The Cove surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Friday 17 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
The Cove surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's The Cove sea temperature is
24.5° C
(Which is normal for this time of year)

How big are the waves at The Cove today?

The current surf forecast for The Cove at 1PM is: 0.6m 13s primary swell from a South direction and 0.6m 7s secondary swell from a East direction (forecast issued at 07:00am April 17). An open ocean swell of 0.5m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (17 Apr)1.5ft (0.5m)12s
Afternoon (17 Apr)2ft (0.6m)13s
Evening (17 Apr)1.5ft (0.5m)13s

Table - waves today at The Cove. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Friday
17
Saturday
18
Sunday
19
Mon
20
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
0
0
0
0
0
1
0
0
0
0
0
0
1
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.4
WSW
0.5
S
0.6
S
0.6
S
0.5
S
0.5
S
0.5
S
0.5
S
0.5
S
0.5
S
1
E
1
E
1
E
0.9
E
0.9
E
0.9
E
0.8
E
0.4
WSW
0.6
E
0.6
E
0.4
SW
0.4
SSW
0.4
SSE
0.4
SSE
Period(s) (?)141113131313131212126766666126616161111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)646412512386858580767378868065656248442828651004040
Wind
(km/h)
15
ENE
15
ENE
20
E
20
E
20
ENE
10
NE
15
ENE
35
ENE
25
E
15
E
10
E
10
SSW
0
SW
15
E
20
ENE
15
ENE
10
ENE
10
ENE
5
SE
10
SSE
5
SSE
10
E
10
ENE
15
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscrosscrosscrosscrosscross-
off
crosscrosscrosscrosscross-
on
cross-
on
glasscrosscrosscrosscrosscrossonononcrosscrosscross
High Tide
/ height (m)
3:14AM
0.45
4:18PM
0.77
3:49AM
0.39
5:02PM
0.80
4:25AM
0.34
5:50PM
0.80
Low Tide
/ height (m)
9:14AM
0.00
11:00PM
0.17
9:43AM
-0.00
12:02AM
0.18
10:15AM
0.00
1:12AM
0.20
Friday
17
Saturday
18
Sunday
19
Mon
20
Sunrise-6:11-------6:09-------6:09------
Sunset----6:52-------6:52-------6:52---
clear
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
clear
part cloud
part cloud
clear
part cloud
part cloud
part cloud
cloud
cloud
thunderstorm
cloud
cloud
cloud
Rain (mm)
--------------------1---
Temp. °C222325262524242323242626252423232323242424242423
Feels °C (?)222324252425252022252728292523242425262527262624
  • 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 The Cove 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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