Surf Forecasts:
How big are the waves at Waimanalo today (18 Jul):
- Morning surf: Morning surf (18 Jul, local time) - 6ft (1.9m), 7s period with ENE swell.
- Afternoon surf: Afternoon surf (18 Jul, local time) - 6.5ft (2.0m), 7s period with ENE swell.
- Evening surf: Evening surf (18 Jul, local time) - 6ft (1.9m), 8s period with ENE swell.
The current surf forecast for Waimanalo at 12AM is: 1.5m 7s primary swell from a East-northeast direction and 0.1m 7s secondary swell from a Southeast direction (forecast issued at 07:00pm July 17). An open ocean swell of 0.3m 15s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 Jul) | 6ft (1.9m) | 7s |
| Afternoon (18 Jul) | 6.5ft (2.0m) | 7s |
| Evening (18 Jul) | 6ft (1.9m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 25°C on Fri night, min 24°C on Sat night). Mainly fresh winds. | |||||||||||||||||||
Fri 17 | Saturday 18 | Sunday 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 6 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 110 | 192 | 198 | 207 | 261 | 308 | 352 | 403 | 385 | 385 | 406 | 394 | 301 | 301 | 310 | 310 | 273 | 273 | 277 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | cross-on | on | on | on | on | on | on |
High Tide | 5:34PM0.63m | 5:36AM0.33m | 5:55PM0.57m | 7:07AM0.34m | 6:08PM0.51m | ||||||||||||||
Low Tide | 00:18AM0.13m | 10:57AM0.11m | 00:51AM0.11m | 11:40AM0.20m | |||||||||||||||
 |  |  | | | | | | | | |  | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 24 | 25 | 25 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 23 | 23 | 23 | 25 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | NNE 9 | NNE 8 | SSW 12 | SSW 12 | NNE 7 | NNE 8 | SSW 12 | SSW 12 | S 19 | S 13 | S 18 |
| kJ | 41 | 47 | 44 | 41 | 38 | 37 | 36 | 37 | 15 | 14 | 31 | 30 | 28 | 12 | 15 | 14 | 27 | 31 | 56 |
Swell 2 Height (m) Direction Period (s) | SSW 16 | SSE 7 | SE 7 | SW 10 | W 14 | NE 9 | SE 9 | NNE 9 | SSW 14 | SSW 14 | NNE 8 | SE 9 | SSW 12 | SSW 12 | S 19 | S 19 | SSW 12 | S 18 | S 11 |
| kJ | 49 | 5 | 2 | 4 | 4 | 3 | 3 | 8 | 39 | 39 | 7 | 3 | 29 | 14 | 29 | 29 | 15 | 25 | 10 |
Swell 3 Height (m) Direction Period (s) | ESE 8 | W 14 | W 14 | W 14 | S 9 | S 9 | NE 9 | SE 9 | SE 9 | SE 9 | SE 9 | S 21 | S 15 | S 19 | S 9 | S 14 | S 14 | SW 20 | S 13 |
| kJ | 6 | 4 | 4 | 4 | 2 | 2 | 3 | 3 | 3 | 3 | 3 | 8 | 4 | 30 | 1 | 4 | 4 | 15 | 14 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 7 | ENE 7 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | E 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 110 | 192 | 198 | 207 | 261 | 308 | 352 | 403 | 385 | 385 | 406 | 394 | 301 | 301 | 310 | 310 | 273 | 273 | 277 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 46 | 44 | 44 | 44 | 44 | 50 | 50 | 50 | 50 | 44 | 44 | 44 | 44 | 44 | 44 | 44 | 118 | 44 | 15 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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