Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 am Thursday 05 Mar 2026 ChST
Forecast 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
28.1° 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 5PM is: 0.8m 14s primary swell from a North-northeast direction and 0.8m 12s secondary swell from a North direction, 1.0m 9s secondary swell from a East direction (forecast issued at 09:00am March 05). The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (05 Mar)3ft (0.9m)13s
Afternoon (05 Mar)2.5ft (0.8m)14s
Evening (05 Mar)3ft (0.9m)14s

Table - waves today at Boat Basin Lefts. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Thursday
05
Friday
06
Saturday
07
Sun
08
7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM
Rating
(10 max)
3
2
2
2
2
2
2
1
1
0
1
1
1
1
1
2
1
1
2
2
2
3
2
3
Swell
Height Map
Wave Height (m) & direction (?)
0.8
NNE
0.8
NNE
0.8
NNE
0.8
NNE
0.9
NNE
0.9
NNE
0.9
NNE
0.9
NNE
1.2
NNE
1.1
NNE
1.1
NNE
1.1
NNE
2.1
ENE
2.2
ENE
1.7
E
2
ENE
2
ENE
1.6
E
1.1
NNE
1
N
1
N
1.3
NNE
1
N
1
N
Period(s) (?)14141414141414141414141477777791211101116
Wave
Graph
(?)Metric surfscale
Energy kJ (?)253264268264299294312330504433446433413459287423428272168289256295223482
Wind
(km/h)
10
ENE
20
ENE
20
ENE
25
ENE
20
ENE
20
ENE
20
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
E
25
ENE
30
ENE
30
E
20
ESE
25
SE
20
ESE
10
SE
10
SE
10
S
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
offoffoffoffoffcross-
off
High Tide
/ height (m)
9:06AM
0.89
9:11PM
0.86
9:28AM
0.88
10:03PM
0.83
9:49AM
0.87
10:56PM
0.80
Low Tide
/ height (m)
3:14PM
0.38
3:19AM
0.36
3:51PM
0.33
3:52AM
0.44
4:28PM
0.29
Thursday
05
Friday
06
Saturday
07
Sun
08
Sunrise6:35-------6:33-------6:33-------
Sunset---6:30-------6:30-------6:30----
part cloud
clear
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
mod rain
Rain (mm)
----------1113552212513319
Temp. °C262728282727272727272727262626252526262525252424
Feels °C (?)292829282828282727262627262527262526272627292727
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Latest Updates

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