Waimea Rivermouth Surf Break

Lat Long: 21.95° N 159.67° W

Waimea Rivermouth 48 hour detailed Surf Forecast

Issued: 7 am 04 Aug 2026 (local time)

Forecast update in  hr  min

Today's Waimea Rivermouth sea temperature is
27.0° C
0.4° 

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 (04 Aug):

  • Morning surf: Morning surf (04 Aug, local time) - 1.5ft (0.4m), 12s period with SSW swell.
  • Afternoon surf: Afternoon surf (04 Aug, local time) - 4ft (1.2m), 11s period with E swell.
  • Evening surf: Evening surf (04 Aug, local time) - 4ft (1.2m), 11s period with E swell.

The current surf forecast for Waimea Rivermouth at 11AM is: 0.4m 12s primary swell from a South-southwest direction (forecast issued at 07:00am August 04). An open ocean swell of 0.4m 6s is not directed at the surf break, a second open ocean swell of 0.9m 8s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (04 Aug)1.5ft (0.4m)12s
Afternoon (04 Aug)4ft (1.2m)11s
Evening (04 Aug)4ft (1.2m)11s

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


Short Range Forecast

Light rain (total 2mm), mostly falling on Tue afternoon. Warm (max 27°C on Tue morning, min 24°C on Tue night). Wind will be generally light.

Tuesday
4
Wednesday
5
Thursday
6
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
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
Rating
(10 max)
1
1
0
2
2
2
2
3
2
1
1
2
1
2
1
1
1
1
0
2
1
1
1
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.4
SSW
12
0.4
SSW
12
0.4
SSW
12
1.2
E
12
1.2
E
11
1.2
E
11
1.3
E
11
1.3
E
11
1.2
E
11
0.4
S
13
0.4
S
13
1.1
E
10
0.4
SW
15
1.1
E
10
0.4
SW
15
0.4
SW
15
0.4
SW
15
0.4
SW
14
0.4
SW
14
1
E
8
0.4
SW
14
0.4
SW
14
0.4
SW
14
Wave Graph
Metric surfscale
Energy kJ
48
47
47
390
351
338
396
388
326
55
52
240
57
226
57
57
57
54
54
133
52
53
53
Wind (km/h)
5
NE
10
ENE
5
E
5
E
5
ENE
10
ENE
10
ENE
15
ENE
10
ENE
10
ENE
10
E
10
E
5
E
5
ENE
10
ENE
10
ENE
10
NE
5
ENE
10
E
10
E
5
NE
10
E
10
NE
Wind State
cross-off
cross-off
cross
cross-off
glassy
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
cross-off
glassy
cross-off
cross-off
High Tide
8:40AM0.39m
6:44PM0.33m
10:03AM0.44m
11:24AM0.50m
Low Tide
2:18PM0.27m
2:09AM0.04m
2:59AM0.03m
part cloud
part cloud
part cloud
part cloud
thunderstorm
cloud
cloud
cloud
cloud
thunderstorm
cloud
cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:11
6:11
6:11
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:16
7:15
7:15
 mm
1
1
Temp °C
24
25
27
26
26
25
25
24
25
25
26
26
26
25
25
24
24
25
26
26
25
25
25
Feels °C
27
27
29
28
29
27
28
25
28
27
28
28
28
28
28
26
27
28
28
28
28
27
27
  • 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 

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