Surf Forecasts:
How big are the waves at Waimanalo today (19 Jul):
- Morning surf: Morning surf (19 Jul, local time) - 4.5ft (1.4m), 8s period with E swell.
- Afternoon surf: Afternoon surf (19 Jul, local time) - 5ft (1.5m), 8s period with ENE swell.
- Evening surf: Evening surf (19 Jul, local time) - 5ft (1.6m), 8s period with ENE swell.
The current surf forecast for Waimanalo at 8PM is: 1.6m 8s primary swell from a East-northeast direction (forecast issued at 01:00pm July 19). An open ocean swell of 0.3m 13s is not directed at the surf break, a second open ocean swell of 0.2m 18s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (19 Jul) | 4.5ft (1.4m) | 8s |
| Afternoon (19 Jul) | 5ft (1.5m) | 8s |
| Evening (19 Jul) | 5ft (1.6m) | 8s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Mon morning. Warm (max 26°C on Mon afternoon, min 24°C on Tue night). Mainly fresh winds. | |||||||||||||||||||||
Sun 19 | Monday 20 | Tuesday 21 | |||||||||||||||||||
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 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
Wave Graph  | |||||||||||||||||||||
 kJ | 273 | 284 | 284 | 328 | 223 | 195 | 168 | 173 | 240 | 234 | 256 | 249 | 235 | 210 | 186 | 176 | 176 | 176 | 200 | 220 | 257 |
Wind (km/h) | |||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | cross-on | cross-on | cross-on | on | on | on | on | on | on | cross-on | cross-on | cross-on | on | on | on | cross-on | cross-on |
High Tide | 6:08PM0.51m | 9:13AM0.37m | 6:04PM0.45m | 11:19AM0.44m | 4:59PM0.41m | ||||||||||||||||
Low Tide | 11:40AM0.20m | 1:25AM0.09m | 12:37PM0.29m | 2:03AM0.07m | 3:19PM0.35m | ||||||||||||||||
 | | |  | | | | |  | | | | |  | | | | | | |  | |
 | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | 7:15 | — | — | — | — | — | — | — | 7:14 | — | — | — | — | — | — | — | 7:14 | — | — |
mm | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | 1 | — | — | 1 | — | 1 |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 |
Feels °C | 23 | 22 | 23 | 23 | 23 | 24 | 24 | 25 | 24 | 23 | 25 | 24 | 23 | 24 | 24 | 24 | 24 | 23 | 23 | 23 | 22 |
Swell 1 Height (m) Direction Period (s) | SSW 12 | SSW 12 | NNE 8 | S 13 | NE 8 | NE 8 | NNE 8 | NNE 7 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 15 | S 15 | S 14 | S 14 | S 14 | S 14 | S 14 |
| kJ | 15 | 14 | 12 | 31 | 17 | 16 | 64 | 41 | 47 | 81 | 81 | 122 | 72 | 107 | 106 | 104 | 103 | 102 | 97 | 95 | 92 |
Swell 2 Height (m) Direction Period (s) | S 19 | S 19 | S 19 | S 18 | S 18 | S 18 | S 17 | S 16 | S 13 | SW 18 | SW 18 | E 13 | S 13 | E 12 | E 12 | E 12 | E 12 | E 12 | E 14 | E 14 | E 13 |
| kJ | 29 | 29 | 27 | 25 | 56 | 55 | 53 | 48 | 31 | 13 | 12 | 3 | 29 | 12 | 12 | 11 | 25 | 24 | 37 | 33 | 85 |
Swell 3 Height (m) Direction Period (s) | S 6 | S 6 | SSW 12 | SW 20 | S 11 | S 11 | SSW 11 | S 12 | SW 18 | E 14 | E 13 | SW 18 | E 13 | SW 16 | SW 16 | E 16 | E 15 | E 15 | E 11 | E 11 | E 11 |
| kJ | 1 | 1 | 15 | 15 | 10 | 10 | 12 | 11 | 13 | 4 | 3 | 12 | 13 | 11 | 11 | 19 | 17 | 38 | 22 | 22 | 9 |
Wind waves Height (m) Direction Period (s) | ENE 8 | ENE 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | E 8 | ENE 8 | ENE 8 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 | ENE 7 |
| kJ | 273 | 284 | 284 | 328 | 223 | 195 | 168 | 173 | 240 | 234 | 256 | 249 | 235 | 210 | 186 | 176 | 176 | 176 | 200 | 220 | 257 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 44 | 119 | 120 | 44 | 44 | 15 | 15 | 15 | 15 | 44 | 44 | 44 | 44 | 17 | 15 | 17 | 44 | 44 | 44 | 44 | 44 |
Best forecast wave conditions in Oahu | |||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||
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