Surf Forecasts:
How big are the waves at Halawa today (21 Sep):
- Morning surf: Morning surf (21 Sep, local time) - 7ft (2.1m), 8s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Sep, local time) - 6ft (1.9m), 8s period with ENE swell.
- Evening surf: Evening surf (21 Sep, local time) - 6ft (1.9m), 8s period with ENE swell.
The current surf forecast for Halawa at 8AM is: 2.1m 8s primary swell from a East-northeast direction (forecast issued at 01:00am September 21). An open ocean swell of 0.4m 14s is not directed at the surf break, a second open ocean swell of 0.3m 14s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Sep) | 7ft (2.1m) | 8s |
| Afternoon (21 Sep) | 6ft (1.9m) | 8s |
| Evening (21 Sep) | 6ft (1.9m) | 8s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Wed night. Warm (max 26°C on Mon morning, min 25°C on Wed night). Mainly fresh winds. | ||||||||||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||||||||||||
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 | 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) | NNW 10 | N 10 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 10 | 8 | 547 | 509 | 521 | 471 | 471 | 460 | 460 | 414 | 402 | 152 | 189 | 179 | 164 | 158 | 158 | 153 | 110 | 118 | 118 | 106 | 102 | 77 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross | cross |
High Tide | 12:17PM0.78m | 11:48PM0.46m | 12:40PM0.80m | 00:26AM0.53m | 1:02PM0.82m | |||||||||||||||||||
Low Tide | 4:33AM0.25m | 7:21PM0.34m | 5:28AM0.22m | 7:22PM0.30m | 6:11AM0.20m | 7:31PM0.26m | ||||||||||||||||||
 |  |  |  | | | | | |  | | | | | | | | | | | | | | | |
 | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — | — | 6:15 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:23 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 22 | 22 | 25 | 24 | 25 | 25 | 25 | 25 | 26 | 26 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 25 | 24 | 24 | 24 | 24 |
Swell 1 Height (m) Direction Period (s) | SW 14 | SW 14 | SW 14 | SSW 14 | SSW 14 | SSW 14 | SW 14 | SSW 13 | N 14 | N 13 | NNW 13 | NNW 12 | NNW 12 | NNW 12 | NNW 11 | NNW 11 | NNW 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 |
| kJ | 53 | 53 | 52 | 64 | 75 | 71 | 29 | 34 | 34 | 89 | 129 | 152 | 189 | 179 | 164 | 158 | 158 | 153 | 110 | 118 | 118 | 106 | 102 | 77 |
Swell 2 Height (m) Direction Period (s) | SSW 15 | SSW 14 | SSW 14 | SW 14 | NW 10 | NNW 10 | SSW 13 | SW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 13 | ESE 10 | SSW 12 | SSW 12 | SSW 12 | SSW 12 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 |
| kJ | 42 | 40 | 40 | 32 | 4 | 9 | 35 | 29 | 34 | 33 | 31 | 32 | 36 | 30 | 29 | 14 | 15 | 47 | 47 | 46 | 45 | 41 | 63 | 62 |
Swell 3 Height (m) Direction Period (s) | NNW 10 | N 10 | N 10 | N 10 | W 11 | NW 10 | NNW 10 | N 15 | SW 14 | SW 14 | SSW 13 | SSW 13 | SSW 12 | W 12 | SSW 17 | SW 17 | SW 17 | SSW 12 | SSW 13 | W 11 | SSW 12 | SSW 12 | SSW 12 | SSW 12 |
| kJ | 10 | 8 | 8 | 8 | 2 | 4 | 10 | 17 | 29 | 29 | 18 | 18 | 31 | 11 | 28 | 44 | 46 | 15 | 16 | 9 | 15 | 14 | 14 | 14 |
Wind waves Height (m) Direction Period (s) | E 7 | E 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 9 | E 9 | E 9 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 |
| kJ | 509 | 478 | 547 | 509 | 521 | 471 | 471 | 460 | 460 | 414 | 402 | 459 | 497 | 645 | 792 | 1067 | 1070 | 1004 | 919 | 900 | 730 | 715 | 685 | 593 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 31 | 31 | 29 | 29 | 29 | 29 | 29 | 29 | 29 |
Best forecast wave conditions in Molokai | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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