Surf Forecasts:
How big are the waves at Number Fours today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 6.5ft (2.0m), 10s period with E swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 6.5ft (2.0m), 10s period with E swell.
- Evening surf: Evening surf (23 Sep, local time) - 6.5ft (2.0m), 9s period with E swell.
The current surf forecast for Number Fours at 6AM is: 2.0m 10s primary swell from a East direction and 0.6m 13s secondary swell from a South direction (forecast issued at 01:00am September 23). An open ocean swell of 0.5m 11s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 6.5ft (2.0m) | 10s |
| Afternoon (23 Sep) | 6.5ft (2.0m) | 10s |
| Evening (23 Sep) | 6.5ft (2.0m) | 9s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°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) | E 9 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 650 | 739 | 767 | 767 | 752 | 705 | 675 | 646 | 510 | 400 | 522 | 617 | 724 | 650 | 688 | 826 | 826 | 795 | 1041 | 1332 | 1412 | 1264 | 1332 | 1616 |
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 | cross-off | cross-off | cross-off |
High Tide | 2:04AM0.37m | 2:12PM0.62m | 2:36AM0.43m | 2:42PM0.60m | 3:10AM0.49m | 3:11PM0.56m | ||||||||||||||||||
Low Tide | 7:31AM0.11m | 8:51PM0.09m | 8:17AM0.10m | 9:09PM0.07m | 9:02AM0.10m | 9:30PM0.05m | ||||||||||||||||||
 |  |  | | | | | | | |  | | | | |  | | | | | | | | | |
 | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:25 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:23 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 24 | 24 | 24 | 24 | 24 | 23 | 24 | 24 | 24 | 23 | 24 | 23 | 23 | 23 | 23 | 22 | 21 | 21 | 22 | 22 | 22 | 22 | 22 | 21 |
Swell 1 Height (m) Direction Period (s) | S 12 | S 13 | S 13 | S 13 | S 13 | S 12 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 16 | SW 15 | SSW 17 | SSW 14 | SW 15 | SW 17 | SSW 16 | SSW 16 | SSW 16 | SW 16 | SW 16 | SW 15 | SSW 15 |
| kJ | 108 | 117 | 119 | 121 | 82 | 75 | 166 | 164 | 166 | 201 | 255 | 245 | 226 | 377 | 134 | 220 | 424 | 334 | 322 | 322 | 255 | 248 | 242 | 298 |
Swell 2 Height (m) Direction Period (s) | N 11 | N 11 | SW 17 | SW 17 | SW 17 | SW 16 | S 12 | S 12 | S 12 | S 12 | S 12 | SSW 12 | S 12 | S 12 | SSW 17 | SSW 18 | S 11 | SSE 10 | SSE 9 | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 |
| kJ | 61 | 57 | 148 | 145 | 138 | 125 | 75 | 75 | 75 | 75 | 71 | 47 | 44 | 44 | 197 | 123 | 82 | 75 | 28 | 86 | 83 | 56 | 40 | 78 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SSW 17 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | N 11 | NNW 11 | NNW 10 | NNW 10 | S 12 | NNW 10 | NNW 9 | NNW 9 | SSE 11 | N 9 | SW 12 | SW 12 | SW 12 | SW 12 |
| kJ | 76 | 119 | 35 | 34 | 34 | 33 | 33 | 32 | 31 | 18 | 21 | 39 | 35 | 33 | 44 | 31 | 29 | 17 | 48 | 15 | 37 | 37 | 37 | 72 |
Wind waves Height (m) Direction Period (s) | E 9 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 9 |
| kJ | 650 | 739 | 767 | 767 | 752 | 705 | 675 | 646 | 510 | 400 | 522 | 617 | 724 | 650 | 688 | 826 | 826 | 795 | 1041 | 1332 | 1412 | 1264 | 1332 | 1616 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 32 | 31 | 32 | 39 | 39 | 39 | 33 | 31 | 31 | 31 | 32 | 42 | 46 | 44 | 48 | 39 | 128 | 48 | 201 | 46 | 155 | 155 | 201 | 155 |
Best forecast wave conditions in Oahu | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
FREE! Surf-Forecast.com widget for your website
The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Number Fours surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Nearest