Waimea Rivermouth surfForecast / HAW – Kaua'i / USA

information circle48hr Weather and Surf, issued 7 pm Saturday 10 Jan 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
25.3° C
(Which is slightly warmer than usual)


How big are the waves at Waimea Rivermouth today?

The current surf forecast for Waimea Rivermouth at 10PM is: 0.4m 9s primary swell from a Southeast direction (forecast issued at 07:00pm January 10). An open ocean swell of 2.5m 18s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (10 Jan)--
Afternoon (10 Jan)1.5ft (0.4m)9s
Evening (10 Jan)1.5ft (0.4m)9s

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

Updates in  hr  min  s Forecast update imminent
Saturday
10
Sunday
11
Monday
12
Tuesday
13
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
Swell
Height Map
Wave Height (m) & direction (?)
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SSE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.3
SE
0.3
SSE
0.5
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.4
SE
0.3
SSE
0.3
S
Period(s) (?)99998988988881488101010108101414
Wave
Graph
(?)Metric surfscale
Energy kJ (?)212019191832182121211717104133172424242418233836
Wind
(km/h)
10
W
5
WNW
5
WNW
5
WSW
5
WSW
5
SW
10
SW
15
SW
15
WSW
15
WSW
20
W
20
NW
20
NNW
20
NNW
25
N
20
NNW
15
N
20
NNE
15
NNE
10
NE
5
ENE
10
ENE
10
E
10
ESE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
glassglassglassglassononcross-
on
cross-
on
cross-
on
cross-
on
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoffoffoffglasscross-
off
cross-
off
glass
High Tide
/ height (m)
11:50PM
0.36
12:47AM
0.41
1:30AM
0.45
Low Tide
/ height (m)
3:45PM
0.02
4:27PM
0.01
5:12PM
-0.00
Saturday
10
Sunday
11
Monday
12
Tuesday
13
Sunrise-----7:18-------7:18-------7:18--
Sunset6:12-------6:13-------6:14-------
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
light rain
rain showers
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
Rain (mm)
-----------31-----------
Temp. °C242423232323242524232322222222232220201919192122
Feels °C (?)262726262626252625242322222018202017191819182022
  • 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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