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Boat Basin Lefts surfForecast / Guam / Guam
48hr Weather and Surf, issued 3 pm Saturday 29 Nov 2025 ChSTForecast update in hr min s Forecast update imminent
Boat Basin Lefts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boat Basin Lefts sea temperature is
29.1° C
(Which is slightly warmer than usual)How big are the waves at Boat Basin Lefts today?
The current surf forecast for Boat Basin Lefts at 7PM is: 1.9m 9s primary swell from a East direction and 0.5m 9s secondary swell from a North-northwest direction, 0.2m 13s secondary swell from a North-northeast direction (forecast issued at 03:00pm November 29). The wind direction is predicted to be cross-offshore.
| Time (ChST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Nov) | - | - |
| Afternoon (29 Nov) | 5ft (1.5m) | 9s |
| Evening (29 Nov) | 6ft (1.9m) | 9s |
Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | |||||||||||||||||||||
| 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 | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 8 | 6 | 7 | 7 | 8 | 6 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 313 | 359 | 586 | 627 | 521 | 516 | 449 | 398 | 445 | 432 | 461 | 339 | 408 | 351 | 359 | 228 | 289 | 311 | 349 | 391 | 435 | 401 | 412 | 418 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore 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 / height (m) | 2:46PM 0.89 | 2:32AM 0.67 | 3:16PM 0.90 | 4:18AM 0.71 | 3:49PM 0.91 | 5:44AM 0.78 | ||||||||||||||||||
Low Tide / height (m) | 9:30PM 0.50 | 8:27AM 0.42 | 10:16PM 0.38 | 9:34AM 0.50 | 11:01PM 0.25 | |||||||||||||||||||
Saturday 29 | Sunday 30 | Monday 01 | Tuesday 02 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:26 | - | - | - | - | - | - | - | 6:28 | - |
| Sunset | - | 5:51 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - | - | 5:51 | - | - | - | - | - | - |
 | |  | | | | |  | | |  | | | | | | | |  | | | | | | |
Rain (mm) | 3 | 6 | 5 | 1 | 1 | 1 | 1 | 10 | 7 | 2 | - | 1 | 3 | 4 | 5 | 4 | 3 | 3 | 9 | 26 | 12 | 5 | 2 | 2 |
| Temp. °C | 29 | 28 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 27 | 26 | 26 | 26 | 27 | 27 | 28 | 28 | 27 | 26 | 25 | 26 | 27 | 27 | 28 |
| Feels °C (?) | 31 | 29 | 26 | 28 | 27 | 27 | 25 | 24 | 24 | 27 | 24 | 24 | 25 | 27 | 27 | 29 | 28 | 27 | 27 | 25 | 26 | 27 | 26 | 28 |
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Live Wave Height (m)
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Ocean Swells (m)- Wind Speed (km/h)
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