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Surf Forecasts:

Threes surfForecast / Guam / Guam

information circle48hr Weather and Surf, issued 9 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 6PM is: 0.1m 10s primary swell from a Northeast direction (forecast issued at 09:00am May 22). An open ocean swell of 0.1m 11s is not directed at the surf break, a second open ocean swell of 1.8m 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 30mm), heaviest during Sat afternoon. Warm (max 28°C on Fri morning, min 26°C on Sat night). Mainly fresh winds.

Friday
22
Saturday
23
Sunday
24
Mon
25
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
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
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.1
NE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
10
0.1
NE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
2.1
E
8
1.9
E
9
1.7
E
9
0.2
NNE
9
0.2
NNE
9
2.3
E
7
2.5
E
8
0.1
NE
9
0.2
NNE
8
0.1
NE
9
0.1
NE
9
2.3
E
8
2.1
E
6
2.1
E
6
2.4
E
7
2.4
E
7
Wave Graph
Metric surfscale
Energy kJ
5
11
11
10
4
10
10
9
0
0
0
8
8
0
0
3
7
3
3
0
0
0
0
0
Wind (km/h)
25
ENE
25
ENE
25
ENE
30
ENE
30
ENE
30
E
25
E
25
E
25
ENE
25
ENE
25
ENE
25
E
35
E
35
E
30
ESE
30
E
25
E
30
E
30
E
35
E
35
E
35
E
35
E
40
E
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
off
off
off
off
cross-off
off
cross-off
cross-off
off
off
off
cross-off
High Tide
10:41AM0.65m
2:01AM0.75m
12:03PM0.58m
2:48AM0.74m
1:44PM0.54m
3:29AM0.73m
Low Tide
6:24AM0.52m
6:17PM-0.08m
7:46AM0.46m
7:17PM0.02m
9:01AM0.38m
8:19PM0.11m
part cloud
thunderstorm
thunderstorm
clear
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
cloud
thunderstorm
cloud
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
—
—
—
—
—
—
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
—
—
—
6:42
 mm
—
1
2
—
1
3
1
1
3
1
3
4
3
1
1
1
1
—
1
1
—
1
—
—
Temp °C
27
27
28
28
27
27
27
27
27
27
27
27
27
26
27
27
27
27
27
27
27
26
27
27
Feels °C
28
28
29
28
27
27
28
28
28
27
28
28
26
25
27
26
28
26
26
26
26
24
25
25
Swell 1
Height (m)
Direction
Period (s)
0.1
NE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
10
0.1
NE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.1
S
10
0.1
S
10
0.1
S
10
0.2
NNE
9
0.2
NNE
9
0.1
E
16
0.1
E
16
0.1
NE
9
0.2
NNE
8
0.1
NE
9
0.1
NE
9
0.1
SE
15
0.1
SE
10
0.1
SE
10
0.1
SE
15
0.1
SE
15
Energy kJ
5
11
11
10
4
10
10
9
2
2
2
8
8
5
5
3
7
3
3
9
4
4
9
8
Swell 2
Height (m)
Direction
Period (s)
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
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
2
1
—
—
2
2
2
2
2
—
—
2
2
5
5
5
9
9
9
9
9
9
—
—
Swell 3
Height (m)
Direction
Period (s)
0.1
N
9
—
—
—
—
—
—
—
—
—
0.1
E
16
0.1
E
16
0.1
E
16
—
—
—
—
—
—
—
—
0.1
SE
9
—
—
Energy kJ
2
—
—
—
—
—
—
—
—
—
5
5
5
—
—
—
—
—
—
—
—
3
—
—
Wind waves
Height (m)
Direction
Period (s)
1.7
E
9
1.7
E
9
1.7
E
9
1.7
ENE
9
1.8
E
9
1.8
E
9
1.8
E
9
1.9
E
9
2.1
E
8
1.9
E
9
1.7
E
9
1.7
E
9
1.9
E
9
2.3
E
7
2.5
E
8
3
ESE
9
2.5
ESE
8
2.3
ESE
8
2.5
ESE
8
2.3
E
8
2.1
E
6
2.1
E
6
2.4
E
7
2.4
E
7
Energy kJ
463
463
452
463
506
494
498
542
551
549
463
445
548
542
756
1098
909
703
749
609
365
366
553
602
Nearest Offshore or Glassy
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Vanimo Reef
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Santa Maria Anguar
Palau
Nago
New Ireland
Long Long
New Ireland
Tarawai
East Sepik
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Lidos Left
Sandaun
Long Long
New Ireland
Santa Maria Anguar
Palau
Santa Maria Anguar
Palau
Melekeok (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
1810
1810
1810
1810
1810
1810
1810
1810
1810
1352
1889
1887
1838
1810
1810
1810
1810
1810
1887
1352
1352
1270
1270
1270
Best forecast wave conditions in Guam
Rating
(10 max)
Best forecast wave conditions in Guam
Rating
(10 max)
Header Global
Tahai
Chile
Barra de Guaratiba
Brazil
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Trial Harbour
Australia
Easter Reef
Australia
Arrawarra
Australia
Dunedin - Bobs Beach
New Zealand
Saint Leu
Reunion
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Cannibal Bay
New Zealand
Papatowai
New Zealand
Etang-Sale
Reunion
Chameau
Mauritius
Chameau
Mauritius
Chameau
Mauritius
Chameau
Mauritius
Chameau
Mauritius
Rating
(10 max)
5
4
5
7
7
7
6
5
7
5
5
6
7
8
7
6
5
5
5
5
5
6
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)
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View detailed surf forecast for Threes at:
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