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

Lahaina Surf Forecast

6am Thu 04 Sep
1ft NW 9kt E
(Knee High)
0.8m @ 11.2s NW (318°)
0.8m @ 10.9s ESE (119°)
0.3m @ 14.5s S (191°)
12pm Thu 04 Sep
1ft NW 10kt E
(Knee High)
0.7m @ 11.1s NW (319°)
0.7m @ 10.7s ESE (119°)
0.2m @ 14.7s S (191°)
6pm Thu 04 Sep
1ft NW 9kt E
(Knee High)
0.7m @ 10.9s NW (320°)
0.7m @ 10.6s ESE (119°)
0.3m @ 12.3s S (189°)
6am Fri 05 Sep
1ft SSW 8kt ESE
(Knee High)
0.3m @ 13.6s SSW (195°)
0.6m @ 10.3s ESE (120°)
0.6m @ 10.3s NW (322°)
12pm Fri 05 Sep
1ft ESE 8kt ENE
(Knee High)
0.6m @ 10.1s ESE (121°)
0.6m @ 10.1s NW (323°)
0.2m @ 13.5s SSW (199°)
6pm Fri 05 Sep
1ft SE 9kt ENE
(Knee High)
0.6m @ 10s SE (125°)
0.2m @ 13.5s SSW (205°)
0.5m @ 10s NW (323°)
6am Sat 06 Sep
1ft SSW 6kt ESE
(Knee High)
0.3m @ 13.2s SSW (207°)
0.6m @ 9.9s SE (126°)
0.2m @ 16.3s SSW (192°)
12pm Sat 06 Sep
1ft SSW 5kt ENE
(Knee High)
0.4m @ 15.5s SSW (193°)
0.6m @ 9.9s SE (125°)
0.5m @ 9.3s NW (326°)
6pm Sat 06 Sep
1-2ft SSW 6kt ENE
(Waist High)
0.6m @ 15.2s SSW (192°)
0.6m @ 9.9s ESE (123°)
0.5m @ 9.1s NNW (328°)

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
E 9kt
A
E 10kt
A
E 9kt
A
ESE 8kt
A
ENE 8kt
A
ENE 9kt
A
ESE 6kt
A
ENE 5kt
A
ENE 6kt
Tide Times & Weather
Clearing shower 24°C // 31°C
Clearing shower 24°C // 32°C
Mostly sunny 24°C // 32°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Thu 04/09
12am
1ft
E 9kt
0.8 m
11.6s 318 (NW)
0.8 m
10.9s 119 (ESE)
0.3 m
13.4s 193 (SSW)
6am
1ft
E 9kt
0.8 m
11.2s 318 (NW)
0.8 m
10.9s 119 (ESE)
0.3 m
14.5s 191 (S)
12pm
1ft
E 10kt
0.7 m
11.1s 319 (NW)
0.7 m
10.7s 119 (ESE)
0.2 m
14.7s 191 (S)
6pm
1ft
E 9kt
0.7 m
10.9s 320 (NW)
0.7 m
10.6s 119 (ESE)
0.3 m
12.3s 189 (S)
+
Thu 04/09
1ft
E 10kt
0.7 m
11.1s 319 (NW)
0.7 m
10.7s 119 (ESE)
0.2 m
14.7s 191 (S)
-
Fri 05/09
12am
1ft
E 9kt
0.7 m
10.5s 321 (NW)
0.7 m
10.4s 119 (ESE)
0.3 m
13.3s 189 (S)
6am
1ft
ESE 8kt
0.3 m
13.6s 195 (SSW)
0.6 m
10.3s 120 (ESE)
0.6 m
10.3s 322 (NW)
12pm
1ft
ENE 8kt
0.6 m
10.1s 121 (ESE)
0.6 m
10.1s 323 (NW)
0.2 m
13.5s 199 (SSW)
6pm
1ft
ENE 9kt
0.6 m
10s 125 (SE)
0.2 m
13.5s 205 (SSW)
0.5 m
10s 323 (NW)
+
Fri 05/09
1ft
ENE 8kt
0.6 m
10.1s 121 (ESE)
0.6 m
10.1s 323 (NW)
0.2 m
13.5s 199 (SSW)
-
Sat 06/09
12am
1ft
E 9kt
0.6 m
10s 125 (SE)
0.2 m
16.7s 190 (S)
0.2 m
13.4s 205 (SSW)
6am
1ft
ESE 6kt
0.3 m
13.2s 207 (SSW)
0.6 m
9.9s 126 (SE)
0.2 m
16.3s 192 (SSW)
12pm
1ft
ENE 5kt
0.4 m
15.5s 193 (SSW)
0.6 m
9.9s 125 (SE)
0.5 m
9.3s 326 (NW)
6pm
1-2ft
ENE 6kt
0.6 m
15.2s 192 (SSW)
0.6 m
9.9s 123 (ESE)
0.5 m
9.1s 328 (NNW)
+
Sat 06/09
1ft
ENE 5kt
0.4 m
15.5s 193 (SSW)
0.6 m
9.9s 125 (SE)
0.5 m
9.3s 326 (NW)
  • bulletin_datetime_utc => 2025-09-05 00:00:00
  • location_identifier => 305
  • timezone => Pacific/Honolulu