Surf Forecasts:
How big are the waves at Keaulanas today (31 Aug):
- Morning surf: Morning surf (31 Aug, local time) - 2.5ft (0.7m), 15s period with SSW swell.
- Afternoon surf: Afternoon surf (31 Aug, local time) - 2.5ft (0.7m), 14s period with SSW swell.
- Evening surf: Evening surf (31 Aug, local time) - 2ft (0.6m), 19s period with S swell.
The current surf forecast for Keaulanas at 3AM is: 0.7m 15s primary swell from a South-southwest direction and 0.6m 11s secondary swell from a South direction (forecast issued at 07:00pm August 30). An open ocean swell of 1.1m 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 (31 Aug) | 2.5ft (0.7m) | 15s |
| Afternoon (31 Aug) | 2.5ft (0.7m) | 14s |
| Evening (31 Aug) | 2ft (0.6m) | 19s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Wed afternoon, min 25°C on Sun night). Mainly fresh winds. | |||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | |||||||||||||||||
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 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | S 19 | S 19 | S 19 | S 18 | SSW 18 | S 18 | S 18 | S 18 | S 18 |
Wave Graph  | |||||||||||||||||||
 kJ | 162 | 158 | 201 | 199 | 196 | 196 | 191 | 186 | 183 | 190 | 273 | 273 | 267 | 248 | 333 | 311 | 314 | 311 | 395 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | off | cross-off | off | cross-off | off | off | cross-off | off | off | off | off | off | off | off |
High Tide | 4:54PM0.51m | 6:01AM0.54m | 5:16PM0.44m | 6:54AM0.57m | 5:35PM0.37m | ||||||||||||||
Low Tide | 11:21PM0.08m | 12:00PM0.24m | 11:44PM0.07m | 1:15PM0.28m | |||||||||||||||
 |  | | |  | | | | | | | |  | | | | | | | |
 | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — | — | — | — | — | — | 6:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 25 | 25 | 25 | 26 | 27 | 28 | 27 | 26 | 25 | 25 | 26 | 25 | 27 | 28 | 27 | 26 | 26 |
Feels °C | 25 | 26 | 24 | 24 | 24 | 24 | 25 | 26 | 25 | 25 | 24 | 24 | 26 | 25 | 26 | 27 | 25 | 25 | 26 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 12 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | S 19 | S 19 | S 19 | S 19 | S 18 | SSW 18 | S 18 | S 18 | S 18 | S 18 |
| kJ | 100 | 100 | 201 | 199 | 196 | 196 | 191 | 186 | 183 | 190 | 273 | 273 | 267 | 248 | 333 | 311 | 314 | 311 | 395 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 15 | S 12 | S 11 | S 11 | S 11 | S 11 | S 11 | SSE 11 | S 10 | S 10 | S 10 | SW 14 | SSW 14 | SSW 14 | S 13 | S 12 | S 12 | SSW 14 |
| kJ | 162 | 158 | 98 | 87 | 84 | 84 | 57 | 81 | 88 | 56 | 52 | 50 | 92 | 136 | 115 | 79 | 77 | 75 | 77 |
Swell 3 Height (m) Direction Period (s) | W 11 | S 20 | SSW 20 | SSW 20 | SSW 19 | SSW 19 | SSW 18 | S 20 | SSW 19 | SW 14 | SW 14 | SW 13 | S 10 | S 10 | S 10 | SW 14 | SW 14 | SW 14 | W 11 |
| kJ | 9 | 30 | 37 | 38 | 73 | 71 | 31 | 74 | 123 | 92 | 92 | 88 | 48 | 46 | 46 | 53 | 53 | 53 | 9 |
Wind waves Height (m) Direction Period (s) | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 8 | NE 8 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NE 7 |
| kJ | 135 | 119 | 116 | 116 | 119 | 147 | 179 | 179 | 156 | 152 | 152 | 137 | 137 | 140 | 121 | 134 | 169 | 174 | 152 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 9 | 0 | 5 | 5 | 2 | 9 | 9 | 6 | 9 | 5 | 0 | 2 | 0 | 0 | 0 | 5 | 160 | 5 | 0 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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