Smoothwater Bay surfForecast / West Coast South Island / New Zealand

information circle48hr Weather and Surf, issued 6 pm Tuesday 20 Jan 2026 NZDT
Forecast update in hr  min  s Forecast update imminent
Smoothwater Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Smoothwater Bay sea temperature is
16.7° C
(Which is slightly warmer than usual)


How big are the waves at Smoothwater Bay today?

The current surf forecast for Smoothwater Bay at 12AM is: 1.0m 13s primary swell from a Southwest direction and 0.9m 11s secondary swell from a North-northeast direction (forecast issued at 06:00pm January 20). The wind direction is predicted to be glassy and the swell rating is 3.

Time (NZDT) & DateWave HeightWave Period
Morning (21 Jan)4.5ft (1.3m)10s
Afternoon (21 Jan)4.5ft (1.3m)10s
Evening (21 Jan)4.5ft (1.3m)10s

Table - waves today at Smoothwater Bay. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM
Rating
(10 max)
1
2
3
3
3
3
3
2
3
3
3
3
3
3
3
1
2
1
2
5
2
3
1
0
Swell
Height Map
Wave Height (m) & direction (?)
1.1
SW
1.1
SW
1.1
SW
1
SW
1.2
NNE
1.3
NNE
1.4
NNE
1.4
NNE
1.3
NNE
1.3
NNE
0.6
WSW
1.3
NNE
0.8
WSW
0.9
WSW
0.9
WSW
1
WSW
1.2
WSW
1.2
WSW
3
WSW
3
WSW
1.5
WSW
3
WSW
3
WSW
3
WSW
Period(s) (?)1313131210101010101022102020191818188161616815
Wave
Graph
(?)Metric surfscale
Energy kJ (?)39438837630629632639641935835233833150059659066683581794752861094473612613805
Wind
(km/h)
10
NNW
5
SSW
5
SSW
5
WSW
10
SE
5
ESE
5
S
5
ENE
0
S
0
NE
10
SW
5
S
10
SSW
10
S
5
WNW
15
W
25
WSW
25
WSW
20
WSW
20
SW
20
WSW
25
WSW
25
WSW
40
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onglassglassglassoffglasscross-
off
crossglassglasscross-
off
cross-
off
cross-
off
offglasscrosscrosscrosscrosscross-
off
crosscrosscrosscross
High Tide
/ height (m)
1:18PM
2.06
1:40AM
2.02
1:54PM
2.08
2:17AM
2.01
2:30PM
2.07
2:54AM
1.99
Low Tide
/ height (m)
7:29PM
0.46
7:47AM
0.45
8:06PM
0.42
8:23AM
0.43
8:45PM
0.40
9:00AM
0.43
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
Sunrise-----6:28-------6:28-------6:31--
Sunset-9:23-------9:23-------9:22------
clear
cloud
part cloud
part cloud
cloud
cloud
light rain
cloud
cloud
light rain
light rain
part cloud
part cloud
cloud
clear
clear
clear
rain showers
part cloud
part cloud
light rain
rain showers
cloud
cloud
Rain (mm)
------2--11------1--11--
Temp. °C171718171516161616151616161619192018171616151514
Feels °C (?)16171817131515151615151615151917171415141311116
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder

Latest Updates

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Smoothwater Bay surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.


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