Surf Forecasts:
How big are the waves at Avalanche today (22 Sep):
- Morning surf: Morning surf (22 Sep, local time) - 2.5ft (0.7m), 12s period with N swell.
- Afternoon surf: Afternoon surf (22 Sep, local time) - 2.5ft (0.8m), 12s period with NNW swell.
- Evening surf: Evening surf (22 Sep, local time) - 2.5ft (0.8m), 11s period with NNW swell.
The current surf forecast for Avalanche at 2AM is: 0.8m 6s primary swell from a Northeast direction (forecast issued at 07:00pm September 21). An open ocean swell of 0.8m 13s is not directed at the surf break, a second open ocean swell of 1.3m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | 2.5ft (0.7m) | 12s |
| Afternoon (22 Sep) | 2.5ft (0.8m) | 12s |
| Evening (22 Sep) | 2.5ft (0.8m) | 11s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Tue morning, min 25°C on Wed night). Mainly fresh winds. | |||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||
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) | NNW 12 | W 11 | N 14 | NE 6 | N 13 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | SW 17 | SW 17 | SW 17 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 14 | 9 | 16 | 47 | 86 | 146 | 147 | 186 | 167 | 161 | 158 | 153 | 148 | 147 | 145 | 104 | 102 | 100 | 75 |
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 | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 00:28AM0.23m | 12:39PM0.49m | 1:01AM0.28m | 1:11PM0.49m | |||||||||||||||
Low Tide | 6:12PM0.09m | 4:35AM0.09m | 6:31PM0.07m | 5:22AM0.08m | 6:49PM0.06m | ||||||||||||||
 |  | | | | | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | 6:29 | — | — | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 25 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 28 | 27 | 27 | 27 | 26 | 26 | 27 | 27 | 25 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 13 | SSW 13 | NE 6 | NE 6 | NE 6 | NE 7 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | ENE 8 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 304 | 299 | 295 | 47 | 51 | 56 | 62 | 186 | 167 | 161 | 158 | 76 | 110 | 108 | 106 | 104 | 102 | 100 | 75 |
Swell 2 Height (m) Direction Period (s) | NNW 12 | W 11 | ENE 8 | SSW 13 | SSW 13 | SSW 13 | NNW 12 | S 13 | S 12 | S 12 | S 12 | NNW 11 | S 12 | S 12 | S 13 | S 12 | S 12 | SSW 16 | SSW 16 |
| kJ | 14 | 9 | 11 | 232 | 229 | 225 | 147 | 206 | 148 | 144 | 144 | 153 | 110 | 110 | 115 | 108 | 108 | 166 | 166 |
Swell 3 Height (m) Direction Period (s) | W 11 | N 10 | N 14 | N 13 | N 13 | N 12 | SSW 13 | E 8 | SW 19 | SW 17 | SW 17 | S 12 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 16 | S 12 | S 12 |
| kJ | 9 | 7 | 16 | 32 | 86 | 146 | 173 | 12 | 92 | 72 | 74 | 104 | 148 | 147 | 145 | 188 | 171 | 104 | 75 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | NE 5 | E 8 | — | — | — | NE 6 | NE 6 | NE 6 | ENE 7 | — | NE 9 | ENE 8 | ENE 10 | NE 6 | ENE 10 | NE 5 | NE 6 |
| kJ | 65 | 60 | 42 | 245 | — | — | — | 34 | 46 | 58 | 66 | — | 91 | 82 | 151 | 38 | 148 | 35 | 38 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 18 | 17 | 8 | 8 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 14 | 8 | 14 | 16 | 14 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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