Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 am Sunday 26 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waimea Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimea Rivermouth sea temperature is
25.2° C
(Which is slightly warmer than usual)

How big are the waves at Waimea Rivermouth today?

The current surf forecast for Waimea Rivermouth at 1PM is: 0.5m 14s primary swell from a Southwest direction (forecast issued at 07:00am April 26). An open ocean swell of 0.9m 11s is not directed at the surf break, a second open ocean swell of 0.7m 8s is not directed at the surf break, a second open ocean swell of 0.9m 4s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (26 Apr)1.5ft (0.5m)14s
Afternoon (26 Apr)1.5ft (0.5m)14s
Evening (26 Apr)1.5ft (0.5m)14s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 4mm), mostly falling on Mon night. Warm (max 25°C on Sun morning, min 22°C on Sun night). Wind will be generally light.

Sunday
26
Monday
27
Tuesday
28
Wed
29
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
2 AM
Rating
(10 max)
1
1
0
1
1
1
1
1
1
1
1
0
0
1
0
0
1
0
0
1
1
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
0.5
SW
15
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.6
SSW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SW
13
0.4
SW
13
1.1
E
7
1
E
7
0.9
ENE
7
0.9
E
7
0.9
E
7
0.3
SW
12
0.8
NW
12
0.3
SE
6
Wave Graph
Metric surfscale
Energy kJ
104
103
103
103
138
100
96
92
89
69
68
68
67
67
44
43
124
0
0
79
77
22
0
5
Wind (km/h)
15
NE
10
ENE
10
E
10
E
10
ENE
10
E
15
ENE
15
ENE
10
ENE
10
ENE
10
E
10
ESE
10
E
10
ENE
15
ENE
15
E
15
ENE
10
E
10
ENE
10
E
10
E
15
NE
15
E
15
ENE
cross-off
cross-off
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
glassy
off
cross-off
cross-off
High Tide
1:23PM0.27m
00:57AM0.36m
2:04PM0.34m
1:32AM0.32m
2:40PM0.41m
Low Tide
7:19AM-0.01m
6:54PM0.09m
7:39AM-0.03m
7:56PM0.09m
7:57AM-0.05m
8:50PM0.09m
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
rain showers
rain showers
clear
clear
clear
rain showers
rain showers
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:09
6:09
6:09
6:07
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:01
7:02
7:02
7:02
1
1
1
1
Temp °C
22
23
25
25
25
24
23
22
22
23
25
25
25
24
23
23
22
23
25
25
25
24
23
23
22
24
26
25
26
25
23
22
23
24
26
26
26
25
23
24
22
24
27
27
26
25
23
24
Swell 1
Height (m)
Direction
Period (s)
0.9
NNW
12
0.9
NNW
12
0.9
NNW
12
0.9
NNW
11
0.9
NW
11
0.9
NW
11
0.9
NW
11
0.7
NW
11
0.7
NW
11
0.7
NW
11
0.7
NW
11
0.7
NW
10
0.7
NW
10
0.6
NW
10
0.6
NNW
10
0.6
NNW
10
0.5
NW
10
0.5
NW
10
0.5
NW
10
0.6
NW
13
0.7
NW
13
0.8
NW
13
0.8
NW
12
0.8
NW
12
Energy kJ
255
247
231
223
182
176
172
119
119
117
115
108
106
82
68
68
50
49
48
111
168
196
181
175
Swell 2
Height (m)
Direction
Period (s)
0.8
NNE
8
0.8
NNE
8
0.8
NNE
8
0.7
NE
8
0.7
NNE
8
0.7
NNE
8
0.7
NNE
8
0.6
NNE
8
0.6
NNE
8
0.5
NE
8
0.5
NE
8
0.5
NE
8
0.6
NNE
8
0.6
NE
7
0.5
NE
7
0.5
NE
7
0.5
NE
7
0.5
NE
7
0.4
NW
14
0.5
NW
10
0.4
NNE
7
0.3
SE
7
0.3
NNE
4
0.4
NNE
7
Energy kJ
72
72
72
57
51
51
52
40
40
29
28
28
37
44
25
25
24
23
65
47
20
8
3
21
Swell 3
Height (m)
Direction
Period (s)
0.5
SW
15
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.6
SSW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.5
SW
14
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
0.4
SW
13
0.4
SW
13
0.4
SE
7
0.4
NW
14
0.5
NE
7
0.4
NNE
7
0.3
SE
7
0.3
SW
12
0.3
NE
7
0.3
SE
6
Energy kJ
104
103
103
103
138
100
96
92
89
69
68
68
67
67
44
43
11
73
24
19
8
22
8
5
Wind waves
Height (m)
Direction
Period (s)
0.9
ENE
8
0.9
ENE
8
0.8
ENE
8
0.9
E
4
0.9
E
4
0.9
E
5
0.9
E
5
0.8
E
5
0.7
E
5
0.9
ENE
8
0.8
ENE
8
0.8
ENE
8
0.8
ENE
8
1
ENE
8
1.5
ENE
7
1.5
ENE
6
1.1
E
7
1
E
7
0.9
ENE
7
0.9
E
7
0.9
E
7
0.4
NNE
4
1
E
4
1.1
E
5
Energy kJ
98
96
75
31
33
35
37
29
24
94
85
81
79
123
215
160
124
106
82
79
77
5
41
51
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
0
0
3
0
0
0
0
0
0
0
0
3
3
0
3
3
0
18
149
0
0
4
4
4
Best forecast wave conditions in Kaua'i
Rating
(10 max)
3
3
3
1
3
3
2
2
2
2
2
1
1
1
1
1
2
2
2
2
1
2
2
Best forecast wave conditions in United States
Rating
(10 max)
4
3
3
2
3
3
2
2
2
2
2
2
2
2
2
2
2
2
1
2
2
2
2
2
Header Global
Rating
(10 max)
5
7
9
8
8
7
6
6
6
6
5
5
5
5
5
5
5
8
9
9
9
6
6
9
  • 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

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