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Surf Forecasts:
Avalanche surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Sunday 22 Mar 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
24.6° C
(Which is slightly warmer than usual)How big are the waves at Avalanche today?
The current surf forecast for Avalanche at 2AM is: 1.2m 10s primary swell from a North direction (forecast issued at 07:00pm March 22). An open ocean swell of 0.8m 16s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Mar) | 4ft (1.2m) | 10s |
| Afternoon (23 Mar) | 4.5ft (1.3m) | 9s |
| Evening (23 Mar) | 2ft (0.6m) | 9s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| 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) (?) | 10 | 10 | 11 | 10 | 10 | 10 | 10 | 9 | 9 | 9 | 6 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 266 | 313 | 375 | 277 | 271 | 268 | 262 | 237 | 268 | 57 | 107 | 140 | 192 | 232 | 256 | 418 | 428 | 439 | 370 | 370 | 323 | 274 | 315 | 381 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | cross | cross- off | cross- off | cross | cross | 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) | 6:17PM 0.46 | 5:27AM 0.13 | 7:25PM 0.45 | 6:34AM 0.08 | 8:43PM 0.44 | 8:52AM 0.07 | ||||||||||||||||||
Low Tide / height (m) | 12:37AM 0.08 | 10:19AM -0.05 | 2:38AM 0.07 | 11:11AM -0.02 | 4:14AM 0.04 | 12:32PM 0.01 | ||||||||||||||||||
Sunday 22 | Monday 23 | Tuesday 24 | Wednesday 25 | |||||||||||||||||||||
| Sunrise | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:33 | - | - | - | - | - | - | - | 6:31 | - | - |
| Sunset | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - | 6:44 | - | - | - | - | - | - | - |
 |  | | | | | | | |  | | |  | | |  | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 24 | 23 | 22 | 22 | 22 | 22 | 23 | 23 | 23 | 22 | 22 | 22 | 22 | 22 | 23 | 22 | 22 | 22 | 21 | 22 | 21 | 22 | 22 | 22 |
| Feels °C (?) | 25 | 24 | 22 | 22 | 22 | 21 | 22 | 21 | 21 | 20 | 19 | 19 | 19 | 19 | 20 | 18 | 18 | 19 | 17 | 19 | 18 | 19 | 18 | 19 |
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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.
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