Surf Forecast Surf Report
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Boat Basin Lefts surf break
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Boat Basin Lefts surf Forecast / Guam / Guam

12 Day Weather and Surf, issued 9 pm Friday 29 Mar 2024 ChST
Forecast update in  hr  min  s 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 28.0°C (Statistics for 29 Mar 1981-2005 - mean: 27.9 °C max: 28.8 °C min: 27.0 °C)
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
<span class="translation_missing" title="translation missing: en.leaflet.map_placeholder_alt">Map Placeholder Alt</span>
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 28.0°C (Statistics for 29 Mar 1981-2005 - mean: 27.9 °C max: 28.8 °C min: 27.0 °C)


Best Forecast Surf Conditions for Boat Basin Lefts this week:

The surf forecast for Boat Basin Lefts over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Mar 30) at 1AM. The primary swell is predicted to be 1.4m and 8s period with a secondary swell of 0.6m and 12s. Another secondary swell of 0.5m and 10s is also forecast. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Boat Basin Lefts in the next 12 days are 2.3m 9s and forecast to arrive on Thursday (Apr 04) at 10AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.2m 11s period and expected on Tuesday (Apr 02) at 10AM.

Wave TypeTime (ChST) & Date Wave Height & Period
Next good surf (1 star+) 1AM (Sat 30th Mar)4.5ft (1.4m) 8s
Best Surf 7AM (Sat 30th Mar)4.5ft (1.4m) 8s
Most Powerful10AM (Thu 4th Apr)7.5ft (2.3m) 9s

Table - best surf conditions forecast for Boat Basin Lefts over the next 12 days.

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Quick surf report for Boat Basin Lefts:

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Updates in  hr  min  s Update imminent
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
Monday
08
Tuesday
09
Wed
10
NightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPM
Rating
(10 max)
Swell
Height Map
Wave Height (m) & direction (?)
1.4
E
1.4
E
1.6
E
1.7
E
2
E
2
E
2
E
2.1
E
2
E
1.7
E
1.9
ENE
1.9
E
1.8
E
1.9
E
2
E
2.1
E
2.3
E
2.2
E
2.1
E
2.2
E
2.1
E
2
E
1.9
E
1.8
E
2
E
2
E
2
E
2.2
ENE
2.2
ENE
2.2
ENE
2.2
ENE
2.1
ENE
1.9
ENE
1.9
ENE
1.8
ENE
1.8
ENE
Period(s) (?)88888899999999999999991099910101010101010101010
Wave
Graph
(?)Metric surfscale
Energy (?)253246313373520559593710650465599601565601600676836800758812742694655577705690752825825935860817784712653579
Wind
(km/h)
20
E
25
ENE
25
E
25
E
30
E
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
25
ENE
35
ENE
35
ENE
30
ENE
35
ENE
30
ENE
25
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
35
ENE
30
ENE
30
ENE
30
ENE
30
ENE
30
E
30
ENE
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
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
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
/ height (m)
11:20PM
0.80
9:40AM
0.82
12:20AM
0.78
10:06AM
0.82
1:34AM
0.77
10:40AM
0.81
3:02AM
0.78
11:27AM
0.80
4:18AM 12:40PM
0.81 0.79
5:08AM
0.84
2:19PM
0.78
5:44AM
0.87
3:58PM
0.80
6:15AM
0.90
5:22PM
0.83
6:43AM
0.92
6:35PM
0.88
7:11AM
0.93
7:42PM
0.91
7:39AM
0.94
8:46PM
0.93
8:08AM
0.94
Low Tide
/ height (m)
4:28AM
0.60
5:01PM
0.20
5:05AM
0.65
5:48PM
0.19
5:53AM
0.69
6:45PM
0.18
7:08AM
0.72
7:51PM
0.18
8:52AM
0.73
9:01PM
0.18
10:17AM
0.69
10:08PM
0.18
11:16AM
0.62
11:09PM
0.19
12:05PM
0.53
12:04AM
0.23
12:49PM
0.41
12:55AM
0.29
1:32PM
0.30
1:44AM
0.38
2:15PM
0.19
2:32AM
0.46
2:58PM
0.11
Saturday
30
Sunday
31
Monday
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
Monday
08
Tuesday
09
Wed
10
Sunrise-6:18--6:16--6:16--6:16--6:15--6:15--6:13--6:13--6:13--6:11--6:11--6:11-
Sunset--6:31--6:31--6:31--6:31--6:31--6:32--6:32--6:32--6:32--6:32--6:32--6:32
part cloudthunderstorm thunderstorm part cloudclearclearpart cloudrain showersthunderstorm part cloudpart cloudpart cloudpart cloudclearpart cloudthunderstorm part cloudclearpart cloudclearpart cloudthunderstorm part cloudclearclearpart cloudclearpart cloudthunderstorm clearclearclearclearpart cloudthunderstorm thunderstorm
Rain (mm)
-31----14------1-----1------2-----11
Temp. °C272828272828272828272828272828272828272828272828272928272828272828272828
Feels °C (?)272828272727272728282728272728282727262627272727272827262627262727262728

Short Range Forecast: Light rain (total 9mm), mostly falling on Mon afternoon. Warm (max 28°C on Sat morning, min 26°C on Fri night). Mainly fresh winds.

Days 3-6 Weather Summary Some drizzle, heaviest during Wed night. Warm (max 28°C on Tue morning, min 26°C on Wed night). Mainly fresh winds.

Days 6-9 Weather Summary Some drizzle, heaviest during Fri night. Warm (max 29°C on Sun morning, min 27°C on Thu night). Mainly fresh winds.

Long Range Forecast: Light rain (total 4mm), mostly falling on Mon morning. Warm (max 28°C on Mon morning, min 26°C on Tue night). Mainly fresh winds.

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Information about the Boat Basin Lefts Surf forecast

The above surf forecast table for Boat Basin Lefts provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Boat Basin Lefts can be found by selecting the local surf guide option on the grey menu. Our Boat Basin Lefts surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Boat Basin Lefts) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Boat Basin Lefts may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Boat Basin Lefts is 1 km (1 miles) from Agana. If you plan a holiday in Guam, look for hotels and other accommodation in Agana. Agana has rooms for a wide range of budgets as well as car hire and transport links.

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