Surf Forecasts:
How big are the waves at Boat Basin Lefts today (26 Jun):
- Morning surf: Morning surf (26 Jun, local time) - 3ft (0.9m), 13s period with WNW swell.
- Afternoon surf: Afternoon surf (26 Jun, local time) - 5.5ft (1.7m), 7s period with E swell.
- Evening surf: Evening surf (26 Jun, local time) - 5ft (1.6m), 8s period with E swell.
The current surf forecast for Boat Basin Lefts at 8AM is: 0.9m 13s primary swell from a West-northwest direction and 1.4m 7s secondary swell from a East direction (forecast issued at 03:00am June 26). An open ocean swell of 0.4m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Jun) | 3ft (0.9m) | 13s |
| Afternoon (26 Jun) | 5.5ft (1.7m) | 7s |
| Evening (26 Jun) | 5ft (1.6m) | 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 12mm), heaviest on Fri morning. Warm (max 30°C on Sun morning, min 27°C on Fri night). Mainly fresh winds. | ||||||||||||||||||||||||
Friday 26 | Saturday 27 | Sunday 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) | WNW 14 | WNW 13 | WNW 13 | WNW 13 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 147 | 307 | 289 | 280 | 269 | 311 | 320 | 294 | 283 | 283 | 243 | 249 | 216 | 216 | 216 | 181 | 187 | 160 | 135 | 137 | 137 | 113 | 116 | 119 |
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-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 3:38AM0.85m | 7:14PM0.77m | 4:15AM0.84m | 7:57PM0.80m | 4:54AM0.83m | 8:35PM0.82m | ||||||||||||||||||
Low Tide | 10:10PM0.67m | 11:30AM0.19m | 11:18PM0.69m | 12:08PM0.15m | 00:16AM0.70m | 12:47PM0.11m | ||||||||||||||||||
 |  |  | | | | | | | |  |  | | |  | | | | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:51 | — | — |
mm | — | 1 | 2 | 2 | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | — | — | 1 | — | — | — | 1 | — | — | — | — |
Temp °C | 28 | 28 | 28 | 28 | 29 | 29 | 28 | 28 | 28 | 27 | 28 | 29 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 30 | 29 | 29 | 28 |
Feels °C | 30 | 29 | 29 | 27 | 29 | 29 | 29 | 29 | 30 | 29 | 30 | 30 | 30 | 30 | 30 | 30 | 31 | 31 | 30 | 30 | 32 | 30 | 32 | 30 |
Swell 1 Height (m) Direction Period (s) | WNW 12 | WNW 13 | WNW 13 | WNW 13 | WNW 12 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 11 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | WNW 10 | NNE 11 | NNE 11 | NNE 11 |
| kJ | 137 | 307 | 289 | 280 | 210 | 192 | 186 | 135 | 128 | 93 | 93 | 64 | 33 | 33 | 33 | 63 | 60 | 58 | 39 | 39 | 38 | 40 | 38 | 38 |
Swell 2 Height (m) Direction Period (s) | WNW 14 | SE 9 | SE 9 | WSW 8 | WSW 8 | WSW 8 | NNE 11 | NNE 10 | SE 10 | SE 10 | SE 9 | SE 9 | WNW 12 | SE 10 | NW 12 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | NNE 12 | WNW 10 | WNW 9 | NW 9 |
| kJ | 145 | 30 | 29 | 11 | 11 | 11 | 22 | 20 | 15 | 32 | 31 | 30 | 58 | 32 | 36 | 30 | 22 | 21 | 29 | 21 | 45 | 36 | 34 | 21 |
Swell 3 Height (m) Direction Period (s) | SE 9 | WSW 8 | WSW 8 | NNE 9 | N 11 | N 11 | WSW 7 | WSW 7 | NNE 10 | WNW 13 | NNE 10 | NW 13 | SE 9 | WNW 12 | SE 9 | NNE 9 | NNE 12 | NNE 12 | NNE 12 | NNE 12 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 30 | 23 | 22 | 8 | 10 | 21 | 11 | 5 | 20 | 34 | 18 | 42 | 30 | 58 | 22 | 15 | 27 | 26 | 26 | 26 | 21 | 21 | 21 | 20 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 147 | 147 | 172 | 236 | 269 | 311 | 320 | 294 | 283 | 283 | 243 | 249 | 216 | 216 | 216 | 181 | 187 | 160 | 135 | 137 | 137 | 113 | 116 | 119 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 20 | 1290 | 1290 | 1290 | 1290 | 1290 | 1836 | 1836 | 20 | 20 | 20 | 1836 | 20 | 20 | 20 | 20 | 20 | 1908 | 20 | 20 | 20 | 20 | 20 | 20 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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