Surf Forecasts:
How big are the waves at Hapuna today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 1.5ft (0.5m), 18s period with SW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 1.5ft (0.5m), 17s period with SW swell.
- Evening surf: Evening surf (18 Sep, local time) - 1.5ft (0.5m), 17s period with SW swell.
The current surf forecast for Hapuna at 7AM is: 0.5m 18s primary swell from a Southwest direction (forecast issued at 01:00am September 18). An open ocean swell of 0.7m 7s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Sep) | 1.5ft (0.5m) | 18s |
| Afternoon (18 Sep) | 1.5ft (0.5m) | 17s |
| Evening (18 Sep) | 1.5ft (0.5m) | 17s |
Table - waves today at Hapuna. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Fri morning, min 25°C on Fri night). Wind will be generally light. | ||||||||||||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||||||||||||
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 | 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) | SW 17 | SW 17 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 148 | 148 | 150 | 108 | 148 | 145 | 143 | 135 | 127 | 65 | 64 | 64 | 63 | 64 | 64 | 61 | 62 | 34 | 34 | 33 | 33 | 33 | 33 | 33 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | off | off | cross | cross-off | cross-off | off | cross-off | off | off | off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 10:00AM0.55m | 9:49PM0.17m | 11:20AM0.56m | 00:02AM0.19m | 12:22PM0.59m | |||||||||||||||||||
Low Tide | 1:16AM0.10m | 7:14PM0.16m | 2:31AM0.12m | 7:39PM0.13m | 4:23AM0.13m | 7:59PM0.11m | ||||||||||||||||||
 | |  |  | | |  | | | | | | | | | | | | | | | | | | |
 | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — | — | 6:11 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:21 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 29 | 29 | 28 | 26 | 26 | 26 | 25 | 26 | 29 | 29 | 28 | 27 | 26 | 25 | 25 | 26 | 29 | 29 | 27 | 26 | 26 |
Feels °C | 30 | 29 | 29 | 31 | 31 | 30 | 29 | 29 | 28 | 25 | 26 | 30 | 30 | 30 | 30 | 29 | 27 | 26 | 27 | 29 | 29 | 27 | 26 | 27 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNE 7 | NE 7 | NE 6 | NE 7 | NE 7 | NE 7 | NE 7 | NE 6 | NE 6 | NNE 7 | NE 6 | NE 6 | NE 7 | NE 6 | NNE 6 | NNE 6 | NE 6 | SSW 15 | SSW 15 | NNE 6 | NE 6 | SSW 14 | SSW 14 |
| kJ | 41 | 37 | 54 | 34 | 79 | 91 | 88 | 73 | 40 | 39 | 9 | 56 | 59 | 85 | 83 | 67 | 46 | 34 | 44 | 42 | 61 | 73 | 41 | 39 |
Swell 2 Height (m) Direction Period (s) | ENE 8 | ENE 8 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 15 | ENE 8 | NNE 7 | SSW 15 | SSW 15 | SW 15 | SW 15 |
| kJ | 23 | 34 | 150 | 108 | 148 | 145 | 143 | 135 | 127 | 65 | 64 | 64 | 63 | 64 | 64 | 61 | 62 | 34 | 13 | 5 | 42 | 42 | 33 | 33 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 17 | NNE 7 | NNE 7 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | SSW 16 | SSW 16 | SSW 16 | ENE 9 | ENE 8 | SSW 16 | SW 15 | SW 15 | SW 15 | SW 15 | W 13 | ENE 8 |
| kJ | 148 | 148 | 16 | 17 | 8 | 8 | 8 | 8 | 13 | 13 | 7 | 7 | 27 | 24 | 49 | 7 | 7 | 49 | 34 | 33 | 33 | 33 | 3 | 6 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | NE 6 | — | — | — | — | — | — | — | NE 6 | NE 6 | — | — | NE 6 | NNE 6 |
| kJ | — | — | — | — | — | — | — | — | — | — | 30 | — | — | — | — | — | — | — | 33 | 49 | — | — | 52 | 57 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 41 | 32 | 93 | 3 | 3 | 32 | 32 | 45 | 41 | 32 | 93 | 93 | 32 | 28 | 28 |
Best forecast wave conditions in Big Island | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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