Surf Forecasts:
How big are the waves at Halawa today (19 Aug):
- Morning surf: Morning surf (19 Aug, local time) - 2.5ft (0.7m), 7s period with NE swell.
- Afternoon surf: Afternoon surf (19 Aug, local time) - 4.5ft (1.3m), 8s period with ENE swell.
- Evening surf: Evening surf (19 Aug, local time) - 2.5ft (0.8m), 6s period with NNE swell.
The current surf forecast for Halawa at 7PM is: 0.8m 6s primary swell from a North-northeast direction (forecast issued at 01:00pm August 19). An open ocean swell of 1.0m 8s is not directed at the surf break, a second open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Aug) | 2.5ft (0.7m) | 7s |
| Afternoon (19 Aug) | 4.5ft (1.3m) | 8s |
| Evening (19 Aug) | 2.5ft (0.8m) | 6s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri afternoon, min 24°C on Wed night). Winds increasing (light winds from the ENE on Thu night, fresh winds from the E by Sat morning). | |||||||||||||||||||||
Wed 19 | Thursday 20 | Friday 21 | |||||||||||||||||||
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 | NE 6 | NNE 6 | ENE 7 | NE 7 | NNE 6 | NE 6 | NNE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | ENE 7 | ENE 7 | E 6 | W 11 |
Wave Graph  | |||||||||||||||||||||
 kJ | 176 | 206 | 52 | 47 | 138 | 122 | 51 | 59 | 81 | 119 | 151 | 147 | 91 | 51 | 40 | 40 | 36 | 113 | 168 | 125 | 35 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross | cross | cross-on | cross | cross | cross | cross-on | on | on | cross-on | cross | cross | cross-off | cross | cross | cross | cross | cross | cross | cross |
High Tide | 8:36AM0.63m | 11:03AM0.66m | 12:04PM0.72m | ||||||||||||||||||
Low Tide | 00:47AM0.22m | 2:06AM0.24m | |||||||||||||||||||
 | | |  |  | | |  | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 26 | 26 | 27 | 26 | 26 |
Feels °C | 26 | 25 | 25 | 26 | 26 | 27 | 27 | 28 | 28 | 29 | 29 | 30 | 29 | 28 | 28 | 28 | 27 | 25 | 27 | 25 | 25 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | E 8 | E 8 | E 8 | E 8 | E 8 | NE 6 | NNE 7 | NE 7 | NE 7 | NE 7 | NE 7 | NNE 7 | E 7 | ENE 7 | NNE 7 | SW 17 | W 11 | NNE 7 | SW 16 |
| kJ | 40 | 41 | 130 | 125 | 122 | 97 | 94 | 59 | 81 | 119 | 151 | 147 | 91 | 51 | 68 | 38 | 36 | 97 | 37 | 26 | 124 |
Swell 2 Height (m) Direction Period (s) | W 12 | WNW 12 | SW 16 | SW 16 | NNE 6 | NNE 6 | NNE 6 | E 8 | E 8 | E 8 | SW 17 | SW 17 | E 8 | ENE 7 | NNE 7 | NNE 7 | SW 17 | ESE 8 | SW 16 | SW 16 | W 11 |
| kJ | 11 | 28 | 42 | 40 | 47 | 49 | 51 | 72 | 71 | 44 | 106 | 72 | 33 | 37 | 40 | 40 | 100 | 22 | 91 | 88 | 35 |
Swell 3 Height (m) Direction Period (s) | W 7 | W 7 | W 12 | W 12 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | W 11 | W 11 | SW 16 | E 8 | SW 17 | SW 17 | ESE 9 | W 11 | SW 8 | W 11 | SW 9 |
| kJ | 4 | 4 | 11 | 11 | 41 | 41 | 42 | 77 | 79 | 109 | 9 | 21 | 94 | 34 | 97 | 138 | 15 | 21 | 3 | 36 | 3 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | NE 6 | NNE 6 | ENE 7 | NE 7 | — | — | — | — | — | — | — | — | — | E 4 | ENE 7 | ENE 7 | ENE 7 | E 6 | E 7 |
| kJ | 176 | 206 | 52 | 47 | 138 | 122 | — | — | — | — | — | — | — | — | — | 7 | 82 | 113 | 168 | 125 | 200 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 25 | 29 | 25 | 29 | 19 | 19 | 19 | 5 | 5 | 5 | 5 | 19 | 19 | 0 | 19 | 19 | 19 | 24 | 29 | 29 | 29 |
Best forecast wave conditions in Molokai | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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