Surf Forecasts:
How big are the waves at Boat Basin Lefts today (09 Jul):
- Afternoon surf: Afternoon surf (09 Jul, local time) - 6.5ft (2.0m), 12s period with W swell.
- Evening surf: Evening surf (09 Jul, local time) - 6ft (1.9m), 12s period with W swell.
The current surf forecast for Boat Basin Lefts at 12AM is: 1.9m 12s primary swell from a West direction (forecast issued at 03:00pm July 08). An open ocean swell of 2.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (09 Jul) | - | - |
| Afternoon (09 Jul) | 6.5ft (2.0m) | 12s |
| Evening (09 Jul) | 6ft (1.9m) | 12s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 19mm), heaviest on Wed night. Warm (max 28°C on Thu afternoon, min 24°C on Wed night). Winds decreasing (fresh winds from the S on Wed afternoon, calm by Thu morning). | ||||||||||||||||||||||||
Wed 8 | Thursday 9 | Friday 10 | Sat 11 | |||||||||||||||||||||
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 | 1 AM | 4 AM | 7 AM | 10 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  |  | ||||||||||||||
Wave Height (m) Direction Period (s) | W 12 | W 12 | WNW 12 | W 12 | W 12 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | WNW 14 | WNW 14 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 1155 | 1174 | 1100 | 1080 | 972 | 1211 | 1269 | 1269 | 1288 | 1308 | 1509 | 1599 | 1781 | 1622 | 2488 | 2488 | 2488 | 1867 | 1922 | 1949 | 1894 | 1922 | 1842 | 1704 |
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 | cross | cross | glassy | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 2:01PM0.67m | 1:31AM0.90m | 3:50PM0.70m | 2:09AM0.90m | 5:27PM0.76m | 2:54AM0.91m | ||||||||||||||||||
Low Tide | 7:03PM0.52m | 9:00AM0.28m | 8:06PM0.61m | 9:56AM0.18m | 9:24PM0.68m | |||||||||||||||||||
 |  |  | | |  | |  |  | |  |  | | |  | | | |  | | | | | | |
 | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 6:00 | — | — |
 | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | 6:52 |
mm | 1 | 2 | 4 | 3 | 2 | 6 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 25 | 25 | 25 | 24 | 24 | 26 | 27 | 28 | 27 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 27 | 28 |
Feels °C | 28 | 25 | 26 | 28 | 30 | 28 | 28 | 30 | 30 | 31 | 29 | 30 | 30 | 31 | 30 | 31 | 30 | 30 | 30 | 30 | 30 | 29 | 28 | 29 |
Swell 1 Height (m) Direction Period (s) | W 12 | W 12 | WNW 12 | SW 10 | SW 10 | SW 10 | WNW 13 | SW 11 | WSW 11 | WNW 13 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | W 14 | WNW 14 | WNW 14 |
| kJ | 1155 | 1174 | 1100 | 936 | 904 | 784 | 1269 | 846 | 860 | 1308 | 1509 | 1599 | 1781 | 1622 | 2488 | 2488 | 2488 | 1867 | 1922 | 1949 | 1894 | 1922 | 1842 | 1704 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 10 | SE 10 | W 12 | W 12 | WNW 13 | SW 10 | WNW 13 | WNW 13 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | WSW 11 | E 9 | E 9 | E 9 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 |
| kJ | 35 | 34 | 34 | 1080 | 972 | 1211 | 753 | 1269 | 1288 | 940 | 910 | 815 | 698 | 662 | 40 | 40 | 40 | 454 | 454 | 385 | 368 | 311 | 288 | 308 |
Swell 3 Height (m) Direction Period (s) | N 9 | ENE 9 | ENE 9 | SE 10 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | SE 9 | SE 9 | SE 9 | E 9 | E 9 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 2 | 16 | 16 | 34 | 31 | 31 | 31 | 31 | 31 | 31 | 25 | 25 | 26 | 26 | 31 | 31 | 31 | 40 | 40 | 40 | 40 | 45 | 62 | 62 |
Wind waves Height (m) Direction Period (s) | SSW 10 | SSW 10 | SSW 10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | ENE 9 | ENE 9 |
| kJ | 1061 | 1102 | 1170 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 101 | 124 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1864 | 1905 | 1907 | 0 | 11 | 11 | 3 | 0 | 24 | 1905 | 1885 | 20 | 1836 | 20 | 20 | 20 | 20 | 26 | 1836 | 1304 | 1304 | 1836 | 1304 | 1836 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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