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Surf Forecasts:

Waimanu Bay surfForecast / HAW – Big Island / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 19 Nov 2025 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
26.2° 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 3AM is: 0.6m 15s primary swell from a North-northwest direction and 0.4m 8s secondary swell from a North-northwest direction, 1.1m 7s secondary swell from a East direction (forecast issued at 01:00am November 19). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (19 Nov)5ft (1.5m)7s
Afternoon (19 Nov)5.5ft (1.7m)7s
Evening (19 Nov)6ft (1.8m)7s

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

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Wednesday
19
Thursday
20
Friday
21
11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.2
E
0.5
NW
0.6
NW
0.8
NW
1.8
E
1.7
E
1.8
E
0.9
NW
1
NW
1.1
NW
1.2
NW
1.3
NNW
2
E
2.3
E
2.2
E
2.2
E
2.1
E
2
E
2
E
2
E
2.1
E
2.1
E
1.9
E
1.8
E
Period(s) (?)71615156771414141413888888888888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)143123178258247266321349412465540590509593588603579539539533597597501448
Wind
(km/h)
15
ENE
20
E
25
E
25
E
30
E
25
E
25
E
30
E
30
E
30
E
25
E
30
E
30
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
25
E
20
E
25
E
25
E
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on		cross-
on		crosscross-
on		cross-
on		crosscrosscrosscrosscrosscrosscrosscross-
on		cross-
on		cross-
on		cross-
on		crosscrosscrosscrosscross-
on		cross-
on		crosscross-
on
High Tide
/ height (m)
2:43AM
0.93
1:46PM
0.51
3:14AM
0.95
2:15PM
0.49
3:47AM
0.95
2:43PM
0.47
Low Tide
/ height (m)
9:24AM
0.34
7:53PM
0.06
10:01AM
0.33
8:21PM
0.06
10:39AM
0.34
Wednesday
19
Thursday
20
Friday
21
Sunrise---6:33-------6:33-------6:35----
Sunset------5:40-------5:40-------5:40-
part cloud
part cloud
part cloud
rain showers
light rain
rain showers
light rain
light rain
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
Rain (mm)
---11212----------------
Temp. °C252424242424242424242324262625242424242425262525
Feels °C (?)262524232323232222222221242524232323232324262525
  • 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.

View detailed surf forecast for Waimanu Bay at:
surf-forecast.com

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