Army Beach Surf Break

Lat Long: 21.58° N 158.21° W

Army Beach Surf Forecast and Surf Report

Issued: 7 am 17 Jul 2026 (local time)

Forecast update in  hr  min

Today's Army Beach sea temperature is
26.3° C
0.1° 

Army Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


Army Beach surf forecast from 17 Jul 2026:

  • Best quality surf: Saturday 18 Jul, 2AM (local time) - 1.5ft (0.4m), 13s period, WNW swell with cross-offshore winds.
  • Most powerful swell: Thursday 23 Jul, 5AM (local time) - 1.5ft (0.5m), 16s period, SW swell with 129 kJ wave energy.
  • Next surfable swell (1★+): Saturday 18 Jul, 2AM (local time) - 1.5ft (0.4m), 13s period with WNW swell.

Best Forecast Surf Conditions for Army Beach this week:

The surf forecast for Army Beach over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jul 18) at 2AM. The primary swell is predicted to be 0.4m and 13s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Army Beach in the next 16 days are 0.5m 16s and forecast to arrive on Thursday (Jul 23) at 5AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.0m 7s period and expected on Saturday (Jul 18) at 5PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sat 18th Jul)1.5ft (0.4m) 13s
Best Surf 2AM (Sat 18th Jul)1.5ft (0.4m) 13s
Most Powerful 5AM (Thu 23rd Jul)1.5ft (0.5m) 16s

Table - best surf conditions forecast for Army Beach over the next 16 days.


Short Range Forecast

Mostly dry. Warm (max 28°C on Fri afternoon, min 24°C on Sat night). Wind will be generally light.

Days 4-6 Weather Summary

Mostly dry. Warm (max 26°C on Mon morning, min 24°C on Mon night). Wind will be generally light.

Friday
17
Saturday
18
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Thursday
23
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
AM
PM
Night
Rating
(10 max)
0
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
0.5
W
14
0.5
W
14
0.4
WNW
13
0.4
WNW
13
0.4
WNW
13
0.3
WNW
12
0.3
W
12
1.6
ENE
8
0.4
NNE
8
0.6
NNE
7
0.2
W
12
1.3
ENE
7
0.8
S
14
0.8
S
14
0.9
S
13
0.6
SSW
24
0.6
SSW
23
0.7
SSW
22
0.9
SSW
20
0.7
SSW
20
1
SSW
18
Wave Graph
Metric surfscale
Energy kJ
101
100
59
57
57
31
25
0
23
37
11
0
0
0
0
0
0
0
0
0
0
Wind (km/h)
15
ENE
20
ENE
15
E
20
ENE
25
ENE
25
ENE
25
ENE
25
ENE
15
E
20
NE
25
NE
20
ENE
15
NE
20
ENE
15
E
15
ENE
20
ENE
15
E
20
ENE
25
ENE
25
ENE
Wind State
cross
cross
cross-off
cross
cross
cross
cross
cross
cross-off
cross
cross
cross
cross
cross
cross-off
cross
cross
cross-off
cross
cross
cross-off
High Tide
5:59PM0.63m
6:59AM0.35m
6:24PM0.55m
8:20AM0.39m
6:42PM0.47m
9:49AM0.45m
6:39PM0.40m
11:07AM0.51m
12:05PM0.56m
12:51PM0.60m
Low Tide
10:48AM0.14m
1:13AM0.13m
11:42AM0.23m
1:39AM0.12m
12:53PM0.31m
2:07AM0.12m
3:01PM0.37m
2:37AM0.11m
3:13AM0.11m
3:58AM0.11m
4:52AM0.10m
clear
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:58
6:00
6:00
6:00
6:01
6:01
6:01
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
7:17
7:16
7:16
7:16
7:15
7:15
7:15
 mm
Temp °C
27
28
26
27
27
25
26
26
25
26
26
25
26
26
25
26
26
25
26
27
25
Feels °C
28
30
27
26
26
25
25
24
24
25
25
24
26
25
24
26
27
24
25
25
25
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Army Beach Surf forecast

The above surf forecast table for Army Beach provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Army Beach can be found by selecting the local surf guide option on the grey menu. Our Army Beach surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Army Beach) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Army Beach may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Army Beach is 21 km (13 miles) from Wahiawa. If you plan a vacation in Oahu, look for hotels and other accommodation in Wahiawa. Wahiawa has rooms for a wide range of budgets as well as car hire and transport links.

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