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Surf Forecasts:

Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 am Tuesday 10 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
28.0° C
 (Which is normal for this time of year)

How big are the waves at Boat Basin Lefts today?

The current surf forecast for Boat Basin Lefts at 4PM is: 1.6m 8s primary swell from a North-northeast direction and 0.7m 13s secondary swell from a North-northeast direction (forecast issued at 09:00am March 10). The wind direction is predicted to be cross-shore.

Time (ChST) & DateWave HeightWave Period
Morning (10 Mar)5ft (1.6m)8s
Afternoon (10 Mar)5ft (1.6m)8s
Evening (10 Mar)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 
16 DaysHourly
Print Table
Tuesday
10
Wednesday
11
Thursday
12
Fri
13
7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM7 AM10 AM1 PM4 PM7 PM10 PM1 AM4 AM
Rating
(10 max)
2
0
1
1
2
3
1
0
1
2
2
0
1
2
2
2
2
2
1
1
2
3
1
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.7
NNE
1.6
NNE
1.6
NNE
1.6
NNE
1.6
NNE
1.6
NNE
1.6
NNE
1.3
NNE
1
NNE
1.2
NE
1.1
NE
1
NNE
1.1
NE
0.9
NE
1
NE
1
NE
0.9
NE
0.9
NE
0.9
NE
1.1
NE
1
NE
1.1
NE
1.1
NE
1.1
NE
Period(s) (?)888888991212121291212111111111312131313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)389338344344346354387247289400343280202228264250202198194369268431386386
Wind
(km/h)
10
NE
20
NNE
20
NE
15
NE
5
NE
5
SSE
20
SW
15
WSW
10
WSW
10
WSW
10
SW
15
W
5
N
5
NE
5
SSE
5
ESE
10
SSE
20
SSE
20
SSW
20
SSW
15
S
15
S
15
S
20
S
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrossglasscrosscross-
on		cross-
on		crosscrosscross-
on		cross-
on		glassoffoffcross-
off		offcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
10:56AM
0.80
2:26AM
0.71
11:24AM
0.78
4:13AM
0.71
12:03PM
0.77
Low Tide
/ height (m)
5:29AM
0.62
6:38PM
0.26
6:08AM
0.66
7:36PM
0.26
7:13AM
0.69
8:42PM
0.26
Tuesday
10
Wednesday
11
Thursday
12
Fri
13
Sunrise6:31-------6:31-------6:31-------
Sunset---6:30-------6:30-------6:30----
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
light rain
rain showers
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
242254141-232----2222322
Temp. °C262627272626262426262726252525262627272626272627
Feels °C (?)292729303030282629293029292929302929282729302829
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Boat Basin Lefts surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Boat Basin Lefts at:
surf-forecast.com

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