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Avalanche surfForecast / HAW – Oahu / USA
48hr Weather and Surf, issued 7 am Thursday 07 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
24.8° C
(Which is normal for this time of year)How big are the waves at Avalanche today?
The current surf forecast for Avalanche at 12PM is: 1.8m 15s primary swell from a North-northwest direction (forecast issued at 07:00am May 07). An open ocean swell of 0.4m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (07 May) | 4.5ft (1.4m) | 15s |
| Afternoon (07 May) | 5ft (1.6m) | 12s |
| Evening (07 May) | 7ft (2.1m) | 13s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastSome drizzle, heaviest during Sat afternoon. Warm (max 25°C on Fri afternoon, min 22°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 7 | Friday 8 | Saturday 9 | Sun 10 | |||||||||||||||||||||
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 16 | NW 16 | NNW 15 | NW 15 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NW 13 | NNW 12 | NW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 | |
318 | 628 | 1447 | 689 | 805 | 1623 | 1329 | 1180 | 1044 | 835 | 718 | 658 | 647 | 595 | 483 | 431 | 242 | 233 | 198 | 169 | 140 | 169 | 172 | 207 | |
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 | 7:08AM0.08m | 7:34PM0.40m | 9:05AM0.10m | 8:32PM0.39m | 10:25AM0.14m | 9:27PM0.37m | ||||||||||||||||||
Low Tide | 2:04AM0.04m | 10:01AM0.05m | 2:54AM0.03m | 11:13AM0.08m | 3:28AM0.02m | 1:01PM0.11m | ||||||||||||||||||
 |  |  | | | | | | | | | | |  | | | | | | |  | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | 5:56 |
 | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | 7:00 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | |
Temp °C | 22 | 23 | 24 | 24 | 24 | 23 | 23 | 22 | 22 | 23 | 24 | 25 | 24 | 23 | 23 | 23 | 23 | 23 | 24 | 23 | 24 | 23 | 23 | 23 |
23 | 23 | 24 | 23 | 23 | 22 | 23 | 23 | 23 | 24 | 25 | 25 | 24 | 22 | 22 | 23 | 23 | 22 | 23 | 21 | 23 | 23 | 23 | 24 | |
Swell 1 Height (m) Direction Period (s) | NW 16 | NW 16 | NNW 15 | NNW 12 | NNW 12 | NNW 13 | NNW 13 | NNW 13 | NW 13 | NNW 12 | NW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | NNW 11 |
 kJ | 318 | 628 | 1447 | 689 | 805 | 1623 | 1329 | 1180 | 1044 | 835 | 718 | 658 | 647 | 595 | 483 | 431 | 242 | 233 | 198 | 169 | 140 | 169 | 172 | 207 |
Swell 2 Height (m) Direction Period (s) | NNW 9 | NNW 12 | SSW 15 | NW 15 | NW 14 | S 18 | S 18 | SSW 18 | SSW 18 | S 16 | S 17 | SSW 17 | SSW 17 | SSW 16 | S 16 | S 16 | SSW 16 | SSW 16 | S 16 | S 15 | SSW 15 | SSW 15 | N 6 | NNE 6 |
| kJ | 96 | 189 | 72 | 685 | 648 | 162 | 162 | 104 | 106 | 135 | 151 | 99 | 99 | 90 | 132 | 131 | 84 | 83 | 44 | 39 | 42 | 71 | 51 | 43 |
Swell 3 Height (m) Direction Period (s) | NNW 12 | NNW 9 | S 19 | SSW 14 | SSW 18 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | SE 10 | SSW 12 | SSW 12 | SSW 12 | SSW 15 | SSW 12 | SW 14 | SW 14 | SSW 14 | NW 13 |
| kJ | 61 | 92 | 64 | 70 | 106 | 70 | 70 | 40 | 64 | 34 | 34 | 34 | 35 | 34 | 15 | 15 | 29 | 14 | 21 | 15 | 33 | 33 | 70 | 44 |
Wind waves Height (m) Direction Period (s) | — | — | — | E 4 | ENE 4 | — | NE 4 | — | — | — | — | — | E 7 | E 4 | E 4 | ENE 5 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NNE 6 | NE 6 | E 6 |
| kJ | — | — | — | 3 | 3 | — | 3 | — | — | — | — | — | 39 | 8 | 18 | 23 | 41 | 56 | 59 | 65 | 77 | 74 | 11 | 30 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 18 | 17 | 14 | 0 | 0 | 0 | 0 | 0 | 17 | 14 | 14 | 8 | 14 | 14 | 14 | 17 | 24 | 18 | 14 | 6 | 0 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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