Rockpiles surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Wednesday 31 Dec 2025 HST
Forecast update in hr  min  s Forecast update imminent
Rockpiles surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Rockpiles sea temperature is
25.4° C
(Which is slightly warmer than usual)


How big are the waves at Rockpiles today?

The current surf forecast for Rockpiles at 11AM is: 1.2m 8s primary swell from a East-northeast direction and 0.4m 11s secondary swell from a Southeast direction (forecast issued at 01:00am December 31). An open ocean swell of 1.3m 14s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (31 Dec)4ft (1.2m)8s
Afternoon (31 Dec)4ft (1.2m)8s
Evening (31 Dec)4ft (1.2m)8s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
31
Thursday
01
Friday
02
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
1
0
0
0
0
0
0
0
1
0
0
0
1
Swell
Height Map
Wave Height (m) & direction (?)
1.3
E
1.3
E
1.2
ENE
1.2
ENE
1.2
ENE
1.3
E
1.2
E
1.2
ENE
1.3
E
0.8
E
0.5
SW
1.2
E
0.8
E
1.1
E
1
E
1.6
ENE
1.7
ENE
0.8
E
0.5
SW
2
ENE
2.5
ENE
2.5
ENE
2.3
ENE
2.2
ENE
Period(s) (?)88888888881689997791477888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2172171971972022231952072399012520494177153243261101103423637691576512
Wind
(km/h)
30
ENE
25
NE
25
NE
30
ENE
30
E
30
ENE
30
ENE
30
ENE
30
ENE
30
ENE
25
ENE
25
ENE
30
ENE
25
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
ENE
40
ENE
40
ENE
35
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
2:04AM
0.73
1:13PM
0.18
2:49AM
0.79
2:21PM
0.17
3:34AM
0.82
3:19PM
0.17
Low Tide
/ height (m)
9:37AM
0.11
6:58PM
-0.08
10:25AM
0.06
7:47PM
-0.09
11:07AM
0.04
Wednesday
31
Thursday
01
Friday
02
Sunrise---7:07-------7:07-------7:09----
Sunset------6:00-------6:00-------6:00-
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
rain showers
cloud
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
---------------1--1-----
Temp. °C242323232424242323232323242423232323232323232322
Feels °C (?)222121212120212020202021212220191919191919181818
  • 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 Rockpiles 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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