Surf Forecasts:
How big are the waves at Waialua Rivermouth today (21 Jul):
- Morning surf: Morning surf (21 Jul, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (21 Jul, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Evening surf: Evening surf (21 Jul, local time) - 5ft (1.6m), 7s period with ENE swell.
The current surf forecast for Waialua Rivermouth at 2PM is: 1.4m 7s primary swell from a East-northeast direction and 0.4m 11s secondary swell from a East direction, 0.3m 14s secondary swell from a East direction (forecast issued at 07:00am July 21). The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Jul) | 4.5ft (1.4m) | 7s |
| Afternoon (21 Jul) | 4.5ft (1.4m) | 7s |
| Evening (21 Jul) | 5ft (1.6m) | 7s |
Table - waves today at Waialua Rivermouth. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Tue morning. Warm (max 25°C on Tue morning, min 24°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 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) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 6 | ENE 6 | ENE 6 | E 12 | ENE 12 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 181 | 181 | 181 | 186 | 186 | 198 | 270 | 284 | 255 | 267 | 256 | 176 | 169 | 658 | 202 | 194 | 282 | 374 | 293 | 363 | 331 | 300 | 374 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 10:04AM0.54m | 7:42PM0.32m | 11:04AM0.59m | 8:46PM0.26m | 11:55AM0.62m | 10:34PM0.22m | |||||||||||||||||
Low Tide | 2:30AM0.04m | 5:22PM0.28m | 3:09AM0.05m | 7:35PM0.23m | 3:54AM0.05m | 8:21PM0.18m | |||||||||||||||||
 |  |  | | |  |  | | |  | | | | | | | | | | | | | | |
 | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — | — | 5:56 | — | — | — | — | — | — |
 | — | — | — | — | 7:09 | — | — | — | — | — | — | — | 7:08 | — | — | — | — | — | — | — | 7:08 | — | — |
mm | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 | 24 |
Feels °C | 25 | 25 | 25 | 25 | 24 | 25 | 25 | 23 | 22 | 22 | 23 | 23 | 24 | 23 | 23 | 22 | 22 | 23 | 22 | 22 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | SSW 14 | E 12 | E 12 | E 11 | E 14 | E 13 | SSW 12 | SSW 12 | E 12 | SW 15 | SSW 24 | E 11 | E 12 | SW 22 | SW 22 | SW 22 | SW 21 | SW 21 | SW 20 | SW 20 | SW 20 | SSW 19 | SW 19 |
| kJ | 38 | 25 | 24 | 39 | 59 | 85 | 28 | 14 | 103 | 59 | 109 | 123 | 169 | 128 | 119 | 118 | 116 | 109 | 101 | 98 | 97 | 148 | 177 |
Swell 2 Height (m) Direction Period (s) | E 12 | SSW 13 | E 15 | E 14 | E 11 | E 11 | SW 15 | SW 15 | SSW 12 | SSW 24 | SW 15 | SSW 24 | SW 23 | SSW 18 | SW 18 | SW 17 | SW 17 | SW 16 | SW 16 | SW 16 | SW 16 | NNW 10 | NNW 9 |
| kJ | 25 | 35 | 38 | 37 | 22 | 21 | 37 | 36 | 14 | 56 | 37 | 54 | 138 | 30 | 48 | 47 | 44 | 64 | 40 | 40 | 39 | 9 | 8 |
Swell 3 Height (m) Direction Period (s) | SW 16 | E 15 | SSW 13 | SSW 11 | SSW 12 | SSW 12 | SW 26 | SSW 26 | SW 15 | S 13 | SSW 11 | SSW 11 | SSW 11 | S 11 | S 11 | NNW 11 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | NNW 10 | SSW 16 | S 10 |
| kJ | 42 | 39 | 16 | 12 | 14 | 14 | 26 | 66 | 36 | 4 | 11 | 11 | 11 | 9 | 9 | 11 | 11 | 10 | 10 | 9 | 9 | 24 | 2 |
Wind waves Height (m) Direction Period (s) | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | E 7 | E 7 | E 7 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 12 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 181 | 181 | 181 | 186 | 186 | 198 | 270 | 284 | 255 | 267 | 256 | 176 | 126 | 658 | 202 | 194 | 282 | 374 | 293 | 363 | 331 | 300 | 374 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 19 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 23 | 25 | 23 | 23 | 23 | 23 | 25 | 25 | 25 | 23 | 27 | 51 | 51 | 23 | 23 |
Best forecast wave conditions in Molokai | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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