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

Sumbawa Surf Forecast

6am Thu 02 Oct
3-4ft SW 9kt ESE
(Overhead)
1.4m @ 13s SW (218°)
0.7m @ 7.4s SSW (200°)
0.4m @ 3.5s SE (126°)
12pm Thu 02 Oct
3ft SW 9kt SE
(Head High)
1.3m @ 12.4s SW (218°)
0.7m @ 7.4s SSW (200°)
0.2m @ 22s SW (222°)
6pm Thu 02 Oct
3-4ft SW 10kt SE
(Overhead)
1.4m @ 12.2s SW (214°)
0.4m @ 21.3s SW (220°)
0.3m @ 16.3s SW (218°)
6am Fri 03 Oct
3ft SW 10kt ESE
(Head High)
1.0m @ 18.3s SW (220°)
1.2m @ 11.8s SW (214°)
0.7m @ 15s SW (219°)
12pm Fri 03 Oct
5-6ft SW 9kt SE
(2x Overhead)
1.8m @ 17.8s SW (219°)
1.2m @ 11.3s SSW (213°)
0.3m @ 3.2s ESE (122°)
6pm Fri 03 Oct
6ft+ SW 10kt SE
(2x Overhead)
2.2m @ 17.4s SW (220°)
1.1m @ 11s SSW (211°)
0.3m @ 3.2s SE (134°)
6am Sat 04 Oct
8ft SW 8kt SE
(3x Overhead)
2.6m @ 16.3s SW (219°)
0.3m @ 3.4s ESE (117°)
12pm Sat 04 Oct
8ft SW 9kt SE
(3x Overhead)
2.6m @ 15.8s SW (219°)
0.2m @ 3.5s SE (125°)
6pm Sat 04 Oct
6-8ft SW 12kt SE
(2-3x Overhead)
2.5m @ 15.4s SW (219°)
0.5m @ 3s SE (140°)

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
Thu 6am
Thu 12pm
Thu 6pm
Fri 6am
Fri 12pm
Fri 6pm
Sat 6am
Sat 12pm
Sat 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
ESE 9kt
A
SE 9kt
A
SE 10kt
A
ESE 10kt
A
SE 9kt
A
SE 10kt
A
SE 8kt
A
SE 9kt
A
SE 12kt
Tide Times & Weather
Mostly sunny 23°C // 32°C
Mostly sunny 23°C // 32°C
Late shower 23°C // 32°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Thu 02/10
12am
4ft
SE 10kt
1.5 m
13.2s 217 (SW)
0.6 m
7.4s 200 (SSW)
0.5 m
3.7s 133 (SE)
6am
3-4ft
ESE 9kt
1.4 m
13s 218 (SW)
0.7 m
7.4s 200 (SSW)
0.4 m
3.5s 126 (SE)
12pm
3ft
SE 9kt
1.3 m
12.4s 218 (SW)
0.7 m
7.4s 200 (SSW)
0.2 m
22s 222 (SW)
6pm
3-4ft
SE 10kt
1.4 m
12.2s 214 (SW)
0.4 m
21.3s 220 (SW)
0.3 m
16.3s 218 (SW)
+
Thu 02/10
3ft
SE 9kt
1.3 m
12.4s 218 (SW)
0.7 m
7.4s 200 (SSW)
0.2 m
22s 222 (SW)
-
Fri 03/10
12am
3ft
ESE 10kt
1.3 m
12s 214 (SW)
0.6 m
20.1s 220 (SW)
0.5 m
16.2s 220 (SW)
6am
3ft
ESE 10kt
1.0 m
18.3s 220 (SW)
1.2 m
11.8s 214 (SW)
0.7 m
15s 219 (SW)
12pm
5-6ft
SE 9kt
1.8 m
17.8s 219 (SW)
1.2 m
11.3s 213 (SSW)
0.3 m
3.2s 122 (ESE)
6pm
6ft+
SE 10kt
2.2 m
17.4s 220 (SW)
1.1 m
11s 211 (SSW)
0.3 m
3.2s 134 (SE)
+
Fri 03/10
5-6ft
SE 9kt
1.8 m
17.8s 219 (SW)
1.2 m
11.3s 213 (SSW)
0.3 m
3.2s 122 (ESE)
-
Sat 04/10
12am
8ft
SE 10kt
2.6 m
16.6s 219 (SW)
0.5 m
3.3s 137 (SE)
6am
8ft
SE 8kt
2.6 m
16.3s 219 (SW)
0.3 m
3.4s 117 (ESE)
12pm
8ft
SE 9kt
2.6 m
15.8s 219 (SW)
0.2 m
3.5s 125 (SE)
6pm
6-8ft
SE 12kt
2.5 m
15.4s 219 (SW)
0.5 m
3s 140 (SE)
+
Sat 04/10
8ft
SE 9kt
2.6 m
15.8s 219 (SW)
0.2 m
3.5s 125 (SE)
  • bulletin_datetime_utc => 2025-10-01 12:00:00
  • location_identifier => 189
  • timezone => Asia/Makassar