Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 pm Wednesday 06 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
28.1° 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 11PM is: 2.5m 10s primary swell from a East direction and 0.1m 7s secondary swell from a North direction (forecast issued at 03:00pm May 06). The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (06 May)--
Afternoon (06 May)8ft (2.5m)9s
Evening (06 May)8ft (2.5m)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 7mm), mostly falling on Sat morning. Warm (max 28°C on Thu morning, min 27°C on Wed afternoon). Mainly fresh winds.

Wed
6
Thursday
7
Friday
8
Sat
9
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
7 AM
10 AM
Rating
(10 max)
1
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
2
2
1
1
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.4
E
10
2.4
E
10
2.4
E
10
2.3
E
10
2.2
E
10
2.3
E
9
2.4
E
9
2.4
E
9
2.4
E
9
2.2
E
9
2.1
E
9
2
E
9
2
E
9
2
E
9
2
E
9
2.1
E
10
Wave Graph
Metric surfscale
Energy kJ
963
1044
1243
1306
1264
1264
1290
1184
1065
1043
1043
956
876
918
979
963
937
803
734
665
665
680
700
787
Wind (km/h)
35
E
35
E
35
ENE
30
ENE
35
ENE
30
ENE
30
ENE
35
ENE
35
E
30
E
30
E
30
E
35
E
30
E
30
E
30
E
30
E
25
E
25
E
25
E
25
E
25
E
30
E
30
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
00:29AM0.82m
9:22AM0.78m
1:23AM0.81m
9:59AM0.76m
2:14AM0.82m
Low Tide
4:36PM0.14m
5:13AM0.69m
5:19PM0.17m
6:13AM0.70m
6:04PM0.21m
7:30AM0.69m
clear
thunderstorm
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:56
5:56
5:56
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:37
6:37
6:37
6:37
1
1
1
1
1
Temp °C
28
27
27
27
27
27
27
28
28
28
27
27
27
27
27
27
28
28
27
27
27
27
27
27
27
25
26
26
26
27
27
27
27
28
26
27
26
26
26
26
27
29
28
28
28
28
27
27
Swell 1
Height (m)
Direction
Period (s)
0.2
NNW
8
0.1
NW
8
0.1
NW
8
0.1
N
7
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
9
0.1
N
9
0.1
N
9
0.1
N
10
0.1
N
10
0.4
SSE
7
0.4
SSE
7
0.5
S
7
0.5
S
7
0.5
S
7
0.4
S
7
0.5
S
6
0.4
S
7
0.4
S
6
0.3
S
6
0.3
S
6
0.2
N
9
Energy kJ
6
2
2
1
2
2
2
2
2
2
2
2
18
15
24
24
24
14
20
14
12
7
7
7
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
10
0.1
N
10
0.1
N
11
0.1
N
10
0.1
N
11
0.1
N
11
0.1
N
12
0.1
NW
10
0.1
NW
9
0.1
NW
9
0.1
NW
9
0.1
NW
9
0.1
NW
8
0.1
NW
8
0.1
N
11
0.2
N
10
0.2
N
10
0.2
N
10
0.2
S
6
Energy kJ
4
2
2
2
2
2
3
4
3
3
3
3
3
3
2
8
8
8
3
Swell 3
Height (m)
Direction
Period (s)
0.1
N
11
0.1
N
12
0.1
S
9
0.1
N
12
0.1
N
12
0.1
N
11
0.1
N
11
0.1
NW
8
0.1
NW
8
0.1
NW
8
0.1
S
8
0.1
SW
8
Energy kJ
2
3
2
3
3
2
2
3
2
2
1
3
Wind waves
Height (m)
Direction
Period (s)
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.4
E
10
2.4
E
10
2.4
E
10
2.3
E
10
2.2
E
10
2.3
E
9
2.4
E
9
2.4
E
9
2.4
E
9
2.2
E
9
2.1
E
9
2
E
9
2
E
9
2
E
9
2
E
9
2.1
E
10
Energy kJ
963
1044
1243
1306
1264
1264
1290
1184
1065
1043
1043
956
876
918
979
963
937
803
734
665
665
680
700
787
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
1
2
2
2
4
4
4
Distance (km)
1836
1905
1836
1836
1836
1836
1836
1836
1864
1864
1837
1836
1836
1836
1836
1836
1866
1905
1866
1836
1836
1290
1290
1290
Best forecast wave conditions in Guam
Rating
(10 max)
Best forecast wave conditions in Guam
Rating
(10 max)
Header Global
Rating
(10 max)
6
5
9
9
5
6
7
5
4
5
7
5
5
6
6
6
5
6
5
5
6
7
6
6
  • 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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