Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 am Tuesday 05 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 2PM is: 2.0m 9s primary swell from a East direction and 0.2m 9s secondary swell from a North-northwest direction, 0.2m 11s secondary swell from a North-northeast direction (forecast issued at 09:00am May 05). The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (05 May)7ft (2.1m)9s
Afternoon (05 May)6.5ft (2.0m)9s
Evening (05 May)6.5ft (2.0m)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 5mm), mostly falling on Tue night. Warm (max 28°C on Tue morning, min 27°C on Tue morning). Mainly fresh winds.

Tuesday
5
Wednesday
6
Thursday
7
Fri
8
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)
2
1
1
1
1
1
1
1
1
2
2
2
1
2
2
2
2
2
2
1
1
1
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)
2.1
E
9
2
E
9
2
E
9
2
E
9
1.9
ENE
9
2
E
9
2.2
E
9
2.3
E
9
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
9
3
E
9
3
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.4
E
10
2.3
E
10
2.2
E
10
2.2
E
10
2.2
E
10
2.2
E
10
Wave Graph
Metric surfscale
Energy kJ
731
664
664
664
612
675
794
866
950
1052
1129
1216
1365
1424
1352
1281
1179
1179
1087
978
895
895
895
875
Wind (km/h)
25
ENE
30
E
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
E
35
E
35
E
35
E
35
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
E
30
E
30
E
25
E
30
E
30
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
8:21AM0.81m
11:38PM0.83m
8:51AM0.80m
00:29AM0.82m
9:22AM0.78m
1:23AM0.81m
Low Tide
3:56PM0.12m
4:27AM0.68m
4:36PM0.14m
5:13AM0.69m
5:19PM0.17m
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
clear
part cloud
part cloud
part cloud
thunderstorm
clear
clear
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
5:58
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
27
27
28
28
27
27
27
27
27
27
28
27
27
27
27
27
27
27
28
28
27
27
27
27
28
26
28
28
27
27
26
27
26
26
27
25
25
26
26
27
27
26
27
29
27
27
26
27
Swell 1
Height (m)
Direction
Period (s)
0.3
NNW
10
0.3
NNW
10
0.2
NNW
9
0.2
NNW
9
0.2
NNW
9
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
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
10
0.1
N
9
0.1
N
11
0.1
N
10
0.1
N
10
0.1
NW
10
0.1
NW
9
Energy kJ
19
18
8
8
7
7
6
6
6
6
6
2
2
1
2
2
2
2
2
3
2
2
4
3
Swell 2
Height (m)
Direction
Period (s)
0.2
NNE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
11
0.1
NE
10
0.1
NE
10
0.1
N
10
0.1
NE
10
0.1
NE
10
0.1
N
10
0.1
N
11
0.1
N
11
0.1
N
10
0.1
N
11
0.1
N
11
0.1
N
12
0.1
N
12
Energy kJ
12
11
11
11
11
11
4
4
2
4
4
2
2
2
2
2
2
3
3
Swell 3
Height (m)
Direction
Period (s)
0.1
N
10
0.1
S
12
Energy kJ
2
3
Wind waves
Height (m)
Direction
Period (s)
2.1
E
9
2
E
9
2
E
9
2
E
9
1.9
ENE
9
2
E
9
2.2
E
9
2.3
E
9
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
9
3
E
9
3
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.4
E
10
2.3
E
10
2.2
E
10
2.2
E
10
2.2
E
10
2.2
E
10
Energy kJ
731
664
664
664
612
675
794
866
950
1052
1129
1216
1365
1424
1352
1281
1179
1179
1087
978
895
895
895
875
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
3
Distance (km)
1836
1836
1864
1290
1839
1839
1836
1836
1836
1836
1836
1905
1836
1836
1836
1836
1836
1836
1864
1836
1836
1836
1836
1290
Best forecast wave conditions in Guam
Rating
(10 max)
Best forecast wave conditions in Guam
Rating
(10 max)
Header Global
Rating
(10 max)
5
4
5
5
5
5
5
5
5
5
6
8
9
6
5
8
8
5
5
6
5
5
5
7
  • 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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