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Surf Forecasts:

Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 3 am Friday 22 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
28.8° C
 (Which is normal for this time of year)

How big are the waves at Threes today?

The current surf forecast for Threes at 8AM is: 0.1m 11s primary swell from a Northeast direction and 0.1m 9s secondary swell from a North direction (forecast issued at 03:00am May 22). An open ocean swell of 1.7m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (ChST) & DateWave HeightWave Period
Morning (22 May)0.5ft (0.1m)11s
Afternoon (22 May)0.5ft (0.2m)10s
Evening (22 May)0.5ft (0.2m)10s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Heavy rain (total 40mm), heaviest during Sun night. Warm (max 28°C on Fri morning, min 25°C on Sun afternoon). Mainly strong winds.

Friday
22
Saturday
23
Sunday
24
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
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
0
0
0
0
Swell
Height Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.1
NE
11
0.1
NE
11
0.1
NE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
2.2
E
7
0.1
NE
10
0.1
NE
9
0.2
NNE
9
1.9
E
8
0.2
NNE
9
0.2
NNE
9
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
8
0.1
NE
8
0.1
NE
8
2.2
ESE
8
Wave Graph
Metric surfscale
Energy kJ
5
5
5
11
11
10
10
10
10
9
0
4
3
8
0
7
8
3
3
3
3
3
3
0
Wind (km/h)
20
ENE
25
E
25
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
E
25
E
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
25
E
30
E
35
E
30
E
35
E
35
E
35
E
35
ENE
40
ENE
40
ENE
Wind State
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
off
off
off
off
off
cross-off
cross-off
cross-off
High Tide
1:07AM0.76m
10:41AM0.65m
2:01AM0.75m
12:03PM0.58m
2:48AM0.74m
1:44PM0.54m
Low Tide
6:24AM0.52m
6:17PM-0.08m
7:46AM0.46m
7:17PM0.02m
9:01AM0.38m
8:19PM0.11m
part cloud
thunderstorm
part cloud
part cloud
thunderstorm
part cloud
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
light rain
light rain
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:54
—
—
—
—
—
—
—
5:54
—
—
—
—
—
—
—
5:54
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:40
—
—
—
—
—
—
—
6:40
—
—
—
—
—
—
—
6:42
—
—
 mm
—
1
—
—
2
—
1
4
—
1
1
3
3
1
2
1
1
2
2
1
—
1
1
2
Temp °C
27
27
27
28
28
28
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
26
25
26
Feels °C
29
28
28
29
29
29
28
27
28
28
28
28
28
27
28
27
26
26
26
26
26
24
22
24
Swell 1
Height (m)
Direction
Period (s)
1.7
E
9
0.1
SE
12
0.1
NE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.1
S
10
0.1
NE
10
0.1
NE
9
0.2
NNE
9
0.1
E
16
0.2
NNE
9
0.2
NNE
9
0.1
NE
9
0.1
NE
9
0.1
NE
9
0.1
NE
8
0.1
NE
8
0.1
NE
8
0.1
SE
15
Energy kJ
465
6
5
11
11
10
10
10
10
9
2
4
3
8
5
7
8
3
3
3
3
3
3
9
Swell 2
Height (m)
Direction
Period (s)
0.1
SE
12
0.1
NE
11
0.1
N
9
0.1
N
9
—
—
0.1
S
11
0.1
S
11
0.1
S
10
0.1
S
10
0.1
S
10
0.1
S
10
0.1
S
10
0.1
S
10
0.1
E
16
0.1
E
16
0.1
E
16
0.1
E
16
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
15
0.1
SE
15
Energy kJ
6
5
2
1
—
—
2
2
2
2
2
2
2
2
5
5
5
5
9
9
9
9
9
9
Swell 3
Height (m)
Direction
Period (s)
0.1
NE
11
0.1
N
9
0.1
N
9
—
—
—
—
—
—
—
—
—
—
0.1
E
16
—
—
—
—
0.1
S
6
0.1
S
6
0.1
S
6
0.1
S
5
—
—
Energy kJ
5
2
2
—
—
—
—
—
—
—
—
—
—
5
—
—
—
—
1
1
1
1
—
—
Wind waves
Height (m)
Direction
Period (s)
—
1.7
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.7
E
9
1.8
E
9
1.9
E
9
1.8
E
9
2.2
E
7
2
E
8
1.7
E
9
1.7
E
9
1.9
E
8
2
E
8
2.3
ESE
8
2.2
ESE
8
2
E
8
2.1
E
8
2
E
8
1.8
E
8
1.9
E
8
2.2
ESE
8
Energy kJ
—
465
463
463
452
452
442
506
542
487
515
566
463
445
501
513
623
629
576
616
539
428
464
528
Nearest Offshore or Glassy
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Nusa
New Ireland
Tarawai
East Sepik
Tarawai
East Sepik
Melekeok (Babelthuap)
Palau
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Nago
New Ireland
Tarawai
East Sepik
Nago
New Ireland
Melekeok (Babelthuap)
Palau
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
2
1
1
1
1
1
1
1
1
Distance (km)
1810
1810
1810
1810
1810
1810
1810
1810
1810
1810
1810
1810
1886
1838
1838
1270
1810
1810
1810
1810
1889
1838
1889
1270
Best forecast wave conditions in Guam
Rating
(10 max)
Best forecast wave conditions in Guam
Rating
(10 max)
Header Global
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Chile
Tahai
Chile
Tahai
Chile
Barra de Guaratiba
Brazil
Itaúna
Brazil
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Burleigh Heads
Australia
Currumbin Point
Australia
Currumbin Point
Australia
Dunedin - Bobs Beach
New Zealand
Dunedin - Bobs Beach
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Cannibal Bay
New Zealand
Dinner Plates
New Zealand
Etang-Sale
Reunion
Chameau
Mauritius
Chameau
Mauritius
Chameau
Mauritius
Rating
(10 max)
5
5
5
4
5
7
7
7
6
6
6
5
6
7
8
8
7
6
5
5
5
5
6
6
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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View detailed surf forecast for Threes at:
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