Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 1 pm Saturday 04 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
24.0° 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 5PM is: 0.4m 18s primary swell from a Southwest direction and 0.4m 10s secondary swell from a Southeast direction (forecast issued at 01:00pm April 04). An open ocean swell of 0.5m 6s is not directed at the surf break, a second open ocean swell of 0.8m 5s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (04 Apr)1.5ft (0.4m)10s
Afternoon (04 Apr)1ft (0.3m)15s
Evening (04 Apr)1.5ft (0.4m)10s

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


Updates in  hr  min  s Forecast update imminent
Saturday
04
Sunday
05
Monday
06
Tuesday
07
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
1
1
0
0
0
1
1
0
0
0
0
1
1
1
0
0
0
0
1
1
1
1
1
Swell
Height Map
Wave Height (m) & direction (?)
0.4
SE
0.3
SW
0.4
SW
0.4
SE
0.4
SE
0.3
SE
0.4
SW
0.4
SW
0.4
SSW
0.9
ESE
0.4
SE
0.5
NW
0.4
SSW
0.5
SSW
0.5
SSW
0.5
NW
0.5
NW
0.4
SSW
0.5
SSW
0.6
SSW
0.6
SSW
0.7
SSW
0.7
SSW
0.6
S
Period(s) (?)10151810101018171610414161617131217161616161919
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2833822525157976105166701021531600092144201203283387273
Wind
(km/h)
5
ENE
5
ENE
5
E
10
ENE
10
NE
10
ENE
10
ENE
10
ENE
10
ESE
10
ESE
10
ENE
10
E
10
ENE
15
ENE
10
E
15
E
15
ESE
15
SE
15
SE
10
ESE
10
ESE
10
ESE
10
SE
5
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglasscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscrossglasscrosscross-
off
cross-
off
cross-
off
cross-
off
crosscrosscrosscrosscrosscrosscrosscross-
on
High Tide
/ height (m)
5:46PM
0.43
4:31AM
0.17
6:26PM
0.41
4:26AM
0.14
7:14PM
0.39
Low Tide
/ height (m)
10:27AM
-0.06
12:31AM
0.12
10:49AM
-0.05
1:45AM
0.13
11:13AM
-0.04
Saturday
04
Sunday
05
Monday
06
Tuesday
07
Sunrise-------6:28-------6:26-------6:26
Sunset--6:53-------6:54-------6:54-----
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
clear
rain showers
rain showers
rain showers
part cloud
rain showers
part cloud
clear
clear
clear
rain showers
Rain (mm)
--------------111-1----1
Temp. °C232324222221212223232322222221222323232322222122
Feels °C (?)242325222221212223232423222221222322232423232223
  • 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.


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