Surf Forecasts:
How big are the waves at Halawa today (18 Aug):
- Morning surf: Morning surf (18 Aug, local time) - 4.5ft (1.3m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
- Evening surf: Evening surf (18 Aug, local time) - 4ft (1.2m), 8s period with ENE swell.
The current surf forecast for Halawa at 10AM is: 1.3m 7s primary swell from a East-northeast direction (forecast issued at 01:00am August 18). An open ocean swell of 0.3m 17s is not directed at the surf break, a second open ocean swell of 0.2m 13s is not directed at the surf break. The wind direction is predicted to be cross-shore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Aug) | 4.5ft (1.3m) | 7s |
| Afternoon (18 Aug) | 4ft (1.2m) | 8s |
| Evening (18 Aug) | 4ft (1.2m) | 8s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Wed morning, min 24°C on Tue morning). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 18 | Wednesday 19 | Thursday 20 | ||||||||||||||||||||||
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) | WNW 11 | ENE 7 | WSW 6 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | NE 7 | NNE 6 | ENE 8 | NNE 6 | ENE 8 | NE 6 | ENE 8 | ENE 7 | NE 6 | NE 6 | NNE 6 | NE 7 | NE 7 | NE 7 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 12 | 206 | 4 | 196 | 169 | 173 | 178 | 192 | 202 | 176 | 46 | 36 | 202 | 34 | 171 | 39 | 117 | 96 | 40 | 43 | 35 | 105 | 105 | 91 |
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-on | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 6:50AM0.63m | 4:24PM0.60m | 8:36AM0.63m | 11:03AM0.66m | ||||||||||||||||||||
Low Tide | 11:33PM0.19m | 11:50AM0.51m | 00:04AM0.21m | 00:47AM0.22m | ||||||||||||||||||||
 | |  | |  | | | | | | | | | | |  | | | | | | | | | |
 | — | 6:05 | — | — | — | — | — | — | — | 6:05 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:53 | — | — | — | — | — | — | — | 6:52 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 23 | 22 | 23 | 24 | 24 | 25 | 25 | 23 | 24 | 25 | 26 | 26 | 25 | 26 | 26 | 26 | 27 | 26 | 26 | 28 | 27 | 28 | 29 | 29 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | S 13 | S 13 | SW 17 | SW 17 | SW 18 | SW 18 | W 13 | WNW 12 | NNE 7 | E 8 | NNE 6 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 7 | NE 7 | NE 7 | NE 7 |
| kJ | 37 | 14 | 14 | 44 | 47 | 49 | 49 | 13 | 28 | 9 | 109 | 36 | 108 | 107 | 105 | 102 | 102 | 99 | 74 | 72 | 86 | 105 | 105 | 91 |
Swell 2 Height (m) Direction Period (s) | WSW 6 | WSW 6 | SW 16 | S 13 | S 13 | SSW 13 | W 13 | SSW 18 | NNE 7 | WNW 12 | NE 7 | SW 16 | NE 6 | NNE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NE 6 | NNE 6 | E 8 | E 8 | E 8 |
| kJ | 4 | 4 | 42 | 13 | 13 | 17 | 13 | 31 | 5 | 28 | 46 | 40 | 40 | 34 | 38 | 39 | 40 | 40 | 40 | 43 | 35 | 43 | 30 | 34 |
Swell 3 Height (m) Direction Period (s) | WNW 11 | W 11 | WSW 6 | WSW 6 | W 13 | W 13 | SSW 13 | WSW 6 | WSW 6 | WSW 6 | SW 16 | W 12 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 17 | SW 18 | SW 18 | SW 17 | SW 17 | SW 16 |
| kJ | 12 | 10 | 4 | 4 | 14 | 14 | 17 | 4 | 4 | 4 | 41 | 11 | 41 | 42 | 40 | 41 | 41 | 42 | 77 | 79 | 109 | 107 | 72 | 94 |
Wind waves Height (m) Direction Period (s) | E 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | E 8 | ENE 8 | — | ENE 8 | ENE 7 | NE 6 | — | — | NE 7 | — | — |
| kJ | 238 | 206 | 208 | 196 | 169 | 173 | 178 | 192 | 202 | 176 | 200 | 135 | 202 | 190 | 171 | — | 117 | 96 | 39 | — | — | 69 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 31 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 29 | 19 | 19 | 22 | 29 | 22 | 29 | 29 | 19 | 19 | 19 | 5 | 5 | 5 | 5 | 5 |
Best forecast wave conditions in Molokai | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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