Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 pm Saturday 27 Dec 2025 ChST
Forecast update in hr  min  s Forecast update imminent
Threes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Threes sea temperature is
28.7° C
(Which is slightly warmer than usual)


How big are the waves at Threes today?

The current surf forecast for Threes at 9PM is: 1.0m 13s primary swell from a Northeast direction and 0.8m 13s secondary swell from a North-northeast direction (forecast issued at 03:00pm December 27). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 3.

Time (ChST) & DateWave HeightWave Period
Morning (27 Dec)--
Afternoon (27 Dec)3.5ft (1.1m)13s
Evening (27 Dec)3.5ft (1.0m)13s

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

Updates in  hr  min  s Forecast update imminent
Saturday
27
Sunday
28
Monday
29
Tuesday
30
1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM
Rating
(10 max)
3
3
3
3
2
2
1
0
1
2
1
1
2
2
1
1
1
1
1
1
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.1
NE
1.1
NE
1
NE
1
NE
1
NE
1
NE
0.5
NNE
0.5
NNE
1
NE
1
NE
1.1
NW
1.3
NNW
1.3
NNW
1.2
NW
1.2
NNW
1.1
NW
1
NNW
1
NNW
0.9
NNW
0.9
NNW
0.9
NNW
0.9
NNW
0.5
NE
0.8
N
Period(s) (?)1313131313141212131312111111111110101010109128
Wave
Graph
(?)Metric surfscale
Energy kJ (?)38644434234234735789853313313094113963413112582252121571511591466886
Wind
(km/h)
15
E
15
E
15
E
15
E
15
ESE
15
ESE
15
E
15
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
25
ENE
25
ENE
20
ENE
20
ENE
25
ENE
20
ENE
20
ENE
25
NE
25
NE
25
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
offoffcross-
off
offoffoffoffcross-
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)
1:04PM
0.73
12:53AM
0.51
1:35PM
0.73
2:44AM
0.51
2:10PM
0.74
4:32AM
0.56
Low Tide
/ height (m)
7:37PM
0.29
6:43AM
0.21
8:37PM
0.18
7:42AM
0.33
9:34PM
0.06
8:54AM
0.43
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Sunrise------6:41-------6:41-------6:41-
Sunset-6:01-------6:01-------6:02------
part cloud
part cloud
clear
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
part cloud
thunderstorm
rain showers
part cloud
part cloud
part cloud
thunderstorm
part cloud
part cloud
clear
part cloud
part cloud
part cloud
Rain (mm)
---111------11---1------
Temp. °C272827272727272828282727272727272728272727272727
Feels °C (?)293029292929292929292829282827272729272828272727
  • 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

Latest Updates

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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