Surf Forecasts:
How big are the waves at Waipio Valley today (25 Sep):
- Morning surf: Morning surf (25 Sep, local time) - 6.5ft (2.0m), 8s period with E swell.
- Afternoon surf: Afternoon surf (25 Sep, local time) - 6ft (1.9m), 8s period with E swell.
- Evening surf: Evening surf (25 Sep, local time) - 8ft (2.5m), 8s period with E swell.
The current surf forecast for Waipio Valley at 2PM is: 1.9m 8s primary swell from a East direction and 0.4m 9s secondary swell from a North-northwest direction, 0.1m 9s secondary swell from a West direction (forecast issued at 07:00am September 25). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Sep) | 6.5ft (2.0m) | 8s |
| Afternoon (25 Sep) | 6ft (1.9m) | 8s |
| Evening (25 Sep) | 8ft (2.5m) | 8s |
Table - waves today at Waipio Valley. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 23mm), heaviest during Fri night. Warm (max 27°C on Fri morning, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||||||
Friday 25 | Saturday 26 | Sunday 27 | |||||||||||||||||||||
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 | ENE 8 | ENE 8 | ENE 9 | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 458 | 463 | 475 | 430 | 463 | 726 | 1081 | 1162 | 1109 | 1068 | 1093 | 1173 | 1351 | 1474 | 1474 | 1454 | 1362 | 1362 | 1243 | 1157 | 1095 | 934 | 837 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross |
High Tide | 2:01AM0.71m | 2:08PM0.80m | 2:38AM0.78m | 2:34PM0.76m | 3:17AM0.84m | 3:00PM0.71m | |||||||||||||||||
Low Tide | 7:56AM0.19m | 8:25PM0.14m | 8:38AM0.21m | 8:48PM0.11m | 9:22AM0.25m | 9:14PM0.08m | |||||||||||||||||
 |  | |  |  |  | | | |  | | | | |  | | | | | | |  | | |
 | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:14 | — | — |
mm | — | — | — | — | 4 | 5 | 3 | 3 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 24 | 25 | 27 | 27 | 26 | 26 | 25 |
Feels °C | 26 | 26 | 27 | 27 | 26 | 24 | 24 | 23 | 23 | 23 | 24 | 24 | 22 | 22 | 22 | 23 | 21 | 23 | 25 | 25 | 24 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | NNW 9 | N 9 | N 9 | N 9 | N 9 | N 9 | N 9 | WNW 16 | N 9 | N 9 | WNW 15 | WNW 15 | NNW 20 | NNW 19 | NNW 18 | NNW 18 |
| kJ | 29 | 28 | 28 | 28 | 28 | 27 | 27 | 16 | 14 | 13 | 14 | 14 | 14 | 6 | 25 | 6 | 6 | 21 | 21 | 37 | 72 | 126 | 123 |
Swell 2 Height (m) Direction Period (s) | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | NW 20 | NW 19 | NW 19 | NW 18 | WNW 18 | NW 18 | NW 16 | WNW 16 | N 9 | NW 16 | NW 15 | N 9 | N 9 | WNW 14 | WNW 13 | WNW 13 | WNW 13 |
| kJ | 2 | 2 | 2 | 2 | 2 | 2 | 15 | 15 | 14 | 12 | 31 | 12 | 11 | 25 | 6 | 10 | 9 | 6 | 6 | 20 | 17 | 17 | 17 |
Swell 3 Height (m) Direction Period (s) | W 17 | E 12 | W 10 | W 21 | W 21 | W 20 | W 9 | W 9 | W 9 | W 9 | W 10 | W 10 | W 9 | W 14 | W 15 | W 15 | W 14 | N 21 | NW 20 | — | — | N 8 | E 18 |
| kJ | 6 | 3 | 2 | 9 | 9 | 8 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 4 | 4 | 4 | 4 | 9 | 16 | — | — | 6 | 24 |
Wind waves Height (m) Direction Period (s) | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 9 | E 8 | E 9 | E 9 | ENE 9 | ENE 9 | ENE 9 | E 9 | ENE 9 | ENE 9 | E 9 | E 9 | E 9 | E 9 | E 9 |
| kJ | 458 | 463 | 475 | 430 | 463 | 726 | 1081 | 1162 | 1109 | 1068 | 1093 | 1173 | 1351 | 1474 | 1474 | 1454 | 1362 | 1362 | 1243 | 1157 | 1095 | 934 | 837 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 27 | 59 | 112 | 67 | 59 | 59 | 59 | 59 | 56 | 59 | 59 | 67 | 59 | 59 | 59 | 27 | 27 | 27 | 27 | 27 | 68 | 59 | 27 |
Best forecast wave conditions in Big Island | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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