Surf Forecasts:
How big are the waves at Avalanche today (21 Jun):
- Morning surf: Morning surf (21 Jun, local time) - 1ft (0.3m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (21 Jun, local time) - 1.5ft (0.5m), 7s period with N swell.
The current surf forecast for Avalanche at 10AM is: 0.5m 7s primary swell from a North direction and 0.4m 8s secondary swell from a Northeast direction (forecast issued at 01:00am June 21). An open ocean swell of 0.7m 14s is not directed at the surf break, a second open ocean swell of 0.4m 20s 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 Jun) | 1ft (0.3m) | 18s |
| Afternoon (21 Jun) | 1.5ft (0.5m) | 7s |
| Evening (21 Jun) | - | - |
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 Tue afternoon. Warm (max 27°C on Sun afternoon, min 23°C on Mon night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 21 | Monday 22 | Tuesday 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) | S 15 | NW 7 | SW 18 | N 7 | N 7 | N 7 | S 19 | N 7 | N 7 | N 7 | N 7 | N 7 | NE 11 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 0 | 9 | 48 | 27 | 27 | 38 | 0 | 24 | 23 | 23 | 22 | 14 | 56 | 106 | 37 | 82 | 35 | 35 | 77 | 74 | 88 | 88 | 90 | 92 |
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 | cross-off | cross-off | cross-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 |
High Tide | 9:49AM0.30m | 8:19PM0.34m | 10:52AM0.36m | 9:05PM0.27m | 11:43AM0.42m | 9:56PM0.22m | ||||||||||||||||||
Low Tide | 1:53AM0.00m | 1:42PM0.20m | 2:27AM-0.00m | 3:42PM0.21m | 3:00AM-0.00m | 5:31PM0.18m | ||||||||||||||||||
 | |  | | | | | | | | | | | | | | | |  | | |  |  | | |
 | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — | — | 5:50 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:17 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — |
Temp °C | 24 | 24 | 25 | 26 | 27 | 27 | 25 | 24 | 24 | 24 | 25 | 26 | 26 | 26 | 24 | 24 | 24 | 23 | 24 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 25 | 26 | 27 | 28 | 28 | 27 | 26 | 24 | 26 | 26 | 27 | 27 | 28 | 26 | 23 | 24 | 24 | 23 | 24 | 27 | 26 | 26 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 18 | S 18 | S 12 | S 12 | S 12 | S 16 | S 16 | S 12 | S 16 | S 16 | NE 10 | NE 10 | NE 10 | NE 10 | NE 10 | N 8 |
| kJ | 100 | 202 | 191 | 173 | 170 | 167 | 123 | 121 | 221 | 221 | 105 | 71 | 69 | 127 | 186 | 103 | 131 | 132 | 77 | 74 | 88 | 88 | 90 | 49 |
Swell 2 Height (m) Direction Period (s) | S 15 | SW 18 | S 20 | S 20 | S 20 | S 19 | S 19 | S 18 | S 13 | S 13 | S 18 | S 18 | S 16 | S 12 | S 12 | S 16 | S 12 | S 12 | N 7 | N 7 | N 9 | N 9 | N 8 | S 16 |
| kJ | 110 | 79 | 70 | 186 | 268 | 184 | 181 | 157 | 117 | 114 | 219 | 150 | 132 | 68 | 69 | 186 | 69 | 44 | 27 | 26 | 56 | 53 | 50 | 126 |
Swell 3 Height (m) Direction Period (s) | SW 18 | NW 7 | SW 18 | N 7 | N 7 | NE 8 | SSW 16 | N 7 | N 7 | N 7 | N 7 | N 7 | NE 11 | SSW 15 | NE 10 | NNW 7 | NE 10 | NE 10 | SSW 17 | S 11 | S 11 | S 11 | S 19 | S 19 |
| kJ | 78 | 9 | 48 | 27 | 27 | 15 | 100 | 24 | 23 | 23 | 22 | 14 | 56 | 85 | 37 | 15 | 35 | 35 | 95 | 41 | 39 | 39 | 184 | 192 |
Wind waves Height (m) Direction Period (s) | NE 4 | NE 4 | NE 8 | — | — | N 7 | NE 4 | E 4 | — | — | — | — | — | NE 10 | NE 4 | NE 10 | NE 5 | NE 5 | — | — | — | — | — | NE 10 |
| kJ | 5 | 4 | 24 | — | — | 38 | 3 | 10 | — | — | — | — | — | 106 | 6 | 82 | 11 | 8 | — | — | — | — | — | 92 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 14 | 14 | 0 | 18 | 17 | 17 | 14 | 8 | 4 | 4 | 4 | 4 | 0 | 6 | 6 | 6 | 6 | 4 | 6 | 0 | 16 | 16 | 6 | 6 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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