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Surf Forecasts:
Avalanche surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 pm Sunday 03 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
24.7° C
(Which is normal for this time of year)How big are the waves at Avalanche today?
The current surf forecast for Avalanche at 1AM is: 0.8m 11s primary swell from a Northwest direction (forecast issued at 07:00pm May 03). An open ocean swell of 0.6m 14s is not directed at the surf break, a second open ocean swell of 0.8m 6s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (04 May) | 2.5ft (0.7m) | 11s |
| Afternoon (04 May) | 3.5ft (1.1m) | 13s |
| Evening (04 May) | 4.5ft (1.3m) | 12s |
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 Tue morning, min 22°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sun 3 | Monday 4 | Tuesday 5 | Wed 6 | |||||||||||||||||||||
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 | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 10 | NW 10 | NNW 10 | |
236 | 190 | 145 | 142 | 116 | 116 | 282 | 369 | 459 | 471 | 463 | 455 | 407 | 400 | 386 | 283 | 273 | 273 | 229 | 229 | 234 | 216 | 145 | 171 | |
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 | off | off | glassy | glassy | glassy | cross-on | glassy | glassy | glassy | glassy | glassy | cross-on | cross-on | |
High Tide | 4:26PM0.47m | 3:57AM0.11m | 5:04PM0.45m | 4:39AM0.09m | 5:48PM0.43m | 5:36AM0.08m | ||||||||||||||||||
Low Tide | 10:54PM0.05m | 8:14AM-0.02m | 11:51PM0.05m | 8:43AM-0.00m | 00:57AM0.05m | 9:17AM0.02m | ||||||||||||||||||
 |  | | |  |  |  | | | | | | | | | |  |  | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — |
 | 6:58 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | — | 6:59 | — | — | — | — | — | — | 7:00 |
1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 23 | 23 | 23 | 25 | 25 | 24 | 24 | 23 | 23 | 22 | 23 | 25 | 25 |
22 | 22 | 22 | 21 | 21 | 23 | 23 | 24 | 23 | 22 | 23 | 24 | 25 | 25 | 28 | 28 | 26 | 27 | 26 | 26 | 25 | 26 | 27 | 26 | |
Swell 1 Height (m) Direction Period (s) | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | NNW 10 | NW 10 | NNW 10 |
 kJ | 236 | 190 | 145 | 142 | 116 | 116 | 282 | 369 | 459 | 471 | 463 | 455 | 407 | 400 | 386 | 283 | 273 | 273 | 229 | 229 | 234 | 216 | 145 | 171 |
Swell 2 Height (m) Direction Period (s) | S 14 | S 14 | SSW 14 | SSW 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | ENE 6 | ENE 6 | SSW 12 | SSW 12 | SSW 12 | SW 18 | SSW 12 | SW 16 | SW 16 | SSW 18 | SSW 18 | SSW 18 | SSW 16 |
| kJ | 150 | 153 | 165 | 163 | 150 | 101 | 92 | 89 | 89 | 89 | 87 | 26 | 16 | 51 | 50 | 49 | 78 | 28 | 69 | 67 | 60 | 102 | 102 | 48 |
Swell 3 Height (m) Direction Period (s) | SSE 6 | SW 20 | SW 20 | SW 20 | SW 19 | NW 14 | ENE 6 | SE 11 | SE 11 | SE 9 | SW 18 | SSW 13 | SSW 13 | ENE 7 | ENE 7 | ENE 7 | SSW 12 | SW 17 | NNE 6 | SSE 6 | SSW 12 | SSW 11 | SSE 9 | SSE 9 |
| kJ | 3 | 16 | 60 | 97 | 96 | 64 | 14 | 19 | 19 | 12 | 80 | 56 | 55 | 15 | 9 | 9 | 28 | 44 | 7 | 7 | 27 | 25 | 16 | 16 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NE 6 | NE 6 | NE 6 | NE 6 | NE 5 | NE 6 | NE 4 | NE 6 | ENE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 27 | 40 | 51 | 43 | 43 | 37 | 11 | 39 | 13 | 33 | 26 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 18 | 6 | 6 | 6 | 6 | 0 | 14 | 14 | 6 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 22 | 22 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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