Surf Forecasts:
How big are the waves at Number Fours today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 4.5ft (1.4m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Evening surf: Evening surf (10 Aug, local time) - 4.5ft (1.3m), 8s period with ENE swell.
The current surf forecast for Number Fours at 4AM is: 1.6m 7s primary swell from a East-northeast direction and 0.4m 16s secondary swell from a South-southwest direction (forecast issued at 07:00pm August 09). The wind direction is predicted to be cross-offshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 4.5ft (1.4m) | 8s |
| Afternoon (10 Aug) | 4.5ft (1.4m) | 7s |
| Evening (10 Aug) | 4.5ft (1.3m) | 8s |
Table - waves today at Number Fours. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Mon morning, min 25°C on Sun night). Mainly fresh winds. | |||||||||||||||||||
Sun 9 | Monday 10 | Tuesday 11 | |||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
Wave Graph  | |||||||||||||||||||
 kJ | 276 | 291 | 291 | 252 | 252 | 226 | 196 | 199 | 199 | 196 | 196 | 214 | 208 | 186 | 165 | 276 | 269 | 258 | 250 |
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 | 2:10PM0.78m | 2:02AM0.22m | 2:54PM0.80m | 2:55AM0.26m | 3:35PM0.79m | ||||||||||||||
Low Tide | 9:40PM0.08m | 7:20AM-0.02m | 10:10PM0.06m | 8:15AM-0.02m | 10:40PM0.05m | ||||||||||||||
 |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | 7:05 | — | — | — | — | — | — | — | 7:05 | — | — | — | — | — | — | — | 7:04 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 25 | 25 | 26 | 26 | 27 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 26 | 25 | 25 |
Feels °C | 25 | 26 | 24 | 23 | 26 | 26 | 26 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 24 | 25 | 25 | 24 | 23 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 16 | S 16 | SSW 16 | ENE 7 | ENE 8 | SSW 15 | SSW 15 | SSW 15 | SSW 16 | SSW 16 | SSW 15 | SSW 15 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 |
| kJ | 86 | 203 | 132 | 223 | 252 | 226 | 184 | 176 | 176 | 191 | 188 | 186 | 174 | 169 | 165 | 276 | 269 | 258 | 250 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSW 12 | SSW 12 | SSW 12 | SSW 16 | SSW 16 | SSW 12 | SSW 12 | SSE 10 | SSE 9 | SE 9 | SSW 11 | SSE 9 | SSW 11 | SSW 11 | SE 9 | SE 9 | SSE 9 | S 20 |
| kJ | 102 | 56 | 83 | 56 | 99 | 196 | 56 | 86 | 35 | 33 | 22 | 23 | 16 | 40 | 41 | 20 | 20 | 16 | 186 |
Swell 3 Height (m) Direction Period (s) | SSW 18 | SSE 10 | SW 16 | SSE 10 | S 16 | SSW 12 | SSE 10 | SSE 10 | SSW 11 | SSW 11 | SSW 11 | SSE 9 | SSW 11 | SSE 9 | SSE 9 | W 10 | S 21 | S 20 | SSE 9 |
| kJ | 102 | 19 | 65 | 18 | 129 | 56 | 19 | 37 | 42 | 24 | 23 | 16 | 23 | 16 | 16 | 18 | 79 | 72 | 15 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 7 | — | — | ENE 8 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 276 | 291 | 291 | 252 | — | — | 196 | 199 | 199 | 196 | 196 | 214 | 208 | 186 | 156 | 156 | 163 | 163 | 163 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 2 | 1 | 1 | 1 | 4 | 31 | 31 | 2 | 31 | 4 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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