Surf Forecasts:
How big are the waves at Chinamans Hat/Mokolii today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 6.5ft (2.0m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6ft (1.8m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.8m), 8s period with ENE swell.
The current surf forecast for Chinamans Hat/Mokolii at 4PM is: 1.8m 8s primary swell from a East-northeast direction and 0.2m 10s secondary swell from a North direction (forecast issued at 01:00pm September 21). An open ocean swell of 0.4m 14s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 6.5ft (2.0m) | 8s |
| Afternoon (21 Sep) | 6ft (1.8m) | 8s |
| Evening (21 Sep) | 6ft (1.8m) | 8s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 2mm), mostly falling on Tue morning. Warm (max 27°C on Tue morning, min 25°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||||
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) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 |
Wave Graph  | |||||||||||||||||||||
 kJ | 427 | 404 | 404 | 408 | 398 | 394 | 361 | 361 | 318 | 402 | 402 | 500 | 637 | 650 | 715 | 755 | 755 | 669 | 589 | 565 | 564 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | 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 | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 12:14PM0.76m | 11:27PM0.41m | 12:35PM0.79m | 00:01AM0.48m | 12:53PM0.79m | ||||||||||||||||
Low Tide | 7:20PM0.25m | 5:30AM0.10m | 7:20PM0.23m | 6:08AM0.08m | 7:30PM0.19m | ||||||||||||||||
 |  | |  | | | | |  | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — | — | 6:20 | — | — | — | — | — | — |
 | — | — | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 25 | 26 | 26 | 27 | 26 | 26 | 25 |
Feels °C | 26 | 26 | 26 | 27 | 27 | 27 | 28 | 28 | 29 | 28 | 26 | 27 | 27 | 27 | 25 | 27 | 26 | 27 | 26 | 26 | 26 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | N 13 | N 12 | N 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 67 | 63 | 61 | 59 | 58 | 58 | 87 | 112 | 141 | 145 | 133 | 126 | 123 | 121 | 112 | 82 | 82 | 80 | 77 | 75 | 54 |
Swell 2 Height (m) Direction Period (s) | N 10 | NNW 10 | N 10 | NNW 10 | N 14 | N 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | S 12 | S 12 | S 12 | S 12 | S 13 | S 13 | S 13 | S 12 | S 12 | S 12 | N 12 |
| kJ | 8 | 9 | 8 | 9 | 16 | 32 | 57 | 56 | 33 | 55 | 28 | 26 | 26 | 27 | 29 | 30 | 29 | 28 | 27 | 26 | 25 |
Swell 3 Height (m) Direction Period (s) | NW 8 | NW 10 | NW 10 | N 15 | NNW 9 | NNW 10 | S 16 | S 16 | S 16 | SW 19 | SW 19 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 | SSW 17 | SSW 17 | SSW 16 | SSW 16 | S 12 |
| kJ | 3 | 4 | 4 | 17 | 9 | 9 | 5 | 5 | 5 | 14 | 14 | 12 | 11 | 12 | 12 | 12 | 29 | 28 | 26 | 25 | 26 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | ENE 9 |
| kJ | 427 | 404 | 404 | 408 | 398 | 394 | 361 | 361 | 318 | 402 | 402 | 500 | 637 | 650 | 715 | 755 | 755 | 669 | 589 | 565 | 564 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 35 | 35 | 35 | 35 | 136 | 35 | 35 | 29 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 35 | 38 | 37 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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