Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Friday 03 Apr 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
24.4° 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 6AM is: 1.4m 8s primary swell from a Northeast direction and 0.2m 9s secondary swell from a East-southeast direction (forecast issued at 01:00am April 03). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (03 Apr)4.5ft (1.3m)8s
Afternoon (03 Apr)4.5ft (1.4m)8s
Evening (03 Apr)4ft (1.2m)8s

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


Updates in  hr  min  s Forecast update imminent
Friday
03
Saturday
04
Sunday
05
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
1.5
NE
1.4
NE
1.4
NE
1.3
NE
1.4
NE
1.4
NE
1.3
NE
1.2
NE
1.1
NE
1.1
NE
1.1
NE
0.8
ENE
0.9
ENE
1.1
NE
1.1
NE
0.9
ENE
0.9
ENE
1
NE
0.9
ENE
0.8
NE
0.9
ENE
0.9
ENE
0.9
NE
1
ENE
Period(s) (?)998888888889888887777777
Wave
Graph
(?)Metric surfscale
Energy kJ (?)34229325621625724520516014114113192991551479581107936490907891
Wind
(km/h)
20
E
15
E
15
E
15
E
20
E
15
ENE
15
ENE
15
E
15
E
15
E
15
E
20
ENE
15
ENE
15
NE
10
NE
15
ENE
15
ENE
15
E
15
E
15
E
15
ENE
15
ENE
15
ENE
15
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscrosscross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscrosscross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
3:09AM
0.64
4:08PM
0.86
3:30AM
0.59
4:43PM
0.85
3:50AM
0.54
5:22PM
0.82
Low Tide
/ height (m)
9:48PM
0.28
9:17AM
0.11
10:29PM
0.32
9:40AM
0.11
11:12PM
0.36
10:03AM
0.13
Friday
03
Saturday
04
Sunday
05
Sunrise---6:13-------6:13-------6:11----
Sunset------6:37-------6:37-------6:37-
cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
Rain (mm)
------------------------
Temp. °C212121212222212121212121232323212121202223242323
Feels °C (?)192020202021202020191919222223202020192122242222
  • 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.


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