Surf Forecasts:
How big are the waves at Boat Basin Lefts today (26 Aug):
- Morning surf: Morning surf (26 Aug, local time) - 1.5ft (0.5m), 12s period with ENE swell.
- Afternoon surf: Afternoon surf (26 Aug, local time) - 1.5ft (0.5m), 12s period with ENE swell.
- Evening surf: Evening surf (26 Aug, local time) - 1.5ft (0.5m), 12s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 9AM is: 0.5m 12s primary swell from a East-northeast direction (forecast issued at 03:00am August 26). An open ocean swell of 1.2m 8s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Aug) | 1.5ft (0.5m) | 12s |
| Afternoon (26 Aug) | 1.5ft (0.5m) | 12s |
| Evening (26 Aug) | 1.5ft (0.5m) | 12s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 39mm), heaviest during Thu afternoon. Warm (max 29°C on Wed morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||||||||||||
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) | W 8 | ENE 12 | ENE 12 | ENE 12 | NW 11 | NW 11 | NW 11 | ENE 12 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 11 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 12 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 108 | 86 | 83 | 82 | 82 | 81 | 79 | 78 | 74 | 71 | 70 | 69 | 68 | 68 | 79 | 64 | 69 | 116 | 151 | 145 | 133 | 131 | 99 | 99 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | off | cross-off | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on |
High Tide | 5:07AM0.81m | 8:01PM0.83m | 6:01AM0.83m | 8:21PM0.85m | 6:53AM0.85m | 8:41PM0.87m | ||||||||||||||||||
Low Tide | 00:23AM0.66m | 12:37PM0.16m | 1:03AM0.62m | 1:14PM0.17m | 1:40AM0.58m | 1:49PM0.19m | ||||||||||||||||||
 | |  | | | | |  | | | | | | |  | | | | | | | | |  | |
 | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | 2 | 7 | 4 | 2 | 1 | 2 | 1 | — | 1 | — | 1 | 1 | 3 | 3 | 8 | 6 | 1 | — | 1 | 2 | 1 | 1 | 3 | 1 |
Temp °C | 28 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 31 | 29 | 31 | 31 | 32 | 31 | 31 | 30 | 29 | 28 | 28 | 29 | 29 | 30 | 31 | 29 | 28 | 28 | 27 | 27 | 27 | 26 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | ENE 11 | WSW 7 | WSW 7 | ENE 11 | SW 7 | WSW 7 | WSW 7 | ENE 11 | ENE 13 | ENE 13 | ENE 13 | ENE 12 | ENE 12 | ENE 12 | WSW 7 |
| kJ | 112 | 149 | 196 | 165 | 161 | 161 | 125 | 131 | 94 | 71 | 127 | 131 | 68 | 106 | 96 | 96 | 64 | 116 | 151 | 145 | 133 | 131 | 99 | 188 |
Swell 2 Height (m) Direction Period (s) | W 8 | W 8 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 12 | ENE 11 | NW 10 | ENE 11 | ENE 11 | NW 10 | ENE 11 | ENE 11 | ENE 11 | NW 10 | NW 10 | SE 9 | SE 9 | NW 9 | NW 9 | NW 9 | ENE 12 |
| kJ | 108 | 64 | 83 | 82 | 82 | 81 | 79 | 78 | 74 | 37 | 70 | 69 | 35 | 68 | 79 | 64 | 33 | 33 | 13 | 13 | 29 | 22 | 14 | 99 |
Swell 3 Height (m) Direction Period (s) | ENE 13 | ENE 12 | NW 10 | NW 12 | NW 11 | NW 11 | NW 11 | NW 10 | NW 10 | SE 10 | NW 10 | NW 10 | SE 10 | NW 10 | NW 10 | NW 10 | ENE 13 | NE 7 | SE 9 | N 7 | SE 9 | SE 9 | SE 9 | NW 9 |
| kJ | 93 | 86 | 37 | 67 | 80 | 75 | 72 | 51 | 36 | 24 | 37 | 35 | 23 | 35 | 34 | 33 | 69 | 14 | 21 | 1 | 13 | 13 | 14 | 13 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | WSW 7 | WSW 7 | WNW 6 | WSW 7 | WSW 7 | — | — | — | WSW 7 | SW 7 | WSW 7 | WSW 8 | WSW 8 | WSW 8 | W 7 | NW 5 |
| kJ | — | — | — | — | — | — | — | — | 164 | 131 | 4 | 175 | 127 | — | — | — | 99 | 125 | 433 | 674 | 542 | 375 | 277 | 19 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 229 | 16 | 16 | 16 | 11 | 11 | 16 | 11 | 0 | 229 | 229 | 11 | 11 | 1836 | 1910 | 11 | 1910 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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