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Surf Forecasts:

Boat Basin Lefts surf break

Boat Basin Lefts surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 pm Friday 01 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
27.7° 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 11PM is: 1.8m 8s primary swell from a East-northeast direction and 0.1m 10s secondary swell from a Northeast direction (forecast issued at 03:00pm May 01). An open ocean swell of 0.1m 10s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (01 May)--
Afternoon (01 May)4.5ft (1.3m)9s
Evening (01 May)5.5ft (1.7m)9s

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

Short Range Forecast

Heavy rain (total 23mm), heaviest during Sun night. Warm (max 28°C on Fri afternoon, min 26°C on Sun night). Mainly fresh winds.

Fri
1
Saturday
2
Sunday
3
Mon
4
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
1
1
1
1
1
1
0
1
1
1
1
1
1
1
2
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)
1.3
E
9
1.4
ENE
9
1.5
E
9
1.8
ENE
8
1.8
ENE
8
1.7
E
9
1.7
E
9
1.8
E
9
2
E
9
2
E
9
2
E
9
2.1
E
9
2.1
E
9
2.1
E
9
2
E
9
2
E
9
2
E
9
1.9
E
9
1.8
E
9
1.8
E
9
1.8
E
9
2
E
9
1.8
E
9
2
E
9
Wave Graph
Metric surfscale
Energy kJ
258
311
347
482
482
432
432
494
593
607
635
715
726
742
690
690
679
614
544
541
521
637
505
627
Wind (km/h)
20
NE
25
ENE
25
E
25
E
25
ENE
25
E
25
E
25
E
30
E
30
ENE
25
ENE
30
ENE
30
ENE
25
ENE
25
ENE
25
ENE
30
ENE
30
ENE
25
ENE
25
E
25
E
25
E
30
E
30
E
Wind State
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
8:36PM0.85m
7:01AM0.85m
9:21PM0.86m
7:26AM0.84m
10:05PM0.86m
7:53AM0.83m
Low Tide
1:37PM0.18m
1:52AM0.59m
2:09PM0.14m
2:31AM0.62m
2:43PM0.11m
3:09AM0.64m
clear
clear
thunderstorm
thunderstorm
clear
thunderstorm
part cloud
thunderstorm
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
5:58
—
—
—
—
—
—
—
5:58
—
—
—
—
—
—
—
5:58
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
6:36
—
—
—
—
—
—
—
6:36
—
—
—
—
—
—
—
6:36
—
—
—
—
—
6:37
 mm
—
—
1
1
—
1
—
1
—
—
—
—
—
—
—
—
—
—
—
—
2
8
6
2
Temp °C
28
28
27
27
27
27
27
27
28
28
27
27
27
27
27
28
28
28
27
27
26
26
27
27
Feels °C
29
29
28
28
28
28
28
27
27
28
27
27
26
26
26
28
27
28
28
28
27
26
27
27
Swell 1
Height (m)
Direction
Period (s)
1.3
E
9
1.4
ENE
9
0.2
NNE
8
0.2
NNE
10
0.1
NE
10
0.1
N
10
0.1
N
10
0.1
N
10
0.2
N
10
0.1
N
8
0.1
N
9
0.1
N
9
0.2
N
9
0.1
N
8
0.1
N
8
0.1
NE
14
0.1
NE
14
0.1
NE
14
0.2
NNE
13
0.2
NNE
13
0.2
NNE
13
1.7
E
9
0.2
NNE
12
0.2
NNE
12
Energy kJ
258
311
6
11
4
2
2
2
8
1
2
2
6
1
1
8
8
7
17
17
17
465
15
14
Swell 2
Height (m)
Direction
Period (s)
0.4
NE
11
0.2
NNE
8
0.2
NNE
11
0.1
SE
10
0.1
SE
10
0.1
N
8
0.1
N
8
0.1
N
8
0.1
S
10
0.1
N
10
0.1
S
10
0.1
S
9
0.1
S
9
0.1
S
9
0.1
N
14
0.1
N
8
0.1
N
8
0.1
N
8
0.1
N
8
0.1
NW
10
0.1
NW
10
0.2
NNE
13
0.1
N
14
0.1
N
12
Energy kJ
29
7
11
4
4
1
1
1
2
2
2
2
2
2
4
1
1
1
1
4
4
16
4
3
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
10
0.2
NNE
11
0.1
SE
10
0.1
S
10
0.1
S
10
0.1
SE
10
0.1
S
10
0.1
S
10
0.1
N
7
0.1
S
10
0.1
N
8
0.1
N
10
0.1
N
6
0.1
S
9
0.1
S
9
0.1
N
10
0.1
S
9
0.1
S
9
0.1
W
11
0.1
N
9
0.1
N
8
0.1
NW
10
0.1
NW
10
0.1
N
9
Energy kJ
4
11
4
2
2
4
2
2
1
2
1
2
1
2
2
2
2
2
2
2
1
4
4
2
Wind waves
Height (m)
Direction
Period (s)
0.5
N
5
—
1.5
E
9
1.8
ENE
8
1.8
ENE
8
1.7
E
9
1.7
E
9
1.8
E
9
2
E
9
2
E
9
2
E
9
2.1
E
9
2.1
E
9
2.1
E
9
2
E
9
2
E
9
2
E
9
1.9
E
9
1.8
E
9
1.8
E
9
1.8
E
9
2
E
9
1.8
E
9
2
E
9
Energy kJ
13
—
347
482
482
432
432
494
593
607
635
715
726
742
690
690
679
614
544
541
521
637
505
627
Nearest Offshore or Glassy
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
Santa Maria Anguar
Palau
Santa Maria Anguar
Palau
West Passage (Babelthuap)
Palau
West Passage (Babelthuap)
Palau
Santa Maria Anguar
Palau
Santa Maria Anguar
Palau
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Logs
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Melekeok (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Lidos Left
Sandaun
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
Distance (km)
1304
1304
1304
1304
1304
1304
1373
1373
1304
1304
1373
1373
1836
1836
1836
1836
1836
1837
1836
1836
1836
1290
1290
1836
Best forecast wave conditions in Guam
Rating
(10 max)
Best forecast wave conditions in Guam
Rating
(10 max)
Header Global
Saint Leu
Reunion
Saint Leu
Reunion
Dinner Plates
New Zealand
Papatowai
New Zealand
Boneyards
South Africa
Boneyards
South Africa
Papatowai
New Zealand
Boneyards
South Africa
Boneyards
South Africa
Boneyards
South Africa
Boneyards
South Africa
Albatross
South Africa
Barbel Point
South Africa
Albatross
South Africa
Gas Bay
Australia
Cape St Martin
South Africa
Cape St Martin
South Africa
Luna Park
Australia
Chameau
Mauritius
Barrancon
Chile
Etang-Sale
Reunion
Barrancon
Chile
Avalon-North
Australia
Angourie Point
Australia
Rating
(10 max)
7
7
5
5
5
5
9
5
5
5
5
4
4
4
5
4
4
5
4
4
5
4
4
4
  • 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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