Surf Forecasts:
How big are the waves at Avalanche today (19 Oct):
- Morning surf: Morning surf (19 Oct, local time) - 4.5ft (1.4m), 8s period with NE swell.
- Afternoon surf: Afternoon surf (19 Oct, local time) - 2.5ft (0.7m), 11s period with N swell.
- Evening surf: Evening surf (19 Oct, local time) - 4.5ft (1.4m), 7s period with NE swell.
The current surf forecast for Avalanche at 1AM is: 0.9m 11s primary swell from a North-northwest direction and 0.5m 12s secondary swell from a Northwest direction (forecast issued at 07:00pm October 18). An open ocean swell of 1.4m 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 (19 Oct) | 4.5ft (1.4m) | 8s |
| Afternoon (19 Oct) | 2.5ft (0.7m) | 11s |
| Evening (19 Oct) | 4.5ft (1.4m) | 7s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Mon morning, min 24°C on Sun night). Mainly fresh winds. | |||||||||||||||||||
Sun 18 | Monday 19 | Tuesday 20 | |||||||||||||||||
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) | N 12 | NNW 11 | NNW 11 | NNW 11 | N 11 | NE 8 | NE 8 | N 11 | N 11 | NE 8 | N 11 | NE 7 | NE 7 | NE 7 | N 10 | NE 7 | NNW 10 | NE 7 | NE 7 |
Wave Graph  | |||||||||||||||||||
 kJ | 274 | 217 | 202 | 198 | 149 | 226 | 221 | 123 | 89 | 204 | 88 | 199 | 160 | 160 | 54 | 171 | 34 | 188 | 167 |
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 | 10:54PM0.18m | 10:18AM0.43m | 11:35PM0.23m | 11:04AM0.44m | |||||||||||||||
Low Tide | 4:25PM0.09m | 1:37AM0.15m | 4:48PM0.08m | 3:05AM0.15m | 5:08PM0.06m | ||||||||||||||
 |  |  | | | | | | |  | | | | |  | | | | | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:30 | — | — | — | — | — | — |
 | 6:05 | — | — | — | — | — | — | — | 6:04 | — | — | — | — | — | — | — | 6:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 24 | 25 | 26 | 26 | 25 | 25 | 25 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 24 |
Feels °C | 22 | 22 | 22 | 23 | 22 | 23 | 24 | 23 | 23 | 23 | 22 | 22 | 23 | 23 | 24 | 22 | 22 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | N 12 | NNW 11 | NNW 11 | NNW 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 11 | N 10 | SE 6 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 274 | 217 | 202 | 198 | 149 | 114 | 116 | 123 | 89 | 89 | 88 | 62 | 59 | 57 | 54 | 18 | 34 | 33 | 33 |
Swell 2 Height (m) Direction Period (s) | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 | NW 11 | NW 11 | NW 11 | NW 11 | SW 16 | SW 16 | SW 16 | NNW 10 | SE 7 | SW 15 | SW 16 |
| kJ | 111 | 109 | 80 | 73 | 92 | 90 | 68 | 60 | 43 | 42 | 41 | 40 | 64 | 65 | 65 | 35 | 11 | 57 | 63 |
Swell 3 Height (m) Direction Period (s) | S 13 | SW 16 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | SW 16 | SW 16 | NW 10 | NW 10 | NW 10 | S 11 | NW 10 | SSE 6 | SSE 6 |
| kJ | 51 | 69 | 69 | 45 | 44 | 44 | 44 | 44 | 44 | 44 | 63 | 64 | 36 | 16 | 15 | 21 | 15 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | NE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | NE 8 | NE 8 | ENE 8 | ENE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | ENE 7 | NE 7 | ENE 7 | NE 7 | NE 7 |
| kJ | 189 | 230 | 243 | 219 | 219 | 226 | 221 | 224 | 219 | 204 | 223 | 199 | 160 | 160 | 202 | 171 | 173 | 188 | 167 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 166 | 166 | 163 | 197 | 166 | 16 | 16 | 162 | 166 | 166 | 166 | 16 | 14 | 16 | 16 | 165 | 165 | 16 | 14 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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