Boat Basin Lefts Surf Break
GUAM

Boat Basin Lefts 48 hour detailed Surf Forecast

Lat Long: 13.48° N 144.75° E

Issued: 9 am 02 Jul 2026 (local time)

Forecast update in  hr  min

Today's Boat Basin Lefts sea temperature is
29.4° C

Normal for this time of year

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


How big are the waves at Boat Basin Lefts today (02 Jul):

  • Morning surf: Morning surf (02 Jul, local time) - 3ft (0.9m), 8s period with ENE swell.
  • Afternoon surf: Afternoon surf (02 Jul, local time) - 3ft (0.9m), 8s period with ENE swell.
  • Evening surf: Evening surf (02 Jul, local time) - 3ft (0.9m), 9s period with ENE swell.

The current surf forecast for Boat Basin Lefts at 3PM is: 0.9m 8s primary swell from a East-northeast direction (forecast issued at 09:00am July 02). An open ocean swell of 0.3m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (02 Jul)3ft (0.9m)8s
Afternoon (02 Jul)3ft (0.9m)8s
Evening (02 Jul)3ft (0.9m)9s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 17mm), heaviest on Sat night. Warm (max 30°C on Thu morning, min 28°C on Thu afternoon). Mainly fresh winds.

Thursday
2
Friday
3
Saturday
4
Sun
5
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
1 AM
4 AM
Rating
(10 max)
1
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.8
ENE
8
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.8
ENE
8
0.7
ENE
8
0.9
ENE
8
1
ENE
8
1.1
ENE
9
1.7
ENE
13
2.2
ENE
13
2.5
E
14
2.5
ENE
14
3
ENE
15
Wave Graph
Metric surfscale
Energy kJ
125
122
122
101
96
108
108
108
106
101
99
99
99
108
92
72
120
150
187
1011
1568
2534
2697
3822
Wind (km/h)
15
ENE
15
ENE
15
ENE
15
NE
15
ENE
15
NE
15
NE
15
NE
10
NE
15
NE
15
NE
15
NNE
20
NNE
20
NNE
15
NNE
20
NNE
20
NNE
15
N
20
N
20
N
20
N
25
N
25
NNW
25
NNW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
on
cross-on
High Tide
7:41AM0.84m
10:52PM0.86m
8:23AM0.82m
11:21PM0.87m
9:08AM0.80m
11:46PM0.88m
Low Tide
3:17PM0.10m
3:52AM0.67m
3:51PM0.13m
4:39AM0.65m
4:25PM0.18m
clear
part cloud
clear
thunderstorm
clear
thunderstorm
thunderstorm
clear
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
clear
part cloud
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:58
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:52
6:52
6:52
6:52
 mm
1
1
1
1
1
1
1
1
1
1
1
4
1
Temp °C
28
29
30
29
28
28
28
28
28
29
29
30
29
28
28
28
28
29
29
29
28
28
28
28
Feels °C
31
32
33
31
31
31
30
31
32
32
32
33
32
30
31
30
30
32
31
31
30
29
29
29
Swell 1
Height (m)
Direction
Period (s)
0.3
SE
9
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.8
ENE
8
0.9
ENE
9
0.3
SE
8
0.9
ENE
9
0.9
ENE
9
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.9
ENE
8
0.8
ENE
8
0.7
ENE
8
0.4
SE
9
0.4
E
12
1.1
ENE
9
1.7
ENE
13
2.2
ENE
13
2.5
E
14
2.5
ENE
14
3
ENE
15
Energy kJ
12
122
122
101
96
108
11
108
106
101
99
99
99
108
92
72
22
47
181
1011
1568
2534
2697
3822
Swell 2
Height (m)
Direction
Period (s)
0.2
SSE
6
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.3
SE
9
0.2
WSW
7
0.3
SE
8
0.4
SE
8
0.4
SE
8
0.3
SE
8
0.3
SE
10
0.3
SE
10
0.4
SE
10
0.4
SE
10
0.4
SE
10
0.4
NNE
11
0.4
NNE
10
0.8
E
12
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.4
NNE
10
0.3
NNE
10
Energy kJ
4
12
12
12
12
12
5
11
18
18
11
16
16
25
35
33
38
35
187
34
34
33
33
19
Swell 3
Height (m)
Direction
Period (s)
0.1
SW
7
0.2
SSE
6
0.2
WSW
6
0.2
WSW
6
0.1
SW
6
0.2
WSW
7
0.1
S
6
0.2
WSW
7
0.2
WSW
7
0.2
WSW
7
0.2
WSW
7
0.3
SE
8
0.3
NNE
12
0.3
NNE
11
0.3
NNE
11
0.3
NNE
11
0.2
WSW
6
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
Energy kJ
2
4
4
4
2
5
1
5
5
5
5
10
26
24
24
23
4
22
22
22
22
22
23
23
Wind waves
Height (m)
Direction
Period (s)
0.9
ENE
8
0.9
ENE
9
0.5
N
4
0.6
N
4
0.9
ENE
8
1
ENE
8
0.7
N
4
0.4
N
10
Energy kJ
125
108
7
13
120
150
17
31
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
2064
2077
2077
0
2069
1290
1290
1290
2074
2074
1290
1290
1290
1290
1290
1290
1290
1290
1958
1958
1958
1290
1290
Best forecast wave conditions in Guam
Rating
(10 max)
1
1
Best forecast wave conditions in Guam
Rating
(10 max)
1
1
Header Global
Rating
(10 max)
5
4
9
8
7
6
6
6
8
9
9
9
9
8
5
5
5
5
5
7
4
5
5
5
  • 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
How to use the Wavefinder 

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