Surf Forecasts:
How big are the waves at Waimanalo today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 4ft (1.2m), 6s period with E swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 4.5ft (1.4m), 7s period with ENE swell.
- Evening surf: Evening surf (17 Jul, local time) - 5ft (1.5m), 7s period with ENE swell.
The current surf forecast for Waimanalo at 11AM is: 1.2m 6s primary swell from a East direction and 0.8m 7s secondary swell from a North-northeast direction (forecast issued at 07:00am July 17). An open ocean swell of 0.3m 16s is not directed at the surf break. The wind direction is predicted to be onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 4ft (1.2m) | 6s |
| Afternoon (17 Jul) | 4.5ft (1.4m) | 7s |
| Evening (17 Jul) | 5ft (1.5m) | 7s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Fri afternoon, min 24°C on Sat night). Mainly fresh winds. | |||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | |||||||||||||||||||||
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) | E 6 | E 6 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 135 | 116 | 115 | 180 | 180 | 198 | 216 | 226 | 232 | 308 | 317 | 403 | 426 | 468 | 395 | 394 | 341 | 301 | 302 | 273 | 284 | 277 | 277 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | on | on | on | on | on | on |
High Tide | 4:23AM0.32m | 5:34PM0.63m | 5:36AM0.33m | 5:55PM0.57m | 7:07AM0.34m | 6:08PM0.51m | |||||||||||||||||
Low Tide | 10:16AM0.02m | 00:18AM0.13m | 10:57AM0.11m | 00:51AM0.11m | 11:40AM0.20m | ||||||||||||||||||
 |  |  | | |  | | | | | | | | | |  | | | | | | | | |
 | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — | — | — | — | — | — | 7:15 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 24 | 24 | 24 | 24 | 24 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 25 | 25 | 24 | 25 | 24 | 25 | 25 | 24 | 23 | 23 | 22 | 22 | 22 | 21 | 21 | 21 | 21 | 21 | 23 | 23 | 23 | 23 | 23 |
Swell 1 Height (m) Direction Period (s) | NNE 7 | NNE 8 | NNE 7 | SSW 16 | SSW 16 | SSW 16 | SSW 15 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 14 | SSW 12 | SSW 12 | NNE 8 | NNE 8 | SSW 12 | SSW 12 | S 19 | S 13 | S 18 |
| kJ | 54 | 64 | 59 | 50 | 49 | 47 | 44 | 41 | 38 | 37 | 36 | 37 | 39 | 39 | 31 | 30 | 12 | 11 | 15 | 14 | 27 | 31 | 56 |
Swell 2 Height (m) Direction Period (s) | SSW 14 | SSW 16 | SSW 16 | W 14 | SE 7 | SE 7 | SW 10 | W 14 | W 14 | NE 9 | SE 9 | NNE 9 | NNE 8 | NNE 9 | NNE 8 | SE 9 | SSW 12 | SSW 12 | S 19 | S 19 | SSW 12 | S 18 | S 11 |
| kJ | 20 | 26 | 48 | 4 | 2 | 2 | 4 | 4 | 4 | 3 | 3 | 8 | 14 | 7 | 7 | 3 | 29 | 29 | 29 | 29 | 15 | 25 | 10 |
Swell 3 Height (m) Direction Period (s) | S 17 | SSW 12 | SW 16 | S 7 | W 14 | W 14 | W 14 | S 9 | S 9 | W 13 | NE 9 | SSE 9 | SE 9 | SE 9 | SE 9 | S 21 | S 20 | S 19 | S 15 | S 14 | S 14 | S 6 | S 13 |
| kJ | 23 | 14 | 10 | 1 | 4 | 4 | 4 | 2 | 2 | 3 | 3 | 7 | 3 | 3 | 3 | 8 | 7 | 30 | 4 | 4 | 4 | 1 | 14 |
Wind waves Height (m) Direction Period (s) | E 6 | E 6 | E 6 | ENE 7 | ENE 7 | ENE 7 | ENE 6 | ENE 6 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 8 | ENE 7 | ENE 8 | ENE 8 | ENE 8 | E 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 135 | 116 | 115 | 180 | 180 | 198 | 216 | 226 | 232 | 308 | 317 | 403 | 426 | 468 | 395 | 394 | 341 | 301 | 302 | 273 | 284 | 277 | 277 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 15 | 17 | 44 | 44 | 50 | 44 | 44 | 44 | 44 | 50 | 50 | 50 | 50 | 44 | 44 | 46 | 44 | 44 | 44 | 45 | 46 | 44 | 44 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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