Waimanu Bay Surf Break

Lat Long: 20.15° N 155.64° W

Waimanu Bay 48 hour detailed Surf Forecast

Issued: 1 pm 15 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waimanu Bay sea temperature is
27.0° C
0.5° 

Waimanu Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Waimanu Bay today (15 Aug):

  • Morning surf: Morning surf (15 Aug, local time) - 13ft (4.0m), 11s period with E swell.
  • Afternoon surf: Afternoon surf (15 Aug, local time) - 16ft (5.0m), 10s period with E swell.
  • Evening surf: Evening surf (15 Aug, local time) - 13ft (4.0m), 9s period with E swell.

The current surf forecast for Waimanu Bay at 9PM is: 4.0m 9s primary swell from a East direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 01:00pm August 15). An open ocean swell of 0.2m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (15 Aug)13ft (4.0m)11s
Afternoon (15 Aug)16ft (5.0m)10s
Evening (15 Aug)13ft (4.0m)9s

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


Short Range Forecast

Moderate rain (total 19mm), heaviest on Sat afternoon. Warm (max 28°C on Sun morning, min 25°C on Sat night). Winds decreasing (gales from the E on Sat afternoon, light winds from the E by Tue morning).

Sat
15
Sunday
16
Monday
17
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
0
0
0
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
4
E
10
5
E
10
5
E
10
4.5
E
9
4
ESE
9
3
E
9
2.5
E
8
2.4
E
8
2.5
E
8
2.5
E
8
2.4
E
8
2.2
E
8
2
E
8
1.8
ENE
8
1.6
ENE
8
1.6
ENE
8
1.6
ENE
8
1.5
ENE
8
1.5
ENE
8
1.4
ENE
8
1.4
ENE
8
Wave Graph
Metric surfscale
Energy kJ
3848
5320
4828
3344
2176
1243
919
759
804
832
674
558
471
385
308
273
273
240
240
210
215
Wind (km/h)
60
ENE
65
E
55
ESE
45
ESE
45
ESE
25
ESE
20
ESE
15
ESE
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
20
E
15
E
20
E
15
E
Wind State
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross
High Tide
4:38PM0.81m
5:20AM0.67m
4:59PM0.72m
6:13AM0.67m
5:15PM0.64m
Low Tide
10:18AM0.22m
11:09PM0.18m
11:01AM0.32m
11:37PM0.19m
11:50AM0.41m
thunderstorm
mod rain
light rain
light rain
light rain
cloud
part cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:51
6:50
6:50
 mm
3
8
5
1
2
1
1
1
Temp °C
26
27
27
26
25
26
27
27
28
28
27
26
26
26
26
26
26
26
26
25
25
Feels °C
20
20
21
22
21
26
28
29
29
29
29
28
28
28
28
28
27
27
27
26
26
  • 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
How to use the Wavefinder 

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 Waimanu 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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