Threes Surf Break

Lat Long: 13.26° N 144.66° E

GUAM

Threes 48 hour detailed Surf Forecast

Issued: 3 pm 02 Aug 2026 (local time)

Forecast update in  hr  min

Today's Threes sea temperature is
29.9° C
0.5° 

Threes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Threes today (02 Aug):

  • Afternoon surf: Afternoon surf (02 Aug, local time) - 6ft (1.9m), 8s period with WSW swell.
  • Evening surf: Evening surf (02 Aug, local time) - 7ft (2.1m), 8s period with WSW swell.

The current surf forecast for Threes at 9PM is: 2.1m 8s primary swell from a West-southwest direction (forecast issued at 03:00pm August 02). An open ocean swell of 1.7m 14s is not directed at the surf break, a second open ocean swell of 0.3m 10s is not directed at the surf break. The wind direction is predicted to be onshore.

Time (ChST) & DateWave HeightWave Period
Morning (02 Aug)--
Afternoon (02 Aug)6ft (1.9m)8s
Evening (02 Aug)7ft (2.1m)8s

Table - waves today at Threes. (Swell directed towards the surf break)


Short Range Forecast

Heavy rain (total 46mm), heaviest during Tue afternoon. Warm (max 29°C on Sun afternoon, min 28°C on Sun afternoon). Mainly strong winds.

Sun
2
Monday
3
Tuesday
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
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.8
WSW
8
1.9
WSW
8
2
WSW
8
2.1
WSW
8
2.2
WSW
8
2.1
WSW
8
1.7
NE
15
1.6
NE
15
1.5
NE
14
2.4
WSW
8
2.5
WSW
8
2.5
WSW
8
2.5
WSW
8
2.5
WSW
8
2.5
WSW
8
3
WSW
8
3
WSW
8
3
WSW
8
3.5
WSW
9
3
WSW
9
Wave Graph
Metric surfscale
Energy kJ
353
408
428
509
618
522
1323
1140
911
726
709
750
795
853
936
1029
1123
1410
1630
1618
Wind (km/h)
30
W
30
W
30
W
30
W
30
W
30
W
35
W
35
W
40
W
40
W
35
W
35
WSW
40
WSW
40
WSW
40
WSW
40
WSW
40
WSW
45
WSW
40
WSW
40
WSW
Wind State
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
10:39PM0.71m
10:02AM0.63m
11:01PM0.71m
11:05AM0.59m
Low Tide
3:51PM0.03m
4:32AM0.30m
4:24PM0.11m
5:17AM0.23m
5:00PM0.21m
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:05
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:47
6:47
6:47
 mm
3
3
2
1
1
2
1
2
2
2
1
1
1
3
3
3
4
3
4
Temp °C
28
29
28
28
28
28
28
29
28
29
28
28
28
29
28
28
28
28
28
28
Feels °C
28
29
28
28
28
28
27
28
27
28
27
27
26
28
26
26
26
26
26
26
  • 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
How to use the Wavefinder 

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Threes surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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