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

Mahia Surf Forecast

6am Tue 16 Sep
1ft S 17kt W
(Knee High)
2ft South facing beaches
(Waist-Shoulder High)
1.5m @ 9.5s S (189°)
0.4m @ 2.3s W (266°)
12pm Tue 16 Sep
1ft S 14kt SW
(Knee High)
1-2ft South facing beaches
(Waist High)
1.1m @ 9.2s S (187°)
0.4m @ 12.6s SSW (209°)
6pm Tue 16 Sep
0.5ft SSW 5kt ESE
(Ankle High)
1-2ft South facing beaches
(Waist High)
1.2m @ 8.9s SSW (204°)
0.5m @ 12.2s SSW (206°)
6am Wed 17 Sep
1ft SSW 10kt NW
(Knee High)
2ft South facing beaches
(Waist-Shoulder High)
1.1m @ 13.3s SSW (205°)
0.2m @ 10.9s SE (143°)
12pm Wed 17 Sep
1ft SSW 6kt WNW
(Knee High)
2ft South facing beaches
(Waist-Shoulder High)
1.0m @ 12.7s SSW (204°)
0.2m @ 11s SE (144°)
6pm Wed 17 Sep
0.5ft SSW 17kt NW
(Ankle High)
1-2ft South facing beaches
(Waist High)
0.9m @ 12.4s SSW (203°)
0.4m @ 2.8s N (4°)
0.2m @ 11s SE (145°)
6am Thu 18 Sep
1ft+ NW 24kt NW
(Knee-Waist High)
1-2ft North-east facing beaches
(Waist High)
1.7m @ 4.8s NW (324°)
0.6m @ 13.3s SSW (197°)
0.6m @ 6s W (261°)
12pm Thu 18 Sep
1-2ft NNW 22kt NW
(Waist High)
2ft North-east facing beaches
(Waist-Shoulder High)
1.8m @ 5.2s NNW (332°)
0.4m @ 12.4s SSW (200°)
0.2m @ 14.5s S (180°)
6pm Thu 18 Sep
1ft+ NW 13kt WNW
(Knee-Waist High)
1-2ft North-east facing beaches
(Waist High)
1.4m @ 5.6s NW (324°)
0.7m @ 6.9s N (359°)
0.5m @ 13.7s S (190°)

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
Tue 6am
Tue 12pm
Tue 6pm
Wed 6am
Wed 12pm
Wed 6pm
Thu 6am
Thu 12pm
Thu 6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
W 17kt
A
SW 14kt
A
ESE 5kt
A
NW 10kt
A
WNW 6kt
A
NW 17kt
A
NW 24kt
A
NW 22kt
A
WNW 13kt
Tide Times & Weather
Mostly sunny 9°C // 22°C
Mostly cloudy 9°C // 22°C
Late shower 13°C // 21°C

Surf Forecast Swell Train Analysis

Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Tue 16/09
12am
1ft
3ft
SF
W 8kt
1.9 m
9.9s 189 (S)
6am
1ft
2ft
SF
W 17kt
1.5 m
9.5s 189 (S)
0.4 m
2.3s 266 (W)
12pm
1ft
1-2ft
SF
SW 14kt
1.1 m
9.2s 187 (S)
0.4 m
12.6s 209 (SSW)
6pm
0.5ft
1-2ft
SF
ESE 5kt
1.2 m
8.9s 204 (SSW)
0.5 m
12.2s 206 (SSW)
+
Tue 16/09
1ft
1-2ft
SF
SW 14kt
1.1 m
9.2s 187 (S)
0.4 m
12.6s 209 (SSW)
-
Wed 17/09
12am
1ft
2ft
SF
NNW 10kt
1.1 m
13.3s 205 (SSW)
0.2 m
10.6s 143 (SE)
6am
1ft
2ft
SF
NW 10kt
1.1 m
13.3s 205 (SSW)
0.2 m
10.9s 143 (SE)
12pm
1ft
2ft
SF
WNW 6kt
1.0 m
12.7s 204 (SSW)
0.2 m
11s 144 (SE)
6pm
0.5ft
1-2ft
SF
NW 17kt
0.9 m
12.4s 203 (SSW)
0.4 m
2.8s 4 (N)
0.2 m
11s 145 (SE)
+
Wed 17/09
1ft
2ft
SF
WNW 6kt
1.0 m
12.7s 204 (SSW)
0.2 m
11s 144 (SE)
-
Thu 18/09
12am
1ft
1-2ft
SF
NW 21kt
1.3 m
4.3s 308 (NW)
0.8 m
12.9s 201 (SSW)
6am
1ft+
1-2ft
NF
NW 24kt
1.7 m
4.8s 324 (NW)
0.6 m
13.3s 197 (SSW)
0.6 m
6s 261 (W)
12pm
1-2ft
2ft
NF
NW 22kt
1.8 m
5.2s 332 (NNW)
0.4 m
12.4s 200 (SSW)
0.2 m
14.5s 180 (S)
6pm
1ft+
1-2ft
NF
WNW 13kt
1.4 m
5.6s 324 (NW)
0.7 m
6.9s 359 (N)
0.5 m
13.7s 190 (S)
+
Thu 18/09
1-2ft
2ft
NF
NW 22kt
1.8 m
5.2s 332 (NNW)
0.4 m
12.4s 200 (SSW)
0.2 m
14.5s 180 (S)
  • bulletin_datetime_utc => 2025-09-15 00:00:00
  • location_identifier => 152
  • timezone => Pacific/Auckland