- Forecast
- Maps
- Live
- Weather State
- Spot Information
Backdoor Surf Forecast
/ HAW – Oahu (122 breaks) / Hawaii (267 breaks) /
Surf Forecasts
Backdoor surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Tuesday 29 Apr 2025 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
25.6° C
(Which is 1.0°C warmer than normal for this time of year)How big are the waves at Backdoor today?
The current surf forecast for Backdoor at 1PM is: 0.8m 11s primary swell from a Northwest direction (forecast issued at 07:00am April 29). An open ocean swell of 0.7m 8s is not directed at the surf break. The wind direction is predicted to be glassy.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Apr) | 2.5ft (0.8m) | 11s |
| Afternoon (29 Apr) | 2.5ft (0.8m) | 11s |
| Evening (29 Apr) | 2ft (0.6m) | 11s |
Table - waves today at Backdoor. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| 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 | 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 | 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 | |
Rating (10 max) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Swell Height Map |    |    |    |    |    |    |    |    | ||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Period(s) (?) | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 19 | 18 | 18 | 16 | 16 | 16 | 15 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 11 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 12 | 11 | 14 | 13 | 11 | 11 | 13 | 13 | 12 | 12 | 12 | 13 | 12 |
Wave (?)Graph  | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Energy (?) | 147 | 147 | 145 | 140 | 137 | 117 | 90 | 84 | 80 | 79 | 47 | 47 | 79 | 148 | 330 | 486 | 566 | 683 | 641 | 720 | 785 | 721 | 721 | 689 | 620 | 488 | 480 | 472 | 429 | 335 | 302 | 302 | 256 | 211 | 151 | 149 | 146 | 176 | 118 | 90 | 90 | 116 | 106 | 78 | 111 | 75 | 55 | 69 | 105 | 64 | 63 | 56 | 55 | 61 | 79 | 73 | 93 | 122 | 114 | 142 |
Wind (km/h) | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | off | glass | glass | glass | glass | glass | cross- off | off | off | 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 | 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 | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off | cross- off |
High Tide / height (m) | 4:50PM 0.82 | 1:26AM 0.37 | 5:46PM 0.79 | 6:50PM 0.74 | 8:00PM 0.70 | 9:07PM 0.67 | 10:43AM 0.26 | 10:02PM 0.64 | 11:50AM 0.35 | 10:43PM 0.61 | 12:24PM 0.43 | |||||||||||||||||||||||||||||||||||||||||||||||||
Low Tide / height (m) | 8:47AM -0.02 | 12:59AM 0.37 | 9:20AM 0.00 | 9:54AM 0.05 | 10:30AM 0.11 | 11:09AM 0.18 | 6:36AM 0.24 | 12:42PM 0.26 | 6:09AM 0.23 | 3:18PM 0.32 | 6:09AM 0.21 | |||||||||||||||||||||||||||||||||||||||||||||||||
Tuesday 29 | Wednesday 30 | Thursday 01 | Friday 02 | Saturday 03 | Sunday 04 | Monday 05 | Tuesday 06 | |||||||||||||||||||||||||||||||||||||||||||||||||||||
| Sunrise | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:01 | - | - | - | - | - | - | - | 6:00 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - | - | - | - | - | - | 5:58 | - | - |
| Sunset | - | - | - | - | 6:57 | - | - | - | - | - | - | - | 6:57 | - | - | - | - | - | - | - | 6:57 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:58 | - | - | - | - | - | - | - | 6:59 | - | - | - | - | - | - | - | 6:59 | - | - | - | - | - | - | - |
 |  |  | | | |  | | | | | | | | | | | | | | | | | |  |  | | | |  | | | | | | | | | | | | | | | | | | |  |  | | | | | | | | | | | |
Rain (mm) | 1 | 1 | - | 1 | 1 | 1 | - | 1 | - | - | - | 1 | 1 | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | 1 | - | - | - | - | - | - | - | 1 | 1 | - | - |
| Temp. °C | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 25 | 24 | 24 | 23 | 24 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 24 | 25 | 25 | 24 | 24 | 23 | 23 | 24 | 24 | 25 | 24 | 24 | 24 | 23 | 23 | 24 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 |
| Feels °C (?) | 25 | 26 | 27 | 27 | 28 | 26 | 26 | 26 | 25 | 26 | 27 | 26 | 25 | 24 | 25 | 24 | 24 | 24 | 24 | 24 | 24 | 23 | 23 | 22 | 23 | 22 | 21 | 23 | 22 | 22 | 21 | 20 | 20 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 21 | 21 | 21 | 23 | 21 | 21 | 22 | 20 | 20 | 21 | 23 | 23 | 22 | 22 | 22 | 22 | 21 | 22 | 22 | 22 |
- 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.
Nearest