Surf Forecasts:
How big are the waves at Boat Basin Lefts today (14 Jul):
- Afternoon surf: Afternoon surf (14 Jul, local time) - 2ft (0.6m), 11s period with WNW swell.
- Evening surf: Evening surf (14 Jul, local time) - 2ft (0.6m), 11s period with WNW swell.
The current surf forecast for Boat Basin Lefts at 11PM is: 0.5m 11s primary swell from a West-northwest direction (forecast issued at 03:00pm July 14). An open ocean swell of 0.6m 8s is not directed at the surf break, a second open ocean swell of 1.3m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Jul) | - | - |
| Afternoon (14 Jul) | 2ft (0.6m) | 11s |
| Evening (14 Jul) | 2ft (0.6m) | 11s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 13mm), heaviest on Fri morning. Warm (max 29°C on Tue afternoon, min 27°C on Wed night). Wind will be generally light. | ||||||||||||||||||||||||
Tue 14 | Wednesday 15 | Thursday 16 | Fri 17 | |||||||||||||||||||||
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) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | E 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 93 | 97 | 93 | 90 | 64 | 58 | 48 | 31 | 29 | 29 | 29 | 29 | 29 | 45 | 28 | 45 | 29 | 28 | 28 | 28 | 28 | 43 | 29 | 43 |
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 | cross | cross | cross | cross | cross | cross-off | cross-off | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 9:11PM0.93m | 6:45AM0.95m | 9:50PM0.94m | 7:44AM0.93m | 10:26PM0.94m | 8:44AM0.90m | ||||||||||||||||||
Low Tide | 1:33PM-0.07m | 2:00AM0.71m | 2:22PM-0.06m | 2:54AM0.67m | 3:09PM-0.00m | 3:47AM0.62m | ||||||||||||||||||
 | |  | |  |  | | | |  | | | | | | | | | | | | | | | |
 | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — |
 | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | 6:52 |
mm | — | — | — | — | — | 1 | — | — | — | 1 | — | 1 | 1 | 1 | 1 | — | 1 | 1 | — | 1 | — | 1 | 1 | 2 |
Temp °C | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 27 | 27 | 28 | 28 | 28 | 28 | 28 | 27 | 27 | 28 | 28 |
Feels °C | 30 | 31 | 31 | 31 | 31 | 31 | 30 | 29 | 29 | 30 | 31 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 30 | 30 | 28 | 29 | 30 | 30 |
Swell 1 Height (m) Direction Period (s) | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 7 | SE 7 | SE 7 | SE 7 | SE 8 | SE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 | SE 8 | ENE 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | E 9 |
| kJ | 61 | 64 | 61 | 48 | 45 | 26 | 25 | 24 | 25 | 34 | 35 | 28 | 28 | 27 | 34 | 34 | 34 | 34 | 28 | 28 | 28 | 43 | 29 | 43 |
Swell 2 Height (m) Direction Period (s) | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | ENE 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 | ENE 9 | SSE 8 | SSE 8 | SSE 8 | SE 8 | SE 8 | SE 8 |
| kJ | 93 | 97 | 93 | 90 | 64 | 58 | 38 | 31 | 29 | 29 | 29 | 29 | 29 | 45 | 28 | 45 | 29 | 28 | 27 | 26 | 26 | 17 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | WNW 10 | WNW 9 | WNW 9 | WNW 9 | NNE 8 | NNE 8 | NNE 8 | NNE 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 | S 8 |
| kJ | 42 | 24 | 42 | 42 | 45 | 46 | 48 | 31 | 29 | 17 | 8 | 7 | 6 | 7 | 7 | 5 | 5 | 5 | 5 | 5 | 10 | 10 | 10 | 10 |
Wind waves Height (m) Direction Period (s) | SSW 7 | SSW 7 | SW 7 | SW 7 | SW 7 | SW 8 | SW 8 | SW 8 | SW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 8 | WSW 7 | WSW 7 | WSW 7 | WSW 8 | WSW 7 | WSW 7 |
| kJ | 173 | 163 | 153 | 184 | 194 | 223 | 204 | 210 | 210 | 219 | 224 | 215 | 215 | 245 | 260 | 292 | 277 | 270 | 263 | 263 | 249 | 256 | 249 | 249 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1905 | 1905 | 231 | 229 | 229 | 1836 | 1836 | 1836 | 2234 | 1996 | 229 | 229 | 2064 | 1958 | 1858 | 1958 | 2188 | 2200 | 1290 | 1958 | 2200 | 1836 | 1958 | 2200 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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