Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Sunday 05 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 2PM is: 1.1m 7s primary swell from a East-northeast direction and 0.5m 12s secondary swell from a North-northwest direction, 0.3m 10s secondary swell from a North direction (forecast issued at 07:00am April 05). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (05 Apr)2.5ft (0.8m)7s
Afternoon (05 Apr)3.5ft (1.1m)7s
Evening (05 Apr)3.5ft (1.1m)7s

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


Updates in  hr  min  s Forecast update imminent
Sunday
05
Monday
06
Tuesday
07
Wed
08
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
1
Swell
Height Map
Wave Height (m) & direction (?)
0.9
NE
0.8
NE
1.1
ENE
1.1
ENE
1
ENE
1.1
ENE
0.8
NE
0.5
NNW
1
ENE
1
ENE
1.2
E
1.4
E
1.4
E
1.3
E
1.2
E
1.1
E
0.9
E
0.9
E
1.1
E
1
E
1
E
1
E
1.2
E
1
E
Period(s) (?)7777777117755555555566666
Wave
Graph
(?)Metric surfscale
Energy kJ (?)7764121124102105686696936410210686716543456562737912381
Wind
(km/h)
10
ESE
15
ESE
15
E
15
ENE
15
E
15
E
15
E
15
ESE
15
E
20
E
20
E
20
E
20
E
15
ESE
15
E
15
ESE
15
ESE
15
E
10
E
10
E
5
E
0
SSE
0
S
5
WSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscross-
on
cross-
on
cross-
on
crosscrosscrosscrosscross-
on
cross-
on
cross-
on
crosscrosscrosscrosscrosscrosscrosscrossglassglassglassglass
High Tide
/ height (m)
3:50AM
0.54
5:22PM
0.82
4:06AM
0.50
6:07PM
0.78
4:15AM
0.46
7:04PM
0.74
Low Tide
/ height (m)
10:03AM
0.13
12:01AM
0.40
10:28AM
0.15
1:10AM
0.43
10:57AM
0.18
Sunday
05
Monday
06
Tuesday
07
Wed
08
Sunrise-6:11-------6:11-------6:11------
Sunset----6:37-------6:37-------6:37---
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
clear
Rain (mm)
------------------------
Temp. °C212224242322222221222424242322222323242424242424
Feels °C (?)212123242222222220202323232322222423252526272726
  • 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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