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Surf Forecasts:

Boneyards surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Wednesday 18 Mar 2026 HST
Forecast update in hr  min  s Forecast update imminent
Boneyards surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Boneyards sea temperature is
24.3° C
 (Which is normal for this time of year)

How big are the waves at Boneyards today?

The current surf forecast for Boneyards at 11AM is: 1.9m 12s primary swell from a North-northwest direction (forecast issued at 07:00am March 18). An open ocean swell of 0.4m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (HST) & DateWave HeightWave Period
Morning (18 Mar)5.5ft (1.7m)13s
Afternoon (18 Mar)6ft (1.8m)12s
Evening (18 Mar)5ft (1.6m)12s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table
Wednesday
18
Thursday
19
Friday
20
Sat
21
5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM
Rating
(10 max)
4
4
4
3
3
3
3
3
3
3
2
2
2
2
2
2
2
2
2
2
1
2
2
2
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.5
N
1.6
N
1.9
NNW
1.8
NNW
1.8
NNW
1.7
NNW
1.6
NNW
1.5
N
1.5
N
1.5
N
1.4
N
1.3
N
1.3
N
1.2
N
1.2
N
1.1
N
1.1
N
1.1
N
1
N
1.2
N
1.3
N
1.3
N
1.3
N
1.2
N
Period(s) (?)131312121212121111111111111110101010101212111111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)8128781085916901847730596576553475403389319308244244239202393449396396326
Wind
(km/h)
5
E
10
E
10
ESE
10
ESE
10
ESE
10
ESE
10
SE
5
SE
10
ESE
10
SE
10
ESE
15
ESE
10
SSE
10
SE
10
SSE
10
SSE
10
S
10
S
10
SSW
15
SSW
15
SSW
10
SSW
15
SSW
10
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offcross-
off		cross-
off		offoffoffoffoffoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		cross-
off
High Tide
/ height (m)
2:16AM
0.68
2:42PM
0.58
2:36AM
0.63
3:24PM
0.64
2:53AM
0.58
4:10PM
0.67
Low Tide
/ height (m)
8:40AM
0.16
8:33PM
0.21
8:58AM
0.12
9:19PM
0.26
9:18AM
0.09
10:09PM
0.32
Wednesday
18
Thursday
19
Friday
20
Sat
21
Sunrise-6:37-------6:37-------6:35------
Sunset----6:42-------6:42-------6:43---
clear
part cloud
cloud
cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
-----------2211111-12212
Temp. °C222223242423232323232525252424232324252625242423
Feels °C (?)252424252525252625242726262526242426272726262625
  • 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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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 Boneyards 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 Boneyards at:
surf-forecast.com

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