Waialua Rivermouth surfForecast / HAW – Molokai / USA

information circle48hr Weather and Surf, issued 1 am Friday 10 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waialua Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waialua Rivermouth sea temperature is
24.2° C
(Which is normal for this time of year)

How big are the waves at Waialua Rivermouth today?

The current surf forecast for Waialua Rivermouth at 6AM is: 1.6m 7s primary swell from a East-southeast direction and 1.4m 7s secondary swell from a East direction (forecast issued at 01:00am April 10). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (10 Apr)5.5ft (1.7m)7s
Afternoon (10 Apr)6ft (1.8m)8s
Evening (10 Apr)4.5ft (1.3m)8s

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


Updates in  hr  min  s Forecast update imminent
Friday
10
Saturday
11
Sunday
12
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
0
0
2
2
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1.3
E
1.4
E
1.6
ESE
1.7
ESE
1.4
E
1.8
ESE
1.5
E
1.3
E
1.2
E
1.1
E
0.8
NW
1.1
NW
1.3
NW
1.4
NW
1.4
NW
1.3
NW
1.3
NW
1.3
NW
1.3
NW
1.2
NW
1.2
NW
1.1
NW
1.1
NW
1.4
NW
Period(s) (?)88777888871212121111101010101010101012
Wave
Graph
(?)Metric surfscale
Energy kJ (?)187217259286200356259191163131217367433479453384369311305268268208208522
Wind
(km/h)
15
SSE
30
S
15
S
25
S
25
S
30
S
30
S
25
S
20
SSE
25
S
20
S
20
S
20
S
20
S
15
S
10
ESE
5
ESE
10
S
10
SSE
10
S
10
WSW
5
WNW
30
N
30
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross-
on
cross-
on
cross-
on
cross-
off
offcross-
off
cross-
off
High Tide
/ height (m)
9:40PM
0.48
10:58AM
0.16
10:38PM
0.50
11:42AM
0.21
11:25PM
0.51
12:19PM
0.28
Low Tide
/ height (m)
6:05AM
0.03
3:08PM
0.08
6:27AM
0.02
4:37PM
0.07
6:47AM
-0.01
5:45PM
0.06
Friday
10
Saturday
11
Sunday
12
Sunrise---6:11-------6:11-------6:09----
Sunset------6:44-------6:44-------6:45-
light rain
cloud
cloud
light rain
light rain
rain showers
light rain
thunderstorm
rain showers
thunderstorm
thunderstorm
clear
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
cloud
thunderstorm
mod rain
mod rain
heavy rain
light rain
Rain (mm)
1--12111211--11211-169245
Temp. °C252524232323232323232324242525242424242423222120
Feels °C (?)252324222221222323232324242626262727262625251918
  • 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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