Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 am Saturday 02 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
24.7° 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 11AM is: 1.3m 8s primary swell from a East direction (forecast issued at 07:00am May 02). An open ocean swell of 1.2m 14s is not directed at the surf break, a second open ocean swell of 0.6m 7s 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 (02 May)4.5ft (1.3m)8s
Afternoon (02 May)5ft (1.5m)8s
Evening (02 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 morning, min 22°C on Sat night). Wind will be generally light.

Saturday
2
Sunday
3
Monday
4
Tue
5
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)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2
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)
1.4
E
8
1.3
E
8
1.3
E
8
1.5
E
8
1.4
E
8
1.3
E
8
0.6
S
16
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.2
E
8
1.2
E
8
1.2
E
8
1.3
E
8
1.2
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
7
1.1
E
7
0.9
E
8
0.9
E
8
0.8
E
8
Wave Graph
Metric surfscale
Energy kJ
223
191
196
255
222
193
179
135
138
144
149
177
173
182
208
169
163
133
133
130
131
89
92
74
Wind (km/h)
15
ENE
15
ENE
10
ENE
10
E
10
E
10
NE
10
ENE
15
ENE
10
NE
10
ENE
10
E
10
NE
10
E
15
ENE
15
ENE
15
ENE
15
ENE
10
ENE
10
ENE
10
E
10
E
10
ENE
10
ENE
10
ENE
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
cross
cross-off
cross-off
cross-off
cross-off
High Tide
3:19AM0.17m
4:50PM0.49m
3:42AM0.14m
5:25PM0.48m
4:01AM0.12m
6:03PM0.46m
Low Tide
9:20AM-0.08m
00:01AM0.10m
9:45AM-0.07m
00:55AM0.10m
10:12AM-0.06m
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
6:05
6:05
6:05
6:03
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:05
7:05
7:05
7:06
Temp °C
22
23
24
24
24
23
23
22
22
23
25
25
25
24
23
23
22
23
24
24
24
23
22
22
22
23
24
24
24
24
24
22
23
24
26
26
25
24
23
23
22
23
25
25
25
24
23
24
Swell 1
Height (m)
Direction
Period (s)
1.4
NW
15
1.3
NW
14
1.2
NW
14
1.1
NW
13
1.1
NW
13
1.1
NW
13
1.1
NW
13
0.9
NW
12
0.9
NW
12
0.9
NW
12
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
NW
13
1.2
NW
13
1.3
NW
12
1.3
NW
12
1.4
NW
12
1.3
NW
12
1.2
NW
12
Energy kJ
784
667
534
458
444
380
363
248
240
240
236
232
177
171
168
116
114
325
473
494
471
522
455
407
Swell 2
Height (m)
Direction
Period (s)
0.6
NE
7
0.6
S
14
0.6
NE
7
0.6
NNE
7
0.5
NE
7
0.6
S
15
0.6
S
16
0.5
S
16
0.5
S
13
0.5
S
16
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
0.4
SSW
13
0.4
SSW
13
0.4
SSW
13
Energy kJ
43
142
44
37
27
155
179
131
90
131
90
98
150
150
153
150
104
100
90
89
89
58
57
56
Swell 3
Height (m)
Direction
Period (s)
0.4
SSW
16
0.6
NE
7
0.5
S
14
0.5
S
14
0.5
S
14
0.5
NE
7
0.5
NE
7
0.5
S
13
0.5
S
16
0.5
S
13
0.4
NE
8
0.4
NE
7
0.4
NE
7
0.3
SE
6
0.4
SE
6
0.4
NE
7
0.5
NW
13
0.4
NE
6
0.4
NE
6
0.4
NE
6
0.4
SE
11
0.4
SE
11
0.4
SE
11
0.3
SE
9
Energy kJ
85
44
104
106
106
26
26
87
132
86
20
19
19
5
8
19
88
14
14
9
29
30
29
14
Wind waves
Height (m)
Direction
Period (s)
1.4
E
8
1.3
E
8
1.3
E
8
1.5
E
8
1.4
E
8
1.3
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.1
E
8
1.2
E
8
1.2
E
8
1.2
E
8
1.3
E
8
1.2
E
8
1.2
E
8
1.1
E
8
1.1
E
8
1.1
E
7
1.1
E
7
0.9
E
8
0.9
E
8
0.8
E
8
Energy kJ
223
191
196
255
222
193
160
135
138
144
149
177
173
182
208
169
163
133
133
130
131
89
92
74
Nearest Offshore or Glassy
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
Distance (km)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
0
0
0
0
Best forecast wave conditions in Kaua'i
Rating
(10 max)
4
3
2
3
3
3
3
2
2
3
2
2
2
2
2
2
2
3
2
3
3
3
3
3
Best forecast wave conditions in United States
Rating
(10 max)
4
3
3
3
3
3
3
2
2
3
2
3
3
3
2
3
3
3
3
4
3
3
3
3
Header Global
Rating
(10 max)
5
4
4
4
4
4
4
4
5
4
4
4
4
4
5
5
5
4
5
4
5
5
5
5
  • 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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