Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Thursday 26 Mar 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waimanu Bay surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waimanu Bay sea temperature is
24.6° C
(Which is normal for this time of year)

How big are the waves at Waimanu Bay today?

The current surf forecast for Waimanu Bay at 10PM is: 1.7m 9s primary swell from a North-northeast direction and 0.4m 11s secondary swell from a North direction (forecast issued at 01:00pm March 26). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (26 Mar)6ft (1.9m)9s
Afternoon (26 Mar)6ft (1.9m)9s
Evening (26 Mar)5.5ft (1.7m)9s

Table - waves today at Waimanu Bay. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Thursday
26
Friday
27
Saturday
28
Sunday
29
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
1
1
1
1
2
2
1
1
1
0
0
0
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.9
NNE
1.9
NNE
1.9
NNE
1.7
NNE
1.7
NNE
1.7
NNE
1.5
NE
1.4
NE
1.5
NE
1.4
NE
1.5
NNE
1.4
NE
1.1
NE
1.1
NE
1.3
NNE
1.1
NE
0.9
NE
1.1
N
0.8
NE
1
NE
1.5
NNE
1
NE
1
NE
1.3
N
Period(s) (?)99999999999999991011997999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)599627641508460450365325359325370330208179249183154291117155210159162274
Wind
(km/h)
15
NE
15
NE
15
NE
15
ENE
10
E
5
ESE
10
E
15
E
10
E
10
ENE
10
ENE
10
ENE
10
E
5
ENE
10
NE
15
NE
20
NE
20
NE
25
NE
20
NE
20
NE
15
NE
15
NE
15
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
oncross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
ononononcross-
on
cross-
on
cross-
on
on
High Tide
/ height (m)
9:26AM
0.37
11:25PM
0.83
11:30AM
0.43
12:16AM
0.84
12:29PM
0.51
12:55AM
0.84
Low Tide
/ height (m)
3:16PM
0.23
6:54AM
0.31
4:51PM
0.23
7:13AM
0.27
6:00PM
0.21
7:33AM
0.23
Thursday
26
Friday
27
Saturday
28
Sunday
29
Sunrise-------6:20-------6:18-------6:18
Sunset--6:35-------6:35-------6:35-----
clear
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
part cloud
rain showers
light rain
light rain
light rain
light rain
part cloud
part cloud
part cloud
part cloud
Rain (mm)
---------------11111----
Temp. °C232423222121212224242322222121212121212020202021
Feels °C (?)232423222221212224242322222222202020191818181819
  • 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 Waimanu Bay 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest