Surf Forecasts:
How big are the waves at Boat Basin Lefts today (19 Jun):
- Morning surf: Morning surf (19 Jun, local time) - 1.5ft (0.4m), 7s period with NNE swell.
- Afternoon surf: Afternoon surf (19 Jun, local time) - 3.5ft (1.0m), 8s period with E swell.
- Evening surf: Evening surf (19 Jun, local time) - 3ft (0.9m), 8s period with E swell.
The current surf forecast for Boat Basin Lefts at 5PM is: 0.9m 8s primary swell from a East direction and 0.3m 7s secondary swell from a North-northeast direction (forecast issued at 09:00am June 19). An open ocean swell of 1.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jun) | 1.5ft (0.4m) | 7s |
| Afternoon (19 Jun) | 3.5ft (1.0m) | 8s |
| Evening (19 Jun) | 3ft (0.9m) | 8s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastModerate rain (total 17mm), heaviest on Fri morning. Warm (max 29°C on Sat morning, min 26°C on Fri morning). Winds decreasing (strong winds from the SE on Fri morning, light winds from the SSE by Sun night). | ||||||||||||||||||||||||
Friday 19 | Saturday 20 | Sunday 21 | Mon 22 | |||||||||||||||||||||
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 | 1 AM | 4 AM | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | E 8 | NNE 7 | E 8 | E 8 | E 8 | E 8 | NNE 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 446 | 10 | 164 | 100 | 98 | 99 | 9 | 63 | 103 | 82 | 82 | 45 | 44 | 31 | 30 | 30 | 43 | 43 | 30 | 34 | 30 | 44 | 31 | 31 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | off | off | off | off | off | off | off | cross-off | cross-off | cross-off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 9:41AM0.85m | 00:25AM0.93m | 10:47AM0.79m | 1:01AM0.92m | 12:04PM0.72m | 1:34AM0.91m | ||||||||||||||||||
Low Tide | 5:06AM0.66m | 5:02PM0.09m | 6:10AM0.61m | 5:48PM0.21m | 7:16AM0.54m | 6:32PM0.33m | ||||||||||||||||||
 | | |  |  |  | |  | | | | | | | | |  |  | | | |  | | | |
 | 5:54 | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:54 |
 | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:50 | — | — | — | 6:50 |
mm | 2 | 4 | 4 | — | — | — | — | 1 | 1 | 1 | 1 | 1 | 1 | — | — | — | — | — | 1 | 1 | 1 | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 29 | 28 | 28 | 27 | 27 |
Feels °C | 21 | 24 | 24 | 26 | 28 | 29 | 29 | 30 | 30 | 31 | 30 | 30 | 32 | 31 | 31 | 31 | 31 | 32 | 31 | 32 | 32 | 32 | 31 | 31 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNE 7 | E 8 | E 8 | E 8 | S 6 | SSW 6 | SSW 6 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | SSE 7 | E 8 | S 7 | S 6 | S 6 | S 6 | E 8 | E 8 | E 8 |
| kJ | 15 | 10 | 164 | 100 | 98 | 116 | 42 | 29 | 103 | 82 | 82 | 45 | 44 | 31 | 30 | 47 | 43 | 32 | 31 | 30 | 29 | 44 | 31 | 31 |
Swell 2 Height (m) Direction Period (s) | N 10 | N 10 | NNE 7 | NNE 7 | SE 10 | SE 10 | SE 9 | E 8 | NNE 7 | SE 10 | SE 10 | SE 10 | SW 5 | SW 6 | SE 11 | E 8 | SE 11 | E 8 | E 8 | ENE 8 | E 8 | S 6 | S 6 | S 6 |
| kJ | 2 | 2 | 10 | 9 | 15 | 24 | 31 | 63 | 9 | 48 | 44 | 37 | 14 | 11 | 41 | 30 | 40 | 43 | 30 | 34 | 30 | 20 | 19 | 18 |
Swell 3 Height (m) Direction Period (s) | NW 8 | W 8 | N 9 | N 9 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | N 11 | NNE 7 | N 10 | NE 8 | SE 10 | NE 7 | SW 6 | SE 11 | SW 6 | SE 10 | SE 10 | SE 10 | SE 10 | SE 11 | SE 11 | SE 11 |
| kJ | 3 | 1 | 2 | 2 | 9 | 9 | 9 | 7 | 10 | 5 | 18 | 15 | 33 | 13 | 11 | 40 | 11 | 37 | 36 | 36 | 37 | 40 | 41 | 41 |
Wind waves Height (m) Direction Period (s) | E 8 | ESE 7 | SSE 7 | SSE 7 | S 7 | E 8 | ESE 8 | SE 5 | SSE 5 | S 5 | S 5 | S 5 | SSE 7 | SSE 7 | SSE 7 | — | SSE 7 | — | — | — | — | — | — | — |
| kJ | 446 | 611 | 401 | 326 | 208 | 99 | 155 | 51 | 58 | 33 | 33 | 26 | 34 | 45 | 47 | — | 47 | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 1290 | 1290 | 1290 | 1290 | 0 | 0 | 1290 | 0 | 0 | 0 | 2 | 1290 | 0 | 0 | 229 | 1290 | 0 | 0 | 229 | 2064 | 229 | 0 | 229 | 2064 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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