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Sumbawa Surf Forecast
◀
6am Sun 20 Jul
8-10ft SSW
10kt ESE
(3-4x Overhead)
2.8m @ 15.4s SSW (210°)
0.5m @ 3.6s SE (137°)
12pm Sun 20 Jul
8ft+ SSW
10kt ESE
(3x Overhead)
2.7m @ 15.4s SSW (211°)
0.4m @ 3.5s ESE (121°)
0.2m @ 4.3s SSE (164°)
6pm Sun 20 Jul
8ft+ SSW
12kt SE
(3x Overhead)
2.7m @ 15.8s SSW (211°)
0.5m @ 3.5s SE (136°)
6am Mon 21 Jul
8ft SSW
7kt SE
(3x Overhead)
2.6m @ 15.1s SSW (212°)
0.5m @ 4.1s SE (139°)
12pm Mon 21 Jul
6-8ft SSW
8kt SSE
(2-3x Overhead)
2.5m @ 14.8s SSW (212°)
0.3m @ 4.4s SSE (161°)
0.2m @ 3.9s ESE (110°)
6pm Mon 21 Jul
6-8ft SSW
11kt SSE
(2-3x Overhead)
2.4m @ 14.6s SSW (212°)
0.4m @ 2.6s SSE (147°)
0.2m @ 4s ESE (111°)
6am Tue 22 Jul
6ft SSW
11kt SE
(2x Overhead)
2.1m @ 13.7s SSW (213°)
0.6m @ 4s SE (138°)
12pm Tue 22 Jul
5-6ft SSW
12kt SE
(2x Overhead)
2.0m @ 13.4s SSW (213°)
0.6m @ 4s SE (137°)
6pm Tue 22 Jul
5ft SSW
12kt SE
(1.5x Overhead)
1.8m @ 13.3s SSW (213°)
0.2m @ 19.7s SW (219°)
0.6m @ 3.9s SE (133°)

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
ESE
10kt
A
ESE
10kt
A
SE
12kt
A
SE
7kt
A
SSE
8kt
A
SSE
11kt
A
SE
11kt
A
SE
12kt
A
SE
12kt
Tide Times & Weather



▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Sun
20/07
12am
10ft
SE
12kt
2.9
m
15.9s
210 (SSW)
0.6
m
3.6s
143 (SE)
6am
8-10ft
ESE
10kt
2.8
m
15.4s
210 (SSW)
0.5
m
3.6s
137 (SE)
12pm
8ft+
ESE
10kt
2.7
m
15.4s
211 (SSW)
0.4
m
3.5s
121 (ESE)
0.2
m
4.3s
164 (SSE)
6pm
8ft+
SE
12kt
2.7
m
15.8s
211 (SSW)
0.5
m
3.5s
136 (SE)
Sun
20/07
8ft+
ESE
10kt
2.7
m
15.4s
211 (SSW)
0.4
m
3.5s
121 (ESE)
0.2
m
4.3s
164 (SSE)
-
Mon
21/07
12am
8ft
SE
11kt
2.6
m
15.8s
212 (SSW)
0.6
m
3.8s
138 (SE)
6am
8ft
SE
7kt
2.6
m
15.1s
212 (SSW)
0.5
m
4.1s
139 (SE)
12pm
6-8ft
SSE
8kt
2.5
m
14.8s
212 (SSW)
0.3
m
4.4s
161 (SSE)
0.2
m
3.9s
110 (ESE)
6pm
6-8ft
SSE
11kt
2.4
m
14.6s
212 (SSW)
0.4
m
2.6s
147 (SSE)
0.2
m
4s
111 (ESE)
Mon
21/07
6-8ft
SSE
8kt
2.5
m
14.8s
212 (SSW)
0.3
m
4.4s
161 (SSE)
0.2
m
3.9s
110 (ESE)
-
Tue
22/07
12am
6ft
SE
12kt
2.2
m
14.3s
213 (SSW)
0.6
m
3.6s
143 (SE)
6am
6ft
SE
11kt
2.1
m
13.7s
213 (SSW)
0.6
m
4s
138 (SE)
12pm
5-6ft
SE
12kt
2.0
m
13.4s
213 (SSW)
0.6
m
4s
137 (SE)
6pm
5ft
SE
12kt
1.8
m
13.3s
213 (SSW)
0.2
m
19.7s
219 (SW)
0.6
m
3.9s
133 (SE)
Tue
22/07
5-6ft
SE
12kt
2.0
m
13.4s
213 (SSW)
0.6
m
4s
137 (SE)
- bulletin_datetime_utc => 2025-07-19 18:00:00
- location_identifier => 189
- timezone => Asia/Makassar