Surf Forecasts:
How big are the waves at Waipio Valley today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 6ft (1.8m), 8s period with E swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 6ft (1.9m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 5.5ft (1.7m), 8s period with ENE swell.
The current surf forecast for Waipio Valley at 7PM is: 1.8m 8s primary swell from a East-northeast direction and 0.3m 13s secondary swell from a West direction (forecast issued at 01:00pm July 18). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 6ft (1.8m) | 8s |
| Afternoon (18 Jul) | 6ft (1.9m) | 8s |
| Evening (18 Jul) | 5.5ft (1.7m) | 8s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat afternoon, min 24°C on Sun night). Wind will be generally light. | |||||||||||||||||||||
Sat 18 | Sunday 19 | Monday 20 | |||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 7 | ENE 7 | ENE 7 | E 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 473 | 497 | 448 | 448 | 349 | 298 | 260 | 224 | 219 | 284 | 251 | 251 | 203 | 169 | 138 | 111 | 138 | 220 | 203 | 197 | 104 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 5:53PM0.81m | 6:53AM0.56m | 6:16PM0.72m | 8:20AM0.59m | 6:34PM0.63m | ||||||||||||||||
Low Tide | 11:10AM0.26m | 00:49AM0.22m | 12:00PM0.38m | 1:26AM0.22m | 1:10PM0.48m | ||||||||||||||||
 |  | |  | |  | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — | — | 5:52 | — | — | — | — | — | — |
 | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 27 | 26 | 25 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 27 | 27 | 26 | 25 | 25 |
Feels °C | 26 | 27 | 26 | 25 | 26 | 26 | 26 | 25 | 27 | 28 | 27 | 26 | 27 | 26 | 27 | 26 | 27 | 28 | 27 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | WNW 13 | WNW 13 | W 13 | W 13 | W 13 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | W 12 | NNE 6 | NNE 8 | NNE 8 | NNE 8 | E 8 | E 8 | NNE 7 | W 12 | E 13 | E 12 | NE 7 |
| kJ | 58 | 57 | 30 | 30 | 30 | 40 | 50 | 42 | 31 | 26 | 32 | 51 | 51 | 52 | 138 | 111 | 48 | 10 | 13 | 12 | 69 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | NNE 8 | W 13 | W 13 | W 13 | W 12 | W 12 | W 12 | W 12 | W 12 | W 12 | NNE 8 | NNE 8 | W 12 | E 13 | W 11 | W 12 | E 12 |
| kJ | — | — | — | — | 7 | 30 | 30 | 29 | 27 | 11 | 11 | 11 | 11 | 11 | 45 | 50 | 11 | 13 | 10 | 10 | 26 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | W 13 | W 13 | W 13 | W 13 | W 12 | S 18 | S 18 | S 18 | E 14 | E 14 | W 12 | W 12 | E 13 | W 12 | NE 7 | E 16 | W 12 |
| kJ | — | — | — | — | 30 | 30 | 30 | 29 | 27 | 6 | 6 | 6 | 4 | 4 | 11 | 11 | 3 | 11 | 2 | 5 | 11 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 8 | E 8 | E 8 | — | — | E 8 | ENE 7 | ENE 7 | ENE 7 | E 7 |
| kJ | 473 | 497 | 448 | 448 | 349 | 298 | 260 | 224 | 219 | 284 | 251 | 251 | 203 | 169 | — | — | 138 | 220 | 203 | 197 | 104 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 27 | 27 | 27 | 27 | 104 | 27 | 59 | 59 | 104 | 112 | 104 | 104 | 54 | 54 | 54 | 65 | 102 | 104 | 104 | 65 | 65 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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