
| Afternoon (11 Oct) | 3.5ft (1.0m) | 11s |
| Evening (11 Oct) | 3.5ft (1.0m) | 11s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 7mm), mostly falling on Tue afternoon. Warm (max 28°C on Sun morning, min 26°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | ||||||||||||||||||||
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 11 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | N 10 | N 10 | N 10 | NNE 11 | N 11 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
Wave Graph  | ||||||||||||||||||||||
 kJ | 200 | 266 | 279 | 231 | 231 | 227 | 223 | 171 | 202 | 160 | 217 | 275 | 212 | 206 | 218 | 214 | 206 | 171 | 164 | 127 | 125 | 118 |
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-on | cross-on | cross-on | cross-on | glassy | glassy | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:14AM0.87m | 7:34PM0.88m | 9:05AM0.88m | 7:58PM0.87m | 9:54AM0.87m | 8:22PM0.85m | ||||||||||||||||
Low Tide | 1:57PM0.48m | 2:20AM0.19m | 2:35PM0.54m | 2:55AM0.15m | 3:13PM0.59m | |||||||||||||||||
 | |  | |  | | |  | | | | | | | | | | |  | |  | | |
 | 6:09 | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:02 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 4 | 1 | — |
Temp °C | 26 | 27 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 26 | 26 | 26 | 28 | 28 | 27 | 27 | 27 |
Feels °C | 30 | 31 | 31 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 31 | 31 | 30 | 30 | 29 | 31 | 31 | 30 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | ENE 11 | N 12 | N 11 | N 11 | N 11 | N 11 | N 11 | N 10 | N 10 | N 10 | NNE 11 | N 11 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 | N 10 |
| kJ | 200 | 266 | 279 | 231 | 231 | 227 | 223 | 171 | 202 | 159 | 217 | 275 | 212 | 206 | 218 | 214 | 206 | 171 | 164 | 127 | 125 | 118 |
Swell 2 Height (m) Direction Period (s) | N 10 | ENE 11 | NE 11 | NE 12 | NE 12 | NE 12 | NE 11 | NE 12 | NE 12 | NNE 11 | N 10 | SW 6 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 123 | 154 | 121 | 172 | 139 | 167 | 150 | 142 | 140 | 160 | 69 | 11 | 32 | 32 | 32 | 30 | 28 | 28 | 28 | 28 | 28 | 28 |
Swell 3 Height (m) Direction Period (s) | NNE 12 | SSW 6 | SSW 6 | SSW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | ENE 9 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 |
| kJ | 109 | 25 | 24 | 24 | 9 | 12 | 16 | 12 | 15 | 15 | 15 | 32 | 12 | 9 | 9 | 9 | 9 | 6 | 9 | 5 | 5 | 5 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 4 | S 4 | SSE 4 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | 2 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||
Distance (km) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 229 | 229 | 229 | 16 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||
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