Army Beach surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Tuesday 21 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Army Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Army Beach sea temperature is
24.5° C
(Which is normal for this time of year)

How big are the waves at Army Beach today?

The current surf forecast for Army Beach at 6AM is: 0.5m 14s primary swell from a Southwest direction and 0.8m 7s secondary swell from a North-northeast direction (forecast issued at 01:00am April 21). An open ocean swell of 0.5m 7s is not directed at the surf break. The wind direction is predicted to be glassy.

Time (HST) & DateWave HeightWave Period
Morning (21 Apr)3ft (0.9m)8s
Afternoon (21 Apr)3ft (0.9m)8s
Evening (21 Apr)2.5ft (0.7m)16s

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


Updates in  hr  min  s Forecast update imminent
Tuesday
21
Wednesday
22
Thursday
23
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
1
1
1
1
1
1
1
2
1
2
4
4
3
2
1
0
1
1
1
1
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.5
W
0.5
W
0.5
SW
0.9
NNE
0.9
NNE
0.9
NNE
0.6
W
0.7
NNE
0.8
NNE
1
NNE
1.1
NW
1.2
NNE
1.3
NNE
1.3
NNE
1.3
NNE
1.2
NNW
1.2
NNE
1.2
NNE
1.1
NNE
1.1
NNE
1
NNE
1
NNE
1
NNE
1
NNE
Period(s) (?)131314888141615141413131312131212111111111010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)858891889395140223302437529514606587534451399392307291222218198186
Wind
(km/h)
5
ENE
5
ESE
5
SE
5
S
5
WSW
5
WNW
5
NNW
10
NNE
15
NE
10
ENE
5
ENE
5
ENE
5
NNE
10
NNE
15
NNE
20
NE
20
NE
15
NE
20
NE
20
NE
25
NE
25
NE
25
NE
25
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglassglassglassglassglassoncross-
on
cross-
on
crosscross-
off
glasscross-
on
cross-
on
cross-
on
cross-
on
crosscrosscrosscrosscross-
on
cross-
on
cross-
on
cross
High Tide
/ height (m)
7:46PM
0.68
8:56PM
0.65
9:58AM
0.17
Low Tide
/ height (m)
10:52AM
0.05
11:34AM
0.10
6:21AM
0.15
12:44PM
0.16
Tuesday
21
Wednesday
22
Thursday
23
Sunrise---6:07-------6:07-------6:07----
Sunset------6:53-------6:53-------6:54-
clear
thunderstorm
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
Rain (mm)
-1----------------------
Temp. °C242323242424242424232323242425242323232324232322
Feels °C (?)272626272727262626252626262526242324242323212120
  • 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 Army 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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