Surf Forecasts:
How big are the waves at Waipio Valley today (17 Oct):
- Afternoon surf: Afternoon surf (17 Oct, local time) - 3.5ft (1.1m), 11s period with NNW swell.
- Evening surf: Evening surf (17 Oct, local time) - 3.5ft (1.0m), 11s period with N swell.
The current surf forecast for Waipio Valley at 11PM is: 0.9m 11s primary swell from a North-northwest direction and 0.4m 14s secondary swell from a North-northwest direction, 1.2m 7s secondary swell from a East direction (forecast issued at 07:00pm October 17). The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Oct) | - | - |
| Afternoon (17 Oct) | 3.5ft (1.1m) | 11s |
| Evening (17 Oct) | 3.5ft (1.0m) | 11s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sun morning, min 24°C on Sat night). Mainly fresh winds. | |||||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | |||||||||||||||||
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 11 | NNW 11 | NNW 11 | ENE 7 | ENE 7 | NNW 13 | N 12 | N 12 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 303 | 297 | 194 | 195 | 210 | 350 | 304 | 301 | 310 | 344 | 353 | 363 | 358 | 358 | 368 | 408 | 368 | 368 | 397 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross |
High Tide | 9:17AM0.72m | 9:15PM0.37m | 10:21AM0.73m | ||||||||||||||||
Low Tide | 00:13AM0.27m | 6:00PM0.35m | 2:05AM0.32m | 6:01PM0.31m | |||||||||||||||
 |  | | | |  | | | | |  | | | | | | | | | |
 | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | 5:57 | — | — | — | — | — | — | — | 5:55 | — | — | — | — | — | — | — | 5:54 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 24 | 24 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 26 | 26 | 25 | 25 | 25 |
Feels °C | 25 | 25 | 23 | 23 | 23 | 24 | 24 | 25 | 23 | 22 | 23 | 23 | 24 | 24 | 25 | 25 | 23 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 13 | N 12 | N 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | N 11 | N 11 | N 11 | N 11 | N 11 |
| kJ | 303 | 297 | 194 | 170 | 128 | 350 | 304 | 289 | 232 | 224 | 217 | 202 | 161 | 158 | 151 | 116 | 119 | 116 | 85 |
Swell 2 Height (m) Direction Period (s) | E 11 | E 12 | NNW 14 | N 14 | N 13 | WNW 16 | NW 15 | NW 15 | NW 14 | NW 14 | NW 13 | NW 13 | NW 13 | NW 13 | NW 12 | NW 12 | NW 12 | NW 12 | NW 11 |
| kJ | 9 | 11 | 61 | 93 | 125 | 25 | 34 | 33 | 33 | 31 | 28 | 28 | 27 | 26 | 23 | 23 | 23 | 22 | 20 |
Swell 3 Height (m) Direction Period (s) | NW 18 | NW 18 | WNW 17 | WNW 16 | WNW 16 | — | E 11 | S 16 | S 16 | E 12 | E 12 | E 12 | E 15 | E 15 | E 11 | E 13 | E 13 | E 13 | E 13 |
| kJ | 12 | 12 | 29 | 25 | 25 | — | 2 | 5 | 5 | 3 | 3 | 3 | 4 | 4 | 2 | 3 | 3 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | E 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 113 | 113 | 130 | 195 | 210 | 217 | 263 | 301 | 310 | 344 | 353 | 363 | 358 | 358 | 368 | 408 | 368 | 368 | 397 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 59 | 59 | 31 | 31 | 31 | 31 | 56 | 56 | 42 | 35 | 31 | 31 | 34 | 59 | 59 | 71 | 59 | 59 | 67 |
Best forecast wave conditions in Big Island | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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