Surf Forecasts:
How big are the waves at Number Fours today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 6ft (1.8m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 6ft (1.8m), 7s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 6ft (1.8m), 8s period with ENE swell.
The current surf forecast for Number Fours at 2AM is: 1.4m 7s primary swell from a East-northeast direction and 0.6m 14s secondary swell from a South-southwest direction (forecast issued at 07:00pm July 17). An open ocean swell of 0.5m 13s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 6ft (1.8m) | 7s |
| Afternoon (18 Jul) | 6ft (1.8m) | 7s |
| Evening (18 Jul) | 6ft (1.8m) | 8s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat morning, min 24°C on Sat night). Mainly strong winds. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 19 | |||||||||||||||||
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 16 | SSW 15 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 196 | 191 | 222 | 166 | 220 | 262 | 360 | 375 | 356 | 356 | 375 | 353 | 341 | 333 | 341 | 333 | 266 | 302 | 295 |
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 |
High Tide | 6:36PM0.61m | 7:44AM0.34m | 7:11PM0.52m | 8:53AM0.38m | 7:45PM0.43m | ||||||||||||||
Low Tide | 1:42AM0.01m | 12:46PM0.16m | 2:15AM0.02m | 2:03PM0.22m | |||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 24 | 24 | 24 | 24 | 25 | 25 | 26 | 25 | 25 | 25 |
Feels °C | 24 | 24 | 24 | 25 | 23 | 22 | 22 | 22 | 21 | 21 | 22 | 22 | 21 | 22 | 23 | 24 | 22 | 23 | 25 |
Swell 1 Height (m) Direction Period (s) | SSW 16 | SSW 16 | E 6 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 14 | SSW 14 | SSW 14 | S 12 | S 12 | S 12 | S 12 | SSW 13 | SSW 13 | S 13 | SSW 12 |
| kJ | 196 | 191 | 38 | 147 | 156 | 143 | 141 | 141 | 158 | 158 | 156 | 112 | 75 | 75 | 73 | 96 | 95 | 85 | 44 |
Swell 2 Height (m) Direction Period (s) | W 14 | W 14 | SSW 15 | W 13 | W 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | WNW 13 | W 12 | W 12 | W 12 | S 19 | S 19 | S 18 | S 18 | S 18 |
| kJ | 98 | 94 | 222 | 90 | 87 | 57 | 57 | 57 | 56 | 56 | 55 | 28 | 26 | 25 | 66 | 114 | 106 | 101 | 155 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | W 13 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SSE 9 | NNE 8 | SSE 9 | SSE 9 | S 19 | S 19 | W 12 | W 12 | NNE 8 | W 12 | SW 19 |
| kJ | 55 | 54 | 92 | 58 | 60 | 55 | 55 | 54 | 7 | 14 | 8 | 15 | 66 | 66 | 25 | 25 | 13 | 25 | 57 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | NE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 150 | 150 | 113 | 166 | 220 | 262 | 360 | 375 | 356 | 356 | 375 | 353 | 341 | 333 | 341 | 333 | 266 | 302 | 295 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 34 | 31 | 31 | 31 | 32 | 39 | 39 | 39 | 39 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 128 | 31 | 1 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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