Waimea Rivermouth Surf Break

Lat Long: 21.95° N 159.67° W

Waimea Rivermouth 48 hour detailed Surf Forecast

Issued: 1 pm 23 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waimea Rivermouth sea temperature is
26.9°C
0.0° 

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


How big are the waves at Waimea Rivermouth today (23 Aug):

  • Morning surf: Morning surf (23 Aug, local time) - 5ft (1.5m), 8s period with E swell.
  • Afternoon surf: Afternoon surf (23 Aug, local time) - 5ft (1.5m), 7s period with E swell.
  • Evening surf: Evening surf (23 Aug, local time) - 5ft (1.6m), 7s period with E swell.

The current surf forecast for Waimea Rivermouth at 8PM is: 1.6m 7s primary swell from a East direction (forecast issued at 01:00pm August 23). An open ocean swell of 0.7m 12s is not directed at the surf break, a second open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (23 Aug)5ft (1.5m)8s
Afternoon (23 Aug)5ft (1.5m)7s
Evening (23 Aug)5ft (1.6m)7s

Table - waves today at Waimea Rivermouth. (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Warm (max 29°C on Sun afternoon, min 24°C on Tue night). Wind will be generally light.

Sun
23
Monday
24
Tuesday
25
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)
2
2
2
1
1
2
2
2
2
2
2
2
2
2
2
1
1
2
3
3
1
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)
1.7
E
8
1.5
E
7
1.5
E
7
1.6
E
7
0.6
SSW
14
1.5
E
8
1.6
E
7
1.5
E
7
1.5
E
7
1.9
E
6
2.1
E
6
1.8
E
6
1.6
E
7
1.5
E
6
1.4
E
6
0.5
SSW
16
1.9
E
6
2
E
7
1.9
E
7
1.8
E
7
0.6
SSW
14
Wave Graph
Metric surfscale
Energy kJ
332
236
226
257
140
249
275
230
205
275
350
239
222
190
156
146
284
342
351
352
163
Wind (km/h)
5
ENE
10
ENE
15
ENE
15
ENE
15
ENE
15
ENE
10
ENE
10
ENE
10
E
10
E
10
ENE
15
ENE
15
ENE
15
ENE
15
ENE
15
E
15
E
15
E
15
ENE
15
ENE
15
ENE
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
High Tide
1:59PM0.52m
1:32AM0.20m
2:31PM0.54m
2:07AM0.23m
3:00PM0.55m
Low Tide
9:32PM0.15m
7:02AM0.04m
9:42PM0.14m
7:43AM0.02m
9:54PM0.13m
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:18
6:18
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:02
7:01
7:00
 mm
Temp °C
29
29
28
27
26
26
26
26
28
28
28
26
26
26
26
26
27
28
27
26
25
Feels °C
32
31
29
28
27
28
28
28
30
30
31
28
28
28
28
27
28
28
28
27
25
  • 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 Waimea Rivermouth 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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