Primary tabs
Check the 16-day forecast with Swellnet Pro for $8.95/month
Greymouth Surf Forecast
◀
6am Fri 19 Sep
4-6ft WSW
5kt SSW
(1.5x Overhead)
3.2m @ 13.3s WSW (254°)
1.8m @ 10s NW (304°)
12pm Fri 19 Sep
6ft W
3kt N
(2x Overhead)
3.4m @ 12.3s W (265°)
6pm Fri 19 Sep
5ft W
5kt N
(1.5x Overhead)
3.0m @ 11.9s W (266°)
6am Sat 20 Sep
4-5ft W
7kt N
(Well Overhead)
2.4m @ 11s W (267°)
12pm Sat 20 Sep
3-5ft W
10kt NNE
(Well Overhead)
2.0m @ 10.4s W (270°)
6pm Sat 20 Sep
3ft WNW
16kt NNE
(Head High)
1.6m @ 9.9s WNW (285°)
6am Sun 21 Sep
5ft NNW
30kt NNE
(1.5x Overhead)
3.2m @ 8.2s NNW (344°)
0.4m @ 15.2s WSW (244°)
0.3m @ 12.1s WSW (253°)
12pm Sun 21 Sep
8-10ft NW
8kt WSW
(3-4x Overhead)
4.6m @ 10s NW (321°)
6pm Sun 21 Sep
10ft NW
3kt ENE
(4x Overhead)
4.7m @ 10.3s NW (317°)
Fri
6am
Fri
12pm
Fri
6pm
Sat
6am
Sat
12pm
Sat
6pm
Sun
6am
Sun
12pm
Sun
6pm
Wave Height & Swell Direction
Swell Train Data
Wind Speed & Direction
A
SSW
5kt
A
N
3kt
A
N
5kt
A
N
7kt
A
NNE
10kt
A
NNE
16kt
A
NNE
30kt
A
WSW
8kt
A
ENE
3kt
Tide Times & Weather
9°C // 11°C
10°C // 12°C
12°C // 13°C
▶
Surf Forecast Swell Train Analysis
Date
Surf
Wind
Primary Swell
Secondary Swell
Tertiary Swell
-
Fri
19/09
12am
4-6ft
SW
15kt
2.5
m
10.1s
298 (WNW)
3.0
m
13.9s
250 (WSW)
6am
4-6ft
SSW
5kt
3.2
m
13.3s
254 (WSW)
1.8
m
10s
304 (NW)
12pm
6ft
N
3kt
3.4
m
12.3s
265 (W)
6pm
5ft
N
5kt
3.0
m
11.9s
266 (W)
Fri
19/09
6ft
N
3kt
3.4
m
12.3s
265 (W)
-
Sat
20/09
12am
5ft
NNE
6kt
2.7
m
11.4s
267 (W)
6am
4-5ft
N
7kt
2.4
m
11s
267 (W)
12pm
3-5ft
NNE
10kt
2.0
m
10.4s
270 (W)
6pm
3ft
NNE
16kt
1.6
m
9.9s
285 (WNW)
Sat
20/09
3-5ft
NNE
10kt
2.0
m
10.4s
270 (W)
-
Sun
21/09
12am
2ft
NNE
21kt
1.7
m
6.1s
350 (N)
0.7
m
9.5s
260 (W)
0.2
m
16.9s
240 (WSW)
6am
5ft
NNE
30kt
3.2
m
8.2s
344 (NNW)
0.4
m
15.2s
244 (WSW)
0.3
m
12.1s
253 (WSW)
12pm
8-10ft
WSW
8kt
4.6
m
10s
321 (NW)
6pm
10ft
ENE
3kt
4.7
m
10.3s
317 (NW)
Sun
21/09
8-10ft
WSW
8kt
4.6
m
10s
321 (NW)
- bulletin_datetime_utc => 2025-09-18 06:00:00
- location_identifier => 166
- timezone => Pacific/Auckland