Surf Forecasts:
How big are the waves at Halawa today (21 Aug):
- Morning surf: Morning surf (21 Aug, local time) - 2ft (0.6m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Aug, local time) - 2ft (0.6m), 7s period with NNE swell.
- Evening surf: Evening surf (21 Aug, local time) - 1.5ft (0.4m), 10s period with W swell.
The current surf forecast for Halawa at 12PM is: 0.6m 7s primary swell from a North-northeast direction (forecast issued at 07:00am August 21). An open ocean swell of 0.4m 17s is not directed at the surf break, a second open ocean swell of 1.0m 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 (21 Aug) | 2ft (0.6m) | 7s |
| Afternoon (21 Aug) | 2ft (0.6m) | 7s |
| Evening (21 Aug) | 1.5ft (0.4m) | 10s |
Table - waves today at Halawa. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Fri morning, min 25°C on Sat night). Winds increasing (light winds from the E on Fri morning, strong winds from the E by Sat morning). | |||||||||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | |||||||||||||||||||||
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) | NNE 6 | NNE 7 | NNE 7 | NNE 7 | ENE 7 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 14 | WNW 14 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | E 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 48 | 47 | 36 | 37 | 212 | 32 | 31 | 18 | 17 | 17 | 17 | 19 | 33 | 40 | 104 | 95 | 129 | 125 | 111 | 111 | 117 | 115 | 232 |
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 |
High Tide | 12:04PM0.72m | 12:38PM0.76m | 10:08PM0.40m | 1:06PM0.81m | |||||||||||||||||||
Low Tide | 2:06AM0.24m | 3:51AM0.23m | 9:08PM0.40m | 5:04AM0.19m | 8:19PM0.38m | ||||||||||||||||||
 |  | |  | | | | | | | | | | | | | | | | | | | | |
 | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — | — | 6:07 | — | — | — | — | — | — |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 26 | 27 | 27 | 27 | 26 | 27 | 26 | 26 | 26 | 26 | 26 | 26 | 25 | 25 | 25 | 25 | 25 | 26 | 26 | 26 | 25 | 25 |
Feels °C | 29 | 28 | 28 | 28 | 26 | 25 | 26 | 25 | 25 | 25 | 24 | 24 | 24 | 23 | 23 | 23 | 24 | 23 | 25 | 24 | 24 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | E 7 | NNE 7 | NNE 7 | NNE 7 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | SW 16 | WNW 14 | WNW 13 | WNW 12 | WNW 12 | WNW 11 | WNW 11 | WNW 12 | WNW 11 | NW 11 |
| kJ | 79 | 47 | 36 | 37 | 91 | 88 | 124 | 124 | 124 | 124 | 89 | 88 | 87 | 86 | 104 | 95 | 129 | 125 | 111 | 111 | 117 | 115 | 128 |
Swell 2 Height (m) Direction Period (s) | NNE 6 | ENE 7 | SW 17 | SW 17 | W 11 | W 10 | W 10 | W 10 | W 10 | W 10 | W 10 | WNW 10 | WNW 10 | WNW 11 | SW 16 | SW 16 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 15 | SW 14 |
| kJ | 48 | 37 | 100 | 97 | 35 | 32 | 31 | 18 | 17 | 17 | 17 | 19 | 33 | 22 | 86 | 85 | 60 | 59 | 59 | 57 | 56 | 54 | 54 |
Swell 3 Height (m) Direction Period (s) | SW 17 | SW 17 | ESE 8 | W 11 | SW 8 | SW 9 | SW 9 | SW 9 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WNW 14 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | WSW 9 | SW 9 | SW 9 |
| kJ | 97 | 138 | 23 | 21 | 3 | 3 | 3 | 3 | 11 | 10 | 10 | 10 | 9 | 40 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 3 | 3 |
Wind waves Height (m) Direction Period (s) | — | E 4 | E 7 | E 7 | ENE 7 | E 6 | E 6 | E 7 | E 7 | E 6 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 7 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | — | 12 | 97 | 114 | 212 | 200 | 206 | 222 | 222 | 272 | 345 | 403 | 356 | 345 | 447 | 442 | 430 | 430 | 357 | 305 | 266 | 275 | 232 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 19 | 19 | 19 | 24 | 29 | 29 | 29 | 29 | 29 | 29 | 33 | 29 | 33 | 29 | 31 | 29 | 31 | 31 | 29 | 47 | 29 | 29 | 29 |
Best forecast wave conditions in Molokai | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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