Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 pm Wednesday 28 Jan 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
25.1° C
(Which is slightly warmer than usual)


How big are the waves at Waimanu Bay today?

The current surf forecast for Waimanu Bay at 11PM is: 1.3m 14s primary swell from a North-northwest direction and 0.7m 8s secondary swell from a East direction (forecast issued at 07:00pm January 28). The wind direction is predicted to be glassy and the swell rating is 3.

Time (HST) & DateWave HeightWave Period
Morning (28 Jan)--
Afternoon (28 Jan)5.5ft (1.7m)14s
Evening (28 Jan)4.5ft (1.4m)14s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
28
Thursday
29
Friday
30
Saturday
31
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
4
3
3
3
3
2
2
2
2
3
3
2
2
2
2
2
3
3
3
3
4
3
2
3
Swell
Height Map
Wave Height (m) & direction (?)
1.6
NNW
1.4
NNW
1.3
NNW
1.3
NNW
1.2
NNW
1.1
NNW
1
NNW
0.9
NNW
0.7
NW
0.8
NW
1
NW
0.9
NW
1.3
NW
1.4
NW
1.5
NW
1.5
NW
1.4
NW
1.1
NW
1.7
NW
2.3
NW
2.4
NNW
2.4
NNW
2.3
NW
2.2
NNW
Period(s) (?)141414131313121216161515141515141418171717161616
Wave
Graph
(?)Metric surfscale
Energy kJ (?)996811643536491408292230264366432365676795953902731787171729683074289225942355
Wind
(km/h)
5
ESE
5
ESE
0
NNW
5
WNW
0
N
5
NE
5
NNE
5
NE
0
N
5
E
5
E
5
ESE
5
ESE
5
ESE
5
ENE
10
NNE
10
ENE
10
E
10
E
10
ESE
10
ESE
10
ESE
10
ENE
10
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglassglassglassglassglassglassglassglassglasscrosscrosscrosscross-
on
oncross-
on
cross-
on
crosscrosscrosscrosscross-
on
cross-
on
High Tide
/ height (m)
1:13AM
0.94
11:56AM
0.44
1:55AM
1.00
12:59PM
0.47
2:33AM
1.04
1:48PM
0.51
Low Tide
/ height (m)
5:14PM
0.08
8:23AM
0.37
6:13PM
0.03
8:50AM
0.32
7:04PM
-0.00
9:18AM
0.29
Wednesday
28
Thursday
29
Friday
30
Saturday
31
Sunrise-----6:58-------6:58-------6:58--
Sunset6:10-------6:12-------6:12-------
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C242323232323252424242323232425252423232222232424
Feels °C (?)272627262726282728272625252627272625252323242526
  • 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

Latest Updates

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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