Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 pm Friday 10 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
24.3° 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 3AM is: 0.9m 8s primary swell from a South-southeast direction (forecast issued at 07:00pm April 10). An open ocean swell of 1.6m 11s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (11 Apr)2.5ft (0.7m)13s
Afternoon (11 Apr)2ft (0.6m)13s
Evening (11 Apr)2ft (0.6m)13s

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


Updates in  hr  min  s Forecast update imminent
Friday
10
Saturday
11
Sunday
12
Monday
13
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
2
2
2
1
1
2
2
0
0
1
1
1
1
0
0
0
1
1
0
0
1
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
S
1.4
S
0.7
S
0.9
SSE
0.9
SE
0.7
S
0.7
S
0.6
S
0.6
S
0.6
S
0.6
S
0.6
S
0.6
S
0.5
S
0.5
S
0.6
S
0.5
S
0.5
S
0.6
S
0.4
SW
0.4
SW
0.4
SW
0.3
SW
0.3
S
Period(s) (?)148148813131313131313121212121212121212131311
Wave
Graph
(?)Metric surfscale
Energy kJ (?)20323320311288171168125125125123115108737910378691014239422721
Wind
(km/h)
5
NW
5
WNW
0
WNW
0
WNW
0
NW
0
SSW
5
SSW
5
WSW
5
WNW
5
NNW
5
SE
5
WSW
0
W
5
S
10
WSW
5
SSE
0
SSW
0
SSE
10
SE
10
SE
15
E
15
ESE
10
ESE
5
SSE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglassglassglassglassglasscross-
on
crosscross-
off
glassglassglasscross-
on
cross-
on
cross-
on
glassglasscross-
on
cross-
on
cross-
off
crosscrossglass
High Tide
/ height (m)
11:48PM
0.37
12:32PM
0.13
12:32AM
0.38
1:11PM
0.19
1:08AM
0.38
1:48PM
0.26
Low Tide
/ height (m)
3:39PM
0.06
7:38AM
0.05
5:19PM
0.06
7:44AM
0.03
6:28PM
0.05
7:55AM
0.01
Friday
10
Saturday
11
Sunday
12
Monday
13
Sunrise-----6:22-------6:20-------6:20--
Sunset6:55-------6:57-------6:57-------
light rain
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
cloud
cloud
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
light rain
light rain
light rain
cloud
cloud
cloud
Rain (mm)
1----------2112128432---
Temp. °C222222222222242424232321212121212120202020212324
Feels °C (?)252525242524262525242623242323232423212120212427
  • 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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