Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 pm Wednesday 19 Nov 2025 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
26.2° 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 1AM is: 1.9m 7s primary swell from a East direction and 0.5m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm November 19). An open ocean swell of 2.3m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (20 Nov)5.5ft (1.7m)8s
Afternoon (20 Nov)6ft (1.8m)8s
Evening (20 Nov)6ft (1.8m)8s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
19
Thursday
20
Friday
21
Saturday
22
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
2
1
1
1
2
1
2
2
2
1
1
1
2
1
2
2
2
2
2
2
2
2
2
2
Swell
Height Map
Wave Height (m) & direction (?)
1.4
E
1.6
E
1.7
E
1.9
E
1.9
E
1.8
E
1.7
E
1.7
E
2.1
E
1.8
E
1.8
E
1.8
E
1.7
E
1.7
E
1.6
E
1.5
E
1.5
E
1.4
E
1.4
E
1.2
E
1.1
E
0.9
SE
1.4
E
1.2
E
Period(s) (?)6777788888888888888881288
Wave
Graph
(?)Metric surfscale
Energy kJ (?)153233278367388367328327537371391408364368323291295264257191165223264201
Wind
(km/h)
20
ENE
20
ENE
25
E
20
ENE
20
ENE
20
ENE
15
E
15
E
20
E
20
E
20
ENE
20
ENE
20
E
20
ENE
15
E
15
E
15
E
15
ENE
15
ENE
10
NE
15
ENE
15
ENE
15
E
10
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
2:34PM
0.21
4:10AM
0.56
3:00PM
0.19
4:42AM
0.56
3:25PM
0.17
5:17AM
0.55
Low Tide
/ height (m)
8:36PM
-0.02
11:28AM
0.15
9:01PM
-0.02
12:13PM
0.15
9:29PM
-0.02
1:09PM
0.15
Wednesday
19
Thursday
20
Friday
21
Saturday
22
Sunrise-----6:52-------6:54-------6:54--
Sunset5:54-------5:53-------5:53-------
part cloud
clear
part cloud
part cloud
clear
part cloud
clear
part cloud
light rain
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
part cloud
thunderstorm
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
--------1-1221--1-------
Temp. °C262424242424262625242424242425262524242323232625
Feels °C (?)262423242424262625242425252426272626262524242727
  • 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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