Surf Forecasts:
How big are the waves at Chinamans Hat/Mokolii today (31 Jul):
- Morning surf: Morning surf (31 Jul, local time) - 6ft (1.9m), 7s period with E swell.
- Afternoon surf: Afternoon surf (31 Jul, local time) - 7ft (2.1m), 7s period with E swell.
- Evening surf: Evening surf (31 Jul, local time) - 7.5ft (2.3m), 7s period with E swell.
The current surf forecast for Chinamans Hat/Mokolii at 9AM is: 1.9m 7s primary swell from a East direction and 0.6m 15s secondary swell from a East direction, 0.4m 9s secondary swell from a North direction (forecast issued at 07:00pm July 30). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 Jul) | 6ft (1.9m) | 7s |
| Afternoon (31 Jul) | 7ft (2.1m) | 7s |
| Evening (31 Jul) | 7.5ft (2.3m) | 7s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 3mm), mostly falling on Thu night. Warm (max 26°C on Thu night, min 24°C on Sat night). Mainly fresh winds. | |||||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | |||||||||||||||||
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 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 234 | 252 | 269 | 277 | 306 | 348 | 416 | 457 | 439 | 537 | 726 | 847 | 868 | 890 | 902 | 857 | 807 | 824 | 889 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:34PM0.84m | 2:24AM0.45m | 3:54PM0.82m | 3:13AM0.46m | 4:11PM0.78m | ||||||||||||||
Low Tide | 10:22PM0.24m | 8:55AM-0.01m | 10:48PM0.21m | 9:28AM0.06m | |||||||||||||||
 |  | |  | | |  | | |  | | | | | | | | | | |
 | — | — | — | — | 6:03 | — | — | — | — | — | — | — | 6:03 | — | — | — | — | — | — |
 | 7:10 | — | — | — | — | — | — | — | 7:10 | — | — | — | — | — | — | — | 7:09 | — | — |
mm | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 27 | 26 | 26 | 25 | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 24 |
Feels °C | 27 | 26 | 26 | 25 | 25 | 26 | 25 | 25 | 25 | 24 | 22 | 22 | 22 | 22 | 24 | 23 | 23 | 23 | 21 |
Swell 1 Height (m) Direction Period (s) | SSW 13 | S 13 | E 16 | E 16 | E 16 | E 15 | E 15 | E 15 | E 16 | E 15 | E 15 | E 15 | E 14 | E 15 | E 15 | E 14 | E 14 | E 14 | E 14 |
| kJ | 59 | 55 | 85 | 81 | 185 | 167 | 157 | 228 | 231 | 222 | 213 | 205 | 202 | 205 | 205 | 199 | 196 | 199 | 199 |
Swell 2 Height (m) Direction Period (s) | N 9 | E 18 | S 13 | S 13 | N 9 | N 9 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | N 8 | SSW 14 | N 8 | SSW 14 | N 10 | N 10 |
| kJ | 7 | 97 | 54 | 53 | 25 | 24 | 23 | 12 | 12 | 12 | 12 | 5 | 5 | 5 | 19 | 4 | 18 | 8 | 18 |
Swell 3 Height (m) Direction Period (s) | E 18 | N 9 | N 9 | N 9 | S 13 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 12 | S 11 | S 11 | SSW 14 | SSW 14 |
| kJ | 24 | 14 | 14 | 14 | 29 | 28 | 27 | 26 | 26 | 25 | 25 | 11 | 11 | 11 | 10 | 10 | 9 | 18 | 19 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 234 | 252 | 269 | 277 | 306 | 348 | 416 | 457 | 439 | 537 | 726 | 847 | 868 | 890 | 902 | 857 | 807 | 824 | 889 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 38 | 35 | 31 | 25 | 35 | 38 | 38 | 38 | 138 | 140 | 139 | 38 | 141 | 41 | 167 | 136 | 139 | 40 | 41 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
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