Surf Forecasts:
How big are the waves at Chinamans Hat/Mokolii today (15 Aug):
- Morning surf: Morning surf (15 Aug, local time) - 11ft (3.5m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (15 Aug, local time) - 13ft (4.0m), 9s period with ENE swell.
- Evening surf: Evening surf (15 Aug, local time) - 13ft (4.0m), 10s period with E swell.
The current surf forecast for Chinamans Hat/Mokolii at 7PM is: 4.0m 10s primary swell from a East direction (forecast issued at 01:00pm August 15). An open ocean swell of 0.3m 13s is not directed at the surf break, a second open ocean swell of 0.2m 17s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Aug) | 11ft (3.5m) | 8s |
| Afternoon (15 Aug) | 13ft (4.0m) | 9s |
| Evening (15 Aug) | 13ft (4.0m) | 10s |
Table - waves today at Chinamans Hat/Mokolii. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 59mm), heaviest during Sun morning. Warm (max 26°C on Sat afternoon, min 24°C on Mon night). Winds decreasing (strong winds from the ENE on Sat night, light winds from the E by Tue morning). | |||||||||||||||||||||
Sat 15 | Sunday 16 | Monday 17 | |||||||||||||||||||
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 9 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 1811 | 2257 | 2746 | 3233 | 3352 | 3370 | 2779 | 1705 | 1417 | 1107 | 887 | 675 | 547 | 438 | 375 | 345 | 292 | 284 | 245 | 215 | 210 |
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 | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 3:57PM0.74m | 4:47AM0.57m | 4:07PM0.66m | 5:54AM0.57m | 4:07PM0.60m | ||||||||||||||||
Low Tide | 9:51AM0.15m | 10:50PM0.12m | 10:32AM0.25m | 11:16PM0.10m | 11:16AM0.36m | ||||||||||||||||
 |  | |  |  |  |  | | |  | | | |  | |  |  | | | | | |
 | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — | — | 6:09 | — | — | — | — | — | — |
 | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — | — | — | — | — | — | 7:00 | — | — |
mm | 2 | 1 | 1 | 1 | — | 1 | 6 | 13 | 22 | 7 | 3 | 3 | 1 | — | — | — | — | — | — | — | — |
Temp °C | 25 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 24 |
Feels °C | 22 | 23 | 23 | 23 | 22 | 21 | 22 | 22 | 23 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 27 | 26 | 26 | 24 |
Swell 1 Height (m) Direction Period (s) | S 13 | S 13 | S 13 | S 13 | S 13 | S 14 | S 14 | SSE 10 | SSE 10 | S 9 | SSE 8 | SSE 8 | S 7 | ENE 8 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 | S 14 |
| kJ | 55 | 55 | 31 | 30 | 31 | 63 | 37 | 237 | 209 | 169 | 112 | 62 | 54 | 438 | 104 | 103 | 103 | 103 | 65 | 63 | 59 |
Swell 2 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 9 | S 17 | S 18 | NNW 9 | S 18 | NNW 9 | S 16 | S 16 | S 16 | S 16 | S 16 | S 7 | SSE 6 | SSE 6 | SSE 6 | S 6 | S 6 | S 6 | S 5 |
| kJ | 7 | 7 | 7 | 22 | 25 | 8 | 25 | 7 | 83 | 46 | 46 | 45 | 45 | 25 | 14 | 13 | 7 | 6 | 6 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | S 20 | S 16 | S 16 | SW 16 | SW 16 | S 18 | — | S 18 | NNW 8 | N 8 | S 13 | S 10 | S 13 | S 13 | N 8 | N 8 | N 8 | N 7 | N 7 | N 7 | N 7 |
| kJ | 7 | 5 | 5 | 10 | 10 | 25 | — | 24 | 7 | 5 | 30 | 17 | 30 | 56 | 5 | 5 | 1 | 1 | 1 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 9 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | ENE 8 | — | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 1811 | 2257 | 2746 | 3233 | 3352 | 3370 | 2779 | 1705 | 1417 | 1107 | 887 | 675 | 547 | — | 375 | 345 | 292 | 284 | 245 | 215 | 210 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 193 | 193 | 193 | 202 | 210 | 168 | 138 | 138 | 69 | 30 | 27 | 25 | 31 | 24 | 25 | 25 | 35 | 35 | 35 | 25 | 35 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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