Surf Forecasts:
How big are the waves at Waimanalo today (28 Aug):
- Morning surf: Morning surf (28 Aug, local time) - 4.5ft (1.3m), 6s period with ENE swell.
- Afternoon surf: Afternoon surf (28 Aug, local time) - 4.5ft (1.4m), 6s period with ENE swell.
- Evening surf: Evening surf (28 Aug, local time) - 5ft (1.5m), 6s period with ENE swell.
The current surf forecast for Waimanalo at 2AM is: 1.5m 6s primary swell from a East direction and 0.4m 7s secondary swell from a North-northeast direction (forecast issued at 07:00pm August 27). An open ocean swell of 0.5m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.
| Time (HST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (28 Aug) | 4.5ft (1.3m) | 6s |
| Afternoon (28 Aug) | 4.5ft (1.4m) | 6s |
| Evening (28 Aug) | 5ft (1.5m) | 6s |
Table - waves today at Waimanalo. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 26°C on Sat afternoon, min 25°C on Thu night). Mainly fresh winds. | |||||||||||||||||||
Thu 27 | Friday 28 | Saturday 29 | |||||||||||||||||
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 6 | ENE 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 160 | 160 | 201 | 182 | 182 | 139 | 144 | 142 | 118 | 146 | 171 | 188 | 160 | 195 | 177 | 201 | 226 | 226 | 260 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | on | on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on |
High Tide | 2:57PM0.65m | 2:22AM0.43m | 3:14PM0.63m | 3:05AM0.46m | 3:30PM0.60m | ||||||||||||||
Low Tide | 9:08PM0.15m | 8:18AM0.02m | 9:29PM0.12m | 8:54AM0.07m | 9:52PM0.09m | ||||||||||||||
 |  |  | | | | | | | | | | |  | | | | | | |
 | — | — | — | — | 6:13 | — | — | — | — | — | — | — | 6:13 | — | — | — | — | — | — |
 | 6:51 | — | — | — | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:49 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 25 | 26 | 25 | 25 | 25 |
Feels °C | 23 | 22 | 22 | 22 | 23 | 23 | 22 | 23 | 22 | 22 | 22 | 23 | 23 | 22 | 21 | 23 | 22 | 22 | 22 |
Swell 1 Height (m) Direction Period (s) | S 17 | S 16 | S 16 | S 16 | S 16 | S 15 | S 15 | S 14 | S 14 | S 14 | E 14 | E 14 | E 13 | E 13 | E 13 | E 13 | E 12 | E 12 | E 12 |
| kJ | 143 | 124 | 121 | 121 | 121 | 116 | 104 | 100 | 100 | 100 | 102 | 146 | 128 | 89 | 126 | 125 | 77 | 75 | 75 |
Swell 2 Height (m) Direction Period (s) | NNE 8 | NNE 8 | S 12 | NNE 7 | NNE 7 | E 16 | E 16 | E 15 | E 15 | E 14 | S 14 | S 14 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 | S 13 |
| kJ | 13 | 11 | 11 | 16 | 9 | 79 | 78 | 70 | 104 | 103 | 100 | 60 | 55 | 55 | 54 | 54 | 54 | 54 | 29 |
Swell 3 Height (m) Direction Period (s) | SSW 12 | SSW 12 | NW 9 | E 17 | E 16 | NNE 7 | S 11 | NW 8 | N 7 | N 7 | N 7 | NW 8 | SW 18 | SW 18 | SW 18 | SW 18 | SW 17 | SSW 17 | SSW 17 |
| kJ | 14 | 13 | 3 | 24 | 45 | 9 | 9 | 3 | 4 | 4 | 4 | 3 | 13 | 13 | 12 | 12 | 12 | 29 | 28 |
Wind waves Height (m) Direction Period (s) | ENE 6 | ENE 6 | ENE 6 | E 6 | E 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 | ENE 6 |
| kJ | 160 | 160 | 201 | 182 | 182 | 139 | 144 | 142 | 118 | 146 | 171 | 188 | 160 | 195 | 177 | 201 | 226 | 226 | 260 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 55 | 55 | 44 | 50 | 44 | 44 | 44 | 44 | 116 | 45 | 44 | 44 | 44 | 45 | 50 | 52 | 55 | 50 | 50 |
Best forecast wave conditions in Oahu | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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