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Backdoor Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts:
Backdoor surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 1 pm Thursday 26 Mar 2026 HSTForecast 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
24.5° C
(Which is normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 5PM is: 1.8m 9s primary swell from a Northeast direction and 1.0m 14s secondary swell from a Northwest direction, 0.3m 12s secondary swell from a North direction (forecast issued at 01:00pm March 26). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (26 Mar) | 6ft (1.8m) | 9s |
| Afternoon (26 Mar) | 6ft (1.8m) | 9s |
| Evening (26 Mar) | 6ft (1.9m) | 9s |
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 | Sunday 29 | |||||||||||||||||||||
| 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |    |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 7 | 7 | 7 | 7 | 9 | 8 | 9 | 9 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 465 | 528 | 540 | 593 | 669 | 626 | 612 | 540 | 503 | 503 | 492 | 408 | 388 | 343 | 343 | 449 | 353 | 315 | 323 | 332 | 553 | 488 | 645 | 813 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide / height (m) | 11:38PM 0.71 | 11:27AM 0.30 | 12:18AM 0.71 | 12:22PM 0.37 | 12:50AM 0.70 | |||||||||||||||||||
Low Tide / height (m) | 2:38PM 0.19 | 7:46AM 0.26 | 4:29PM 0.19 | 7:35AM 0.24 | 5:41PM 0.19 | 7:40AM 0.22 | ||||||||||||||||||
Thursday 26 | Friday 27 | Saturday 28 | Sunday 29 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 | - | - | - | - | - | - | - | 6:28 |
| Sunset | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - | - | - | 6:45 | - | - | - | - | - |
 | | |  | | |  |  | | | |  | | | | |  | | | |  | | | | |
Rain (mm) | - | - | - | 1 | 1 | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 21 | 22 | 21 | 21 | 20 | 20 | 21 | 20 | 20 | 20 | 21 | 21 | 21 | 21 | 20 | 20 | 20 |
| Feels °C (?) | 21 | 21 | 19 | 20 | 18 | 18 | 19 | 19 | 20 | 18 | 18 | 16 | 17 | 18 | 17 | 16 | 15 | 16 | 16 | 16 | 16 | 15 | 15 | 15 |
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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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