Boat Basin Lefts Surf Break

Lat Long: 13.48° N 144.75° E

GUAM

Boat Basin Lefts WaveFinder

Issued: 9 pm 07 Jul 2026 (local time)

Forecast update in  hr  min

Today's Boat Basin Lefts sea temperature is
29.6° C
0.4° 

Boat Basin Lefts surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Boat Basin Lefts surf forecast from 7 Jul 2026:

  • Best quality surf: Wednesday 8 Jul, 1PM (local time) - 6.5ft (2.0m), 12s period, W swell with offshore winds.
  • Most powerful swell: Friday 10 Jul, 10AM (local time) - 8ft (2.5m), 14s period, W swell with 2,452 kJ wave energy.
  • Next surfable swell (1★+): Wednesday 8 Jul, 1PM (local time) - 6.5ft (2.0m), 12s period with W swell.

Best Forecast Surf Conditions for Boat Basin Lefts this week:

The surf forecast for Boat Basin Lefts over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jul 08) at 1PM. The primary swell is predicted to be 2.0m and 12s period. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Boat Basin Lefts in the next 16 days are 2.5m 14s and forecast to arrive on Friday (Jul 10) at 10AM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.5m 10s period and expected on Wednesday (Jul 08) at 4AM.

Wave TypeTime (ChST) & Date Wave Height & Period
Next good surf (1 star+) 1PM (Wed 8th Jul)6.5ft (2.0m) 12s
Best Surf 1PM (Wed 8th Jul)6.5ft (2.0m) 12s
Most Powerful10AM (Fri 10th Jul)8ft (2.5m) 14s

Table - best surf conditions forecast for Boat Basin Lefts over the next 16 days.


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  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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