Surf Forecasts:
How big are the waves at Ehukai/Gums today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
- Evening surf: Evening surf (17 Sep, local time) - 1.5ft (0.5m), 16s period with SW swell.
The current surf forecast for Ehukai/Gums at 5PM is: 0.5m 16s primary swell from a Southwest direction (forecast issued at 01:00pm September 17). An open ocean swell of 0.2m 20s is not directed at the surf break, a second open ocean swell of 2.1m 8s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 1.5ft (0.5m) | 16s |
| Afternoon (17 Sep) | 1.5ft (0.5m) | 16s |
| Evening (17 Sep) | 1.5ft (0.5m) | 16s |
Table - waves today at Ehukai/Gums. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 28°C on Fri afternoon, min 25°C on Thu night). Wind will be generally light. | |||||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||||
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) | SW 16 | SW 16 | SW 16 | SW 16 | NNE 7 | NNE 6 | WNW 11 | WNW 11 | NW 10 | NW 10 | NW 10 | NNE 7 | NW 9 | NW 9 | NW 9 | NW 9 | W 9 | W 9 | SW 16 | NW 10 | SW 16 |
Wave Graph  | |||||||||||||||||||||
 kJ | 125 | 125 | 125 | 124 | 82 | 51 | 12 | 12 | 4 | 4 | 4 | 47 | 3 | 3 | 3 | 3 | 3 | 1 | 122 | 4 | 121 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 8:23AM0.57m | 10:24AM0.59m | 11:23AM0.62m | ||||||||||||||||||
Low Tide | 11:15PM0.18m | 00:18AM0.21m | |||||||||||||||||||
 | | |  | |  | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:18 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:32 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 27 | 27 | 26 | 26 | 26 | 25 | 26 | 27 | 28 | 27 | 26 | 26 | 25 | 26 | 26 | 27 | 27 | 26 | 26 | 26 |
Feels °C | 26 | 27 | 28 | 27 | 27 | 26 | 24 | 26 | 26 | 27 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 25 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 16 | NNE 7 | NNE 6 | SSW 18 | SSW 18 | SSW 17 | SSW 17 | SSW 17 | NNE 7 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SSW 16 | SW 16 |
| kJ | 125 | 125 | 125 | 124 | 82 | 51 | 204 | 121 | 202 | 197 | 193 | 47 | 179 | 173 | 171 | 166 | 166 | 166 | 122 | 166 | 121 |
Swell 2 Height (m) Direction Period (s) | WSW 11 | SSW 20 | SSW 20 | SSW 19 | SSW 16 | SSW 17 | WNW 11 | SW 14 | NW 10 | NW 10 | NW 10 | SSW 17 | NW 9 | NW 9 | NW 9 | NW 9 | NW 8 | W 9 | S 18 | NW 10 | N 12 |
| kJ | 11 | 37 | 37 | 72 | 175 | 202 | 12 | 52 | 4 | 4 | 4 | 184 | 3 | 3 | 3 | 3 | 3 | 1 | 6 | 4 | 3 |
Swell 3 Height (m) Direction Period (s) | SSW 20 | NW 10 | WSW 10 | SW 8 | SW 10 | NW 12 | SW 10 | WNW 11 | W 9 | W 9 | W 9 | NW 9 | W 9 | W 9 | W 9 | W 9 | W 9 | S 18 | W 8 | W 8 | NW 10 |
| kJ | 38 | 4 | 10 | 3 | 4 | 6 | 4 | 12 | 2 | 2 | 2 | 3 | 2 | 2 | 2 | 2 | 1 | 6 | 1 | 1 | 4 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 8 | ENE 8 | ENE 9 | E 9 | E 9 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 8 | ENE 8 | E 8 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
| kJ | 495 | 508 | 527 | 645 | 498 | 542 | 494 | 472 | 461 | 496 | 484 | 408 | 416 | 407 | 416 | 501 | 501 | 501 | 551 | 537 | 501 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 27 | 27 | 1 | 1 | 1 | 22 | 22 | 22 | 22 | 168 | 22 | 1 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 22 | 1 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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