Number Fours surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 1 am Monday 02 Mar 2026 HST
Forecast update in hr  min  s Forecast update imminent
Number Fours surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Number Fours sea temperature is
24.4° C
(Which is normal for this time of year)

How big are the waves at Number Fours today?

The current surf forecast for Number Fours at 7AM is: 0.4m 9s primary swell from a South-southeast direction (forecast issued at 01:00am March 02). An open ocean swell of 0.7m 10s is not directed at the surf break, a second open ocean swell of 0.5m 12s is not directed at the surf break, a second open ocean swell of 0.6m 5s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (02 Mar)1.5ft (0.4m)9s
Afternoon (02 Mar)1ft (0.3m)10s
Evening (02 Mar)1ft (0.3m)10s

Table - waves today at Number Fours. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent
Monday
02
Tuesday
03
Wednesday
04
11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM
Rating
(10 max)
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
1
Swell
Height Map
Wave Height (m) & direction (?)
0.4
SSE
0.4
SSE
0.4
SSE
0.4
SSE
0.4
SSE
0.3
SSE
0.3
SSE
0.3
SSE
0.3
SSE
0.3
SSE
1.9
E
1.5
E
1.4
ENE
1.3
ENE
1.3
E
1.3
E
1.5
E
1.8
E
2
E
1.9
E
1.9
E
1.9
E
2.2
E
2.2
E
Period(s) (?)99991010101091076667777777888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)32323329301818181718321182155143152152202293416397397419603603
Wind
(km/h)
10
ENE
15
NE
15
ENE
15
ENE
20
ENE
25
ENE
20
ENE
25
ENE
35
ENE
35
ENE
35
ENE
40
ENE
40
ENE
30
ENE
30
ENE
35
ENE
30
ENE
30
ENE
35
ENE
30
ENE
25
E
10
ENE
30
ENE
35
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
High Tide
/ height (m)
3:31AM
0.63
3:55PM
0.35
4:03AM
0.58
4:32PM
0.39
4:33AM
0.52
5:10PM
0.43
Low Tide
/ height (m)
8:42PM
-0.02
10:16AM
-0.02
9:30PM
-0.00
10:38AM
-0.02
10:16PM
0.02
11:00AM
-0.02
Monday
02
Tuesday
03
Wednesday
04
Sunrise---6:50-------6:50-------6:48----
Sunset------6:36-------6:36-------6:36-
cloud
cloud
cloud
cloud
cloud
cloud
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
part cloud
Rain (mm)
------------------------
Temp. °C232323232424242323232222232323232323232323242323
Feels °C (?)252424242423242220201817182020202121202021252019
  • 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

Latest Updates

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 Number Fours 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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