Surf Forecasts:
How big are the waves at Boat Basin Lefts today (29 Oct):
- Morning surf: Morning surf (29 Oct, local time) - 4ft (1.2m), 12s period with ENE swell.
- Afternoon surf: Afternoon surf (29 Oct, local time) - 5ft (1.6m), 13s period with ENE swell.
- Evening surf: Evening surf (29 Oct, local time) - 5ft (1.6m), 14s period with ENE swell.
The current surf forecast for Boat Basin Lefts at 8AM is: 1.4m 12s primary swell from a East-northeast direction and 0.4m 15s secondary swell from a East-northeast direction (forecast issued at 03:00am October 29). The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Oct) | 4ft (1.2m) | 12s |
| Afternoon (29 Oct) | 5ft (1.6m) | 13s |
| Evening (29 Oct) | 5ft (1.6m) | 14s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Fri night. Warm (max 28°C on Thu morning, min 26°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 29 | Friday 30 | Saturday 31 | ||||||||||||||||||||||
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) | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 13 | ENE 13 | ENE 13 | ENE 14 | ENE 14 | ENE 18 | ENE 16 | ENE 17 | ENE 16 | ENE 15 | ENE 14 | NE 13 | NE 12 | NNE 12 | NNE 11 | N 11 | N 11 | N 11 | N 11 | NNW 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 648 | 503 | 505 | 411 | 690 | 841 | 816 | 1002 | 947 | 929 | 2455 | 3500 | 3639 | 3075 | 2412 | 1430 | 860 | 636 | 534 | 771 | 859 | 882 | 894 | 961 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | on | on | on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on |
High Tide | 10:49AM0.92m | 8:38PM0.90m | 11:51AM0.90m | 9:21PM0.88m | 12:56PM0.88m | |||||||||||||||||||
Low Tide | 3:24AM-0.00m | 3:52PM0.68m | 4:13AM-0.00m | 4:47PM0.70m | 5:07AM0.03m | 5:54PM0.71m | ||||||||||||||||||
 | |  | | |  | |  | | | | | | | |  | | | | | | | | | |
 | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | — | 5:54 | — | — | — | — | — | — | — | 5:53 | — | — | — | — | — | — | — | 5:53 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 28 | 28 | 28 | 27 | 27 |
Feels °C | 32 | 30 | 28 | 29 | 29 | 28 | 28 | 28 | 28 | 28 | 29 | 29 | 30 | 30 | 30 | 30 | 29 | 28 | 28 | 30 | 29 | 29 | 29 | 30 |
Swell 1 Height (m) Direction Period (s) | ENE 13 | ENE 12 | ENE 12 | ENE 12 | ENE 13 | ENE 13 | ENE 13 | ENE 14 | ENE 14 | ENE 13 | ENE 16 | ENE 17 | ENE 16 | ENE 15 | ENE 14 | NE 13 | NE 12 | NNE 12 | NNE 11 | N 11 | N 11 | N 11 | N 11 | NNW 11 |
| kJ | 648 | 503 | 505 | 411 | 690 | 841 | 816 | 1002 | 947 | 653 | 2455 | 3500 | 3639 | 3075 | 2412 | 1430 | 860 | 636 | 534 | 771 | 859 | 882 | 894 | 961 |
Swell 2 Height (m) Direction Period (s) | NW 10 | NW 10 | E 16 | E 15 | NW 9 | NW 9 | NW 9 | NW 9 | E 19 | ENE 18 | NW 10 | NW 10 | NW 9 | N 6 | NW 9 | NW 9 | NW 9 | NW 9 | ENE 11 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 |
| kJ | 16 | 25 | 77 | 110 | 22 | 22 | 22 | 23 | 259 | 929 | 47 | 45 | 42 | 37 | 29 | 28 | 28 | 27 | 68 | 58 | 65 | 59 | 55 | 55 |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 9 | NW 10 | NW 10 | SE 9 | SE 9 | SE 9 | SE 9 | NW 10 | NW 10 | SE 9 | SE 9 | SE 9 | NW 9 | SE 9 | SE 9 | SE 9 | SE 9 | NW 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 |
| kJ | 13 | 13 | 25 | 24 | 13 | 13 | 13 | 13 | 26 | 35 | 13 | 13 | 13 | 29 | 13 | 13 | 13 | 13 | 19 | 21 | 13 | 13 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | — | — | — | NE 4 | NNE 5 | — | NE 8 | — | — | — | — | — | — | — | — | — | WSW 3 | SW 3 | WSW 4 | WSW 3 | — | — | — | — |
| kJ | — | — | — | 26 | 13 | — | 10 | — | — | — | — | — | — | — | — | — | 4 | 6 | 5 | 4 | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 11 | 1290 | 1290 | 1290 | 1905 | 1290 | 1290 | 1290 | 17 | 11 | 11 | 11 | 11 | 16 | 11 | 1290 | 1290 | 1290 | 229 | 11 | 11 | 11 | 11 | 11 |
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
Best forecast wave conditions in Guam | ||||||||||||||||||||||||
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