Sandy Beach surf break

Sandy Beach surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Saturday 21 Mar 2026 HST
Forecast update in hr  min  s Forecast update imminent
Sandy Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Sandy Beach sea temperature is
24.6° C
(Which is normal for this time of year)

How big are the waves at Sandy Beach today?

The current surf forecast for Sandy Beach at 4PM is: 0.7m 18s primary swell from a South-southwest direction and 0.9m 5s secondary swell from a South-southwest direction (forecast issued at 07:00am March 21). An open ocean swell of 1.7m 12s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (21 Mar)2ft (0.6m)18s
Afternoon (21 Mar)2.5ft (0.7m)18s
Evening (21 Mar)6ft (1.8m)11s

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


Updates in  hr  min  s Forecast update imminent
Saturday
21
Sunday
22
Monday
23
Tue
24
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
3
2
3
2
1
0
2
1
2
2
1
2
1
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
S
0.6
SSW
0.6
SSW
0.7
SSW
0.9
SSW
1.8
NNE
1.7
NNE
1.6
NNE
0.7
SSW
0.7
SSW
0.7
SSW
0.7
SSW
0.7
SSW
0.7
SSW
0.7
SSW
0.8
NNE
0.7
SSW
0.7
SSW
0.7
SSW
0.6
SSW
1.3
NNE
0.4
SSW
1.7
NE
1.8
NE
Period(s) (?)12181818511111017161616161616101616151591566
Wave
Graph
(?)Metric surfscale
Energy kJ (?)1032162112763782172452025523422922622622322312021721219316927071216263
Wind
(km/h)
25
SSW
30
SSW
20
SW
20
SSW
15
SSW
10
WSW
15
SSW
15
WSW
10
W
10
SSW
15
SSW
5
WSW
10
SSW
5
SSW
0
NNW
10
N
15
NNE
20
NNE
25
NE
30
NE
35
NE
30
NE
30
NE
25
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
crosscrosscrosscrosscross-
off
crosscross-
off
cross-
off
crosscross-
on
cross-
off
crossglassglasscross-
off
cross-
off
cross-
off
crosscrosscrosscrosscrosscross
High Tide
/ height (m)
4:13AM
0.30
5:23PM
0.57
4:48AM
0.23
6:20PM
0.57
5:30AM
0.16
7:28PM
0.56
Low Tide
/ height (m)
10:29AM
-0.09
12:25AM
0.08
11:01AM
-0.08
1:57AM
0.09
11:39AM
-0.06
Saturday
21
Sunday
22
Monday
23
Tue
24
Sunrise-6:33-------6:33-------6:31------
Sunset----6:42-------6:42-------6:42---
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
Rain (mm)
1211231-1442-11322111111
Temp. °C242425252525242424242324242323222222232322222222
Feels °C (?)242325252627262627262326262526232221212018191920
  • 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

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 Sandy Beach 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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