Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Monday 23 Feb 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
24.5° 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: 1.2m 16s primary swell from a North direction and 1.8m 9s secondary swell from a North-northeast direction (forecast issued at 07:00am February 23). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (23 Feb)5.5ft (1.7m)8s
Afternoon (23 Feb)4.5ft (1.4m)16s
Evening (23 Feb)6ft (1.9m)15s

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


Updates in  hr  min  s Forecast update imminent
Monday
23
Tuesday
24
Wednesday
25
Thu
26
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
1
2
2
3
2
2
2
3
2
2
2
2
0
0
0
1
1
1
1
1
1
2
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1.4
NNE
1.7
NNE
0.8
N
1.2
N
1.6
N
1.9
N
2.2
N
3
NNE
3
NNE
3
NNE
3
N
3
NNE
3
NNE
2.5
N
2.4
N
2.3
N
2.2
N
2.1
N
2
N
1.9
N
1.8
N
1.8
N
1.8
N
2
NNE
Period(s) (?)8817161615151515141414141414131313131312121212
Wave
Graph
(?)Metric surfscale
Energy kJ (?)210353386762131416762117415741004226352139894010265921221866165914911355120710209569401125
Wind
(km/h)
10
WNW
5
NNE
10
NE
10
NE
15
ENE
15
ENE
10
ENE
10
ENE
15
NE
15
NE
15
NE
20
NE
25
ENE
25
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
ENE
20
E
15
E
20
E
25
E
20
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crossononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
oncross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
crosscross-
on
cross-
on
High Tide
/ height (m)
5:30AM
0.57
9:09PM
0.74
10:53PM
0.78
12:03AM
0.85
Low Tide
/ height (m)
12:51PM
0.16
2:02PM
0.18
3:39PM
0.18
Monday
23
Tuesday
24
Wednesday
25
Thu
26
Sunrise-6:46-------6:46-------6:45------
Sunset----6:24-------6:24-------6:24---
thunderstorm
rain showers
rain showers
thunderstorm
part cloud
rain showers
rain showers
rain showers
light rain
light rain
rain showers
rain showers
rain showers
rain showers
light rain
rain showers
rain showers
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
Rain (mm)
1111-112221111111-------
Temp. °C212122222121212120212121212020202020212221202020
Feels °C (?)212223232121212220202020191818191818192019181818
  • 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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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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