Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 am Sunday 24 May 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
28.4° C
(Which is slightly cooler than normal)

How big are the waves at Boat Basin Lefts today?

The current surf forecast for Boat Basin Lefts at 12PM is: 1.5m 8s primary swell from a East direction and 0.2m 8s secondary swell from a North-northeast direction (forecast issued at 09:00am May 24). An open ocean swell of 0.1m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (24 May)4.5ft (1.4m)8s
Afternoon (24 May)4.5ft (1.4m)9s
Evening (24 May)4.5ft (1.4m)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

Light rain (total 9mm), mostly falling on Tue night. Warm (max 28°C on Sun morning, min 26°C on Tue night). Wind will be generally light.

Sunday
24
Monday
25
Tuesday
26
Wed
27
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
1
1
1
1
1
1
0
1
1
1
1
1
0
0
1
1
1
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.4
E
8
1.5
E
8
1.5
E
8
1.4
E
9
1.4
E
9
1.4
E
9
1.4
E
9
1.3
E
8
1.4
E
8
1.4
E
9
1.4
E
9
1.4
E
7
1.3
E
8
1.4
E
8
1.4
E
8
1.4
E
8
1.4
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.6
E
8
1.6
E
8
Wave Graph
Metric surfscale
Energy kJ
273
313
313
291
291
292
286
235
260
299
299
187
223
264
273
273
273
313
313
313
313
324
360
351
Wind (km/h)
20
ENE
25
E
25
E
25
E
20
E
20
E
20
E
20
E
20
E
25
E
25
E
20
E
20
E
20
E
20
E
20
E
20
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
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
1:33PM0.69m
3:15AM0.89m
3:18PM0.68m
3:46AM0.88m
4:54PM0.70m
Low Tide
9:00AM0.56m
8:06PM0.34m
10:00AM0.47m
9:03PM0.44m
10:47AM0.38m
10:00PM0.52m
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:42
6:42
6:43
2
1
1
1
1
1
2
Temp °C
27
28
28
28
28
27
27
27
27
28
28
28
27
27
27
27
27
28
28
28
27
27
27
27
29
29
29
29
31
29
29
29
28
29
29
29
29
29
29
29
28
29
29
29
28
28
28
28
Swell 1
Height (m)
Direction
Period (s)
0.2
NNE
8
0.2
NNE
8
0.2
NNE
8
0.2
NNE
8
0.2
NNE
8
0.1
NE
8
0.1
NE
8
0.1
SE
10
0.1
SE
9
0.1
SE
14
0.1
SE
14
0.1
SE
9
0.2
N
12
0.3
N
12
0.4
N
11
0.5
N
11
0.6
N
11
0.6
N
10
0.6
N
10
0.6
N
10
0.6
N
10
0.6
N
10
0.5
NNE
13
0.5
NNE
12
Energy kJ
7
7
6
6
6
2
2
4
3
8
8
3
12
25
41
59
84
76
73
75
75
75
95
89
Swell 2
Height (m)
Direction
Period (s)
0.1
S
11
0.1
SE
15
0.1
S
11
0.1
SE
15
0.1
SE
15
0.1
SE
10
0.1
SE
10
0.1
NE
8
0.1
SE
14
0.1
NE
7
0.1
NE
11
0.1
SE
14
0.1
SE
9
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
NE
15
0.2
NNE
14
0.3
NNE
14
0.4
NNE
14
0.4
NNE
13
0.4
NNE
14
0.5
N
10
0.5
N
10
Energy kJ
2
9
2
9
9
4
4
3
8
2
5
8
3
8
8
7
9
20
37
73
70
73
50
50
Swell 3
Height (m)
Direction
Period (s)
0.1
E
15
0.1
S
10
0.1
SE
15
0.1
S
10
0.1
S
5
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
NE
8
0.1
N
11
0.1
N
7
0.1
N
13
0.1
SE
14
0.1
N
10
0.1
N
10
0.1
SE
14
0.1
SE
14
0.1
SE
13
0.1
SW
8
0.2
SSW
8
0.2
SSW
8
0.2
SSW
7
0.1
SW
7
Energy kJ
5
2
9
2
1
9
9
9
2
2
1
3
8
2
2
7
7
7
3
6
6
5
2
Wind waves
Height (m)
Direction
Period (s)
1.4
E
8
1.5
E
8
1.5
E
8
1.4
E
9
1.4
E
9
1.4
E
9
1.4
E
9
1.3
E
8
1.4
E
8
1.4
E
9
1.4
E
9
1.4
E
7
1.3
E
8
1.4
E
8
1.4
E
8
1.4
E
8
1.4
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.5
E
8
1.6
E
8
1.6
E
8
Energy kJ
273
313
313
291
291
292
286
235
260
299
299
187
223
264
273
273
273
313
313
313
313
324
360
351
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1836
1836
1373
1373
1373
1905
1290
1290
1290
1290
1290
1290
1290
1290
1290
1290
1290
1290
1290
1836
20
1905
1866
1836
Best forecast wave conditions in Guam
Rating
(10 max)
1
Best forecast wave conditions in Guam
Rating
(10 max)
1
Header Global
Rating
(10 max)
7
6
5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
5
4
4
5
7
9
9
  • 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

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