Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 1 pm Sunday 03 May 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
24.5° C
(Which is normal for this time of year)

How big are the waves at Waimea Rivermouth today?

The current surf forecast for Waimea Rivermouth at 6PM is: 1.2m 8s primary swell from a East direction and 0.6m 14s secondary swell from a South direction (forecast issued at 01:00pm May 03). An open ocean swell of 0.8m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (03 May)1.5ft (0.5m)16s
Afternoon (03 May)1.5ft (0.5m)14s
Evening (03 May)4.5ft (1.3m)8s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Mostly dry. Warm (max 25°C on Sun afternoon, min 22°C on Sun night). Wind will be generally light.

Sun
3
Monday
4
Tuesday
5
Wed
6
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
5 AM
8 AM
Rating
(10 max)
1
1
2
2
1
2
2
2
2
2
1
2
1
1
1
1
0
0
0
1
1
1
1
1
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
S
13
0.5
S
14
1.1
E
8
1.3
E
8
0.6
S
14
1.3
E
8
1.3
E
6
1.2
E
7
1.1
E
7
1
E
8
1.1
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.4
SSW
12
0.4
SSW
12
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.3
SSW
17
0.3
SSW
18
0.4
SSW
18
Wave Graph
Metric surfscale
Energy kJ
90
98
150
213
153
193
128
152
130
110
138
92
95
76
74
50
49
28
28
28
28
55
60
102
Wind (km/h)
10
ENE
10
ENE
10
E
15
ENE
15
ENE
15
ENE
15
ENE
15
ENE
10
ENE
10
E
10
E
10
ENE
10
NE
10
ENE
10
ENE
5
NNE
5
SW
10
WSW
10
WNW
10
WNW
5
NW
5
NNW
5
N
5
NNW
glassy
glassy
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-off
off
cross-off
cross-off
glassy
cross-on
cross-on
cross
cross-off
cross-off
cross-off
glassy
glassy
High Tide
5:25PM0.48m
4:01AM0.12m
6:03PM0.46m
4:10AM0.11m
6:47PM0.44m
Low Tide
9:45AM-0.07m
00:55AM0.10m
10:12AM-0.06m
2:13AM0.11m
10:41AM-0.04m
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:03
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:05
7:05
7:06
7:06
Temp °C
25
25
25
24
23
23
22
23
24
24
24
23
22
22
22
23
24
24
24
24
23
22
22
23
26
26
26
24
23
23
22
23
24
25
24
23
23
24
24
26
26
25
26
26
25
24
24
25
Swell 1
Height (m)
Direction
Period (s)
0.9
NW
12
0.9
NW
12
0.8
NW
11
0.8
NW
11
0.8
NW
11
0.7
NW
11
0.7
NW
11
1.1
NW
13
1.2
NW
13
1.4
NW
12
1.4
NW
12
1.4
NW
12
1.3
NNW
12
1.2
NW
12
1.1
NW
12
1.2
NW
11
1.1
NW
11
1.1
NW
11
1.1
NW
11
1.1
NW
11
0.9
NW
11
0.9
NW
10
0.9
NW
10
0.9
NW
10
Energy kJ
236
232
177
171
168
116
114
374
473
558
531
522
472
396
349
373
278
263
273
268
191
184
170
142
Swell 2
Height (m)
Direction
Period (s)
0.5
S
13
0.5
S
14
0.6
S
14
0.6
S
14
0.6
S
14
0.6
S
14
0.5
S
14
0.5
S
14
0.5
S
13
0.5
S
13
0.5
S
13
0.5
S
13
0.4
SSW
13
0.4
NNE
7
0.4
NNE
6
0.4
SSW
12
0.4
SSW
12
0.4
SE
10
0.4
SE
10
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SE
9
0.4
SSW
18
Energy kJ
90
98
150
150
153
150
104
98
90
89
89
87
57
15
14
50
49
25
24
23
22
21
21
102
Swell 3
Height (m)
Direction
Period (s)
0.5
NE
7
0.5
NE
7
0.4
NNE
4
0.4
NNE
4
0.5
NE
7
0.5
NE
6
0.5
NW
13
0.4
E
6
0.4
NE
6
0.4
SE
10
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.4
SSW
13
0.4
SSW
13
0.4
SE
10
0.3
SE
6
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
12
0.3
SSW
17
0.3
SSW
18
0.3
SE
7
Energy kJ
27
27
5
5
27
15
88
13
14
28
29
29
29
56
54
34
6
28
28
28
28
55
60
7
Wind waves
Height (m)
Direction
Period (s)
1.1
ENE
8
1.2
ENE
8
1.1
E
8
1.3
E
8
1.4
E
5
1.3
E
8
1.3
E
6
1.2
E
7
1.1
E
7
1
E
8
1.1
E
8
0.9
E
8
0.9
E
8
0.8
E
8
0.8
E
8
0.3
NW
3
Energy kJ
159
187
149
213
100
193
128
152
130
110
138
92
95
76
74
1
Nearest Offshore or Glassy
Rating
(10 max)
1
1
2
2
1
2
2
2
2
2
2
2
1
1
1
1
1
2
1
1
1
1
1
1
Distance (km)
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
0
3
33
25
0
0
0
0
0
Best forecast wave conditions in Kaua'i
Rating
(10 max)
1
1
2
2
2
2
2
3
2
2
3
3
3
3
3
2
1
2
2
2
2
2
2
2
Best forecast wave conditions in United States
Rating
(10 max)
2
2
3
3
3
3
3
3
2
2
3
3
3
3
3
3
2
2
2
2
3
3
2
2
Header Global
Rating
(10 max)
4
4
4
4
5
5
5
4
5
4
5
5
5
5
5
5
5
5
6
5
9
9
9
6
  • 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

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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest