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

Roti Island Surf Forecast

6am Sun 24 Aug
3-4ft SW 10kt E
(Overhead)
1.5m @ 14.6s SW (224°)
0.5m @ 3.9s E (97°)
12pm Sun 24 Aug
3-4ft SW 13kt ESE
(Overhead)
1.5m @ 14.4s SW (224°)
0.5m @ 3.6s ESE (103°)
6pm Sun 24 Aug
3ft SW 11kt ESE
(Head High)
1.4m @ 14s SW (224°)
0.5m @ 3.6s ESE (104°)
6am Mon 25 Aug
3ft SW 9kt ESE
(Head High)
1.3m @ 13.4s SW (224°)
0.4m @ 3.6s ESE (103°)
0.2m @ 7.3s E (82°)
12pm Mon 25 Aug
2-3ft SW 11kt SE
(Shoulder-Head High)
1.2m @ 13.3s SW (224°)
0.4m @ 3.1s ESE (114°)
0.2m @ 7.1s E (82°)
6pm Mon 25 Aug
2-3ft SW 10kt SE
(Shoulder-Head High)
1.2m @ 13.1s SW (224°)
0.4m @ 3.2s SE (124°)
0.2m @ 6.9s E (81°)
6am Tue 26 Aug
2ft SW 12kt S
(Waist-Shoulder High)
1.1m @ 12.4s SW (224°)
0.2m @ 18.1s SSW (212°)
0.4m @ 2.7s SSE (161°)
12pm Tue 26 Aug
2ft SW 13kt S
(Waist-Shoulder High)
1.0m @ 12.3s SW (224°)
0.3m @ 17.8s SSW (212°)
0.7m @ 3.8s S (178°)
6pm Tue 26 Aug
2ft SW 11kt SSE
(Waist-Shoulder High)
0.9m @ 12.2s SW (223°)
0.5m @ 16.3s SW (214°)
0.9m @ 4.7s S (181°)

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
Sun 6am
Sun 12pm
Sun 6pm
Mon 6am
Mon 12pm
Mon 6pm
Tue 6am
Tue 12pm
Tue 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
E 10kt
A
ESE 13kt
A
ESE 11kt
A
ESE 9kt
A
SE 11kt
A
SE 10kt
A
S 12kt
A
S 13kt
A
SSE 11kt
Tide Times & Weather
Mostly cloudy 24°C // 28°C
Mostly sunny 24°C // 28°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sun 24/08
12am
4ft
E 11kt
1.6 m
14.7s 223 (SW)
0.4 m
4.2s 125 (SE)
0.4 m
4.2s 84 (E)
6am
3-4ft
E 10kt
1.5 m
14.6s 224 (SW)
0.5 m
3.9s 97 (E)
12pm
3-4ft
ESE 13kt
1.5 m
14.4s 224 (SW)
0.5 m
3.6s 103 (ESE)
6pm
3ft
ESE 11kt
1.4 m
14s 224 (SW)
0.5 m
3.6s 104 (ESE)
+
Sun 24/08
3-4ft
ESE 13kt
1.5 m
14.4s 224 (SW)
0.5 m
3.6s 103 (ESE)
-
Mon 25/08
12am
3ft
ESE 9kt
1.3 m
13.6s 224 (SW)
0.2 m
4.3s 126 (SE)
0.4 m
3.6s 99 (E)
6am
3ft
ESE 9kt
1.3 m
13.4s 224 (SW)
0.4 m
3.6s 103 (ESE)
0.2 m
7.3s 82 (E)
12pm
2-3ft
SE 11kt
1.2 m
13.3s 224 (SW)
0.4 m
3.1s 114 (ESE)
0.2 m
7.1s 82 (E)
6pm
2-3ft
SE 10kt
1.2 m
13.1s 224 (SW)
0.4 m
3.2s 124 (SE)
0.2 m
6.9s 81 (E)
+
Mon 25/08
2-3ft
SE 11kt
1.2 m
13.3s 224 (SW)
0.4 m
3.1s 114 (ESE)
0.2 m
7.1s 82 (E)
-
Tue 26/08
12am
2-3ft
SSE 8kt
1.1 m
12.7s 224 (SW)
0.3 m
3.8s 125 (SE)
0.2 m
6.8s 81 (E)
6am
2ft
S 12kt
1.1 m
12.4s 224 (SW)
0.2 m
18.1s 212 (SSW)
0.4 m
2.7s 161 (SSE)
12pm
2ft
S 13kt
1.0 m
12.3s 224 (SW)
0.3 m
17.8s 212 (SSW)
0.7 m
3.8s 178 (S)
6pm
2ft
SSE 11kt
0.9 m
12.2s 223 (SW)
0.5 m
16.3s 214 (SW)
0.9 m
4.7s 181 (S)
+
Tue 26/08
2ft
S 13kt
1.0 m
12.3s 224 (SW)
0.3 m
17.8s 212 (SSW)
0.7 m
3.8s 178 (S)
  • bulletin_datetime_utc => 2025-08-24 06:00:00
  • location_identifier => 186
  • timezone => Asia/Jakarta