Premium ad-free surfcams, dawn surf reports, forecaster notes, long range surf forecasts... Get Swellnet PRO for $7.33 per month Premium ad-free surfcams, dawn surf reports, and more... Get Swellnet PRO for $7.33 per month

Check the 16-day forecast with Swellnet Pro for $8.95/month

Biak Islands Surf Forecast

Basic // Advanced
◀
6am Mon 15 Sep
1ft NNE 6kt ESE
(Knee High)
0.4m @ 9.3s NNE (26°)
0.2m @ 8.2s E (91°)
0.2m @ 4.2s E (96°)
12pm Mon 15 Sep
1ft NNE 8kt SE
(Knee High)
0.4m @ 9.2s NNE (26°)
0.4m @ 3.9s E (97°)
6pm Mon 15 Sep
1ft NNE 6kt ESE
(Knee High)
0.3m @ 9.1s NNE (26°)
0.2m @ 9.7s E (90°)
0.3m @ 4.2s E (92°)
6am Tue 16 Sep
1ft NNE 5kt E
(Knee High)
0.3m @ 8.7s NNE (27°)
0.3m @ 4.3s E (88°)
0.2m @ 8.7s E (91°)
12pm Tue 16 Sep
1ft NNE 7kt E
(Knee High)
0.3m @ 8.5s NNE (27°)
0.4m @ 4.4s E (90°)
0.2m @ 9.7s E (93°)
6pm Tue 16 Sep
1ft NNE 7kt E
(Knee High)
0.3m @ 8.4s NNE (27°)
0.4m @ 4.3s E (90°)
0.2m @ 9.7s E (93°)
6am Wed 17 Sep
1ft NNE 6kt ENE
(Knee High)
0.3m @ 8.2s NNE (27°)
0.5m @ 4.4s E (83°)
0.2m @ 8.1s ENE (59°)
12pm Wed 17 Sep
1ft NNE 7kt E
(Knee High)
0.3m @ 8s NNE (28°)
0.5m @ 4.5s E (81°)
0.2m @ 8s ENE (60°)
6pm Wed 17 Sep
1ft E 6kt E
(Knee High)
0.5m @ 4.7s E (81°)
0.3m @ 7.8s NNE (28°)
0.2m @ 7.8s ENE (60°)

This is premium content for Swellnet Pro subscribers WHY?

Become a subscriber and receive access to ad-free 16 day surf forecasts and charts, detailed surf forecaster notes, dawn surf reports and premium, ad-free surfcams and replays.

Get Swellnet Pro
Mon 6am
Mon 12pm
Mon 6pm
Tue 6am
Tue 12pm
Tue 6pm
Wed 6am
Wed 12pm
Wed 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
ESE 6kt
A
SE 8kt
A
ESE 6kt
A
E 5kt
A
E 7kt
A
E 7kt
A
ENE 6kt
A
E 7kt
A
E 6kt
Tide Times & Weather
Possible thunderstorm 26°C // 29°C
Possible thunderstorm 26°C // 28°C
▶

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Mon 15/09
12am
1ft
ESE 6kt
0.4 m
9.4s 26 (NNE)
0.2 m
5.9s 55 (NE)
0.2 m
8.2s 90 (E)
6am
1ft
ESE 6kt
0.4 m
9.3s 26 (NNE)
0.2 m
8.2s 91 (E)
0.2 m
4.2s 96 (E)
12pm
1ft
SE 8kt
0.4 m
9.2s 26 (NNE)
0.4 m
3.9s 97 (E)
6pm
1ft
ESE 6kt
0.3 m
9.1s 26 (NNE)
0.2 m
9.7s 90 (E)
0.3 m
4.2s 92 (E)
+
Mon 15/09
1ft
SE 8kt
0.4 m
9.2s 26 (NNE)
0.4 m
3.9s 97 (E)
-
Tue 16/09
12am
1ft
E 5kt
0.3 m
9s 26 (NNE)
0.2 m
9.7s 90 (E)
0.3 m
4.3s 90 (E)
6am
1ft
E 5kt
0.3 m
8.7s 27 (NNE)
0.3 m
4.3s 88 (E)
0.2 m
8.7s 91 (E)
12pm
1ft
E 7kt
0.3 m
8.5s 27 (NNE)
0.4 m
4.4s 90 (E)
0.2 m
9.7s 93 (E)
6pm
1ft
E 7kt
0.3 m
8.4s 27 (NNE)
0.4 m
4.3s 90 (E)
0.2 m
9.7s 93 (E)
+
Tue 16/09
1ft
E 7kt
0.3 m
8.5s 27 (NNE)
0.4 m
4.4s 90 (E)
0.2 m
9.7s 93 (E)
-
Wed 17/09
12am
1ft
E 7kt
0.3 m
8.3s 27 (NNE)
0.5 m
4.2s 87 (E)
0.2 m
9.9s 87 (E)
6am
1ft
ENE 6kt
0.3 m
8.2s 27 (NNE)
0.5 m
4.4s 83 (E)
0.2 m
8.1s 59 (ENE)
12pm
1ft
E 7kt
0.3 m
8s 28 (NNE)
0.5 m
4.5s 81 (E)
0.2 m
8s 60 (ENE)
6pm
1ft
E 6kt
0.5 m
4.7s 81 (E)
0.3 m
7.8s 28 (NNE)
0.2 m
7.8s 60 (ENE)
+
Wed 17/09
1ft
E 7kt
0.3 m
8s 28 (NNE)
0.5 m
4.5s 81 (E)
0.2 m
8s 60 (ENE)
  • bulletin_datetime_utc => 2025-09-15 06:00:00
  • location_identifier => 352
  • timezone => Asia/Jakarta