- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:
Avalanche surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Friday 29 May 2026 HSTForecast update in hr min s Forecast update imminent
Avalanche surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Avalanche sea temperature is
25.1° C
(Which is normal for this time of year)How big are the waves at Avalanche today (29 May):
- Morning surf: Morning surf (29 May, local time) - 3.5ft (1.0m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (29 May, local time) - 3.5ft (1.1m), 10s period with NE swell.
- Evening surf: Evening surf (29 May, local time) - 3ft (0.9m), 9s period with NE swell.
The current surf forecast for Avalanche at 3PM is: 1.1m 10s primary swell from a Northeast direction and 0.7m 11s secondary swell from a Northwest direction (forecast issued at 07:00am May 29). An open ocean swell of 0.9m 19s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 May) | 3.5ft (1.0m) | 8s |
| Afternoon (29 May) | 3.5ft (1.1m) | 10s |
| Evening (29 May) | 3ft (0.9m) | 9s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Warm (max 25°C on Fri afternoon, min 22°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 29 | Saturday 30 | Sunday 31 | Mon 1 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 11 | NE 8 | NE 10 | NE 10 | NE 10 | NE 9 | NE 8 | NNW 11 | NNW 11 | NE 8 | NNW 10 | NNW 10 | NNW 10 | N 10 | N 10 | N 9 | N 9 | NNE 8 | NNE 8 | NNW 9 | N 8 | N 11 | N 11 | N 10 | |
189 | 133 | 188 | 204 | 200 | 129 | 138 | 101 | 99 | 93 | 86 | 100 | 100 | 94 | 92 | 133 | 127 | 58 | 48 | 47 | 30 | 85 | 83 | 75 | |
Wind (km/h) | ||||||||||||||||||||||||
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 | 2:29PM0.52m | 1:48AM0.14m | 3:01PM0.52m | 2:27AM0.12m | 3:34PM0.52m | |||||||||||||||||||
Low Tide | 5:49AM-0.04m | 8:48PM0.07m | 6:17AM-0.04m | 9:27PM0.06m | 6:47AM-0.03m | 10:06PM0.05m | ||||||||||||||||||
 |  |  | | | | | | | | | | |  | | | | | | | | | | | |
 | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | 5:48 |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:09 | — | — | 7:10 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 23 | 23 | 24 | 25 | 25 | 23 | 23 | 23 | 22 | 23 | 25 | 25 | 25 | 24 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | 24 | 24 | 23 |
23 | 22 | 22 | 23 | 24 | 22 | 22 | 23 | 22 | 23 | 25 | 26 | 26 | 24 | 23 | 25 | 25 | 24 | 27 | 26 | 25 | 24 | 25 | 24 | |
Swell 1 Height (m) Direction Period (s) | NE 8 | NE 8 | NE 10 | S 20 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 17 | SSW 17 | S 16 | SSW 16 | SSW 16 | N 9 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 |
 kJ | 122 | 119 | 188 | 611 | 730 | 700 | 649 | 627 | 613 | 617 | 596 | 459 | 427 | 432 | 421 | 133 | 406 | 395 | 375 | 288 | 284 | 280 | 276 | 346 |
Swell 2 Height (m) Direction Period (s) | NW 11 | S 20 | S 20 | NW 11 | NW 11 | NNW 11 | NNW 11 | NE 7 | NE 8 | NE 8 | NE 8 | NE 8 | NNW 10 | N 10 | N 10 | SSW 16 | N 9 | NNE 8 | NNE 8 | NNW 9 | N 8 | N 11 | N 11 | S 19 |
| kJ | 189 | 525 | 624 | 130 | 126 | 107 | 78 | 54 | 93 | 93 | 77 | 64 | 100 | 94 | 92 | 416 | 127 | 58 | 40 | 47 | 30 | 85 | 83 | 365 |
Swell 3 Height (m) Direction Period (s) | S 21 | NW 11 | NW 11 | S 11 | S 11 | S 11 | S 13 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | S 12 | ENE 8 | ENE 8 | S 11 | S 11 | NNW 9 | NNW 9 | N 8 | NNW 9 | SSW 20 | S 19 | N 10 |
| kJ | 436 | 133 | 133 | 61 | 60 | 60 | 121 | 101 | 99 | 92 | 86 | 100 | 71 | 22 | 40 | 39 | 36 | 50 | 48 | 31 | 28 | 132 | 273 | 75 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | NE 10 | NE 10 | NE 9 | NE 8 | E 7 | — | — | — | — | — | — | E 8 | — | — | — | — | — | ENE 7 | NNE 8 | NNE 8 | NNE 8 |
| kJ | 110 | 92 | 117 | 204 | 200 | 129 | 138 | 94 | — | — | — | — | — | — | 72 | — | — | — | — | — | 21 | 35 | 33 | 33 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- 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 Avalanche 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