Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 am Monday 01 Jun 2026 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
28.9° C
(Which is normal for this time of year)

How big are the waves at Threes today (01 Jun):

  • Morning surf: Morning surf (01 Jun, local time) - 2.5ft (0.8m), 10s period with W swell.
  • Afternoon surf: Afternoon surf (01 Jun, local time) - 3ft (0.9m), 10s period with W swell.
  • Evening surf: Evening surf (01 Jun, local time) - 2.5ft (0.8m), 10s period with W swell.

The current surf forecast for Threes at 1PM is: 0.8m 10s primary swell from a West direction (forecast issued at 09:00am June 01). An open ocean swell of 0.6m 9s is not directed at the surf break, a second open ocean swell of 1.0m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (01 Jun)2.5ft (0.8m)10s
Afternoon (01 Jun)3ft (0.9m)10s
Evening (01 Jun)2.5ft (0.8m)10s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 10mm), heaviest on Wed night. Warm (max 28°C on Mon morning, min 27°C on Mon morning). Wind will be generally light.

Monday
1
Tuesday
2
Wednesday
3
Thu
4
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)
0
0
0
1
1
0
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
W
10
0.7
W
10
0.8
W
10
1
W
10
0.9
W
10
0.8
W
10
0.7
WNW
10
0.7
WNW
10
0.7
WNW
10
0.6
WNW
10
0.6
WNW
10
0.6
WNW
10
0.6
WNW
10
0.5
W
10
0.6
WNW
10
0.5
W
10
0.6
WNW
11
0.7
WNW
11
0.7
WNW
10
0.7
WNW
10
0.7
WNW
11
0.7
WNW
11
0.7
WNW
10
0.7
WNW
10
Wave Graph
Metric surfscale
Energy kJ
122
92
122
196
177
141
106
102
102
75
75
78
82
49
85
48
91
101
95
97
101
99
97
95
Wind (km/h)
20
ENE
25
E
25
E
20
ENE
20
E
20
E
15
E
15
E
10
ENE
10
E
10
E
10
E
10
E
10
E
10
E
10
ENE
10
NE
10
E
10
ESE
10
SE
5
E
0
E
5
SSE
10
SSE
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
glassy
glassy
glassy
cross-off
High Tide
6:56AM0.69m
10:00PM0.70m
7:25AM0.68m
10:38PM0.70m
7:55AM0.67m
11:17PM0.70m
Low Tide
2:26PM-0.09m
2:49AM0.52m
2:59PM-0.09m
3:27AM0.53m
3:33PM-0.08m
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:52
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:44
6:45
6:45
6:45
1
1
1
3
3
Temp °C
27
27
28
28
28
28
27
27
27
28
28
28
28
28
27
27
27
28
28
28
28
28
28
27
29
28
29
29
30
30
29
30
30
31
30
31
31
31
31
30
30
31
31
32
33
33
33
30
Swell 1
Height (m)
Direction
Period (s)
0.8
W
10
0.7
W
10
0.8
W
10
1
W
10
0.9
W
10
0.8
W
10
1.1
E
9
1.1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
1
E
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
0.9
ENE
9
Energy kJ
122
92
122
196
177
141
198
198
164
168
164
164
160
164
169
165
165
135
135
135
132
132
132
132
Swell 2
Height (m)
Direction
Period (s)
0.6
E
10
0.6
E
10
0.6
E
9
0.6
E
9
0.6
E
9
0.4
SW
8
0.7
WNW
10
0.7
WNW
10
0.7
WNW
10
0.6
WNW
10
0.6
WNW
10
0.6
WNW
10
0.6
WNW
10
0.5
W
10
0.6
WNW
10
0.5
W
10
0.6
WNW
11
0.7
WNW
11
0.7
WNW
10
0.7
WNW
10
0.7
WNW
11
0.7
WNW
11
0.7
WNW
10
0.7
WNW
10
Energy kJ
68
67
64
63
61
17
106
102
102
75
75
78
82
49
85
48
91
101
95
97
101
99
97
95
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
8
0.4
WSW
7
0.4
SW
7
0.4
NE
11
0.4
NE
11
0.4
NE
11
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
WSW
8
0.4
SW
7
0.4
SW
7
0.3
WSW
7
0.3
WSW
7
0.4
WNW
11
0.4
SE
12
0.4
SE
12
0.4
SE
12
0.4
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
Energy kJ
28
21
13
30
29
29
23
22
22
24
23
14
14
10
10
48
35
35
34
33
19
19
18
18
Wind waves
Height (m)
Direction
Period (s)
0.9
E
6
1
E
6
1
E
6
1
E
7
0.9
E
6
1.1
E
9
Energy kJ
66
84
84
86
68
198
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1810
1270
1270
1270
1270
25
13
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Best forecast wave conditions in Guam
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
Best forecast wave conditions in Guam
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
Header Global
Rating
(10 max)
5
5
5
5
5
5
8
5
5
9
5
4
4
4
5
5
5
5
5
5
5
4
5
5
  • 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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