Surf Forecasts:
How big are the waves at Keaulanas today (13 Sep):
- Morning surf: Morning surf (13 Sep, local time) - 1.5ft (0.5m), 13s period with SW swell.
- Afternoon surf: Afternoon surf (13 Sep, local time) - 1.5ft (0.4m), 15s period with SSW swell.
- Evening surf: Evening surf (13 Sep, local time) - 1.5ft (0.4m), 14s period with SW swell.
The current surf forecast for Keaulanas at 6AM is: 0.7m 16s primary swell from a Southwest direction (forecast issued at 01:00am September 13). An open ocean swell of 0.7m 9s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 2.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (13 Sep) | 1.5ft (0.5m) | 13s |
| Afternoon (13 Sep) | 1.5ft (0.4m) | 15s |
| Evening (13 Sep) | 1.5ft (0.4m) | 14s |
Table - waves today at Keaulanas. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Mon afternoon, min 24°C on Sun night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||||||||||||
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) | SSW 13 | SW 16 | SW 13 | SW 15 | SW 15 | SSW 15 | SW 14 | SW 14 | SSW 14 | SSW 14 | SW 24 | SSW 14 | SW 22 | SW 22 | SW 22 | SW 21 | SW 21 | SW 21 | SW 20 | SSW 20 | SW 20 | SW 19 | SSW 19 | SW 19 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 116 | 245 | 89 | 107 | 104 | 84 | 54 | 56 | 134 | 133 | 87 | 76 | 235 | 227 | 227 | 224 | 224 | 458 | 428 | 490 | 388 | 384 | 480 | 546 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | glassy | glassy | off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 5:14AM0.58m | 4:45PM0.44m | 5:56AM0.59m | 5:04PM0.37m | 6:41AM0.58m | 5:14PM0.32m | ||||||||||||||||||
Low Tide | 11:26AM0.20m | 10:56PM0.08m | 12:24PM0.24m | 11:16PM0.09m | 1:38PM0.27m | |||||||||||||||||||
 | |  | | | | | | | | | | | |  | | | | | |  | | | | |
 | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:36 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 27 | 27 | 27 | 26 | 25 | 25 | 24 | 25 | 26 | 28 | 27 | 26 | 26 | 26 | 25 | 25 | 27 | 28 | 28 | 27 | 26 |
Feels °C | 27 | 27 | 27 | 29 | 29 | 30 | 28 | 27 | 27 | 26 | 27 | 27 | 29 | 28 | 27 | 28 | 28 | 27 | 27 | 30 | 31 | 30 | 29 | 27 |
Swell 1 Height (m) Direction Period (s) | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 9 | NE 8 | NE 8 | NE 8 | NNE 8 | NE 8 | SSW 13 | NE 8 | NE 8 | NE 8 | SW 20 | SSW 20 | SW 20 | SW 19 | SSW 19 | SW 19 |
| kJ | 79 | 79 | 79 | 79 | 79 | 75 | 77 | 75 | 75 | 74 | 72 | 70 | 46 | 69 | 70 | 67 | 67 | 67 | 428 | 490 | 388 | 384 | 480 | 546 |
Swell 2 Height (m) Direction Period (s) | SSW 13 | SW 16 | SW 13 | SW 15 | SW 15 | SSW 15 | SW 14 | SSW 12 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SW 22 | SW 22 | SW 22 | SW 21 | SW 21 | SW 21 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 | NE 8 |
| kJ | 116 | 245 | 78 | 107 | 104 | 84 | 54 | 56 | 134 | 133 | 76 | 76 | 235 | 227 | 227 | 224 | 224 | 458 | 67 | 64 | 62 | 60 | 59 | 59 |
Swell 3 Height (m) Direction Period (s) | SSW 16 | SSE 8 | SSW 15 | SW 12 | SW 12 | SW 12 | SW 12 | SW 14 | SW 24 | SW 24 | SW 24 | SSW 24 | NE 5 | SW 14 | WSW 8 | SSW 13 | SSW 13 | SW 13 | SSW 13 | SW 13 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 98 | 6 | 89 | 37 | 37 | 37 | 37 | 54 | 87 | 87 | 87 | 54 | 11 | 48 | 7 | 69 | 68 | 44 | 65 | 41 | 39 | 38 | 38 | 38 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | E 4 | E 8 | E 4 | — | E 4 | E 4 | E 4 | ENE 8 | NE 8 | ENE 5 | ENE 5 | ENE 5 | E 5 | E 6 | — | E 6 | ENE 6 | E 5 |
| kJ | — | — | — | — | — | — | 6 | 36 | 8 | — | 10 | 9 | 14 | 70 | 80 | 24 | 28 | 21 | 21 | 22 | — | 17 | 27 | 20 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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