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Roti Island Surf Forecast

Basic // Advanced
◀
6am Mon 15 Sep
3ft SW 12kt ESE
(Head High)
1.2m @ 14.2s SW (228°)
0.6m @ 5.6s SE (125°)
0.8m @ 5.2s E (80°)
12pm Mon 15 Sep
3ft SW 13kt SE
(Head High)
1.2m @ 13.7s SW (228°)
0.6m @ 5.5s SE (128°)
0.6m @ 5.2s E (81°)
6pm Mon 15 Sep
2-3ft SW 13kt ESE
(Shoulder-Head High)
1.1m @ 13.5s SW (228°)
0.8m @ 4.2s ESE (119°)
0.3m @ 5.2s E (87°)
6am Tue 16 Sep
2ft SW 9kt SE
(Waist-Shoulder High)
1.0m @ 13.3s SW (228°)
0.6m @ 16.2s SW (229°)
0.5m @ 4.3s ESE (104°)
12pm Tue 16 Sep
3ft SW 10kt SSE
(Head High)
1.2m @ 13.5s SW (229°)
0.3m @ 3s SE (134°)
0.2m @ 5s SE (125°)
6pm Tue 16 Sep
3ft SW 12kt SE
(Head High)
1.3m @ 13.5s SW (229°)
0.5m @ 3.3s SE (132°)
0.3m @ 6.3s E (83°)
6am Wed 17 Sep
3-5ft SW 7kt ESE
(Well Overhead)
1.7m @ 15.7s SW (226°)
0.3m @ 3.5s SSE (160°)
0.2m @ 4.3s S (183°)
12pm Wed 17 Sep
4-5ft SW 9kt SSE
(Well Overhead)
1.9m @ 15s SW (226°)
0.2m @ 4.2s S (186°)
0.2m @ 3.5s SE (139°)
6pm Wed 17 Sep
4-5ft SW 12kt ESE
(Well Overhead)
1.9m @ 14.7s SW (225°)
0.2m @ 4.3s SSW (196°)
0.4m @ 3s SE (129°)

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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 12kt
A
SE 13kt
A
ESE 13kt
A
SE 9kt
A
SSE 10kt
A
SE 12kt
A
ESE 7kt
A
SSE 9kt
A
ESE 12kt
Tide Times & Weather
Mostly sunny 25°C // 29°C
Mostly sunny 25°C // 29°C
Mostly sunny 24°C // 30°C
▶

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Mon 15/09
12am
3ft
ESE 13kt
1.2 m
14.4s 228 (SW)
1.1 m
5.6s 106 (ESE)
6am
3ft
ESE 12kt
1.2 m
14.2s 228 (SW)
0.6 m
5.6s 125 (SE)
0.8 m
5.2s 80 (E)
12pm
3ft
SE 13kt
1.2 m
13.7s 228 (SW)
0.6 m
5.5s 128 (SE)
0.6 m
5.2s 81 (E)
6pm
2-3ft
ESE 13kt
1.1 m
13.5s 228 (SW)
0.8 m
4.2s 119 (ESE)
0.3 m
5.2s 87 (E)
+
Mon 15/09
3ft
SE 13kt
1.2 m
13.7s 228 (SW)
0.6 m
5.5s 128 (SE)
0.6 m
5.2s 81 (E)
-
Tue 16/09
12am
2-3ft
ESE 10kt
1.1 m
13.4s 228 (SW)
0.8 m
4.5s 110 (ESE)
0.3 m
6.5s 81 (E)
6am
2ft
SE 9kt
1.0 m
13.3s 228 (SW)
0.6 m
16.2s 229 (SW)
0.5 m
4.3s 104 (ESE)
12pm
3ft
SSE 10kt
1.2 m
13.5s 229 (SW)
0.3 m
3s 134 (SE)
0.2 m
5s 125 (SE)
6pm
3ft
SE 12kt
1.3 m
13.5s 229 (SW)
0.5 m
3.3s 132 (SE)
0.3 m
6.3s 83 (E)
+
Tue 16/09
3ft
SSE 10kt
1.2 m
13.5s 229 (SW)
0.3 m
3s 134 (SE)
0.2 m
5s 125 (SE)
-
Wed 17/09
12am
4ft
ESE 9kt
1.5 m
15.8s 227 (SW)
0.5 m
3.5s 134 (SE)
0.2 m
4.3s 90 (E)
6am
3-5ft
ESE 7kt
1.7 m
15.7s 226 (SW)
0.3 m
3.5s 160 (SSE)
0.2 m
4.3s 183 (S)
12pm
4-5ft
SSE 9kt
1.9 m
15s 226 (SW)
0.2 m
4.2s 186 (S)
0.2 m
3.5s 139 (SE)
6pm
4-5ft
ESE 12kt
1.9 m
14.7s 225 (SW)
0.2 m
4.3s 196 (SSW)
0.4 m
3s 129 (SE)
+
Wed 17/09
4-5ft
SSE 9kt
1.9 m
15s 226 (SW)
0.2 m
4.2s 186 (S)
0.2 m
3.5s 139 (SE)
  • bulletin_datetime_utc => 2025-09-15 00:00:00
  • location_identifier => 186
  • timezone => Asia/Jakarta