Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 7 am Tuesday 10 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
24.5° 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 11AM is: 1.7m 9s primary swell from a East direction and 0.2m 10s secondary swell from a North-northwest direction (forecast issued at 07:00am March 10). An open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (10 Mar)5ft (1.6m)9s
Afternoon (10 Mar)5ft (1.6m)9s
Evening (10 Mar)4.5ft (1.4m)9s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
10
Wednesday
11
Thursday
12
Fri
13
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
1
1
1
1
1
0
2
2
2
2
1
1
0
2
1
1
1
1
0
1
1
0
1
1
Swell
Height Map
Wave Height (m) & direction (?)
1.7
E
1.6
E
1.7
E
1.6
E
1.5
E
1.4
E
1.4
E
1.3
ENE
1.3
ENE
1.2
ENE
1.2
ENE
1.2
ENE
0.9
ENE
1.2
E
1
ENE
0.9
ENE
0.9
ENE
0.8
ENE
0.8
ENE
0.8
ENE
0.8
ENE
0.8
ENE
0.7
NE
0.7
ENE
Period(s) (?)999999988888989888888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)47341345539034029029025225221221221213220515811311186868484806254
Wind
(km/h)
15
ESE
15
ESE
15
E
15
E
15
E
15
ESE
10
SE
5
WSW
5
WSW
0
E
10
NNW
10
NNW
10
NW
0
NNE
5
SSE
5
S
5
W
5
ENE
5
N
5
NNW
5
NW
5
ESE
5
SE
0
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscrosscross-
off
cross-
off
glassglasscross-
on
cross-
on
cross-
on
glassglassglassglassglassonglassglasscrossglassglass
High Tide
/ height (m)
9:45PM
0.67
11:17PM
0.71
12:08AM
0.76
Low Tide
/ height (m)
12:27PM
0.24
1:52PM
0.26
3:51PM
0.26
Tuesday
10
Wednesday
11
Thursday
12
Fri
13
Sunrise-6:35-------6:33-------6:33------
Sunset----6:30-------6:30-------6:30---
clear
clear
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
cloud
part cloud
part cloud
part cloud
thunderstorm
thunderstorm
thunderstorm
clear
clear
clear
clear
thunderstorm
thunderstorm
thunderstorm
part cloud
clear
Rain (mm)
------------211----132--
Temp. °C222325242423242323242525252424242424262625242524
Feels °C (?)222325242523262526272727272727272726282928262827
  • 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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