Army Beach surfForecast / HAW – Oahu / USA

information circle12 Day Weather and Surf, issued 1 pm Wednesday 28 Jan 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
24.8° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Army Beach this week:

The surf forecast for Army Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Jan 28) at 8PM. The primary swell is predicted to be 1.5m 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 12 days are 5.0m 16s and forecast to arrive on Tuesday (Feb 03) at 5PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.7m 6s period and expected on Monday (Feb 02) at 2PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 8PM (Wed 28th Jan)5ft (1.5m) 13s
Best Surf 5AM (Wed 4th Feb)13ft (4.0m) 15s
Most Powerful 5PM (Tue 3rd Feb)16ft (5.0m) 16s

Table - best surf conditions forecast for Army Beach over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 25°C on Thu afternoon, min 21°C on Fri night). Wind will be generally light.

Days 3-6 Weather Summary Light rain (total 9mm), mostly falling on Mon night. Warm (max 24°C on Sun afternoon, min 21°C on Tue morning). Winds increasing (calm on Sat afternoon, fresh winds from the SW by Mon afternoon).

Wed
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
Tuesday
03
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
3
3
4
4
3
2
0
6
4
5
4
4
2
1
1
2
0
0
7
8
5
Swell
Height Map
Wave Height (m) & direction (?)
1.6
NNW
1.3
NNW
1.6
NW
2.5
NW
2.5
NW
3
NW
3.5
NW
4
NW
3.5
NW
3
NW
2.3
NW
1.9
NW
1.6
NW
1.1
NW
0.8
NW
1.2
NW
3.5
NW
4.5
NW
5
NW
4.5
NW
3.5
NW
Period(s) (?)131216151414171615141313121217151414161514
Wave
Graph
(?)Metric surfscale
Energy kJ (?)8884731367265029853163676576554640324018471167666303389648459592761367288174681
Wind
(km/h)
15
SW
10
SSW
10
SSW
15
SW
5
NW
20
NNE
20
NNE
15
NE
10
ENE
5
SSE
10
ESE
10
SW
20
SW
20
SW
35
SSW
35
SW
30
NW
30
NNE
25
NE
15
E
5
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
oncross-
on
cross-
on
crosscrossglasscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
oncross-
on
crosscross-
off
glass
High Tide
/ height (m)
1:41AM
0.74
12:19PM
0.20
2:24AM
0.78
1:29PM
0.21
3:03AM
0.79
2:23PM
0.24
3:39AM
0.78
3:12PM
0.28
4:13AM
0.75
4:00PM
0.32
4:42AM
0.69
4:48PM
0.35
5:08AM
0.63
Low Tide
/ height (m)
5:11PM
0.03
10:02AM
0.18
6:13PM
0.01
10:13AM
0.17
7:09PM
-0.01
10:33AM
0.16
7:59PM
-0.01
10:55AM
0.15
8:45PM
0.01
11:17AM
0.14
9:29PM
0.06
11:39AM
0.14
10:12PM
0.12
12:00PM
0.14
Wed
28
Thursday
29
Friday
30
Saturday
31
Sunday
01
Monday
02
Tuesday
03
Sunrise--7:11--7:11--7:09--7:09--7:09--7:09--7:09
Sunset6:19--6:20--6:21--6:21--6:22--6:22--6:22--
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
rain showers
clear
clear
clear
clear
Rain (mm)
----------------9----
Temp. °C242424252423232223232323242324242421222022
Feels °C (?)242625262524222024252524242421212216181723
  • 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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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 12 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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