Surf Forecasts:
How big are the waves at Keaulanas today (20 Jul):
- Morning surf: Morning surf (20 Jul, local time) - 2ft (0.6m), 16s period with S swell.
- Afternoon surf: Afternoon surf (20 Jul, local time) - 2.5ft (0.8m), 16s period with S swell.
- Evening surf: Evening surf (20 Jul, local time) - 2ft (0.6m), 16s period with S swell.
The current surf forecast for Keaulanas at 7PM is: 0.6m 16s primary swell from a South direction and 0.6m 13s secondary swell from a South direction (forecast issued at 01:00pm July 20). An open ocean swell of 1.0m 7s is not directed at the surf break. The wind direction is predicted to be offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 Jul) | 2ft (0.6m) | 16s |
| Afternoon (20 Jul) | 2.5ft (0.8m) | 16s |
| Evening (20 Jul) | 2ft (0.6m) | 16s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue afternoon. Warm (max 28°C on Mon afternoon, min 24°C on Mon night). Wind will be generally light. | |||||||||||||||||||||
Mon 20 | Tuesday 21 | Wednesday 22 | |||||||||||||||||||
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) | S 16 | S 16 | S 16 | S 16 | S 15 | S 13 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | SSW 24 | SSW 24 | SSW 24 | SSW 23 | SSW 22 | SSW 22 |
Wave Graph  | |||||||||||||||||||||
 kJ | 193 | 329 | 325 | 181 | 165 | 163 | 339 | 267 | 329 | 325 | 302 | 289 | 281 | 277 | 273 | 322 | 437 | 433 | 426 | 517 | 489 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | cross-off | off | off | off | off | cross-off | off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off |
High Tide | 9:44AM0.47m | 7:23PM0.40m | 10:58AM0.52m | 12:00PM0.57m | |||||||||||||||||
Low Tide | 3:17PM0.35m | 2:50AM0.11m | 3:27AM0.11m | ||||||||||||||||||
 |  | |  | | |  | | |  | | | |  | | | | | | | | |
 | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — | — | 6:01 | — | — | — | — | — | — |
 | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 28 | 27 | 25 | 25 | 24 | 24 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 25 | 24 | 26 | 27 | 27 | 25 | 25 |
Feels °C | 26 | 26 | 25 | 25 | 26 | 25 | 26 | 26 | 29 | 28 | 28 | 26 | 26 | 26 | 25 | 23 | 26 | 26 | 26 | 25 | 24 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 16 | S 16 | S 13 | S 15 | S 13 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 11 | S 10 | S 13 | S 13 |
| kJ | 99 | 329 | 325 | 119 | 165 | 163 | 339 | 267 | 329 | 325 | 302 | 289 | 281 | 277 | 273 | 273 | 277 | 79 | 106 | 272 | 209 |
Swell 2 Height (m) Direction Period (s) | S 16 | SW 18 | SW 18 | S 16 | S 13 | S 15 | SSW 16 | NE 7 | NE 7 | NE 7 | NE 7 | SSW 16 | NE 7 | NE 7 | SSW 26 | SSW 24 | SSW 24 | S 13 | SSW 23 | SSW 22 | SSW 22 |
| kJ | 193 | 82 | 80 | 181 | 85 | 163 | 105 | 54 | 44 | 44 | 45 | 97 | 47 | 45 | 217 | 322 | 437 | 126 | 426 | 517 | 489 |
Swell 3 Height (m) Direction Period (s) | SW 18 | W 12 | W 12 | SW 18 | SW 17 | SSW 16 | W 11 | SSW 17 | SW 17 | SW 17 | SSW 16 | SSW 26 | SSW 15 | SSW 26 | SW 15 | SW 16 | SW 17 | SSW 24 | S 13 | SSW 18 | SSW 18 |
| kJ | 83 | 11 | 11 | 78 | 70 | 105 | 9 | 108 | 73 | 71 | 103 | 133 | 93 | 224 | 60 | 61 | 143 | 433 | 125 | 120 | 204 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | — | — | — | — | NE 7 | ENE 7 | ENE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 6 |
| kJ | 75 | 86 | 100 | 82 | 65 | 63 | 61 | — | — | — | — | 55 | 68 | 68 | 55 | 65 | 54 | 52 | 54 | 52 | 46 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 2 | 2 | 2 | 2 | 0 | 0 | 0 | 2 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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