20 April 2026: Tsunami Alert Issued for NE Japan

A magnitude-7.4 earthquake off the coast of Sanriku has triggered a tsunami warning. latest updates

Army Beach surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 pm Sunday 19 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
24.7° 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 11PM is: 0.6m 12s primary swell from a Northwest direction and 0.5m 7s secondary swell from a North-northeast direction (forecast issued at 07:00pm April 19). An open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.

Time (HST) & DateWave HeightWave Period
Morning (19 Apr)--
Afternoon (19 Apr)2ft (0.6m)13s
Evening (19 Apr)2ft (0.6m)12s

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


Updates in  hr  min  s Forecast update imminent
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM
Rating
(10 max)
1
0
2
2
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
2
4
3
3
2
Swell
Height Map
Wave Height (m) & direction (?)
0.6
NW
0.6
NW
0.6
NW
0.6
NW
0.6
NW
0.6
NW
0.5
W
0.5
W
0.5
SW
0.5
SW
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
NW
1.3
NNE
1.3
NNE
Period(s) (?)121212121211131314141313148881416151414141313
Wave
Graph
(?)Metric surfscale
Energy kJ (?)939089918477828310310385889188101106140223298437529573606587
Wind
(km/h)
5
WNW
5
NNE
10
E
10
E
10
E
10
ESE
5
SSE
5
SE
5
E
5
SSE
5
S
5
SSW
0
NNW
0
N
5
WNW
10
NW
10
N
10
NNE
15
NE
15
ENE
10
E
10
ENE
10
NNE
15
NNE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glasscross-
on
cross-
off
cross-
off
cross-
off
cross-
off
glassglassglassglassglassglassglassglassglasscross-
on
oncross-
on
cross-
on
crosscross-
off
crosscross-
on
cross-
on
High Tide
/ height (m)
3:50AM
0.23
6:41PM
0.72
7:46PM
0.68
Low Tide
/ height (m)
1:53AM
0.22
10:16AM
0.02
10:52AM
0.05
11:34AM
0.10
Sunday
19
Monday
20
Tuesday
21
Wednesday
22
Sunrise-----6:09-------6:07-------6:07--
Sunset6:52-------6:53-------6:53-------
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
clear
clear
clear
clear
Rain (mm)
------------------------
Temp. °C242424232323242424242323232324242424242323232424
Feels °C (?)272726252525272727272626272727262625252425252625
  • 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.


Nearest locationNearest
Nearest locationNearest
Nearest locationNearest