Surf Forecasts:
How big are the waves at Avalanche today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 5.5ft (1.7m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 1ft (0.3m), 13s period with W swell.
- Evening surf: Evening surf (15 Aug, local time) - 1ft (0.3m), 8s period with NNW swell.
The current surf forecast for Avalanche at 3AM is: 1.3m 6s primary swell from a Northeast direction (forecast issued at 07:00pm August 14). An open ocean swell of 0.9m 14s is not directed at the surf break, a second open ocean swell of 0.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 5.5ft (1.7m) | 7s |
| Afternoon (15 Aug) | 1ft (0.3m) | 13s |
| Evening (15 Aug) | 1ft (0.3m) | 8s |
Table - waves today at Avalanche. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 44mm), heaviest during Sat night. Warm (max 27°C on Sat afternoon, min 24°C on Sat night). Winds decreasing (near gales from the ENE on Sat night, light winds from the E by Sun night). | |||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||
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 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | W 13 | W 13 | NE 7 | WNW 13 | WNW 13 | WNW 12 | NNE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 106 | 106 | 113 | 150 | 189 | 233 | 363 | 29 | 30 | 606 | 34 | 33 | 29 | 213 | 239 | 191 | 165 | 138 | 131 |
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 | off | off | off | off | off | off |
High Tide | 4:19PM0.51m | 5:01AM0.36m | 4:50PM0.44m | 5:52AM0.38m | 5:18PM0.37m | ||||||||||||||
Low Tide | 9:57PM0.03m | 9:34AM0.11m | 10:24PM0.04m | 10:33AM0.16m | 10:51PM0.04m | ||||||||||||||
 |  | | |  |  |  | | |  | |  | |  | | | | | | |
 | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | 7:02 | — | — | — | — | — | — | — | 7:02 | — | — | — | — | — | — | — | 7:01 | — | — |
mm | — | — | — | — | — | — | 1 | 1 | 1 | 1 | — | 3 | 11 | 9 | 10 | 4 | 2 | 1 | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 27 | 26 | 26 | 26 | 24 | 25 | 26 | 25 | 26 | 27 | 26 | 26 |
Feels °C | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 25 | 24 | 23 | 22 | 19 | 21 | 24 | 26 | 26 | 27 | 27 | 28 |
Swell 1 Height (m) Direction Period (s) | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | NNE 8 | SSE 10 | SSE 9 | SSE 8 | SSE 8 | SSE 8 |
| kJ | 411 | 405 | 399 | 311 | 289 | 284 | 222 | 168 | 171 | 168 | 171 | 176 | 188 | 213 | 553 | 463 | 322 | 259 | 196 |
Swell 2 Height (m) Direction Period (s) | NNW 8 | NNW 8 | ESE 11 | ESE 11 | ESE 11 | ESE 10 | W 11 | W 13 | W 13 | S 17 | S 18 | S 18 | S 18 | S 14 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 6 | 12 | 38 | 66 | 68 | 85 | 22 | 29 | 30 | 86 | 57 | 99 | 98 | 192 | 239 | 191 | 165 | 138 | 131 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | W 11 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | S 16 | NNW 8 | NNW 8 | WNW 13 | WNW 13 | WNW 12 | S 17 | S 12 | S 13 | S 10 | S 13 | S 13 |
| kJ | 30 | 22 | 12 | 12 | 12 | 13 | 6 | 42 | 12 | 12 | 34 | 33 | 29 | 148 | 151 | 115 | 73 | 125 | 215 |
Wind waves Height (m) Direction Period (s) | NE 6 | NE 6 | NE 6 | NE 6 | NE 7 | NE 7 | NE 7 | ENE 7 | ENE 7 | NE 7 | ENE 8 | ENE 7 | E 7 | SE 10 | SE 9 | SE 9 | SE 8 | — | — |
| kJ | 106 | 106 | 113 | 150 | 189 | 233 | 363 | 392 | 444 | 606 | 759 | 853 | 831 | 769 | 1748 | 1325 | 1000 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 162 | 163 | 16 | 162 | 163 | 162 | 163 | 163 | 163 | 163 | 163 | 171 | 171 | 205 | 0 | 166 | 0 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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