Surf Forecasts:
How big are the waves at Avalanche today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 2.5ft (0.8m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 2.5ft (0.8m), 7s period with NE swell.
- Evening surf: Evening surf (21 Jul, local time) - 2.5ft (0.7m), 7s period with NE swell.
The current surf forecast for Avalanche at 7AM is: 0.8m 7s primary swell from a Northeast direction (forecast issued at 01:00am July 21). An open ocean swell of 0.8m 15s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 2.5ft (0.8m) | 7s |
| Afternoon (21 Jul) | 2.5ft (0.8m) | 7s |
| Evening (21 Jul) | 2.5ft (0.7m) | 7s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 5mm), mostly falling on Tue morning. Warm (max 27°C on Tue afternoon, min 24°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
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 | |
Swell Height Map |  |  |  |  |  |  |  |  |  | |||||||||||||||
Wave Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | SSW 24 | NE 7 | NE 7 | NE 7 | NE 7 | SSW 22 | NE 6 | SW 16 | SSW 21 | SSW 20 | SW 16 | SSW 20 | NE 6 | SSW 19 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 54 | 54 | 54 | 54 | 54 | 46 | 47 | 54 | 44 | 45 | 0 | 54 | 63 | 61 | 61 | 0 | 34 | 127 | 0 | 0 | 125 | 0 | 75 | 0 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | 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 |
High Tide | 10:05AM0.41m | 7:43PM0.23m | 11:05AM0.44m | 8:47PM0.18m | 11:56AM0.47m | 10:35PM0.16m | ||||||||||||||||||
Low Tide | 1:13AM0.03m | 4:05PM0.22m | 1:52AM0.04m | 6:18PM0.18m | 2:37AM0.04m | 7:04PM0.14m | ||||||||||||||||||
 | |  |  | | |  | | |  |  | | |  | |  | | | | | | | | | |
 | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | 1 | 1 | 1 | — | — | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 25 | 26 | 27 | 26 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 25 | 24 | 24 | 25 | 24 | 24 | 26 | 26 | 26 | 24 | 24 |
Feels °C | 25 | 25 | 26 | 27 | 29 | 27 | 26 | 26 | 25 | 25 | 24 | 25 | 25 | 24 | 23 | 23 | 25 | 23 | 23 | 25 | 24 | 25 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NE 7 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 11 | SSW 23 | S 13 | S 13 | S 13 | SSW 21 | SSW 21 | SSW 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 |
| kJ | 54 | 339 | 267 | 329 | 325 | 302 | 289 | 281 | 277 | 273 | 268 | 277 | 82 | 426 | 212 | 209 | 206 | 471 | 483 | 528 | 512 | 395 | 708 | 679 |
Swell 2 Height (m) Direction Period (s) | S 13 | SSW 16 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | S 13 | S 13 | SSW 22 | SSW 22 | NE 6 | S 13 | S 12 | S 12 | S 13 | S 11 | S 13 | S 11 |
| kJ | 163 | 105 | 54 | 54 | 54 | 46 | 47 | 54 | 44 | 45 | 47 | 54 | 126 | 125 | 517 | 489 | 34 | 155 | 150 | 137 | 158 | 125 | 280 | 83 |
Swell 3 Height (m) Direction Period (s) | S 15 | W 11 | SSW 17 | SW 17 | SW 17 | SSW 16 | SSW 16 | SSW 15 | SSW 26 | SSW 26 | SSW 24 | SSW 24 | SSW 24 | S 10 | SSW 18 | SSW 18 | SSW 22 | SW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | NNW 10 | S 13 |
| kJ | 163 | 9 | 108 | 73 | 71 | 103 | 97 | 93 | 224 | 217 | 322 | 437 | 433 | 78 | 120 | 204 | 480 | 127 | 99 | 100 | 125 | 173 | 18 | 87 |
Wind waves Height (m) Direction Period (s) | — | NE 7 | — | — | — | — | — | — | — | — | E 7 | E 7 | NE 7 | NE 7 | NE 7 | NE 6 | E 12 | NE 6 | ENE 7 | ENE 7 | ENE 7 | NE 6 | NE 6 | NE 6 |
| kJ | — | 54 | — | — | — | — | — | — | — | — | 94 | 111 | 63 | 61 | 61 | 42 | 404 | 45 | 93 | 129 | 107 | 91 | 75 | 91 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 16 | 14 | 14 | 0 | 0 | 14 | 14 | 0 | 14 | 14 | 14 | 14 | 14 | 16 | 14 | 14 | 14 | 14 | 14 | 14 | 16 | 14 | 14 | 14 |
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