Surf Forecasts:
How big are the waves at Halawa today (18 Sep):
- Morning surf: Morning surf (18 Sep, local time) - 0.5ft (0.1m), 11s period with NW swell.
- Afternoon surf: Afternoon surf (18 Sep, local time) - 0.5ft (0.1m), 10s period with NW swell.
- Evening surf: Evening surf (18 Sep, local time) - 0.5ft (0.1m), 10s period with NW swell.
The current surf forecast for Halawa at 2AM is: 0.1m 12s primary swell from a Northwest direction (forecast issued at 07:00pm September 17). An open ocean swell of 0.6m 18s is not directed at the surf break, a second open ocean swell of 0.1m 10s is not directed at the surf break, a second open ocean swell of 2.3m 7s 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 Sep) | 0.5ft (0.1m) | 11s |
| Afternoon (18 Sep) | 0.5ft (0.1m) | 10s |
| Evening (18 Sep) | 0.5ft (0.1m) | 10s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Thu night. Warm (max 27°C on Fri morning, min 26°C on Thu night). Mainly fresh winds. | |||||||||||||||||||
Thu 17 | Friday 18 | Saturday 19 | |||||||||||||||||
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 | WSW 10 | NW 12 | W 10 | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 10 | W 9 | NW 10 |
Wave Graph  | |||||||||||||||||||
 kJ | 682 | 708 | 10 | 6 | 2 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 3 | 4 |
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 |
High Tide | 9:47AM0.66m | 11:11AM0.70m | |||||||||||||||||
Low Tide | 11:24PM0.22m | 00:31AM0.26m | |||||||||||||||||
 |  |  | |  |  | | | | | | | |  | | | | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | 6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:25 | — | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 |
Feels °C | 26 | 25 | 25 | 24 | 23 | 24 | 24 | 24 | 23 | 24 | 25 | 24 | 24 | 24 | 24 | 23 | 24 | 23 | 24 |
Swell 1 Height (m) Direction Period (s) | SW 16 | SW 16 | SW 16 | SW 18 | SW 18 | SW 18 | SW 17 | SW 17 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 | SSW 16 |
| kJ | 124 | 163 | 214 | 246 | 152 | 246 | 243 | 235 | 230 | 222 | 216 | 211 | 206 | 169 | 166 | 166 | 166 | 166 | 166 |
Swell 2 Height (m) Direction Period (s) | SW 19 | WSW 10 | WSW 10 | SW 10 | SW 14 | NW 12 | NW 11 | NW 11 | NW 10 | NW 10 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 9 | NW 10 | W 9 | NW 10 |
| kJ | 58 | 10 | 10 | 4 | 51 | 5 | 5 | 4 | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 1 | 4 |
Swell 3 Height (m) Direction Period (s) | SW 10 | SW 19 | NW 9 | NW 12 | W 10 | W 10 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | W 9 | NW 8 | W 8 |
| kJ | 4 | 15 | 3 | 6 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 3 | 1 |
Wind waves Height (m) Direction Period (s) | ENE 9 | ENE 9 | ENE 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 8 |
| kJ | 682 | 708 | 595 | 569 | 569 | 539 | 517 | 474 | 480 | 432 | 420 | 420 | 420 | 460 | 546 | 509 | 494 | 460 | 565 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 29 | 29 | 33 | 29 | 29 | 33 | 33 | 31 | 29 | 34 | 29 | 31 | 33 | 33 | 29 | 47 | 29 | 29 | 31 |
Best forecast wave conditions in Molokai | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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