Surf Forecasts:
How big are the waves at Keaulanas today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (18 Jul, local time) - 2.5ft (0.7m), 14s period with SSW swell.
The current surf forecast for Keaulanas at 2AM is: 0.7m 14s primary swell from a South-southwest direction (forecast issued at 07:00pm July 17). An open ocean swell of 0.8m 7s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 2.5ft (0.7m) | 14s |
| Afternoon (18 Jul) | 2.5ft (0.7m) | 14s |
| Evening (18 Jul) | 2.5ft (0.7m) | 14s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Sat morning, min 24°C on Sat night). Wind will be generally light. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 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) | SSW 16 | SSW 16 | S 15 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 12 | SSW 12 | S 12 | SSW 13 | SSW 13 | S 13 | S 13 | SSW 11 |
Wave Graph  | |||||||||||||||||||
 kJ | 196 | 253 | 115 | 189 | 143 | 195 | 141 | 210 | 210 | 210 | 210 | 121 | 115 | 73 | 127 | 92 | 126 | 126 | 74 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | off | off | cross-off | cross-off | off | off | off |
High Tide | 6:15PM0.65m | 7:16AM0.38m | 6:44PM0.56m | 8:28AM0.42m | 7:08PM0.48m | ||||||||||||||
Low Tide | 1:21AM0.10m | 12:14PM0.22m | 1:50AM0.10m | 1:25PM0.30m | |||||||||||||||
 |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | 6:00 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | 7:16 | — | — | — | — | — | — | — | 7:16 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 28 | 26 | 25 | 25 | 25 | 25 | 27 | 27 | 26 | 25 | 24 | 24 | 24 | 24 | 27 | 27 | 27 | 25 | 25 |
Feels °C | 27 | 26 | 25 | 26 | 25 | 23 | 25 | 25 | 24 | 24 | 24 | 24 | 23 | 23 | 26 | 25 | 25 | 24 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | W 14 | NE 7 | SSW 14 | SSW 14 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NE 7 | SSW 12 | S 12 | SSW 13 | SSW 13 | S 13 | S 13 | SSW 11 |
| kJ | 196 | 253 | 93 | 65 | 143 | 195 | 141 | 210 | 210 | 210 | 210 | 73 | 115 | 73 | 127 | 92 | 126 | 126 | 74 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | S 15 | SSW 14 | W 13 | NNE 7 | NNE 7 | NNE 7 | NNE 8 | NNE 8 | E 7 | SSW 12 | SSE 8 | SE 9 | SE 6 | SE 6 | S 19 | S 18 | SSE 18 |
| kJ | 140 | 96 | 115 | 189 | 87 | 42 | 28 | 31 | 36 | 51 | 28 | 121 | 28 | 19 | 9 | 9 | 110 | 102 | 106 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | SSW 12 | W 13 | SW 15 | W 13 | WNW 13 | WNW 13 | WNW 13 | SSE 9 | SSE 9 | SSE 9 | E 8 | WNW 12 | W 12 | S 19 | SSE 6 | SE 6 | SSE 6 |
| kJ | 55 | 54 | 57 | 90 | 57 | 87 | 57 | 57 | 57 | 29 | 31 | 30 | 18 | 28 | 25 | 65 | 7 | 8 | 6 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | — | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | NE 8 | E 8 | NE 6 | NE 7 | NE 7 | NE 6 | NE 6 | NE 6 | NE 7 |
| kJ | 71 | 79 | 77 | — | 77 | 60 | 62 | 63 | 86 | 62 | 77 | 223 | 42 | 57 | 73 | 58 | 56 | 49 | 65 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 2 | 2 | 2 | 5 | 5 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 149 | 0 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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