Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 pm Tuesday 17 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 7PM is: 2.2m 10s primary swell from a Northeast direction and 0.4m 13s secondary swell from a Northeast direction, 1.8m 8s secondary swell from a East direction (forecast issued at 01:00pm February 17). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (17 Feb)10ft (3.0m)9s
Afternoon (17 Feb)7ft (2.1m)10s
Evening (17 Feb)7ft (2.2m)10s

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

Updates in  hr  min  s Forecast update imminent
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM
Rating
(10 max)
0
0
0
1
1
1
1
1
1
0
0
1
1
1
1
1
0
0
0
1
1
1
1
2
Swell
Height Map
Wave Height (m) & direction (?)
2.3
NE
2.1
NE
2.1
NE
2.2
NE
2.2
NE
2.1
NE
2.1
NE
2.1
NE
2.1
NE
3
ENE
3
ENE
3
ENE
2.4
E
2.5
E
3
ENE
3
ENE
3
ENE
3
ENE
3
ENE
3
ENE
1.9
E
2.5
ENE
2.5
ENE
2.1
E
Period(s) (?)1010101010101010109999999910101010999
Wave
Graph
(?)Metric surfscale
Energy kJ (?)940799845895876784817817761126012601288909102913741312138114401536139063910341114732
Wind
(km/h)
30
E
30
E
35
E
35
E
30
E
30
E
30
E
30
E
35
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
30
E
25
E
25
E
25
E
25
E
25
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
cross-
on
crosscrosscrosscrosscrosscrosscrosscross-
on
cross-
on
crosscrosscrosscrosscrosscross-
on
cross-
on
cross-
on
crosscrosscrosscrosscross
High Tide
/ height (m)
3:02PM
0.63
3:41AM
0.92
3:43PM
0.67
4:06AM
0.87
4:27PM
0.70
4:30AM
0.81
Low Tide
/ height (m)
9:43AM
0.23
8:57PM
0.09
10:05AM
0.20
9:35PM
0.14
10:30AM
0.17
10:15PM
0.22
Tuesday
17
Wednesday
18
Thursday
19
Friday
20
Sunrise-------6:50-------6:48-------6:48
Sunset--6:22-------6:22-------6:22-----
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C232423212121212123242322212121212323222221212122
Feels °C (?)181918161616161618201918171717171919181918181820
  • 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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