Backdoor surfForecast / HAW – Oahu / USA

information circle48hr Weather and Surf, issued 7 am Thursday 26 Feb 2026 HST
Forecast update in hr  min  s Forecast update imminent
Backdoor surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Backdoor sea temperature is
24.2° C
(Which is normal for this time of year)

How big are the waves at Backdoor today?

The current surf forecast for Backdoor at 10AM is: 1.5m 12s primary swell from a North-northeast direction and 0.6m 13s secondary swell from a North-northeast direction (forecast issued at 07:00am February 26). An open ocean swell of 1.2m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.

Time (HST) & DateWave HeightWave Period
Morning (26 Feb)5ft (1.5m)12s
Afternoon (26 Feb)4.5ft (1.4m)12s
Evening (26 Feb)4.5ft (1.3m)12s

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


Updates in  hr  min  s Forecast update imminent
Thursday
26
Friday
27
Saturday
28
Sun
01
5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM5AM8AM11AM2PM5PM8PM11PM2AM
Rating
(10 max)
2
2
2
2
2
2
1
2
2
2
2
2
2
2
2
2
2
2
1
1
2
2
2
3
Swell
Height Map
Wave Height (m) & direction (?)
1.6
NNE
1.6
NNE
1.4
NNE
1.4
NNE
1.4
NNE
1.4
NNE
1.3
NNE
1.2
NNE
1.2
NNE
1.1
NNE
1.1
NNE
1
NNE
1
NNE
1
NNE
1
NNE
1
NNE
0.9
NNE
0.9
NNE
0.9
NNE
0.8
NNE
0.6
WNW
0.7
NW
0.9
NW
1.1
NW
Period(s) (?)121311121212121211111111111110101010101015141413
Wave
Graph
(?)Metric surfscale
Energy kJ (?)680762463497505505437368349275270222222218210186151135135109142211293444
Wind
(km/h)
20
E
20
E
20
E
20
E
20
E
20
E
20
ESE
15
ESE
15
ESE
15
SE
15
ESE
10
ESE
5
E
15
E
15
ESE
15
ESE
15
ESE
15
ESE
15
E
15
ESE
15
ESE
15
ESE
15
SE
10
SE
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
offoffoffoffoffcross-
off
cross-
off
cross-
off
cross-
off
offcross-
off
cross-
off
cross-
off
cross-
off
cross-
off
offoff
High Tide
/ height (m)
1:00AM
0.77
11:45AM
0.32
1:34AM
0.78
12:44PM
0.37
Low Tide
/ height (m)
4:37PM
0.11
8:46AM
0.28
5:45PM
0.09
8:42AM
0.27
6:38PM
0.08
Thursday
26
Friday
27
Saturday
28
Sun
01
Sunrise-6:54-------6:54-------6:52------
Sunset----6:34-------6:35-------6:35---
part cloud
part cloud
clear
clear
part cloud
clear
clear
part cloud
part cloud
part cloud
clear
part cloud
cloud
part cloud
part cloud
part cloud
cloud
part cloud
clear
part cloud
clear
cloud
cloud
part cloud
Rain (mm)
------------------------
Temp. °C202122222221202020202223222221212121222323222222
Feels °C (?)171819191918181818192123232221212120212223222223
  • 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 Backdoor 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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