Surf Forecasts:
How big are the waves at Waipio Valley today (30 Sep):
- Morning surf: Morning surf (30 Sep, local time) - 4.5ft (1.3m), 8s period with E swell.
- Afternoon surf: Afternoon surf (30 Sep, local time) - 4.5ft (1.4m), 8s period with E swell.
- Evening surf: Evening surf (30 Sep, local time) - 4.5ft (1.4m), 8s period with E swell.
The current surf forecast for Waipio Valley at 2PM is: 1.4m 8s primary swell from a East direction and 0.7m 11s secondary swell from a West direction, 0.5m 12s secondary swell from a East direction (forecast issued at 07:00am September 30). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (30 Sep) | 4.5ft (1.3m) | 8s |
| Afternoon (30 Sep) | 4.5ft (1.4m) | 8s |
| Evening (30 Sep) | 4.5ft (1.4m) | 8s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Wed morning, min 24°C on Fri night). Wind will be generally light. | |||||||||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||||||||||
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 | 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) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 14 | E 8 | E 8 | E 8 | E 8 | E 5 | E 5 | E 8 | E 7 | E 8 | E 7 | ENE 7 | E 8 | E 5 | E 5 | E 5 | E 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 284 | 219 | 253 | 253 | 253 | 253 | 725 | 219 | 187 | 187 | 247 | 89 | 85 | 173 | 131 | 167 | 106 | 86 | 135 | 136 | 129 | 124 | 88 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross | cross | cross |
High Tide | 5:34AM0.87m | 4:18PM0.53m | 6:37AM0.84m | 4:40PM0.47m | 7:57AM0.81m | ||||||||||||||||||
Low Tide | 12:06PM0.40m | 10:51PM0.10m | 1:47PM0.44m | 11:37PM0.14m | |||||||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | 6:11 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | — | — | — | — | 6:10 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:08 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 27 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 29 | 29 | 31 | 30 | 30 | 28 | 28 | 29 | 27 | 28 | 29 | 29 | 29 | 28 | 29 | 27 | 27 | 27 | 28 | 28 | 28 | 27 | 27 |
Swell 1 Height (m) Direction Period (s) | E 8 | E 14 | W 11 | W 11 | W 10 | W 10 | W 9 | W 10 | E 13 | E 13 | ENE 13 | ENE 12 | W 8 | ENE 9 | E 9 | W 9 | W 8 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 9 | NNW 9 |
| kJ | 217 | 192 | 118 | 110 | 72 | 69 | 41 | 49 | 87 | 87 | 55 | 50 | 21 | 29 | 43 | 23 | 22 | 38 | 56 | 77 | 72 | 68 | 88 |
Swell 2 Height (m) Direction Period (s) | E 14 | WSW 9 | E 13 | E 12 | E 14 | E 14 | WNW 11 | E 13 | WNW 9 | W 9 | W 8 | W 8 | E 12 | W 9 | W 9 | E 12 | ENE 9 | ENE 9 | W 8 | W 8 | W 8 | W 7 | W 7 |
| kJ | 257 | 29 | 123 | 66 | 97 | 101 | 40 | 87 | 29 | 25 | 12 | 12 | 26 | 25 | 25 | 44 | 28 | 26 | 20 | 10 | 10 | 10 | 10 |
Swell 3 Height (m) Direction Period (s) | NNW 11 | W 13 | NW 11 | E 14 | E 12 | NW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | E 12 | NNW 10 | NW 10 | NNW 10 | W 8 | E 12 | — | W 11 | W 11 | E 11 |
| kJ | 48 | 50 | 30 | 92 | 65 | 30 | 21 | 20 | 20 | 20 | 20 | 10 | 20 | 26 | 20 | 24 | 37 | 21 | 25 | — | 2 | 2 | 23 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 14 | E 8 | E 8 | E 8 | E 8 | E 5 | E 5 | E 8 | E 7 | E 8 | E 7 | ENE 7 | E 8 | E 5 | E 5 | E 5 | E 5 |
| kJ | 284 | 219 | 253 | 253 | 253 | 253 | 725 | 219 | 187 | 187 | 247 | 89 | 85 | 173 | 131 | 167 | 106 | 86 | 135 | 136 | 129 | 124 | 87 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 27 | 27 | 34 | 34 | 27 | 27 | 27 | 27 | 27 | 27 | 69 | 69 | 69 | 27 | 27 | 27 | 66 | 69 | 69 | 69 | 69 | 69 | 31 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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