Surf Forecasts:
How big are the waves at Halawa today (15 Aug):
- Afternoon surf: Afternoon surf (15 Aug, local time) - 8ft (2.5m), 7s period with ENE swell.
- Evening surf: Evening surf (15 Aug, local time) - 0.5ft (0.2m), 12s period with W swell.
The current surf forecast for Halawa at 12AM is: 0.2m 12s primary swell from a West direction and 0.2m 8s secondary swell from a North-northwest direction (forecast issued at 07:00pm August 14). An open ocean swell of 0.4m 14s is not directed at the surf break, a second open ocean swell of 3.0m 11s 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) | - | - |
| Afternoon (15 Aug) | 8ft (2.5m) | 7s |
| Evening (15 Aug) | 0.5ft (0.2m) | 12s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 51mm), heaviest during Sat night. Warm (max 27°C on Sat afternoon, min 24°C on Sat night). Winds decreasing (gales from the E on Sat night, moderate winds from the E by Sun afternoon). | |||||||||||||||||||
Fri 14 | Saturday 15 | Sunday 16 | |||||||||||||||||
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) | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | W 11 | W 13 | W 13 | W 13 | W 13 | NNW 9 | W 13 | W 12 | W 12 | W 12 | E 8 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 10 | 13 | 13 | 13 | 13 | 8 | 13 | 11 | 11 | 11 | 0 | 0 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross | cross-off | cross | cross | cross | cross |
High Tide | 4:04AM0.65m | 4:10PM0.79m | 4:52AM0.65m | 4:25PM0.72m | |||||||||||||||
Low Tide | 10:18PM0.22m | 9:48AM0.24m | 10:42PM0.20m | 10:26AM0.33m | |||||||||||||||
 |  |  | | |  | | |  |  | |  | |  | | | | | | |
 | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — |
 | 6:57 | — | — | — | — | — | — | — | 6:57 | — | — | — | — | — | — | — | 6:55 | — | — |
mm | — | — | 1 | 1 | 1 | 1 | 2 | 1 | 1 | 1 | 4 | 8 | 11 | 8 | 5 | 3 | 1 | 1 | 1 |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 27 | 26 | 26 | 24 | 25 | 25 | 25 | 26 | 26 | 26 | 26 | 25 |
Feels °C | 22 | 22 | 22 | 22 | 21 | 20 | 20 | 21 | 20 | 18 | 14 | 19 | 21 | 22 | 25 | 26 | 26 | 26 | 24 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 13 | SSW 13 | SSW 13 | SSW 14 | SSW 13 | SSW 14 | SSW 13 | S 12 | S 11 | SSW 10 | SSW 9 | SSW 7 | SSW 6 |
| kJ | 69 | 69 | 69 | 66 | 36 | 36 | 35 | 35 | 35 | 36 | 35 | 40 | 55 | 71 | 58 | 33 | 29 | 9 | 8 |
Swell 2 Height (m) Direction Period (s) | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | NNW 8 | W 11 | W 13 | NNW 8 | W 13 | NNW 9 | NNW 9 | W 13 | SSW 17 | SSW 16 | SSW 16 | SSW 16 | SSW 13 |
| kJ | 6 | 6 | 6 | 6 | 6 | 7 | 7 | 10 | 13 | 6 | 13 | 8 | 8 | 13 | 28 | 25 | 25 | 25 | 33 |
Swell 3 Height (m) Direction Period (s) | W 12 | W 12 | W 12 | W 11 | W 11 | W 11 | W 11 | SW 21 | S 20 | W 13 | SW 16 | W 13 | SSW 18 | NNW 9 | W 12 | W 12 | W 12 | SSW 13 | SSW 16 |
| kJ | 11 | 11 | 11 | 10 | 9 | 9 | 9 | 18 | 8 | 13 | 10 | 13 | 30 | 8 | 11 | 11 | 11 | 17 | 25 |
Wind waves Height (m) Direction Period (s) | E 7 | E 11 | E 11 | E 12 | E 12 | E 12 | E 10 | E 10 | E 10 | E 10 | E 10 | E 10 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 |
| kJ | 661 | 1796 | 2033 | 2990 | 3871 | 4530 | 3578 | 3529 | 3386 | 4037 | 6203 | 3398 | 2033 | 1507 | 1349 | 1021 | 836 | 734 | 784 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 33 | 34 | 160 | 169 | 169 | 169 | 169 | 169 | 188 | 314 | 314 | 154 | 134 | 68 | 66 | 29 | 29 | 29 | 29 |
Best forecast wave conditions in Molokai | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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