Surf Forecasts:
How big are the waves at Keaulanas today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 1.5ft (0.5m), 17s period with SW swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 2ft (0.6m), 16s period with SSW swell.
- Evening surf: Evening surf (23 Sep, local time) - 2ft (0.6m), 16s period with SSW swell.
The current surf forecast for Keaulanas at 9AM is: 0.5m 17s primary swell from a Southwest direction and 0.7m 10s secondary swell from a North-northwest direction, 0.6m 12s secondary swell from a South direction (forecast issued at 01:00am September 23). An open ocean swell of 0.9m 6s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 1.5ft (0.5m) | 17s |
| Afternoon (23 Sep) | 2ft (0.6m) | 16s |
| Evening (23 Sep) | 2ft (0.6m) | 16s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Wed morning, min 25°C on Wed night). Mainly strong winds. | ||||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | ||||||||||||||||||||||
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) | NNW 11 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 17 | SSW 17 | SSW 17 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 153 | 148 | 147 | 145 | 188 | 171 | 166 | 166 | 201 | 255 | 255 | 242 | 377 | 377 | 195 | 223 | 510 | 458 | 441 | 441 | 318 | 310 | 302 | 298 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off | off |
High Tide | 1:55AM0.35m | 2:01PM0.61m | 2:28AM0.42m | 2:29PM0.59m | 3:01AM0.48m | 2:57PM0.56m | ||||||||||||||||||
Low Tide | 7:13AM0.14m | 8:45PM0.11m | 8:01AM0.13m | 9:00PM0.09m | 8:49AM0.14m | 9:18PM0.07m | ||||||||||||||||||
 | |  | |  | |  | | | | | | | | |  | | | | | | | | | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 28 | 28 | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 27 | 26 | 25 | 26 | 25 | 25 | 26 | 27 | 27 | 27 | 26 | 25 |
Feels °C | 26 | 26 | 25 | 27 | 26 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 24 | 23 | 26 | 23 | 23 | 24 | 24 | 25 | 25 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 17 | SSW 17 | SSW 14 | SW 15 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 15 |
| kJ | 153 | 110 | 108 | 106 | 104 | 102 | 100 | 75 | 201 | 255 | 255 | 242 | 377 | 377 | 134 | 223 | 510 | 458 | 441 | 441 | 318 | 310 | 302 | 298 |
Swell 2 Height (m) Direction Period (s) | S 12 | S 12 | S 12 | S 13 | S 12 | S 12 | SSW 16 | SSW 16 | NNW 10 | NNW 10 | NNW 9 | NNW 9 | NNW 10 | NNW 10 | SSW 17 | N 9 | N 9 | ESE 8 | SSE 9 | SSE 11 | ESE 8 | ESE 8 | SE 10 | SE 11 |
| kJ | 144 | 110 | 108 | 115 | 108 | 108 | 166 | 166 | 74 | 72 | 49 | 47 | 74 | 72 | 195 | 44 | 42 | 44 | 50 | 64 | 64 | 47 | 50 | 57 |
Swell 3 Height (m) Direction Period (s) | SSW 17 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | ESE 8 | NNW 10 | SSW 18 | SSE 11 | SSE 10 | N 9 | ESE 8 | SSE 10 | SE 10 | NNW 9 | SW 12 |
| kJ | 117 | 148 | 147 | 145 | 188 | 171 | 104 | 75 | 75 | 73 | 72 | 72 | 68 | 39 | 71 | 123 | 46 | 58 | 41 | 40 | 57 | 52 | 25 | 72 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 8 | NE 6 | NE 6 | ENE 10 | ENE 10 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | ENE 6 | ENE 7 | NE 6 | ENE 6 | NE 6 | NE 7 | NE 7 | ENE 7 | ENE 7 |
| kJ | 60 | 95 | 49 | 46 | 151 | 148 | 31 | 44 | 39 | 44 | 75 | 75 | 72 | 75 | 82 | 94 | 154 | 120 | 137 | 132 | 143 | 164 | 224 | 263 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 6 | 5 | 5 | 0 | 0 | 0 | 0 | 0 | 9 | 13 | 11 | 16 | 6 | 162 | 16 | 167 | 13 | 170 | 176 | 167 | 167 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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