Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 pm Sunday 24 May 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
28.6° C
(Which is normal for this time of year)

How big are the waves at Threes today?

The current surf forecast for Threes at 9PM is: 0.1m 8s primary swell from a Northeast direction (forecast issued at 03:00pm May 24). An open ocean swell of 0.1m 10s is not directed at the surf break, a second open ocean swell of 1.6m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (24 May)--
Afternoon (24 May)0.5ft (0.1m)8s
Evening (24 May)0.5ft (0.1m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 47mm), heaviest during Tue night. Warm (max 28°C on Sun afternoon, min 25°C on Tue night). Wind will be generally light.

Sun
24
Monday
25
Tuesday
26
Wed
27
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)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
1
1
1
1
0
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)
0.1
NE
9
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
N
11
0.1
N
11
0.1
N
11
0.1
N
13
0.1
N
12
0.2
N
12
0.3
N
12
0.4
N
11
0.4
N
11
0.5
N
11
0.5
N
10
0.5
N
10
0.5
N
10
0.5
N
10
0.4
NNE
13
0.4
NNE
13
0.6
NNE
12
0.6
NNE
12
Wave Graph
Metric surfscale
Energy kJ
3
3
3
2
2
2
2
2
2
3
3
11
24
39
37
55
51
51
54
53
66
64
115
111
Wind (km/h)
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
20
E
25
E
25
E
30
E
25
E
25
ESE
25
E
25
E
25
SE
15
ESE
25
E
25
ESE
cross-off
cross-off
cross-off
off
off
cross-off
cross-off
off
off
off
off
off
off
cross-off
cross-off
off
off
off
off
off
off
off
off
off
High Tide
1:44PM0.54m
3:29AM0.73m
3:26PM0.53m
4:04AM0.73m
4:56PM0.55m
4:36AM0.72m
Low Tide
8:19PM0.11m
10:02AM0.28m
9:20PM0.20m
10:51AM0.18m
10:18PM0.29m
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:52
5:52
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:42
6:42
6:42
6:43
1
1
2
1
1
1
1
3
4
24
3
2
Temp °C
28
28
28
27
27
27
27
28
28
28
28
27
27
27
27
27
28
28
28
27
26
25
26
26
29
29
30
28
27
27
27
29
29
29
29
28
28
28
27
27
29
28
29
28
27
27
27
26
Swell 1
Height (m)
Direction
Period (s)
0.4
SE
10
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
SE
10
0.2
ESE
9
0.1
SE
14
0.3
SE
9
0.2
ESE
9
0.1
SE
14
0.2
N
12
0.3
N
12
0.4
N
11
0.4
N
11
0.5
N
11
0.5
N
10
0.5
N
10
0.5
N
10
0.5
N
10
0.4
NNE
10
0.4
NNE
13
0.6
NNE
12
1.7
ESE
8
Energy kJ
25
3
3
2
2
4
8
8
13
8
8
11
24
39
37
55
51
51
54
53
33
64
115
422
Swell 2
Height (m)
Direction
Period (s)
0.1
NE
9
0.1
SE
15
0.1
SE
10
0.1
SE
10
0.1
SE
10
0.1
NE
8
0.1
SE
14
0.1
N
11
0.1
SE
14
0.1
SE
14
0.1
N
12
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.1
SE
14
0.2
NNE
14
0.2
NNE
14
0.2
NNE
14
0.3
NNE
14
0.3
NNE
14
0.4
NNE
13
0.4
NNE
10
0.3
SW
7
0.6
NNE
12
Energy kJ
3
9
4
4
4
2
8
2
8
8
3
8
8
7
7
20
18
20
37
36
66
33
7
111
Swell 3
Height (m)
Direction
Period (s)
0.1
SE
15
0.1
S
5
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
N
11
0.1
S
10
0.1
N
11
0.1
N
13
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
15
0.1
SE
13
0.1
SE
13
0.1
SE
13
0.2
SSW
8
0.3
SW
7
0.3
SW
7
0.3
SW
7
0.2
ESE
13
0.3
SW
8
Energy kJ
9
1
9
9
9
8
2
2
2
3
2
2
2
2
4
7
7
7
6
8
7
7
16
11
Wind waves
Height (m)
Direction
Period (s)
1.5
E
8
1.6
E
9
1.6
E
9
1.6
E
9
1.5
E
8
1.5
E
8
1.6
E
8
1.7
E
7
1.7
E
7
1.7
E
7
1.7
E
7
1.6
E
8
1.6
E
8
1.6
E
8
1.6
E
8
1.7
E
8
1.7
E
8
1.6
E
9
1.6
E
9
1.7
ESE
8
1.7
ESE
8
1.7
ESE
8
1.7
E
8
Energy kJ
298
380
381
373
320
302
331
266
266
274
295
308
341
341
349
396
405
377
377
432
422
412
403
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1886
1886
1270
1270
1270
1270
1270
1270
1270
1270
1270
1270
1270
1270
1270
1810
0
1270
0
0
0
0
0
1270
Best forecast wave conditions in Guam
Rating
(10 max)
1
1
1
1
1
1
Best forecast wave conditions in Guam
Rating
(10 max)
1
1
1
1
1
1
Header Global
Rating
(10 max)
5
5
5
5
5
5
5
5
4
4
5
4
4
4
4
4
4
6
9
9
9
9
8
8
  • 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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